From fab5be44724916b6e3a31a73deac3794a161e256 Mon Sep 17 00:00:00 2001
From: Tim Gerundt
Date: Fri, 14 Jan 2011 22:48:33 +0100
Subject: [PATCH] Web: Add News to homepage
---
htdocs/index.php | 16 +
htdocs/site/css/all.css | 7 +
htdocs/site/simplepie/LICENSE.txt | 26 +
htdocs/site/simplepie/README.txt | 30 +
htdocs/site/simplepie/cache/dummy.txt | 0
htdocs/site/simplepie/simplepie.inc | 15001 ++++++++++++++++++++++++
6 files changed, 15080 insertions(+)
create mode 100644 htdocs/site/simplepie/LICENSE.txt
create mode 100644 htdocs/site/simplepie/README.txt
create mode 100644 htdocs/site/simplepie/cache/dummy.txt
create mode 100644 htdocs/site/simplepie/simplepie.inc
diff --git a/htdocs/index.php b/htdocs/index.php
index ba49f18cb..1bf96f256 100644
--- a/htdocs/index.php
+++ b/htdocs/index.php
@@ -64,6 +64,22 @@ Cppcheck as an external tool.
Check for uninitialized variables and unused functions
+News
+set_feed_url('http://sourceforge.net/export/rss2_projnews.php?group_id=195752');
+ $feed->set_cache_location('./site/simplepie/cache');
+ $feed->init();
+ print("\n");
+?>
+View all news…
+
Support
- Use Trac to report
diff --git a/htdocs/site/css/all.css b/htdocs/site/css/all.css
index a42857904..3b2e9901a 100644
--- a/htdocs/site/css/all.css
+++ b/htdocs/site/css/all.css
@@ -66,6 +66,13 @@ a:active { color:#369; text-decoration:none; }
padding: .5em;
}
+/* RSS feed items */
+.rssfeeditems em {
+ margin-left: .5em;
+ color: #888;
+ font-size: smaller;
+}
+
/* Printing */
@media print {
#header { color: black; border-bottom: 1px solid black; }
diff --git a/htdocs/site/simplepie/LICENSE.txt b/htdocs/site/simplepie/LICENSE.txt
new file mode 100644
index 000000000..a822a4bd9
--- /dev/null
+++ b/htdocs/site/simplepie/LICENSE.txt
@@ -0,0 +1,26 @@
+Copyright (c) 2004-2007, Ryan Parman and Geoffrey Sneddon.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification, are
+permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this list of
+ conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice, this list
+ of conditions and the following disclaimer in the documentation and/or other materials
+ provided with the distribution.
+
+ * Neither the name of the SimplePie Team nor the names of its contributors may be used
+ to endorse or promote products derived from this software without specific prior
+ written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
+OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
+AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
\ No newline at end of file
diff --git a/htdocs/site/simplepie/README.txt b/htdocs/site/simplepie/README.txt
new file mode 100644
index 000000000..fd1713e6e
--- /dev/null
+++ b/htdocs/site/simplepie/README.txt
@@ -0,0 +1,30 @@
+SIMPLEPIE
+http://simplepie.org
+By Ryan Parman and Geoffrey Sneddon
+
+BSD-LICENSED
+http://www.opensource.org/licenses/bsd-license.php
+
+WHAT COMES IN THE PACKAGE?
+1) simplepie.inc - The SimplePie library. This is all that's required for your pages.
+2) README.txt - This document.
+3) LICENSE.txt - A copy of the BSD license.
+4) compatibility_test - The SimplePie compatibility test that checks your server for required settings.
+5) demo - A basic feed reader demo that shows off some of SimplePie's more noticable features.
+6) idn - A third-party library that SimplePie can optionally use to understand Internationalized Domain Names (IDNs).
+7) test - SimplePie's unit test suite. This is only available in SVN builds.
+
+TO START THE DEMO:
+1) Upload this package to your webserver.
+2) Make sure that the cache folder inside of the demo folder is server-writable.
+3) Navigate your browser to the demo folder.
+
+SUPPORT:
+For further setup and install documentation, function references, etc., visit:
+http://simplepie.org/wiki/
+
+For bug reports, feature requests and other support, visit:
+http://simplepie.org/support/
+
+For more insight on SimplePie development, visit:
+http://simplepie.org/development/
\ No newline at end of file
diff --git a/htdocs/site/simplepie/cache/dummy.txt b/htdocs/site/simplepie/cache/dummy.txt
new file mode 100644
index 000000000..e69de29bb
diff --git a/htdocs/site/simplepie/simplepie.inc b/htdocs/site/simplepie/simplepie.inc
new file mode 100644
index 000000000..45c33c86e
--- /dev/null
+++ b/htdocs/site/simplepie/simplepie.inc
@@ -0,0 +1,15001 @@
+' . SIMPLEPIE_NAME . '');
+
+/**
+ * No Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_NONE', 0);
+
+/**
+ * Feed Link Element Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_AUTODISCOVERY', 1);
+
+/**
+ * Local Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_EXTENSION', 2);
+
+/**
+ * Local Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_BODY', 4);
+
+/**
+ * Remote Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_EXTENSION', 8);
+
+/**
+ * Remote Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_BODY', 16);
+
+/**
+ * All Feed Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_ALL', 31);
+
+/**
+ * No known feed type
+ */
+define('SIMPLEPIE_TYPE_NONE', 0);
+
+/**
+ * RSS 0.90
+ */
+define('SIMPLEPIE_TYPE_RSS_090', 1);
+
+/**
+ * RSS 0.91 (Netscape)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_NETSCAPE', 2);
+
+/**
+ * RSS 0.91 (Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_USERLAND', 4);
+
+/**
+ * RSS 0.91 (both Netscape and Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091', 6);
+
+/**
+ * RSS 0.92
+ */
+define('SIMPLEPIE_TYPE_RSS_092', 8);
+
+/**
+ * RSS 0.93
+ */
+define('SIMPLEPIE_TYPE_RSS_093', 16);
+
+/**
+ * RSS 0.94
+ */
+define('SIMPLEPIE_TYPE_RSS_094', 32);
+
+/**
+ * RSS 1.0
+ */
+define('SIMPLEPIE_TYPE_RSS_10', 64);
+
+/**
+ * RSS 2.0
+ */
+define('SIMPLEPIE_TYPE_RSS_20', 128);
+
+/**
+ * RDF-based RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_RDF', 65);
+
+/**
+ * Non-RDF-based RSS (truly intended as syndication format)
+ */
+define('SIMPLEPIE_TYPE_RSS_SYNDICATION', 190);
+
+/**
+ * All RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_ALL', 255);
+
+/**
+ * Atom 0.3
+ */
+define('SIMPLEPIE_TYPE_ATOM_03', 256);
+
+/**
+ * Atom 1.0
+ */
+define('SIMPLEPIE_TYPE_ATOM_10', 512);
+
+/**
+ * All Atom
+ */
+define('SIMPLEPIE_TYPE_ATOM_ALL', 768);
+
+/**
+ * All feed types
+ */
+define('SIMPLEPIE_TYPE_ALL', 1023);
+
+/**
+ * No construct
+ */
+define('SIMPLEPIE_CONSTRUCT_NONE', 0);
+
+/**
+ * Text construct
+ */
+define('SIMPLEPIE_CONSTRUCT_TEXT', 1);
+
+/**
+ * HTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_HTML', 2);
+
+/**
+ * XHTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_XHTML', 4);
+
+/**
+ * base64-encoded construct
+ */
+define('SIMPLEPIE_CONSTRUCT_BASE64', 8);
+
+/**
+ * IRI construct
+ */
+define('SIMPLEPIE_CONSTRUCT_IRI', 16);
+
+/**
+ * A construct that might be HTML
+ */
+define('SIMPLEPIE_CONSTRUCT_MAYBE_HTML', 32);
+
+/**
+ * All constructs
+ */
+define('SIMPLEPIE_CONSTRUCT_ALL', 63);
+
+/**
+ * Don't change case
+ */
+define('SIMPLEPIE_SAME_CASE', 1);
+
+/**
+ * Change to lowercase
+ */
+define('SIMPLEPIE_LOWERCASE', 2);
+
+/**
+ * Change to uppercase
+ */
+define('SIMPLEPIE_UPPERCASE', 4);
+
+/**
+ * PCRE for HTML attributes
+ */
+define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:[\x09\x0A\x0B\x0C\x0D\x20]+[^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?)*)[\x09\x0A\x0B\x0C\x0D\x20]*');
+
+/**
+ * PCRE for XML attributes
+ */
+define('SIMPLEPIE_PCRE_XML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'))*)\s*');
+
+/**
+ * XML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XML', 'http://www.w3.org/XML/1998/namespace');
+
+/**
+ * Atom 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_10', 'http://www.w3.org/2005/Atom');
+
+/**
+ * Atom 0.3 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_03', 'http://purl.org/atom/ns#');
+
+/**
+ * RDF Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RDF', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
+
+/**
+ * RSS 0.90 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_090', 'http://my.netscape.com/rdf/simple/0.9/');
+
+/**
+ * RSS 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10', 'http://purl.org/rss/1.0/');
+
+/**
+ * RSS 1.0 Content Module Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT', 'http://purl.org/rss/1.0/modules/content/');
+
+/**
+ * RSS 2.0 Namespace
+ * (Stupid, I know, but I'm certain it will confuse people less with support.)
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_20', '');
+
+/**
+ * DC 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_10', 'http://purl.org/dc/elements/1.0/');
+
+/**
+ * DC 1.1 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_11', 'http://purl.org/dc/elements/1.1/');
+
+/**
+ * W3C Basic Geo (WGS84 lat/long) Vocabulary Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO', 'http://www.w3.org/2003/01/geo/wgs84_pos#');
+
+/**
+ * GeoRSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_GEORSS', 'http://www.georss.org/georss');
+
+/**
+ * Media RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_MEDIARSS', 'http://search.yahoo.com/mrss/');
+
+/**
+ * Wrong Media RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG', 'http://search.yahoo.com/mrss');
+
+/**
+ * iTunes RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ITUNES', 'http://www.itunes.com/dtds/podcast-1.0.dtd');
+
+/**
+ * XHTML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XHTML', 'http://www.w3.org/1999/xhtml');
+
+/**
+ * IANA Link Relations Registry
+ */
+define('SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY', 'http://www.iana.org/assignments/relation/');
+
+/**
+ * Whether we're running on PHP5
+ */
+define('SIMPLEPIE_PHP5', version_compare(PHP_VERSION, '5.0.0', '>='));
+
+/**
+ * No file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_NONE', 0);
+
+/**
+ * Remote file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_REMOTE', 1);
+
+/**
+ * Local file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_LOCAL', 2);
+
+/**
+ * fsockopen() file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_FSOCKOPEN', 4);
+
+/**
+ * cURL file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_CURL', 8);
+
+/**
+ * file_get_contents() file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS', 16);
+
+/**
+ * SimplePie
+ *
+ * @package SimplePie
+ */
+class SimplePie
+{
+ /**
+ * @var array Raw data
+ * @access private
+ */
+ var $data = array();
+
+ /**
+ * @var mixed Error string
+ * @access private
+ */
+ var $error;
+
+ /**
+ * @var object Instance of SimplePie_Sanitize (or other class)
+ * @see SimplePie::set_sanitize_class()
+ * @access private
+ */
+ var $sanitize;
+
+ /**
+ * @var string SimplePie Useragent
+ * @see SimplePie::set_useragent()
+ * @access private
+ */
+ var $useragent = SIMPLEPIE_USERAGENT;
+
+ /**
+ * @var string Feed URL
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $feed_url;
+
+ /**
+ * @var object Instance of SimplePie_File to use as a feed
+ * @see SimplePie::set_file()
+ * @access private
+ */
+ var $file;
+
+ /**
+ * @var string Raw feed data
+ * @see SimplePie::set_raw_data()
+ * @access private
+ */
+ var $raw_data;
+
+ /**
+ * @var int Timeout for fetching remote files
+ * @see SimplePie::set_timeout()
+ * @access private
+ */
+ var $timeout = 10;
+
+ /**
+ * @var bool Forces fsockopen() to be used for remote files instead
+ * of cURL, even if a new enough version is installed
+ * @see SimplePie::force_fsockopen()
+ * @access private
+ */
+ var $force_fsockopen = false;
+
+ /**
+ * @var bool Force the given data/URL to be treated as a feed no matter what
+ * it appears like
+ * @see SimplePie::force_feed()
+ * @access private
+ */
+ var $force_feed = false;
+
+ /**
+ * @var bool Enable/Disable XML dump
+ * @see SimplePie::enable_xml_dump()
+ * @access private
+ */
+ var $xml_dump = false;
+
+ /**
+ * @var bool Enable/Disable Caching
+ * @see SimplePie::enable_cache()
+ * @access private
+ */
+ var $cache = true;
+
+ /**
+ * @var int Cache duration (in seconds)
+ * @see SimplePie::set_cache_duration()
+ * @access private
+ */
+ var $cache_duration = 3600;
+
+ /**
+ * @var int Auto-discovery cache duration (in seconds)
+ * @see SimplePie::set_autodiscovery_cache_duration()
+ * @access private
+ */
+ var $autodiscovery_cache_duration = 604800; // 7 Days.
+
+ /**
+ * @var string Cache location (relative to executing script)
+ * @see SimplePie::set_cache_location()
+ * @access private
+ */
+ var $cache_location = './cache';
+
+ /**
+ * @var string Function that creates the cache filename
+ * @see SimplePie::set_cache_name_function()
+ * @access private
+ */
+ var $cache_name_function = 'md5';
+
+ /**
+ * @var bool Reorder feed by date descending
+ * @see SimplePie::enable_order_by_date()
+ * @access private
+ */
+ var $order_by_date = true;
+
+ /**
+ * @var mixed Force input encoding to be set to the follow value
+ * (false, or anything type-cast to false, disables this feature)
+ * @see SimplePie::set_input_encoding()
+ * @access private
+ */
+ var $input_encoding = false;
+
+ /**
+ * @var int Feed Autodiscovery Level
+ * @see SimplePie::set_autodiscovery_level()
+ * @access private
+ */
+ var $autodiscovery = SIMPLEPIE_LOCATOR_ALL;
+
+ /**
+ * @var string Class used for caching feeds
+ * @see SimplePie::set_cache_class()
+ * @access private
+ */
+ var $cache_class = 'SimplePie_Cache';
+
+ /**
+ * @var string Class used for locating feeds
+ * @see SimplePie::set_locator_class()
+ * @access private
+ */
+ var $locator_class = 'SimplePie_Locator';
+
+ /**
+ * @var string Class used for parsing feeds
+ * @see SimplePie::set_parser_class()
+ * @access private
+ */
+ var $parser_class = 'SimplePie_Parser';
+
+ /**
+ * @var string Class used for fetching feeds
+ * @see SimplePie::set_file_class()
+ * @access private
+ */
+ var $file_class = 'SimplePie_File';
+
+ /**
+ * @var string Class used for items
+ * @see SimplePie::set_item_class()
+ * @access private
+ */
+ var $item_class = 'SimplePie_Item';
+
+ /**
+ * @var string Class used for authors
+ * @see SimplePie::set_author_class()
+ * @access private
+ */
+ var $author_class = 'SimplePie_Author';
+
+ /**
+ * @var string Class used for categories
+ * @see SimplePie::set_category_class()
+ * @access private
+ */
+ var $category_class = 'SimplePie_Category';
+
+ /**
+ * @var string Class used for enclosures
+ * @see SimplePie::set_enclosures_class()
+ * @access private
+ */
+ var $enclosure_class = 'SimplePie_Enclosure';
+
+ /**
+ * @var string Class used for Media RSS captions
+ * @see SimplePie::set_caption_class()
+ * @access private
+ */
+ var $caption_class = 'SimplePie_Caption';
+
+ /**
+ * @var string Class used for Media RSS
+ * @see SimplePie::set_copyright_class()
+ * @access private
+ */
+ var $copyright_class = 'SimplePie_Copyright';
+
+ /**
+ * @var string Class used for Media RSS
+ * @see SimplePie::set_credit_class()
+ * @access private
+ */
+ var $credit_class = 'SimplePie_Credit';
+
+ /**
+ * @var string Class used for Media RSS
+ * @see SimplePie::set_rating_class()
+ * @access private
+ */
+ var $rating_class = 'SimplePie_Rating';
+
+ /**
+ * @var string Class used for Media RSS
+ * @see SimplePie::set_restriction_class()
+ * @access private
+ */
+ var $restriction_class = 'SimplePie_Restriction';
+
+ /**
+ * @var string Class used for content-type sniffing
+ * @see SimplePie::set_content_type_sniffer_class()
+ * @access private
+ */
+ var $content_type_sniffer_class = 'SimplePie_Content_Type_Sniffer';
+
+ /**
+ * @var string Class used for item sources.
+ * @see SimplePie::set_source_class()
+ * @access private
+ */
+ var $source_class = 'SimplePie_Source';
+
+ /**
+ * @var mixed Set javascript query string parameter (false, or
+ * anything type-cast to false, disables this feature)
+ * @see SimplePie::set_javascript()
+ * @access private
+ */
+ var $javascript = 'js';
+
+ /**
+ * @var int Maximum number of feeds to check with autodiscovery
+ * @see SimplePie::set_max_checked_feeds()
+ * @access private
+ */
+ var $max_checked_feeds = 10;
+
+ /**
+ * @var array All the feeds found during the autodiscovery process
+ * @see SimplePie::get_all_discovered_feeds()
+ * @access private
+ */
+ var $all_discovered_feeds = array();
+
+ /**
+ * @var string Web-accessible path to the handler_favicon.php file.
+ * @see SimplePie::set_favicon_handler()
+ * @access private
+ */
+ var $favicon_handler = '';
+
+ /**
+ * @var string Web-accessible path to the handler_image.php file.
+ * @see SimplePie::set_image_handler()
+ * @access private
+ */
+ var $image_handler = '';
+
+ /**
+ * @var array Stores the URLs when multiple feeds are being initialized.
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $multifeed_url = array();
+
+ /**
+ * @var array Stores SimplePie objects when multiple feeds initialized.
+ * @access private
+ */
+ var $multifeed_objects = array();
+
+ /**
+ * @var array Stores the get_object_vars() array for use with multifeeds.
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $config_settings = null;
+
+ /**
+ * @var integer Stores the number of items to return per-feed with multifeeds.
+ * @see SimplePie::set_item_limit()
+ * @access private
+ */
+ var $item_limit = 0;
+
+ /**
+ * @var array Stores the default attributes to be stripped by strip_attributes().
+ * @see SimplePie::strip_attributes()
+ * @access private
+ */
+ var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
+
+ /**
+ * @var array Stores the default tags to be stripped by strip_htmltags().
+ * @see SimplePie::strip_htmltags()
+ * @access private
+ */
+ var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
+
+ /**
+ * The SimplePie class contains feed level data and options
+ *
+ * There are two ways that you can create a new SimplePie object. The first
+ * is by passing a feed URL as a parameter to the SimplePie constructor
+ * (as well as optionally setting the cache location and cache expiry). This
+ * will initialise the whole feed with all of the default settings, and you
+ * can begin accessing methods and properties immediately.
+ *
+ * The second way is to create the SimplePie object with no parameters
+ * at all. This will enable you to set configuration options. After setting
+ * them, you must initialise the feed using $feed->init(). At that point the
+ * object's methods and properties will be available to you. This format is
+ * what is used throughout this documentation.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param string $feed_url This is the URL you want to parse.
+ * @param string $cache_location This is where you want the cache to be stored.
+ * @param int $cache_duration This is the number of seconds that you want to store the cache file for.
+ */
+ function SimplePie($feed_url = null, $cache_location = null, $cache_duration = null)
+ {
+ // Other objects, instances created here so we can set options on them
+ $this->sanitize =& new SimplePie_Sanitize;
+
+ // Set options if they're passed to the constructor
+ if ($cache_location !== null)
+ {
+ $this->set_cache_location($cache_location);
+ }
+
+ if ($cache_duration !== null)
+ {
+ $this->set_cache_duration($cache_duration);
+ }
+
+ // Only init the script if we're passed a feed URL
+ if ($feed_url !== null)
+ {
+ $this->set_feed_url($feed_url);
+ $this->init();
+ }
+ }
+
+ /**
+ * Used for converting object to a string
+ */
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ /**
+ * Remove items that link back to this before destroying this object
+ */
+ function __destruct()
+ {
+ if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
+ {
+ if (!empty($this->data['items']))
+ {
+ foreach ($this->data['items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($item, $this->data['items']);
+ }
+ if (!empty($this->data['ordered_items']))
+ {
+ foreach ($this->data['ordered_items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($item, $this->data['ordered_items']);
+ }
+ }
+ }
+
+ /**
+ * Force the given data/URL to be treated as a feed no matter what it
+ * appears like
+ *
+ * @access public
+ * @since 1.1
+ * @param bool $enable Force the given data/URL to be treated as a feed
+ */
+ function force_feed($enable = false)
+ {
+ $this->force_feed = (bool) $enable;
+ }
+
+ /**
+ * This is the URL of the feed you want to parse.
+ *
+ * This allows you to enter the URL of the feed you want to parse, or the
+ * website you want to try to use auto-discovery on. This takes priority
+ * over any set raw data.
+ *
+ * You can set multiple feeds to mash together by passing an array instead
+ * of a string for the $url. Remember that with each additional feed comes
+ * additional processing and resources.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param mixed $url This is the URL (or array of URLs) that you want to parse.
+ * @see SimplePie::set_raw_data()
+ */
+ function set_feed_url($url)
+ {
+ if (is_array($url))
+ {
+ $this->multifeed_url = array();
+ foreach ($url as $value)
+ {
+ $this->multifeed_url[] = SimplePie_Misc::fix_protocol($value, 1);
+ }
+ }
+ else
+ {
+ $this->feed_url = SimplePie_Misc::fix_protocol($url, 1);
+ }
+ }
+
+ /**
+ * Provides an instance of SimplePie_File to use as a feed
+ *
+ * @access public
+ * @param object &$file Instance of SimplePie_File (or subclass)
+ * @return bool True on success, false on failure
+ */
+ function set_file(&$file)
+ {
+ if (is_a($file, 'SimplePie_File'))
+ {
+ $this->feed_url = $file->url;
+ $this->file =& $file;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to use a string of RSS/Atom data instead of a remote feed.
+ *
+ * If you have a feed available as a string in PHP, you can tell SimplePie
+ * to parse that data string instead of a remote feed. Any set feed URL
+ * takes precedence.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param string $data RSS or Atom data as a string.
+ * @see SimplePie::set_feed_url()
+ */
+ function set_raw_data($data)
+ {
+ $this->raw_data = $data;
+ }
+
+ /**
+ * Allows you to override the default timeout for fetching remote feeds.
+ *
+ * This allows you to change the maximum time the feed's server to respond
+ * and send the feed back.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param int $timeout The maximum number of seconds to spend waiting to retrieve a feed.
+ */
+ function set_timeout($timeout = 10)
+ {
+ $this->timeout = (int) $timeout;
+ }
+
+ /**
+ * Forces SimplePie to use fsockopen() instead of the preferred cURL
+ * functions.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param bool $enable Force fsockopen() to be used
+ */
+ function force_fsockopen($enable = false)
+ {
+ $this->force_fsockopen = (bool) $enable;
+ }
+
+ /**
+ * Outputs the raw XML content of the feed, after it has gone through
+ * SimplePie's filters.
+ *
+ * Used only for debugging, this function will output the XML content as
+ * text/xml. When SimplePie reads in a feed, it does a bit of cleaning up
+ * before trying to parse it. Many parts of the feed are re-written in
+ * memory, and in the end, you have a parsable feed. XML dump shows you the
+ * actual XML that SimplePie tries to parse, which may or may not be very
+ * different from the original feed.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param bool $enable Enable XML dump
+ */
+ function enable_xml_dump($enable = false)
+ {
+ $this->xml_dump = (bool) $enable;
+ }
+
+ /**
+ * Enables/disables caching in SimplePie.
+ *
+ * This option allows you to disable caching all-together in SimplePie.
+ * However, disabling the cache can lead to longer load times.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param bool $enable Enable caching
+ */
+ function enable_cache($enable = true)
+ {
+ $this->cache = (bool) $enable;
+ }
+
+ /**
+ * Set the length of time (in seconds) that the contents of a feed
+ * will be cached.
+ *
+ * @access public
+ * @param int $seconds The feed content cache duration.
+ */
+ function set_cache_duration($seconds = 3600)
+ {
+ $this->cache_duration = (int) $seconds;
+ }
+
+ /**
+ * Set the length of time (in seconds) that the autodiscovered feed
+ * URL will be cached.
+ *
+ * @access public
+ * @param int $seconds The autodiscovered feed URL cache duration.
+ */
+ function set_autodiscovery_cache_duration($seconds = 604800)
+ {
+ $this->autodiscovery_cache_duration = (int) $seconds;
+ }
+
+ /**
+ * Set the file system location where the cached files should be stored.
+ *
+ * @access public
+ * @param string $location The file system location.
+ */
+ function set_cache_location($location = './cache')
+ {
+ $this->cache_location = (string) $location;
+ }
+
+ /**
+ * Determines whether feed items should be sorted into reverse chronological order.
+ *
+ * @access public
+ * @param bool $enable Sort as reverse chronological order.
+ */
+ function enable_order_by_date($enable = true)
+ {
+ $this->order_by_date = (bool) $enable;
+ }
+
+ /**
+ * Allows you to override the character encoding reported by the feed.
+ *
+ * @access public
+ * @param string $encoding Character encoding.
+ */
+ function set_input_encoding($encoding = false)
+ {
+ if ($encoding)
+ {
+ $this->input_encoding = (string) $encoding;
+ }
+ else
+ {
+ $this->input_encoding = false;
+ }
+ }
+
+ /**
+ * Set how much feed autodiscovery to do
+ *
+ * @access public
+ * @see SIMPLEPIE_LOCATOR_NONE
+ * @see SIMPLEPIE_LOCATOR_AUTODISCOVERY
+ * @see SIMPLEPIE_LOCATOR_LOCAL_EXTENSION
+ * @see SIMPLEPIE_LOCATOR_LOCAL_BODY
+ * @see SIMPLEPIE_LOCATOR_REMOTE_EXTENSION
+ * @see SIMPLEPIE_LOCATOR_REMOTE_BODY
+ * @see SIMPLEPIE_LOCATOR_ALL
+ * @param int $level Feed Autodiscovery Level (level can be a
+ * combination of the above constants, see bitwise OR operator)
+ */
+ function set_autodiscovery_level($level = SIMPLEPIE_LOCATOR_ALL)
+ {
+ $this->autodiscovery = (int) $level;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for caching.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_cache_class($class = 'SimplePie_Cache')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Cache'))
+ {
+ $this->cache_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for auto-discovery.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_locator_class($class = 'SimplePie_Locator')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Locator'))
+ {
+ $this->locator_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for XML parsing.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_parser_class($class = 'SimplePie_Parser')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Parser'))
+ {
+ $this->parser_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for remote file fetching.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_file_class($class = 'SimplePie_File')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_File'))
+ {
+ $this->file_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for data sanitization.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_sanitize_class($class = 'SimplePie_Sanitize')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Sanitize'))
+ {
+ $this->sanitize =& new $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling feed items.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_item_class($class = 'SimplePie_Item')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Item'))
+ {
+ $this->item_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling author data.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_author_class($class = 'SimplePie_Author')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Author'))
+ {
+ $this->author_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling category data.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_category_class($class = 'SimplePie_Category')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Category'))
+ {
+ $this->category_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for feed enclosures.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_enclosure_class($class = 'SimplePie_Enclosure')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Enclosure'))
+ {
+ $this->enclosure_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for captions
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_caption_class($class = 'SimplePie_Caption')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Caption'))
+ {
+ $this->caption_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_copyright_class($class = 'SimplePie_Copyright')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Copyright'))
+ {
+ $this->copyright_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_credit_class($class = 'SimplePie_Credit')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Credit'))
+ {
+ $this->credit_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_rating_class($class = 'SimplePie_Rating')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Rating'))
+ {
+ $this->rating_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_restriction_class($class = 'SimplePie_Restriction')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Restriction'))
+ {
+ $this->restriction_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for content-type sniffing.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_content_type_sniffer_class($class = 'SimplePie_Content_Type_Sniffer')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Content_Type_Sniffer'))
+ {
+ $this->content_type_sniffer_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses item sources.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_source_class($class = 'SimplePie_Source')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Source'))
+ {
+ $this->source_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to override the default user agent string.
+ *
+ * @access public
+ * @param string $ua New user agent string.
+ */
+ function set_useragent($ua = SIMPLEPIE_USERAGENT)
+ {
+ $this->useragent = (string) $ua;
+ }
+
+ /**
+ * Set callback function to create cache filename with
+ *
+ * @access public
+ * @param mixed $function Callback function
+ */
+ function set_cache_name_function($function = 'md5')
+ {
+ if (is_callable($function))
+ {
+ $this->cache_name_function = $function;
+ }
+ }
+
+ /**
+ * Set javascript query string parameter
+ *
+ * @access public
+ * @param mixed $get Javascript query string parameter
+ */
+ function set_javascript($get = 'js')
+ {
+ if ($get)
+ {
+ $this->javascript = (string) $get;
+ }
+ else
+ {
+ $this->javascript = false;
+ }
+ }
+
+ /**
+ * Set options to make SP as fast as possible. Forgoes a
+ * substantial amount of data sanitization in favor of speed.
+ *
+ * @access public
+ * @param bool $set Whether to set them or not
+ */
+ function set_stupidly_fast($set = false)
+ {
+ if ($set)
+ {
+ $this->enable_order_by_date(false);
+ $this->remove_div(false);
+ $this->strip_comments(false);
+ $this->strip_htmltags(false);
+ $this->strip_attributes(false);
+ $this->set_image_handler(false);
+ }
+ }
+
+ /**
+ * Set maximum number of feeds to check with autodiscovery
+ *
+ * @access public
+ * @param int $max Maximum number of feeds to check
+ */
+ function set_max_checked_feeds($max = 10)
+ {
+ $this->max_checked_feeds = (int) $max;
+ }
+
+ function remove_div($enable = true)
+ {
+ $this->sanitize->remove_div($enable);
+ }
+
+ function strip_htmltags($tags = '', $encode = null)
+ {
+ if ($tags === '')
+ {
+ $tags = $this->strip_htmltags;
+ }
+ $this->sanitize->strip_htmltags($tags);
+ if ($encode !== null)
+ {
+ $this->sanitize->encode_instead_of_strip($tags);
+ }
+ }
+
+ function encode_instead_of_strip($enable = true)
+ {
+ $this->sanitize->encode_instead_of_strip($enable);
+ }
+
+ function strip_attributes($attribs = '')
+ {
+ if ($attribs === '')
+ {
+ $attribs = $this->strip_attributes;
+ }
+ $this->sanitize->strip_attributes($attribs);
+ }
+
+ function set_output_encoding($encoding = 'UTF-8')
+ {
+ $this->sanitize->set_output_encoding($encoding);
+ }
+
+ function strip_comments($strip = false)
+ {
+ $this->sanitize->strip_comments($strip);
+ }
+
+ /**
+ * Set element/attribute key/value pairs of HTML attributes
+ * containing URLs that need to be resolved relative to the feed
+ *
+ * @access public
+ * @since 1.0
+ * @param array $element_attribute Element/attribute key/value pairs
+ */
+ function set_url_replacements($element_attribute = array('a' => 'href', 'area' => 'href', 'blockquote' => 'cite', 'del' => 'cite', 'form' => 'action', 'img' => array('longdesc', 'src'), 'input' => 'src', 'ins' => 'cite', 'q' => 'cite'))
+ {
+ $this->sanitize->set_url_replacements($element_attribute);
+ }
+
+ /**
+ * Set the handler to enable the display of cached favicons.
+ *
+ * @access public
+ * @param str $page Web-accessible path to the handler_favicon.php file.
+ * @param str $qs The query string that the value should be passed to.
+ */
+ function set_favicon_handler($page = false, $qs = 'i')
+ {
+ if ($page !== false)
+ {
+ $this->favicon_handler = $page . '?' . $qs . '=';
+ }
+ else
+ {
+ $this->favicon_handler = '';
+ }
+ }
+
+ /**
+ * Set the handler to enable the display of cached images.
+ *
+ * @access public
+ * @param str $page Web-accessible path to the handler_image.php file.
+ * @param str $qs The query string that the value should be passed to.
+ */
+ function set_image_handler($page = false, $qs = 'i')
+ {
+ if ($page !== false)
+ {
+ $this->sanitize->set_image_handler($page . '?' . $qs . '=');
+ }
+ else
+ {
+ $this->image_handler = '';
+ }
+ }
+
+ /**
+ * Set the limit for items returned per-feed with multifeeds.
+ *
+ * @access public
+ * @param integer $limit The maximum number of items to return.
+ */
+ function set_item_limit($limit = 0)
+ {
+ $this->item_limit = (int) $limit;
+ }
+
+ function init()
+ {
+ // Check absolute bare minimum requirements.
+ if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre'))
+ {
+ return false;
+ }
+ // Then check the xml extension is sane (i.e., libxml 2.7.x issue on PHP < 5.2.9 and libxml 2.7.0 to 2.7.2 on any version) if we don't have xmlreader.
+ elseif (!extension_loaded('xmlreader'))
+ {
+ static $xml_is_sane = null;
+ if ($xml_is_sane === null)
+ {
+ $parser_check = xml_parser_create();
+ xml_parse_into_struct($parser_check, '&', $values);
+ xml_parser_free($parser_check);
+ $xml_is_sane = isset($values[0]['value']);
+ }
+ if (!$xml_is_sane)
+ {
+ return false;
+ }
+ }
+
+ if (isset($_GET[$this->javascript]))
+ {
+ SimplePie_Misc::output_javascript();
+ exit;
+ }
+
+ // Pass whatever was set with config options over to the sanitizer.
+ $this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->cache_class);
+ $this->sanitize->pass_file_data($this->file_class, $this->timeout, $this->useragent, $this->force_fsockopen);
+
+ if ($this->feed_url !== null || $this->raw_data !== null)
+ {
+ $this->data = array();
+ $this->multifeed_objects = array();
+ $cache = false;
+
+ if ($this->feed_url !== null)
+ {
+ $parsed_feed_url = SimplePie_Misc::parse_url($this->feed_url);
+ // Decide whether to enable caching
+ if ($this->cache && $parsed_feed_url['scheme'] !== '')
+ {
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc');
+ }
+ // If it's enabled and we don't want an XML dump, use the cache
+ if ($cache && !$this->xml_dump)
+ {
+ // Load the Cache
+ $this->data = $cache->load();
+ if (!empty($this->data))
+ {
+ // If the cache is for an outdated build of SimplePie
+ if (!isset($this->data['build']) || $this->data['build'] !== SIMPLEPIE_BUILD)
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ // If we've hit a collision just rerun it with caching disabled
+ elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url)
+ {
+ $cache = false;
+ $this->data = array();
+ }
+ // If we've got a non feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL.
+ elseif (isset($this->data['feed_url']))
+ {
+ // If the autodiscovery cache is still valid use it.
+ if ($cache->mtime() + $this->autodiscovery_cache_duration > time())
+ {
+ // Do not need to do feed autodiscovery yet.
+ if ($this->data['feed_url'] === $this->data['url'])
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ else
+ {
+ $this->set_feed_url($this->data['feed_url']);
+ return $this->init();
+ }
+ }
+ }
+ // Check if the cache has been updated
+ elseif ($cache->mtime() + $this->cache_duration < time())
+ {
+ // If we have last-modified and/or etag set
+ if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))
+ {
+ $headers = array();
+ if (isset($this->data['headers']['last-modified']))
+ {
+ $headers['if-modified-since'] = $this->data['headers']['last-modified'];
+ }
+ if (isset($this->data['headers']['etag']))
+ {
+ $headers['if-none-match'] = '"' . $this->data['headers']['etag'] . '"';
+ }
+ $file =& new $this->file_class($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen);
+ if ($file->success)
+ {
+ if ($file->status_code === 304)
+ {
+ $cache->touch();
+ return true;
+ }
+ else
+ {
+ $headers = $file->headers;
+ }
+ }
+ else
+ {
+ unset($file);
+ }
+ }
+ }
+ // If the cache is still valid, just return true
+ else
+ {
+ return true;
+ }
+ }
+ // If the cache is empty, delete it
+ else
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ }
+ // If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it.
+ if (!isset($file))
+ {
+ if (is_a($this->file, 'SimplePie_File') && $this->file->url === $this->feed_url)
+ {
+ $file =& $this->file;
+ }
+ else
+ {
+ $file =& new $this->file_class($this->feed_url, $this->timeout, 5, null, $this->useragent, $this->force_fsockopen);
+ }
+ }
+ // If the file connection has an error, set SimplePie::error to that and quit
+ if (!$file->success && !($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
+ {
+ $this->error = $file->error;
+ if (!empty($this->data))
+ {
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ if (!$this->force_feed)
+ {
+ // Check if the supplied URL is a feed, if it isn't, look for it.
+ $locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds, $this->content_type_sniffer_class);
+ if (!$locate->is_feed($file))
+ {
+ // We need to unset this so that if SimplePie::set_file() has been called that object is untouched
+ unset($file);
+ if ($file = $locate->find($this->autodiscovery, $this->all_discovered_feeds))
+ {
+ if ($cache)
+ {
+ $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
+ if (!$cache->save($this))
+ {
+ trigger_error("$this->cache_location is not writeable", E_USER_WARNING);
+ }
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc');
+ }
+ $this->feed_url = $file->url;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ $locate = null;
+ }
+
+ $headers = $file->headers;
+ $data = $file->body;
+ $sniffer =& new $this->content_type_sniffer_class($file);
+ $sniffed = $sniffer->get_type();
+ }
+ else
+ {
+ $data = $this->raw_data;
+ }
+
+ // Set up array of possible encodings
+ $encodings = array();
+
+ // First check to see if input has been overridden.
+ if ($this->input_encoding !== false)
+ {
+ $encodings[] = $this->input_encoding;
+ }
+
+ $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity');
+ $text_types = array('text/xml', 'text/xml-external-parsed-entity');
+
+ // RFC 3023 (only applies to sniffed content)
+ if (isset($sniffed))
+ {
+ if (in_array($sniffed, $application_types) || substr($sniffed, 0, 12) === 'application/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = strtoupper($charset[1]);
+ }
+ $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data));
+ $encodings[] = 'UTF-8';
+ }
+ elseif (in_array($sniffed, $text_types) || substr($sniffed, 0, 5) === 'text/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = $charset[1];
+ }
+ $encodings[] = 'US-ASCII';
+ }
+ // Text MIME-type default
+ elseif (substr($sniffed, 0, 5) === 'text/')
+ {
+ $encodings[] = 'US-ASCII';
+ }
+ }
+
+ // Fallback to XML 1.0 Appendix F.1/UTF-8/ISO-8859-1
+ $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data));
+ $encodings[] = 'UTF-8';
+ $encodings[] = 'ISO-8859-1';
+
+ // There's no point in trying an encoding twice
+ $encodings = array_unique($encodings);
+
+ // If we want the XML, just output that with the most likely encoding and quit
+ if ($this->xml_dump)
+ {
+ header('Content-type: text/xml; charset=' . $encodings[0]);
+ echo $data;
+ exit;
+ }
+
+ // Loop through each possible encoding, till we return something, or run out of possibilities
+ foreach ($encodings as $encoding)
+ {
+ // Change the encoding to UTF-8 (as we always use UTF-8 internally)
+ if ($utf8_data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'))
+ {
+ // Create new parser
+ $parser =& new $this->parser_class();
+
+ // If it's parsed fine
+ if ($parser->parse($utf8_data, 'UTF-8'))
+ {
+ $this->data = $parser->get_data();
+ if ($this->get_type() & ~SIMPLEPIE_TYPE_NONE)
+ {
+ if (isset($headers))
+ {
+ $this->data['headers'] = $headers;
+ }
+ $this->data['build'] = SIMPLEPIE_BUILD;
+
+ // Cache the file if caching is enabled
+ if ($cache && !$cache->save($this))
+ {
+ trigger_error("$cache->name is not writeable", E_USER_WARNING);
+ }
+ return true;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ }
+ }
+ if(isset($parser))
+ {
+ // We have an error, just set SimplePie_Misc::error to it and quit
+ $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
+ }
+ else
+ {
+ $this->error = 'The data could not be converted to UTF-8';
+ }
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ elseif (!empty($this->multifeed_url))
+ {
+ $i = 0;
+ $success = 0;
+ $this->multifeed_objects = array();
+ foreach ($this->multifeed_url as $url)
+ {
+ if (SIMPLEPIE_PHP5)
+ {
+ // This keyword needs to defy coding standards for PHP4 compatibility
+ $this->multifeed_objects[$i] = clone($this);
+ }
+ else
+ {
+ $this->multifeed_objects[$i] = $this;
+ }
+ $this->multifeed_objects[$i]->set_feed_url($url);
+ $success |= $this->multifeed_objects[$i]->init();
+ $i++;
+ }
+ return (bool) $success;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Return the error message for the occured error
+ *
+ * @access public
+ * @return string Error message
+ */
+ function error()
+ {
+ return $this->error;
+ }
+
+ function get_encoding()
+ {
+ return $this->sanitize->output_encoding;
+ }
+
+ function handle_content_type($mime = 'text/html')
+ {
+ if (!headers_sent())
+ {
+ $header = "Content-type: $mime;";
+ if ($this->get_encoding())
+ {
+ $header .= ' charset=' . $this->get_encoding();
+ }
+ else
+ {
+ $header .= ' charset=UTF-8';
+ }
+ header($header);
+ }
+ }
+
+ function get_type()
+ {
+ if (!isset($this->data['type']))
+ {
+ $this->data['type'] = SIMPLEPIE_TYPE_ALL;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_10;
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_03;
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF']))
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['channel'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['image'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['textinput']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_10;
+ }
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['channel'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['image'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['textinput']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_090;
+ }
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
+ {
+ switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
+ {
+ case '0.91':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
+ {
+ switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
+ {
+ case '0':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE;
+ break;
+
+ case '24':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_USERLAND;
+ break;
+ }
+ }
+ break;
+
+ case '0.92':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_092;
+ break;
+
+ case '0.93':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_093;
+ break;
+
+ case '0.94':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_094;
+ break;
+
+ case '2.0':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_20;
+ break;
+ }
+ }
+ }
+ else
+ {
+ $this->data['type'] = SIMPLEPIE_TYPE_NONE;
+ }
+ }
+ return $this->data['type'];
+ }
+
+ /**
+ * Returns the URL for the favicon of the feed's website.
+ *
+ * @todo Cache atom:icon
+ * @access public
+ * @since 1.0
+ */
+ function get_favicon()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif (($url = $this->get_link()) !== null && preg_match('/^http(s)?:\/\//i', $url))
+ {
+ $favicon = SimplePie_Misc::absolutize_url('/favicon.ico', $url);
+
+ if ($this->cache && $this->favicon_handler)
+ {
+ $favicon_filename = call_user_func($this->cache_name_function, $favicon);
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, $favicon_filename, 'spi');
+
+ if ($cache->load())
+ {
+ return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $file =& new $this->file_class($favicon, $this->timeout / 10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen);
+
+ if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0)
+ {
+ $sniffer =& new $this->content_type_sniffer_class($file);
+ if (substr($sniffer->get_type(), 0, 6) === 'image/')
+ {
+ if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
+ {
+ return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ trigger_error("$cache->name is not writeable", E_USER_WARNING);
+ return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ // not an image
+ else
+ {
+ return false;
+ }
+ }
+ }
+ }
+ else
+ {
+ return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ return false;
+ }
+
+ /**
+ * @todo If we have a perm redirect we should return the new URL
+ * @todo When we make the above change, let's support as well
+ * @todo Also, |atom:link|@rel=self
+ */
+ function subscribe_url()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize($this->feed_url, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_feed()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_outlook()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize('outlook' . SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_podcast()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 3), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_itunes()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 4), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Creates the subscribe_* methods' return data
+ *
+ * @access private
+ * @param string $feed_url String to prefix to the feed URL
+ * @param string $site_url String to prefix to the site URL (and
+ * suffix to the feed URL)
+ * @return mixed URL if feed exists, false otherwise
+ */
+ function subscribe_service($feed_url, $site_url = null)
+ {
+ if ($this->subscribe_url())
+ {
+ $return = $feed_url . rawurlencode($this->feed_url);
+ if ($site_url !== null && $this->get_link() !== null)
+ {
+ $return .= $site_url . rawurlencode($this->get_link());
+ }
+ return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_aol()
+ {
+ return $this->subscribe_service('http://feeds.my.aol.com/add.jsp?url=');
+ }
+
+ function subscribe_bloglines()
+ {
+ return $this->subscribe_service('http://www.bloglines.com/sub/');
+ }
+
+ function subscribe_eskobo()
+ {
+ return $this->subscribe_service('http://www.eskobo.com/?AddToMyPage=');
+ }
+
+ function subscribe_feedfeeds()
+ {
+ return $this->subscribe_service('http://www.feedfeeds.com/add?feed=');
+ }
+
+ function subscribe_feedster()
+ {
+ return $this->subscribe_service('http://www.feedster.com/myfeedster.php?action=addrss&confirm=no&rssurl=');
+ }
+
+ function subscribe_google()
+ {
+ return $this->subscribe_service('http://fusion.google.com/add?feedurl=');
+ }
+
+ function subscribe_gritwire()
+ {
+ return $this->subscribe_service('http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=');
+ }
+
+ function subscribe_msn()
+ {
+ return $this->subscribe_service('http://my.msn.com/addtomymsn.armx?id=rss&ut=', '&ru=');
+ }
+
+ function subscribe_netvibes()
+ {
+ return $this->subscribe_service('http://www.netvibes.com/subscribe.php?url=');
+ }
+
+ function subscribe_newsburst()
+ {
+ return $this->subscribe_service('http://www.newsburst.com/Source/?add=');
+ }
+
+ function subscribe_newsgator()
+ {
+ return $this->subscribe_service('http://www.newsgator.com/ngs/subscriber/subext.aspx?url=');
+ }
+
+ function subscribe_odeo()
+ {
+ return $this->subscribe_service('http://www.odeo.com/listen/subscribe?feed=');
+ }
+
+ function subscribe_podnova()
+ {
+ return $this->subscribe_service('http://www.podnova.com/index_your_podcasts.srf?action=add&url=');
+ }
+
+ function subscribe_rojo()
+ {
+ return $this->subscribe_service('http://www.rojo.com/add-subscription?resource=');
+ }
+
+ function subscribe_yahoo()
+ {
+ return $this->subscribe_service('http://add.my.yahoo.com/rss?url=');
+ }
+
+ function get_feed_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_ATOM_10)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_ATOM_03)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_RDF)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag];
+ }
+ }
+ return null;
+ }
+
+ function get_channel_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_ATOM_ALL)
+ {
+ if ($return = $this->get_feed_tags($namespace, $tag))
+ {
+ return $return;
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_10)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_090)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ return null;
+ }
+
+ function get_image_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_RSS_10)
+ {
+ if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_090)
+ {
+ if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if ($image = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ return null;
+ }
+
+ function get_base($element = array())
+ {
+ if (!($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION) && !empty($element['xml_base_explicit']) && isset($element['xml_base']))
+ {
+ return $element['xml_base'];
+ }
+ elseif ($this->get_link() !== null)
+ {
+ return $this->get_link();
+ }
+ else
+ {
+ return $this->subscribe_url();
+ }
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->sanitize->sanitize($data, $type, $base);
+ }
+
+ function get_title()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->author_class($name, $url, $email);
+ }
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if (isset($links[$key]))
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Added for parity between the parent-level and the item/entry-level.
+ */
+ function get_permalink()
+ {
+ return $this->get_link(0);
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_all_discovered_feeds()
+ {
+ return $this->all_discovered_feeds;
+ }
+
+ function get_description()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['headers']['content-language']))
+ {
+ return $this->sanitize($this->data['headers']['content-language'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_title()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_url()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+ {
+ return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_link()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_width()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'width'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return 88.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_height()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'height'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return 31.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_item_quantity($max = 0)
+ {
+ $max = (int) $max;
+ $qty = count($this->get_items());
+ if ($max === 0)
+ {
+ return $qty;
+ }
+ else
+ {
+ return ($qty > $max) ? $max : $qty;
+ }
+ }
+
+ function get_item($key = 0)
+ {
+ $items = $this->get_items();
+ if (isset($items[$key]))
+ {
+ return $items[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_items($start = 0, $end = 0)
+ {
+ if (!isset($this->data['items']))
+ {
+ if (!empty($this->multifeed_objects))
+ {
+ $this->data['items'] = SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit);
+ }
+ else
+ {
+ $this->data['items'] = array();
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ }
+ }
+
+ if (!empty($this->data['items']))
+ {
+ // If we want to order it by date, check if all items have a date, and then sort it
+ if ($this->order_by_date && empty($this->multifeed_objects))
+ {
+ if (!isset($this->data['ordered_items']))
+ {
+ $do_sort = true;
+ foreach ($this->data['items'] as $item)
+ {
+ if (!$item->get_date('U'))
+ {
+ $do_sort = false;
+ break;
+ }
+ }
+ $item = null;
+ $this->data['ordered_items'] = $this->data['items'];
+ if ($do_sort)
+ {
+ usort($this->data['ordered_items'], array(&$this, 'sort_items'));
+ }
+ }
+ $items = $this->data['ordered_items'];
+ }
+ else
+ {
+ $items = $this->data['items'];
+ }
+
+ // Slice the data as desired
+ if ($end === 0)
+ {
+ return array_slice($items, $start);
+ }
+ else
+ {
+ return array_slice($items, $start, $end);
+ }
+ }
+ else
+ {
+ return array();
+ }
+ }
+
+ /**
+ * @static
+ */
+ function sort_items($a, $b)
+ {
+ return $a->get_date('U') <= $b->get_date('U');
+ }
+
+ /**
+ * @static
+ */
+ function merge_items($urls, $start = 0, $end = 0, $limit = 0)
+ {
+ if (is_array($urls) && sizeof($urls) > 0)
+ {
+ $items = array();
+ foreach ($urls as $arg)
+ {
+ if (is_a($arg, 'SimplePie'))
+ {
+ $items = array_merge($items, $arg->get_items(0, $limit));
+ }
+ else
+ {
+ trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
+ }
+ }
+
+ $do_sort = true;
+ foreach ($items as $item)
+ {
+ if (!$item->get_date('U'))
+ {
+ $do_sort = false;
+ break;
+ }
+ }
+ $item = null;
+ if ($do_sort)
+ {
+ usort($items, array('SimplePie', 'sort_items'));
+ }
+
+ if ($end === 0)
+ {
+ return array_slice($items, $start);
+ }
+ else
+ {
+ return array_slice($items, $start, $end);
+ }
+ }
+ else
+ {
+ trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
+ return array();
+ }
+ }
+}
+
+class SimplePie_Item
+{
+ var $feed;
+ var $data = array();
+
+ function SimplePie_Item($feed, $data)
+ {
+ $this->feed = $feed;
+ $this->data = $data;
+ }
+
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ /**
+ * Remove items that link back to this before destroying this object
+ */
+ function __destruct()
+ {
+ if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
+ {
+ unset($this->feed);
+ }
+ }
+
+ function get_item_tags($namespace, $tag)
+ {
+ if (isset($this->data['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][$namespace][$tag];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_base($element = array())
+ {
+ return $this->feed->get_base($element);
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->feed->sanitize($data, $type, $base);
+ }
+
+ function get_feed()
+ {
+ return $this->feed;
+ }
+
+ function get_id($hash = false)
+ {
+ if (!$hash)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (($return = $this->get_permalink()) !== null)
+ {
+ return $return;
+ }
+ elseif (($return = $this->get_title()) !== null)
+ {
+ return $return;
+ }
+ }
+ if ($this->get_permalink() !== null || $this->get_title() !== null)
+ {
+ return md5($this->get_permalink() . $this->get_title());
+ }
+ else
+ {
+ return md5(serialize($this->data));
+ }
+ }
+
+ function get_title()
+ {
+ if (!isset($this->data['title']))
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $this->data['title'] = null;
+ }
+ }
+ return $this->data['title'];
+ }
+
+ function get_description($description_only = false)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (!$description_only)
+ {
+ return $this->get_content(true);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_content($content_only = false)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'content'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_content_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'content'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT, 'encoded'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif (!$content_only)
+ {
+ return $this->get_description(true);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->feed->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->feed->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->feed->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->feed->author_class($name, $url, $email);
+ }
+ }
+ if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'author'))
+ {
+ $authors[] =& new $this->feed->author_class(null, null, $this->sanitize($author[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ elseif (($source = $this->get_source()) && ($authors = $source->get_authors()))
+ {
+ return $authors;
+ }
+ elseif ($authors = $this->feed->get_authors())
+ {
+ return $authors;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_date($date_format = 'j F Y, g:i a')
+ {
+ if (!isset($this->data['date']))
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+
+ if (!empty($this->data['date']['raw']))
+ {
+ $parser = SimplePie_Parse_Date::get();
+ $this->data['date']['parsed'] = $parser->parse($this->data['date']['raw']);
+ }
+ else
+ {
+ $this->data['date'] = null;
+ }
+ }
+ if ($this->data['date'])
+ {
+ $date_format = (string) $date_format;
+ switch ($date_format)
+ {
+ case '':
+ return $this->sanitize($this->data['date']['raw'], SIMPLEPIE_CONSTRUCT_TEXT);
+
+ case 'U':
+ return $this->data['date']['parsed'];
+
+ default:
+ return date($date_format, $this->data['date']['parsed']);
+ }
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_local_date($date_format = '%c')
+ {
+ if (!$date_format)
+ {
+ return $this->sanitize($this->get_date(''), SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (($date = $this->get_date('U')) !== null)
+ {
+ return strftime($date_format, $date);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_permalink()
+ {
+ $link = $this->get_link();
+ $enclosure = $this->get_enclosure(0);
+ if ($link !== null)
+ {
+ return $link;
+ }
+ elseif ($enclosure !== null)
+ {
+ return $enclosure->get_link();
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if ($links[$key] !== null)
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
+ {
+ if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) === 'true')
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * @todo Add ability to prefer one type of content over another (in a media group).
+ */
+ function get_enclosure($key = 0, $prefer = null)
+ {
+ $enclosures = $this->get_enclosures();
+ if (isset($enclosures[$key]))
+ {
+ return $enclosures[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Grabs all available enclosures (podcasts, etc.)
+ *
+ * Supports the RSS tag, as well as Media RSS and iTunes RSS.
+ *
+ * At this point, we're pretty much assuming that all enclosures for an item are the same content. Anything else is too complicated to properly support.
+ *
+ * @todo Add support for end-user defined sorting of enclosures by type/handler (so we can prefer the faster-loading FLV over MP4).
+ * @todo If an element exists at a level, but it's value is empty, we should fall back to the value from the parent (if it exists).
+ */
+ function get_enclosures()
+ {
+ if (!isset($this->data['enclosures']))
+ {
+ $this->data['enclosures'] = array();
+
+ // Elements
+ $captions_parent = null;
+ $categories_parent = null;
+ $copyrights_parent = null;
+ $credits_parent = null;
+ $description_parent = null;
+ $duration_parent = null;
+ $hashes_parent = null;
+ $keywords_parent = null;
+ $player_parent = null;
+ $ratings_parent = null;
+ $restrictions_parent = null;
+ $thumbnails_parent = null;
+ $title_parent = null;
+
+ // Let's do the channel and item-level ones first, and just re-use them if we need to.
+ $parent = $this->get_feed();
+
+ // CAPTIONS
+ if ($captions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+ {
+ foreach ($captions as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ }
+ elseif ($captions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+ {
+ foreach ($captions as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ }
+ if (is_array($captions_parent))
+ {
+ $captions_parent = array_values(SimplePie_Misc::array_unique($captions_parent));
+ }
+
+ // CATEGORIES
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'category') as $category)
+ {
+ $term = null;
+ $scheme = 'http://www.itunes.com/dtds/podcast-1.0.dtd';
+ $label = null;
+ if (isset($category['attribs']['']['text']))
+ {
+ $label = $this->sanitize($category['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+
+ if (isset($category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category']))
+ {
+ foreach ((array) $category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category'] as $subcategory)
+ {
+ if (isset($subcategory['attribs']['']['text']))
+ {
+ $label = $this->sanitize($subcategory['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ }
+ if (is_array($categories_parent))
+ {
+ $categories_parent = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+
+ // COPYRIGHT
+ if ($copyright = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($copyright[0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($copyright[0]['data']))
+ {
+ $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ elseif ($copyright = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($copyright[0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($copyright[0]['data']))
+ {
+ $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+
+ // CREDITS
+ if ($credits = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+ {
+ foreach ($credits as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ }
+ elseif ($credits = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+ {
+ foreach ($credits as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ }
+ if (is_array($credits_parent))
+ {
+ $credits_parent = array_values(SimplePie_Misc::array_unique($credits_parent));
+ }
+
+ // DESCRIPTION
+ if ($description_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+ {
+ if (isset($description_parent[0]['data']))
+ {
+ $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+ elseif ($description_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+ {
+ if (isset($description_parent[0]['data']))
+ {
+ $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+
+ // DURATION
+ if ($duration_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'duration'))
+ {
+ $seconds = null;
+ $minutes = null;
+ $hours = null;
+ if (isset($duration_parent[0]['data']))
+ {
+ $temp = explode(':', $this->sanitize($duration_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ if (sizeof($temp) > 0)
+ {
+ (int) $seconds = array_pop($temp);
+ }
+ if (sizeof($temp) > 0)
+ {
+ (int) $minutes = array_pop($temp);
+ $seconds += $minutes * 60;
+ }
+ if (sizeof($temp) > 0)
+ {
+ (int) $hours = array_pop($temp);
+ $seconds += $hours * 3600;
+ }
+ unset($temp);
+ $duration_parent = $seconds;
+ }
+ }
+
+ // HASHES
+ if ($hashes_iterator = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+ {
+ foreach ($hashes_iterator as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes_parent[] = $algo.':'.$value;
+ }
+ }
+ elseif ($hashes_iterator = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+ {
+ foreach ($hashes_iterator as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes_parent[] = $algo.':'.$value;
+ }
+ }
+ if (is_array($hashes_parent))
+ {
+ $hashes_parent = array_values(SimplePie_Misc::array_unique($hashes_parent));
+ }
+
+ // KEYWORDS
+ if ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ if (is_array($keywords_parent))
+ {
+ $keywords_parent = array_values(SimplePie_Misc::array_unique($keywords_parent));
+ }
+
+ // PLAYER
+ if ($player_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+ {
+ if (isset($player_parent[0]['attribs']['']['url']))
+ {
+ $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ elseif ($player_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+ {
+ if (isset($player_parent[0]['attribs']['']['url']))
+ {
+ $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+
+ // RATINGS
+ if ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = 'urn:itunes';
+ $rating_value = null;
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = 'urn:itunes';
+ $rating_value = null;
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ if (is_array($ratings_parent))
+ {
+ $ratings_parent = array_values(SimplePie_Misc::array_unique($ratings_parent));
+ }
+
+ // RESTRICTIONS
+ if ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = 'allow';
+ $restriction_type = null;
+ $restriction_value = 'itunes';
+ if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
+ {
+ $restriction_relationship = 'deny';
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = 'allow';
+ $restriction_type = null;
+ $restriction_value = 'itunes';
+ if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
+ {
+ $restriction_relationship = 'deny';
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ if (is_array($restrictions_parent))
+ {
+ $restrictions_parent = array_values(SimplePie_Misc::array_unique($restrictions_parent));
+ }
+
+ // THUMBNAILS
+ if ($thumbnails = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+ {
+ foreach ($thumbnails as $thumbnail)
+ {
+ if (isset($thumbnail['attribs']['']['url']))
+ {
+ $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ }
+ elseif ($thumbnails = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+ {
+ foreach ($thumbnails as $thumbnail)
+ {
+ if (isset($thumbnail['attribs']['']['url']))
+ {
+ $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ }
+
+ // TITLES
+ if ($title_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+ {
+ if (isset($title_parent[0]['data']))
+ {
+ $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+ elseif ($title_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+ {
+ if (isset($title_parent[0]['data']))
+ {
+ $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+
+ // Clear the memory
+ unset($parent);
+
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // If we have media:group tags, loop through them.
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'group') as $group)
+ {
+ // If we have media:content tags, loop through them.
+ foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
+ {
+ if (isset($content['attribs']['']['url']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // Start checking the attributes of media:content
+ if (isset($content['attribs']['']['bitrate']))
+ {
+ $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['channels']))
+ {
+ $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['duration']))
+ {
+ $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $duration = $duration_parent;
+ }
+ if (isset($content['attribs']['']['expression']))
+ {
+ $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['framerate']))
+ {
+ $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['height']))
+ {
+ $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['lang']))
+ {
+ $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['fileSize']))
+ {
+ $length = ceil($content['attribs']['']['fileSize']);
+ }
+ if (isset($content['attribs']['']['medium']))
+ {
+ $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['samplingrate']))
+ {
+ $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['type']))
+ {
+ $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['width']))
+ {
+ $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+
+ // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
+
+ // CAPTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ else
+ {
+ $captions = $captions_parent;
+ }
+
+ // CATEGORIES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (is_array($categories) && is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique(array_merge($categories, $categories_parent)));
+ }
+ elseif (is_array($categories))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories));
+ }
+ elseif (is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+
+ // COPYRIGHTS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ else
+ {
+ $copyrights = $copyrights_parent;
+ }
+
+ // CREDITS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ else
+ {
+ $credits = $credits_parent;
+ }
+
+ // DESCRIPTION
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $description = $description_parent;
+ }
+
+ // HASHES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ else
+ {
+ $hashes = $hashes_parent;
+ }
+
+ // KEYWORDS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ else
+ {
+ $keywords = $keywords_parent;
+ }
+
+ // PLAYER
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $player = $player_parent;
+ }
+
+ // RATINGS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ else
+ {
+ $ratings = $ratings_parent;
+ }
+
+ // RESTRICTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ else
+ {
+ $restrictions = $restrictions_parent;
+ }
+
+ // THUMBNAILS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ else
+ {
+ $thumbnails = $thumbnails_parent;
+ }
+
+ // TITLES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $title = $title_parent;
+ }
+
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width);
+ }
+ }
+ }
+
+ // If we have standalone media:content tags, loop through them.
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content']))
+ {
+ foreach ((array) $this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
+ {
+ if (isset($content['attribs']['']['url']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // Start checking the attributes of media:content
+ if (isset($content['attribs']['']['bitrate']))
+ {
+ $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['channels']))
+ {
+ $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['duration']))
+ {
+ $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $duration = $duration_parent;
+ }
+ if (isset($content['attribs']['']['expression']))
+ {
+ $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['framerate']))
+ {
+ $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['height']))
+ {
+ $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['lang']))
+ {
+ $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['fileSize']))
+ {
+ $length = ceil($content['attribs']['']['fileSize']);
+ }
+ if (isset($content['attribs']['']['medium']))
+ {
+ $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['samplingrate']))
+ {
+ $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['type']))
+ {
+ $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['width']))
+ {
+ $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+
+ // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
+
+ // CAPTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ else
+ {
+ $captions = $captions_parent;
+ }
+
+ // CATEGORIES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (is_array($categories) && is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique(array_merge($categories, $categories_parent)));
+ }
+ elseif (is_array($categories))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories));
+ }
+ elseif (is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+ else
+ {
+ $categories = null;
+ }
+
+ // COPYRIGHTS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ else
+ {
+ $copyrights = $copyrights_parent;
+ }
+
+ // CREDITS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ else
+ {
+ $credits = $credits_parent;
+ }
+
+ // DESCRIPTION
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $description = $description_parent;
+ }
+
+ // HASHES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ else
+ {
+ $hashes = $hashes_parent;
+ }
+
+ // KEYWORDS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ else
+ {
+ $keywords = $keywords_parent;
+ }
+
+ // PLAYER
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $player = $player_parent;
+ }
+
+ // RATINGS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ else
+ {
+ $ratings = $ratings_parent;
+ }
+
+ // RESTRICTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ else
+ {
+ $restrictions = $restrictions_parent;
+ }
+
+ // THUMBNAILS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ else
+ {
+ $thumbnails = $thumbnails_parent;
+ }
+
+ // TITLES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $title = $title_parent;
+ }
+
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width);
+ }
+ }
+ }
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ if (isset($link['attribs']['']['type']))
+ {
+ $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($link['attribs']['']['length']))
+ {
+ $length = ceil($link['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ if (isset($link['attribs']['']['type']))
+ {
+ $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($link['attribs']['']['length']))
+ {
+ $length = ceil($link['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ if ($enclosure = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'enclosure'))
+ {
+ if (isset($enclosure[0]['attribs']['']['url']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($enclosure[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($enclosure[0]));
+ if (isset($enclosure[0]['attribs']['']['type']))
+ {
+ $type = $this->sanitize($enclosure[0]['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($enclosure[0]['attribs']['']['length']))
+ {
+ $length = ceil($enclosure[0]['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ if (sizeof($this->data['enclosures']) === 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width))
+ {
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+
+ $this->data['enclosures'] = array_values(SimplePie_Misc::array_unique($this->data['enclosures']));
+ }
+ if (!empty($this->data['enclosures']))
+ {
+ return $this->data['enclosures'];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_source()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'source'))
+ {
+ return new $this->feed->source_class($this, $return[0]);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Creates the add_to_* methods' return data
+ *
+ * @access private
+ * @param string $item_url String to prefix to the item permalink
+ * @param string $title_url String to prefix to the item title
+ * (and suffix to the item permalink)
+ * @return mixed URL if feed exists, false otherwise
+ */
+ function add_to_service($item_url, $title_url = null, $summary_url = null)
+ {
+ if ($this->get_permalink() !== null)
+ {
+ $return = $item_url . rawurlencode($this->get_permalink());
+ if ($title_url !== null && $this->get_title() !== null)
+ {
+ $return .= $title_url . rawurlencode($this->get_title());
+ }
+ if ($summary_url !== null && $this->get_description() !== null)
+ {
+ $return .= $summary_url . rawurlencode($this->get_description());
+ }
+ return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function add_to_blinklist()
+ {
+ return $this->add_to_service('http://www.blinklist.com/index.php?Action=Blink/addblink.php&Description=&Url=', '&Title=');
+ }
+
+ function add_to_blogmarks()
+ {
+ return $this->add_to_service('http://blogmarks.net/my/new.php?mini=1&simple=1&url=', '&title=');
+ }
+
+ function add_to_delicious()
+ {
+ return $this->add_to_service('http://del.icio.us/post/?v=4&url=', '&title=');
+ }
+
+ function add_to_digg()
+ {
+ return $this->add_to_service('http://digg.com/submit?url=', '&title=', '&bodytext=');
+ }
+
+ function add_to_furl()
+ {
+ return $this->add_to_service('http://www.furl.net/storeIt.jsp?u=', '&t=');
+ }
+
+ function add_to_magnolia()
+ {
+ return $this->add_to_service('http://ma.gnolia.com/bookmarklet/add?url=', '&title=');
+ }
+
+ function add_to_myweb20()
+ {
+ return $this->add_to_service('http://myweb2.search.yahoo.com/myresults/bookmarklet?u=', '&t=');
+ }
+
+ function add_to_newsvine()
+ {
+ return $this->add_to_service('http://www.newsvine.com/_wine/save?u=', '&h=');
+ }
+
+ function add_to_reddit()
+ {
+ return $this->add_to_service('http://reddit.com/submit?url=', '&title=');
+ }
+
+ function add_to_segnalo()
+ {
+ return $this->add_to_service('http://segnalo.com/post.html.php?url=', '&title=');
+ }
+
+ function add_to_simpy()
+ {
+ return $this->add_to_service('http://www.simpy.com/simpy/LinkAdd.do?href=', '&title=');
+ }
+
+ function add_to_spurl()
+ {
+ return $this->add_to_service('http://www.spurl.net/spurl.php?v=3&url=', '&title=');
+ }
+
+ function add_to_wists()
+ {
+ return $this->add_to_service('http://wists.com/r.php?c=&r=', '&title=');
+ }
+
+ function search_technorati()
+ {
+ return $this->add_to_service('http://www.technorati.com/search/');
+ }
+}
+
+class SimplePie_Source
+{
+ var $item;
+ var $data = array();
+
+ function SimplePie_Source($item, $data)
+ {
+ $this->item = $item;
+ $this->data = $data;
+ }
+
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ function get_source_tags($namespace, $tag)
+ {
+ if (isset($this->data['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][$namespace][$tag];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_base($element = array())
+ {
+ return $this->item->get_base($element);
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->item->sanitize($data, $type, $base);
+ }
+
+ function get_item()
+ {
+ return $this->item;
+ }
+
+ function get_title()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->item->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->item->feed->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->item->feed->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->item->feed->author_class($name, $url, $email);
+ }
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->item->feed->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->item->feed->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if (isset($links[$key]))
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Added for parity between the parent-level and the item/entry-level.
+ */
+ function get_permalink()
+ {
+ return $this->get_link(0);
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_description()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['xml_lang']))
+ {
+ return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_url()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+ {
+ return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Author
+{
+ var $name;
+ var $link;
+ var $email;
+
+ // Constructor, used to input the data
+ function SimplePie_Author($name = null, $link = null, $email = null)
+ {
+ $this->name = $name;
+ $this->link = $link;
+ $this->email = $email;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_name()
+ {
+ if ($this->name !== null)
+ {
+ return $this->name;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link()
+ {
+ if ($this->link !== null)
+ {
+ return $this->link;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_email()
+ {
+ if ($this->email !== null)
+ {
+ return $this->email;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Category
+{
+ var $term;
+ var $scheme;
+ var $label;
+
+ // Constructor, used to input the data
+ function SimplePie_Category($term = null, $scheme = null, $label = null)
+ {
+ $this->term = $term;
+ $this->scheme = $scheme;
+ $this->label = $label;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_term()
+ {
+ if ($this->term !== null)
+ {
+ return $this->term;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_label()
+ {
+ if ($this->label !== null)
+ {
+ return $this->label;
+ }
+ else
+ {
+ return $this->get_term();
+ }
+ }
+}
+
+class SimplePie_Enclosure
+{
+ var $bitrate;
+ var $captions;
+ var $categories;
+ var $channels;
+ var $copyright;
+ var $credits;
+ var $description;
+ var $duration;
+ var $expression;
+ var $framerate;
+ var $handler;
+ var $hashes;
+ var $height;
+ var $javascript;
+ var $keywords;
+ var $lang;
+ var $length;
+ var $link;
+ var $medium;
+ var $player;
+ var $ratings;
+ var $restrictions;
+ var $samplingrate;
+ var $thumbnails;
+ var $title;
+ var $type;
+ var $width;
+
+ // Constructor, used to input the data
+ function SimplePie_Enclosure($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null)
+ {
+ $this->bitrate = $bitrate;
+ $this->captions = $captions;
+ $this->categories = $categories;
+ $this->channels = $channels;
+ $this->copyright = $copyright;
+ $this->credits = $credits;
+ $this->description = $description;
+ $this->duration = $duration;
+ $this->expression = $expression;
+ $this->framerate = $framerate;
+ $this->hashes = $hashes;
+ $this->height = $height;
+ $this->javascript = $javascript;
+ $this->keywords = $keywords;
+ $this->lang = $lang;
+ $this->length = $length;
+ $this->link = $link;
+ $this->medium = $medium;
+ $this->player = $player;
+ $this->ratings = $ratings;
+ $this->restrictions = $restrictions;
+ $this->samplingrate = $samplingrate;
+ $this->thumbnails = $thumbnails;
+ $this->title = $title;
+ $this->type = $type;
+ $this->width = $width;
+ if (class_exists('idna_convert'))
+ {
+ $idn =& new idna_convert;
+ $parsed = SimplePie_Misc::parse_url($link);
+ $this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
+ }
+ $this->handler = $this->get_handler(); // Needs to load last
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_bitrate()
+ {
+ if ($this->bitrate !== null)
+ {
+ return $this->bitrate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_caption($key = 0)
+ {
+ $captions = $this->get_captions();
+ if (isset($captions[$key]))
+ {
+ return $captions[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_captions()
+ {
+ if ($this->captions !== null)
+ {
+ return $this->captions;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ if ($this->categories !== null)
+ {
+ return $this->categories;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_channels()
+ {
+ if ($this->channels !== null)
+ {
+ return $this->channels;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($this->copyright !== null)
+ {
+ return $this->copyright;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_credit($key = 0)
+ {
+ $credits = $this->get_credits();
+ if (isset($credits[$key]))
+ {
+ return $credits[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_credits()
+ {
+ if ($this->credits !== null)
+ {
+ return $this->credits;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_description()
+ {
+ if ($this->description !== null)
+ {
+ return $this->description;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_duration($convert = false)
+ {
+ if ($this->duration !== null)
+ {
+ if ($convert)
+ {
+ $time = SimplePie_Misc::time_hms($this->duration);
+ return $time;
+ }
+ else
+ {
+ return $this->duration;
+ }
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_expression()
+ {
+ if ($this->expression !== null)
+ {
+ return $this->expression;
+ }
+ else
+ {
+ return 'full';
+ }
+ }
+
+ function get_extension()
+ {
+ if ($this->link !== null)
+ {
+ $url = SimplePie_Misc::parse_url($this->link);
+ if ($url['path'] !== '')
+ {
+ return pathinfo($url['path'], PATHINFO_EXTENSION);
+ }
+ }
+ return null;
+ }
+
+ function get_framerate()
+ {
+ if ($this->framerate !== null)
+ {
+ return $this->framerate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_handler()
+ {
+ return $this->get_real_type(true);
+ }
+
+ function get_hash($key = 0)
+ {
+ $hashes = $this->get_hashes();
+ if (isset($hashes[$key]))
+ {
+ return $hashes[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_hashes()
+ {
+ if ($this->hashes !== null)
+ {
+ return $this->hashes;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_height()
+ {
+ if ($this->height !== null)
+ {
+ return $this->height;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($this->lang !== null)
+ {
+ return $this->lang;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_keyword($key = 0)
+ {
+ $keywords = $this->get_keywords();
+ if (isset($keywords[$key]))
+ {
+ return $keywords[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_keywords()
+ {
+ if ($this->keywords !== null)
+ {
+ return $this->keywords;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_length()
+ {
+ if ($this->length !== null)
+ {
+ return $this->length;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link()
+ {
+ if ($this->link !== null)
+ {
+ return urldecode($this->link);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_medium()
+ {
+ if ($this->medium !== null)
+ {
+ return $this->medium;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_player()
+ {
+ if ($this->player !== null)
+ {
+ return $this->player;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_rating($key = 0)
+ {
+ $ratings = $this->get_ratings();
+ if (isset($ratings[$key]))
+ {
+ return $ratings[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_ratings()
+ {
+ if ($this->ratings !== null)
+ {
+ return $this->ratings;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_restriction($key = 0)
+ {
+ $restrictions = $this->get_restrictions();
+ if (isset($restrictions[$key]))
+ {
+ return $restrictions[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_restrictions()
+ {
+ if ($this->restrictions !== null)
+ {
+ return $this->restrictions;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_sampling_rate()
+ {
+ if ($this->samplingrate !== null)
+ {
+ return $this->samplingrate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_size()
+ {
+ $length = $this->get_length();
+ if ($length !== null)
+ {
+ return round($length/1048576, 2);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_thumbnail($key = 0)
+ {
+ $thumbnails = $this->get_thumbnails();
+ if (isset($thumbnails[$key]))
+ {
+ return $thumbnails[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_thumbnails()
+ {
+ if ($this->thumbnails !== null)
+ {
+ return $this->thumbnails;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_title()
+ {
+ if ($this->title !== null)
+ {
+ return $this->title;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_width()
+ {
+ if ($this->width !== null)
+ {
+ return $this->width;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function native_embed($options='')
+ {
+ return $this->embed($options, true);
+ }
+
+ /**
+ * @todo If the dimensions for media:content are defined, use them when width/height are set to 'auto'.
+ */
+ function embed($options = '', $native = false)
+ {
+ // Set up defaults
+ $audio = '';
+ $video = '';
+ $alt = '';
+ $altclass = '';
+ $loop = 'false';
+ $width = 'auto';
+ $height = 'auto';
+ $bgcolor = '#ffffff';
+ $mediaplayer = '';
+ $widescreen = false;
+ $handler = $this->get_handler();
+ $type = $this->get_real_type();
+
+ // Process options and reassign values as necessary
+ if (is_array($options))
+ {
+ extract($options);
+ }
+ else
+ {
+ $options = explode(',', $options);
+ foreach($options as $option)
+ {
+ $opt = explode(':', $option, 2);
+ if (isset($opt[0], $opt[1]))
+ {
+ $opt[0] = trim($opt[0]);
+ $opt[1] = trim($opt[1]);
+ switch ($opt[0])
+ {
+ case 'audio':
+ $audio = $opt[1];
+ break;
+
+ case 'video':
+ $video = $opt[1];
+ break;
+
+ case 'alt':
+ $alt = $opt[1];
+ break;
+
+ case 'altclass':
+ $altclass = $opt[1];
+ break;
+
+ case 'loop':
+ $loop = $opt[1];
+ break;
+
+ case 'width':
+ $width = $opt[1];
+ break;
+
+ case 'height':
+ $height = $opt[1];
+ break;
+
+ case 'bgcolor':
+ $bgcolor = $opt[1];
+ break;
+
+ case 'mediaplayer':
+ $mediaplayer = $opt[1];
+ break;
+
+ case 'widescreen':
+ $widescreen = $opt[1];
+ break;
+ }
+ }
+ }
+ }
+
+ $mime = explode('/', $type, 2);
+ $mime = $mime[0];
+
+ // Process values for 'auto'
+ if ($width === 'auto')
+ {
+ if ($mime === 'video')
+ {
+ if ($height === 'auto')
+ {
+ $width = 480;
+ }
+ elseif ($widescreen)
+ {
+ $width = round((intval($height)/9)*16);
+ }
+ else
+ {
+ $width = round((intval($height)/3)*4);
+ }
+ }
+ else
+ {
+ $width = '100%';
+ }
+ }
+
+ if ($height === 'auto')
+ {
+ if ($mime === 'audio')
+ {
+ $height = 0;
+ }
+ elseif ($mime === 'video')
+ {
+ if ($width === 'auto')
+ {
+ if ($widescreen)
+ {
+ $height = 270;
+ }
+ else
+ {
+ $height = 360;
+ }
+ }
+ elseif ($widescreen)
+ {
+ $height = round((intval($width)/16)*9);
+ }
+ else
+ {
+ $height = round((intval($width)/4)*3);
+ }
+ }
+ else
+ {
+ $height = 376;
+ }
+ }
+ elseif ($mime === 'audio')
+ {
+ $height = 0;
+ }
+
+ // Set proper placeholder value
+ if ($mime === 'audio')
+ {
+ $placeholder = $audio;
+ }
+ elseif ($mime === 'video')
+ {
+ $placeholder = $video;
+ }
+
+ $embed = '';
+
+ // Make sure the JS library is included
+ if (!$native)
+ {
+ static $javascript_outputted = null;
+ if (!$javascript_outputted && $this->javascript)
+ {
+ $embed .= '';
+ $javascript_outputted = true;
+ }
+ }
+
+ // Odeo Feed MP3's
+ if ($handler === 'odeo')
+ {
+ if ($native)
+ {
+ $embed .= '';
+ }
+ else
+ {
+ $embed .= '';
+ }
+ }
+
+ // Flash
+ elseif ($handler === 'flash')
+ {
+ if ($native)
+ {
+ $embed .= "";
+ }
+ else
+ {
+ $embed .= "";
+ }
+ }
+
+ // Flash Media Player file types.
+ // Preferred handler for MP3 file types.
+ elseif ($handler === 'fmedia' || ($handler === 'mp3' && $mediaplayer !== ''))
+ {
+ $height += 20;
+ if ($native)
+ {
+ $embed .= "";
+ }
+ else
+ {
+ $embed .= "";
+ }
+ }
+
+ // QuickTime 7 file types. Need to test with QuickTime 6.
+ // Only handle MP3's if the Flash Media Player is not present.
+ elseif ($handler === 'quicktime' || ($handler === 'mp3' && $mediaplayer === ''))
+ {
+ $height += 16;
+ if ($native)
+ {
+ if ($placeholder !== '')
+ {
+ $embed .= "";
+ }
+ else
+ {
+ $embed .= "";
+ }
+ }
+ else
+ {
+ $embed .= "";
+ }
+ }
+
+ // Windows Media
+ elseif ($handler === 'wmedia')
+ {
+ $height += 45;
+ if ($native)
+ {
+ $embed .= "";
+ }
+ else
+ {
+ $embed .= "";
+ }
+ }
+
+ // Everything else
+ else $embed .= '' . $alt . '';
+
+ return $embed;
+ }
+
+ function get_real_type($find_handler = false)
+ {
+ // If it's Odeo, let's get it out of the way.
+ if (substr(strtolower($this->get_link()), 0, 15) === 'http://odeo.com')
+ {
+ return 'odeo';
+ }
+
+ // Mime-types by handler.
+ $types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash
+ $types_fmedia = array('video/flv', 'video/x-flv','flv-application/octet-stream'); // Flash Media Player
+ $types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'); // QuickTime
+ $types_wmedia = array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'); // Windows Media
+ $types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3
+
+ if ($this->get_type() !== null)
+ {
+ $type = strtolower($this->type);
+ }
+ else
+ {
+ $type = null;
+ }
+
+ // If we encounter an unsupported mime-type, check the file extension and guess intelligently.
+ if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3)))
+ {
+ switch (strtolower($this->get_extension()))
+ {
+ // Audio mime-types
+ case 'aac':
+ case 'adts':
+ $type = 'audio/acc';
+ break;
+
+ case 'aif':
+ case 'aifc':
+ case 'aiff':
+ case 'cdda':
+ $type = 'audio/aiff';
+ break;
+
+ case 'bwf':
+ $type = 'audio/wav';
+ break;
+
+ case 'kar':
+ case 'mid':
+ case 'midi':
+ case 'smf':
+ $type = 'audio/midi';
+ break;
+
+ case 'm4a':
+ $type = 'audio/x-m4a';
+ break;
+
+ case 'mp3':
+ case 'swa':
+ $type = 'audio/mp3';
+ break;
+
+ case 'wav':
+ $type = 'audio/wav';
+ break;
+
+ case 'wax':
+ $type = 'audio/x-ms-wax';
+ break;
+
+ case 'wma':
+ $type = 'audio/x-ms-wma';
+ break;
+
+ // Video mime-types
+ case '3gp':
+ case '3gpp':
+ $type = 'video/3gpp';
+ break;
+
+ case '3g2':
+ case '3gp2':
+ $type = 'video/3gpp2';
+ break;
+
+ case 'asf':
+ $type = 'video/x-ms-asf';
+ break;
+
+ case 'flv':
+ $type = 'video/x-flv';
+ break;
+
+ case 'm1a':
+ case 'm1s':
+ case 'm1v':
+ case 'm15':
+ case 'm75':
+ case 'mp2':
+ case 'mpa':
+ case 'mpeg':
+ case 'mpg':
+ case 'mpm':
+ case 'mpv':
+ $type = 'video/mpeg';
+ break;
+
+ case 'm4v':
+ $type = 'video/x-m4v';
+ break;
+
+ case 'mov':
+ case 'qt':
+ $type = 'video/quicktime';
+ break;
+
+ case 'mp4':
+ case 'mpg4':
+ $type = 'video/mp4';
+ break;
+
+ case 'sdv':
+ $type = 'video/sd-video';
+ break;
+
+ case 'wm':
+ $type = 'video/x-ms-wm';
+ break;
+
+ case 'wmv':
+ $type = 'video/x-ms-wmv';
+ break;
+
+ case 'wvx':
+ $type = 'video/x-ms-wvx';
+ break;
+
+ // Flash mime-types
+ case 'spl':
+ $type = 'application/futuresplash';
+ break;
+
+ case 'swf':
+ $type = 'application/x-shockwave-flash';
+ break;
+ }
+ }
+
+ if ($find_handler)
+ {
+ if (in_array($type, $types_flash))
+ {
+ return 'flash';
+ }
+ elseif (in_array($type, $types_fmedia))
+ {
+ return 'fmedia';
+ }
+ elseif (in_array($type, $types_quicktime))
+ {
+ return 'quicktime';
+ }
+ elseif (in_array($type, $types_wmedia))
+ {
+ return 'wmedia';
+ }
+ elseif (in_array($type, $types_mp3))
+ {
+ return 'mp3';
+ }
+ else
+ {
+ return null;
+ }
+ }
+ else
+ {
+ return $type;
+ }
+ }
+}
+
+class SimplePie_Caption
+{
+ var $type;
+ var $lang;
+ var $startTime;
+ var $endTime;
+ var $text;
+
+ // Constructor, used to input the data
+ function SimplePie_Caption($type = null, $lang = null, $startTime = null, $endTime = null, $text = null)
+ {
+ $this->type = $type;
+ $this->lang = $lang;
+ $this->startTime = $startTime;
+ $this->endTime = $endTime;
+ $this->text = $text;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_endtime()
+ {
+ if ($this->endTime !== null)
+ {
+ return $this->endTime;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($this->lang !== null)
+ {
+ return $this->lang;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_starttime()
+ {
+ if ($this->startTime !== null)
+ {
+ return $this->startTime;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_text()
+ {
+ if ($this->text !== null)
+ {
+ return $this->text;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Credit
+{
+ var $role;
+ var $scheme;
+ var $name;
+
+ // Constructor, used to input the data
+ function SimplePie_Credit($role = null, $scheme = null, $name = null)
+ {
+ $this->role = $role;
+ $this->scheme = $scheme;
+ $this->name = $name;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_role()
+ {
+ if ($this->role !== null)
+ {
+ return $this->role;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_name()
+ {
+ if ($this->name !== null)
+ {
+ return $this->name;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Copyright
+{
+ var $url;
+ var $label;
+
+ // Constructor, used to input the data
+ function SimplePie_Copyright($url = null, $label = null)
+ {
+ $this->url = $url;
+ $this->label = $label;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_url()
+ {
+ if ($this->url !== null)
+ {
+ return $this->url;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_attribution()
+ {
+ if ($this->label !== null)
+ {
+ return $this->label;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Rating
+{
+ var $scheme;
+ var $value;
+
+ // Constructor, used to input the data
+ function SimplePie_Rating($scheme = null, $value = null)
+ {
+ $this->scheme = $scheme;
+ $this->value = $value;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_value()
+ {
+ if ($this->value !== null)
+ {
+ return $this->value;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Restriction
+{
+ var $relationship;
+ var $type;
+ var $value;
+
+ // Constructor, used to input the data
+ function SimplePie_Restriction($relationship = null, $type = null, $value = null)
+ {
+ $this->relationship = $relationship;
+ $this->type = $type;
+ $this->value = $value;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_relationship()
+ {
+ if ($this->relationship !== null)
+ {
+ return $this->relationship;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_value()
+ {
+ if ($this->value !== null)
+ {
+ return $this->value;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+/**
+ * @todo Move to properly supporting RFC2616 (HTTP/1.1)
+ */
+class SimplePie_File
+{
+ var $url;
+ var $useragent;
+ var $success = true;
+ var $headers = array();
+ var $body;
+ var $status_code;
+ var $redirects = 0;
+ var $error;
+ var $method = SIMPLEPIE_FILE_SOURCE_NONE;
+
+ function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
+ {
+ if (class_exists('idna_convert'))
+ {
+ $idn =& new idna_convert;
+ $parsed = SimplePie_Misc::parse_url($url);
+ $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
+ }
+ $this->url = $url;
+ $this->useragent = $useragent;
+ if (preg_match('/^http(s)?:\/\//i', $url))
+ {
+ if ($useragent === null)
+ {
+ $useragent = ini_get('user_agent');
+ $this->useragent = $useragent;
+ }
+ if (!is_array($headers))
+ {
+ $headers = array();
+ }
+ if (!$force_fsockopen && function_exists('curl_exec'))
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL;
+ $fp = curl_init();
+ $headers2 = array();
+ foreach ($headers as $key => $value)
+ {
+ $headers2[] = "$key: $value";
+ }
+ if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
+ {
+ curl_setopt($fp, CURLOPT_ENCODING, '');
+ }
+ curl_setopt($fp, CURLOPT_URL, $url);
+ curl_setopt($fp, CURLOPT_HEADER, 1);
+ curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
+ curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
+ curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
+ curl_setopt($fp, CURLOPT_REFERER, $url);
+ curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
+ curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
+ if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
+ {
+ curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
+ curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
+ }
+
+ $this->headers = curl_exec($fp);
+ if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
+ {
+ curl_setopt($fp, CURLOPT_ENCODING, 'none');
+ $this->headers = curl_exec($fp);
+ }
+ if (curl_errno($fp))
+ {
+ $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
+ $this->success = false;
+ }
+ else
+ {
+ $info = curl_getinfo($fp);
+ curl_close($fp);
+ $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1);
+ $this->headers = array_pop($this->headers);
+ $parser =& new SimplePie_HTTP_Parser($this->headers);
+ if ($parser->parse())
+ {
+ $this->headers = $parser->headers;
+ $this->body = $parser->body;
+ $this->status_code = $parser->status_code;
+ if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
+ {
+ $this->redirects++;
+ $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
+ return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
+ }
+ }
+ }
+ }
+ else
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN;
+ $url_parts = parse_url($url);
+ if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https')
+ {
+ $url_parts['host'] = "ssl://$url_parts[host]";
+ $url_parts['port'] = 443;
+ }
+ if (!isset($url_parts['port']))
+ {
+ $url_parts['port'] = 80;
+ }
+ $fp = @fsockopen($url_parts['host'], $url_parts['port'], $errno, $errstr, $timeout);
+ if (!$fp)
+ {
+ $this->error = 'fsockopen error: ' . $errstr;
+ $this->success = false;
+ }
+ else
+ {
+ stream_set_timeout($fp, $timeout);
+ if (isset($url_parts['path']))
+ {
+ if (isset($url_parts['query']))
+ {
+ $get = "$url_parts[path]?$url_parts[query]";
+ }
+ else
+ {
+ $get = $url_parts['path'];
+ }
+ }
+ else
+ {
+ $get = '/';
+ }
+ $out = "GET $get HTTP/1.0\r\n";
+ $out .= "Host: $url_parts[host]\r\n";
+ $out .= "User-Agent: $useragent\r\n";
+ if (extension_loaded('zlib'))
+ {
+ $out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n";
+ }
+
+ if (isset($url_parts['user']) && isset($url_parts['pass']))
+ {
+ $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n";
+ }
+ foreach ($headers as $key => $value)
+ {
+ $out .= "$key: $value\r\n";
+ }
+ $out .= "Connection: Close\r\n\r\n";
+ fwrite($fp, $out);
+
+ $info = stream_get_meta_data($fp);
+
+ $this->headers = '';
+ while (!$info['eof'] && !$info['timed_out'])
+ {
+ $this->headers .= fread($fp, 1160);
+ $info = stream_get_meta_data($fp);
+ }
+ if (!$info['timed_out'])
+ {
+ $parser =& new SimplePie_HTTP_Parser($this->headers);
+ if ($parser->parse())
+ {
+ $this->headers = $parser->headers;
+ $this->body = $parser->body;
+ $this->status_code = $parser->status_code;
+ if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
+ {
+ $this->redirects++;
+ $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
+ return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
+ }
+ if (isset($this->headers['content-encoding']))
+ {
+ // Hey, we act dumb elsewhere, so let's do that here too
+ switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
+ {
+ case 'gzip':
+ case 'x-gzip':
+ $decoder =& new SimplePie_gzdecode($this->body);
+ if (!$decoder->parse())
+ {
+ $this->error = 'Unable to decode HTTP "gzip" stream';
+ $this->success = false;
+ }
+ else
+ {
+ $this->body = $decoder->data;
+ }
+ break;
+
+ case 'deflate':
+ if (($body = gzuncompress($this->body)) === false)
+ {
+ if (($body = gzinflate($this->body)) === false)
+ {
+ $this->error = 'Unable to decode HTTP "deflate" stream';
+ $this->success = false;
+ }
+ }
+ $this->body = $body;
+ break;
+
+ default:
+ $this->error = 'Unknown content coding';
+ $this->success = false;
+ }
+ }
+ }
+ }
+ else
+ {
+ $this->error = 'fsocket timed out';
+ $this->success = false;
+ }
+ fclose($fp);
+ }
+ }
+ }
+ else
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
+ if (!$this->body = file_get_contents($url))
+ {
+ $this->error = 'file_get_contents could not read the file';
+ $this->success = false;
+ }
+ }
+ }
+}
+
+/**
+ * HTTP Response Parser
+ *
+ * @package SimplePie
+ */
+class SimplePie_HTTP_Parser
+{
+ /**
+ * HTTP Version
+ *
+ * @access public
+ * @var float
+ */
+ var $http_version = 0.0;
+
+ /**
+ * Status code
+ *
+ * @access public
+ * @var int
+ */
+ var $status_code = 0;
+
+ /**
+ * Reason phrase
+ *
+ * @access public
+ * @var string
+ */
+ var $reason = '';
+
+ /**
+ * Key/value pairs of the headers
+ *
+ * @access public
+ * @var array
+ */
+ var $headers = array();
+
+ /**
+ * Body of the response
+ *
+ * @access public
+ * @var string
+ */
+ var $body = '';
+
+ /**
+ * Current state of the state machine
+ *
+ * @access private
+ * @var string
+ */
+ var $state = 'http_version';
+
+ /**
+ * Input data
+ *
+ * @access private
+ * @var string
+ */
+ var $data = '';
+
+ /**
+ * Input data length (to avoid calling strlen() everytime this is needed)
+ *
+ * @access private
+ * @var int
+ */
+ var $data_length = 0;
+
+ /**
+ * Current position of the pointer
+ *
+ * @var int
+ * @access private
+ */
+ var $position = 0;
+
+ /**
+ * Name of the hedaer currently being parsed
+ *
+ * @access private
+ * @var string
+ */
+ var $name = '';
+
+ /**
+ * Value of the hedaer currently being parsed
+ *
+ * @access private
+ * @var string
+ */
+ var $value = '';
+
+ /**
+ * Create an instance of the class with the input data
+ *
+ * @access public
+ * @param string $data Input data
+ */
+ function SimplePie_HTTP_Parser($data)
+ {
+ $this->data = $data;
+ $this->data_length = strlen($this->data);
+ }
+
+ /**
+ * Parse the input data
+ *
+ * @access public
+ * @return bool true on success, false on failure
+ */
+ function parse()
+ {
+ while ($this->state && $this->state !== 'emit' && $this->has_data())
+ {
+ $state = $this->state;
+ $this->$state();
+ }
+ $this->data = '';
+ if ($this->state === 'emit' || $this->state === 'body')
+ {
+ return true;
+ }
+ else
+ {
+ $this->http_version = '';
+ $this->status_code = '';
+ $this->reason = '';
+ $this->headers = array();
+ $this->body = '';
+ return false;
+ }
+ }
+
+ /**
+ * Check whether there is data beyond the pointer
+ *
+ * @access private
+ * @return bool true if there is further data, false if not
+ */
+ function has_data()
+ {
+ return (bool) ($this->position < $this->data_length);
+ }
+
+ /**
+ * See if the next character is LWS
+ *
+ * @access private
+ * @return bool true if the next character is LWS, false if not
+ */
+ function is_linear_whitespace()
+ {
+ return (bool) ($this->data[$this->position] === "\x09"
+ || $this->data[$this->position] === "\x20"
+ || ($this->data[$this->position] === "\x0A"
+ && isset($this->data[$this->position + 1])
+ && ($this->data[$this->position + 1] === "\x09" || $this->data[$this->position + 1] === "\x20")));
+ }
+
+ /**
+ * Parse the HTTP version
+ *
+ * @access private
+ */
+ function http_version()
+ {
+ if (strpos($this->data, "\x0A") !== false && strtoupper(substr($this->data, 0, 5)) === 'HTTP/')
+ {
+ $len = strspn($this->data, '0123456789.', 5);
+ $this->http_version = substr($this->data, 5, $len);
+ $this->position += 5 + $len;
+ if (substr_count($this->http_version, '.') <= 1)
+ {
+ $this->http_version = (float) $this->http_version;
+ $this->position += strspn($this->data, "\x09\x20", $this->position);
+ $this->state = 'status';
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse the status code
+ *
+ * @access private
+ */
+ function status()
+ {
+ if ($len = strspn($this->data, '0123456789', $this->position))
+ {
+ $this->status_code = (int) substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'reason';
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse the reason phrase
+ *
+ * @access private
+ */
+ function reason()
+ {
+ $len = strcspn($this->data, "\x0A", $this->position);
+ $this->reason = trim(substr($this->data, $this->position, $len), "\x09\x0D\x20");
+ $this->position += $len + 1;
+ $this->state = 'new_line';
+ }
+
+ /**
+ * Deal with a new line, shifting data around as needed
+ *
+ * @access private
+ */
+ function new_line()
+ {
+ $this->value = trim($this->value, "\x0D\x20");
+ if ($this->name !== '' && $this->value !== '')
+ {
+ $this->name = strtolower($this->name);
+ if (isset($this->headers[$this->name]))
+ {
+ $this->headers[$this->name] .= ', ' . $this->value;
+ }
+ else
+ {
+ $this->headers[$this->name] = $this->value;
+ }
+ }
+ $this->name = '';
+ $this->value = '';
+ if (substr($this->data[$this->position], 0, 2) === "\x0D\x0A")
+ {
+ $this->position += 2;
+ $this->state = 'body';
+ }
+ elseif ($this->data[$this->position] === "\x0A")
+ {
+ $this->position++;
+ $this->state = 'body';
+ }
+ else
+ {
+ $this->state = 'name';
+ }
+ }
+
+ /**
+ * Parse a header name
+ *
+ * @access private
+ */
+ function name()
+ {
+ $len = strcspn($this->data, "\x0A:", $this->position);
+ if (isset($this->data[$this->position + $len]))
+ {
+ if ($this->data[$this->position + $len] === "\x0A")
+ {
+ $this->position += $len;
+ $this->state = 'new_line';
+ }
+ else
+ {
+ $this->name = substr($this->data, $this->position, $len);
+ $this->position += $len + 1;
+ $this->state = 'value';
+ }
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse LWS, replacing consecutive LWS characters with a single space
+ *
+ * @access private
+ */
+ function linear_whitespace()
+ {
+ do
+ {
+ if (substr($this->data, $this->position, 2) === "\x0D\x0A")
+ {
+ $this->position += 2;
+ }
+ elseif ($this->data[$this->position] === "\x0A")
+ {
+ $this->position++;
+ }
+ $this->position += strspn($this->data, "\x09\x20", $this->position);
+ } while ($this->has_data() && $this->is_linear_whitespace());
+ $this->value .= "\x20";
+ }
+
+ /**
+ * See what state to move to while within non-quoted header values
+ *
+ * @access private
+ */
+ function value()
+ {
+ if ($this->is_linear_whitespace())
+ {
+ $this->linear_whitespace();
+ }
+ else
+ {
+ switch ($this->data[$this->position])
+ {
+ case '"':
+ $this->position++;
+ $this->state = 'quote';
+ break;
+
+ case "\x0A":
+ $this->position++;
+ $this->state = 'new_line';
+ break;
+
+ default:
+ $this->state = 'value_char';
+ break;
+ }
+ }
+ }
+
+ /**
+ * Parse a header value while outside quotes
+ *
+ * @access private
+ */
+ function value_char()
+ {
+ $len = strcspn($this->data, "\x09\x20\x0A\"", $this->position);
+ $this->value .= substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'value';
+ }
+
+ /**
+ * See what state to move to while within quoted header values
+ *
+ * @access private
+ */
+ function quote()
+ {
+ if ($this->is_linear_whitespace())
+ {
+ $this->linear_whitespace();
+ }
+ else
+ {
+ switch ($this->data[$this->position])
+ {
+ case '"':
+ $this->position++;
+ $this->state = 'value';
+ break;
+
+ case "\x0A":
+ $this->position++;
+ $this->state = 'new_line';
+ break;
+
+ case '\\':
+ $this->position++;
+ $this->state = 'quote_escaped';
+ break;
+
+ default:
+ $this->state = 'quote_char';
+ break;
+ }
+ }
+ }
+
+ /**
+ * Parse a header value while within quotes
+ *
+ * @access private
+ */
+ function quote_char()
+ {
+ $len = strcspn($this->data, "\x09\x20\x0A\"\\", $this->position);
+ $this->value .= substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'value';
+ }
+
+ /**
+ * Parse an escaped character within quotes
+ *
+ * @access private
+ */
+ function quote_escaped()
+ {
+ $this->value .= $this->data[$this->position];
+ $this->position++;
+ $this->state = 'quote';
+ }
+
+ /**
+ * Parse the body
+ *
+ * @access private
+ */
+ function body()
+ {
+ $this->body = substr($this->data, $this->position);
+ $this->state = 'emit';
+ }
+}
+
+/**
+ * gzdecode
+ *
+ * @package SimplePie
+ */
+class SimplePie_gzdecode
+{
+ /**
+ * Compressed data
+ *
+ * @access private
+ * @see gzdecode::$data
+ */
+ var $compressed_data;
+
+ /**
+ * Size of compressed data
+ *
+ * @access private
+ */
+ var $compressed_size;
+
+ /**
+ * Minimum size of a valid gzip string
+ *
+ * @access private
+ */
+ var $min_compressed_size = 18;
+
+ /**
+ * Current position of pointer
+ *
+ * @access private
+ */
+ var $position = 0;
+
+ /**
+ * Flags (FLG)
+ *
+ * @access private
+ */
+ var $flags;
+
+ /**
+ * Uncompressed data
+ *
+ * @access public
+ * @see gzdecode::$compressed_data
+ */
+ var $data;
+
+ /**
+ * Modified time
+ *
+ * @access public
+ */
+ var $MTIME;
+
+ /**
+ * Extra Flags
+ *
+ * @access public
+ */
+ var $XFL;
+
+ /**
+ * Operating System
+ *
+ * @access public
+ */
+ var $OS;
+
+ /**
+ * Subfield ID 1
+ *
+ * @access public
+ * @see gzdecode::$extra_field
+ * @see gzdecode::$SI2
+ */
+ var $SI1;
+
+ /**
+ * Subfield ID 2
+ *
+ * @access public
+ * @see gzdecode::$extra_field
+ * @see gzdecode::$SI1
+ */
+ var $SI2;
+
+ /**
+ * Extra field content
+ *
+ * @access public
+ * @see gzdecode::$SI1
+ * @see gzdecode::$SI2
+ */
+ var $extra_field;
+
+ /**
+ * Original filename
+ *
+ * @access public
+ */
+ var $filename;
+
+ /**
+ * Human readable comment
+ *
+ * @access public
+ */
+ var $comment;
+
+ /**
+ * Don't allow anything to be set
+ *
+ * @access public
+ */
+ function __set($name, $value)
+ {
+ trigger_error("Cannot write property $name", E_USER_ERROR);
+ }
+
+ /**
+ * Set the compressed string and related properties
+ *
+ * @access public
+ */
+ function SimplePie_gzdecode($data)
+ {
+ $this->compressed_data = $data;
+ $this->compressed_size = strlen($data);
+ }
+
+ /**
+ * Decode the GZIP stream
+ *
+ * @access public
+ */
+ function parse()
+ {
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Check ID1, ID2, and CM
+ if (substr($this->compressed_data, 0, 3) !== "\x1F\x8B\x08")
+ {
+ return false;
+ }
+
+ // Get the FLG (FLaGs)
+ $this->flags = ord($this->compressed_data[3]);
+
+ // FLG bits above (1 << 4) are reserved
+ if ($this->flags > 0x1F)
+ {
+ return false;
+ }
+
+ // Advance the pointer after the above
+ $this->position += 4;
+
+ // MTIME
+ $mtime = substr($this->compressed_data, $this->position, 4);
+ // Reverse the string if we're on a big-endian arch because l is the only signed long and is machine endianness
+ if (current(unpack('S', "\x00\x01")) === 1)
+ {
+ $mtime = strrev($mtime);
+ }
+ $this->MTIME = current(unpack('l', $mtime));
+ $this->position += 4;
+
+ // Get the XFL (eXtra FLags)
+ $this->XFL = ord($this->compressed_data[$this->position++]);
+
+ // Get the OS (Operating System)
+ $this->OS = ord($this->compressed_data[$this->position++]);
+
+ // Parse the FEXTRA
+ if ($this->flags & 4)
+ {
+ // Read subfield IDs
+ $this->SI1 = $this->compressed_data[$this->position++];
+ $this->SI2 = $this->compressed_data[$this->position++];
+
+ // SI2 set to zero is reserved for future use
+ if ($this->SI2 === "\x00")
+ {
+ return false;
+ }
+
+ // Get the length of the extra field
+ $len = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
+ $position += 2;
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 4;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the extra field to the given data
+ $this->extra_field = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FNAME
+ if ($this->flags & 8)
+ {
+ // Get the length of the filename
+ $len = strcspn($this->compressed_data, "\x00", $this->position);
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 1;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the original filename to the given string
+ $this->filename = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len + 1;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FCOMMENT
+ if ($this->flags & 16)
+ {
+ // Get the length of the comment
+ $len = strcspn($this->compressed_data, "\x00", $this->position);
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 1;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the original comment to the given string
+ $this->comment = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len + 1;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FHCRC
+ if ($this->flags & 2)
+ {
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 2;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Read the CRC
+ $crc = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
+
+ // Check the CRC matches
+ if ((crc32(substr($this->compressed_data, 0, $this->position)) & 0xFFFF) === $crc)
+ {
+ $this->position += 2;
+ }
+ else
+ {
+ return false;
+ }
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Decompress the actual data
+ if (($this->data = gzinflate(substr($this->compressed_data, $this->position, -8))) === false)
+ {
+ return false;
+ }
+ else
+ {
+ $this->position = $this->compressed_size - 8;
+ }
+
+ // Check CRC of data
+ $crc = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
+ $this->position += 4;
+ /*if (extension_loaded('hash') && sprintf('%u', current(unpack('V', hash('crc32b', $this->data)))) !== sprintf('%u', $crc))
+ {
+ return false;
+ }*/
+
+ // Check ISIZE of data
+ $isize = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
+ $this->position += 4;
+ if (sprintf('%u', strlen($this->data) & 0xFFFFFFFF) !== sprintf('%u', $isize))
+ {
+ return false;
+ }
+
+ // Wow, against all odds, we've actually got a valid gzip string
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+}
+
+class SimplePie_Cache
+{
+ /**
+ * Don't call the constructor. Please.
+ *
+ * @access private
+ */
+ function SimplePie_Cache()
+ {
+ trigger_error('Please call SimplePie_Cache::create() instead of the constructor', E_USER_ERROR);
+ }
+
+ /**
+ * Create a new SimplePie_Cache object
+ *
+ * @static
+ * @access public
+ */
+ function create($location, $filename, $extension)
+ {
+ $location_iri =& new SimplePie_IRI($location);
+ switch ($location_iri->get_scheme())
+ {
+ case 'mysql':
+ if (extension_loaded('mysql'))
+ {
+ return new SimplePie_Cache_MySQL($location_iri, $filename, $extension);
+ }
+ break;
+
+ default:
+ return new SimplePie_Cache_File($location, $filename, $extension);
+ }
+ }
+}
+
+class SimplePie_Cache_File
+{
+ var $location;
+ var $filename;
+ var $extension;
+ var $name;
+
+ function SimplePie_Cache_File($location, $filename, $extension)
+ {
+ $this->location = $location;
+ $this->filename = $filename;
+ $this->extension = $extension;
+ $this->name = "$this->location/$this->filename.$this->extension";
+ }
+
+ function save($data)
+ {
+ if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location))
+ {
+ if (is_a($data, 'SimplePie'))
+ {
+ $data = $data->data;
+ }
+
+ $data = serialize($data);
+
+ if (function_exists('file_put_contents'))
+ {
+ return (bool) file_put_contents($this->name, $data);
+ }
+ else
+ {
+ $fp = fopen($this->name, 'wb');
+ if ($fp)
+ {
+ fwrite($fp, $data);
+ fclose($fp);
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ function load()
+ {
+ if (file_exists($this->name) && is_readable($this->name))
+ {
+ return unserialize(file_get_contents($this->name));
+ }
+ return false;
+ }
+
+ function mtime()
+ {
+ if (file_exists($this->name))
+ {
+ return filemtime($this->name);
+ }
+ return false;
+ }
+
+ function touch()
+ {
+ if (file_exists($this->name))
+ {
+ return touch($this->name);
+ }
+ return false;
+ }
+
+ function unlink()
+ {
+ if (file_exists($this->name))
+ {
+ return unlink($this->name);
+ }
+ return false;
+ }
+}
+
+class SimplePie_Cache_DB
+{
+ function prepare_simplepie_object_for_cache($data)
+ {
+ $items = $data->get_items();
+ $items_by_id = array();
+
+ if (!empty($items))
+ {
+ foreach ($items as $item)
+ {
+ $items_by_id[$item->get_id()] = $item;
+ }
+
+ if (count($items_by_id) !== count($items))
+ {
+ $items_by_id = array();
+ foreach ($items as $item)
+ {
+ $items_by_id[$item->get_id(true)] = $item;
+ }
+ }
+
+ if (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
+ {
+ $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
+ }
+ elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
+ {
+ $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
+ }
+ elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
+ {
+ $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
+ }
+ elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0]))
+ {
+ $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0];
+ }
+ else
+ {
+ $channel = null;
+ }
+
+ if ($channel !== null)
+ {
+ if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']))
+ {
+ unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']);
+ }
+ if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']))
+ {
+ unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']);
+ }
+ if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']))
+ {
+ unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']);
+ }
+ if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']))
+ {
+ unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']);
+ }
+ if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']))
+ {
+ unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']);
+ }
+ }
+ if (isset($data->data['items']))
+ {
+ unset($data->data['items']);
+ }
+ if (isset($data->data['ordered_items']))
+ {
+ unset($data->data['ordered_items']);
+ }
+ }
+ return array(serialize($data->data), $items_by_id);
+ }
+}
+
+class SimplePie_Cache_MySQL extends SimplePie_Cache_DB
+{
+ var $mysql;
+ var $options;
+ var $id;
+
+ function SimplePie_Cache_MySQL($mysql_location, $name, $extension)
+ {
+ $host = $mysql_location->get_host();
+ if (SimplePie_Misc::stripos($host, 'unix(') === 0 && substr($host, -1) === ')')
+ {
+ $server = ':' . substr($host, 5, -1);
+ }
+ else
+ {
+ $server = $host;
+ if ($mysql_location->get_port() !== null)
+ {
+ $server .= ':' . $mysql_location->get_port();
+ }
+ }
+
+ if (strpos($mysql_location->get_userinfo(), ':') !== false)
+ {
+ list($username, $password) = explode(':', $mysql_location->get_userinfo(), 2);
+ }
+ else
+ {
+ $username = $mysql_location->get_userinfo();
+ $password = null;
+ }
+
+ if ($this->mysql = mysql_connect($server, $username, $password))
+ {
+ $this->id = $name . $extension;
+ $this->options = SimplePie_Misc::parse_str($mysql_location->get_query());
+ if (!isset($this->options['prefix'][0]))
+ {
+ $this->options['prefix'][0] = '';
+ }
+
+ if (mysql_select_db(ltrim($mysql_location->get_path(), '/'))
+ && mysql_query('SET NAMES utf8')
+ && ($query = mysql_unbuffered_query('SHOW TABLES')))
+ {
+ $db = array();
+ while ($row = mysql_fetch_row($query))
+ {
+ $db[] = $row[0];
+ }
+
+ if (!in_array($this->options['prefix'][0] . 'cache_data', $db))
+ {
+ if (!mysql_query('CREATE TABLE `' . $this->options['prefix'][0] . 'cache_data` (`id` TEXT CHARACTER SET utf8 NOT NULL, `items` SMALLINT NOT NULL DEFAULT 0, `data` BLOB NOT NULL, `mtime` INT UNSIGNED NOT NULL, UNIQUE (`id`(125)))'))
+ {
+ $this->mysql = null;
+ }
+ }
+
+ if (!in_array($this->options['prefix'][0] . 'items', $db))
+ {
+ if (!mysql_query('CREATE TABLE `' . $this->options['prefix'][0] . 'items` (`feed_id` TEXT CHARACTER SET utf8 NOT NULL, `id` TEXT CHARACTER SET utf8 NOT NULL, `data` TEXT CHARACTER SET utf8 NOT NULL, `posted` INT UNSIGNED NOT NULL, INDEX `feed_id` (`feed_id`(125)))'))
+ {
+ $this->mysql = null;
+ }
+ }
+ }
+ else
+ {
+ $this->mysql = null;
+ }
+ }
+ }
+
+ function save($data)
+ {
+ if ($this->mysql)
+ {
+ $feed_id = "'" . mysql_real_escape_string($this->id) . "'";
+
+ if (is_a($data, 'SimplePie'))
+ {
+ if (SIMPLEPIE_PHP5)
+ {
+ // This keyword needs to defy coding standards for PHP4 compatibility
+ $data = clone($data);
+ }
+
+ $prepared = $this->prepare_simplepie_object_for_cache($data);
+
+ if ($query = mysql_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = ' . $feed_id, $this->mysql))
+ {
+ if (mysql_num_rows($query))
+ {
+ $items = count($prepared[1]);
+ if ($items)
+ {
+ $sql = 'UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `items` = ' . $items . ', `data` = \'' . mysql_real_escape_string($prepared[0]) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id;
+ }
+ else
+ {
+ $sql = 'UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `data` = \'' . mysql_real_escape_string($prepared[0]) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id;
+ }
+
+ if (!mysql_query($sql, $this->mysql))
+ {
+ return false;
+ }
+ }
+ elseif (!mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(' . $feed_id . ', ' . count($prepared[1]) . ', \'' . mysql_real_escape_string($prepared[0]) . '\', ' . time() . ')', $this->mysql))
+ {
+ return false;
+ }
+
+ $ids = array_keys($prepared[1]);
+ if (!empty($ids))
+ {
+ foreach ($ids as $id)
+ {
+ $database_ids[] = mysql_real_escape_string($id);
+ }
+
+ if ($query = mysql_unbuffered_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'items` WHERE `id` = \'' . implode('\' OR `id` = \'', $database_ids) . '\' AND `feed_id` = ' . $feed_id, $this->mysql))
+ {
+ $existing_ids = array();
+ while ($row = mysql_fetch_row($query))
+ {
+ $existing_ids[] = $row[0];
+ }
+
+ $new_ids = array_diff($ids, $existing_ids);
+
+ foreach ($new_ids as $new_id)
+ {
+ if (!($date = $prepared[1][$new_id]->get_date('U')))
+ {
+ $date = time();
+ }
+
+ if (!mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'items` (`feed_id`, `id`, `data`, `posted`) VALUES(' . $feed_id . ', \'' . mysql_real_escape_string($new_id) . '\', \'' . mysql_real_escape_string(serialize($prepared[1][$new_id]->data)) . '\', ' . $date . ')', $this->mysql))
+ {
+ return false;
+ }
+ }
+ return true;
+ }
+ }
+ else
+ {
+ return true;
+ }
+ }
+ }
+ elseif ($query = mysql_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = ' . $feed_id, $this->mysql))
+ {
+ if (mysql_num_rows($query))
+ {
+ if (mysql_query('UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `items` = 0, `data` = \'' . mysql_real_escape_string(serialize($data)) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id, $this->mysql))
+ {
+ return true;
+ }
+ }
+ elseif (mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(\'' . mysql_real_escape_string($this->id) . '\', 0, \'' . mysql_real_escape_string(serialize($data)) . '\', ' . time() . ')', $this->mysql))
+ {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ function load()
+ {
+ if ($this->mysql && ($query = mysql_query('SELECT `items`, `data` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($row = mysql_fetch_row($query)))
+ {
+ $data = unserialize($row[1]);
+
+ if (isset($this->options['items'][0]))
+ {
+ $items = (int) $this->options['items'][0];
+ }
+ else
+ {
+ $items = (int) $row[0];
+ }
+
+ if ($items !== 0)
+ {
+ if (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
+ {
+ $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
+ }
+ elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
+ {
+ $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
+ }
+ elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
+ {
+ $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
+ }
+ elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]))
+ {
+ $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0];
+ }
+ else
+ {
+ $feed = null;
+ }
+
+ if ($feed !== null)
+ {
+ $sql = 'SELECT `data` FROM `' . $this->options['prefix'][0] . 'items` WHERE `feed_id` = \'' . mysql_real_escape_string($this->id) . '\' ORDER BY `posted` DESC';
+ if ($items > 0)
+ {
+ $sql .= ' LIMIT ' . $items;
+ }
+
+ if ($query = mysql_unbuffered_query($sql, $this->mysql))
+ {
+ while ($row = mysql_fetch_row($query))
+ {
+ $feed['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry'][] = unserialize($row[0]);
+ }
+ }
+ else
+ {
+ return false;
+ }
+ }
+ }
+ return $data;
+ }
+ return false;
+ }
+
+ function mtime()
+ {
+ if ($this->mysql && ($query = mysql_query('SELECT `mtime` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($row = mysql_fetch_row($query)))
+ {
+ return $row[0];
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ function touch()
+ {
+ if ($this->mysql && ($query = mysql_query('UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `mtime` = ' . time() . ' WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && mysql_affected_rows($this->mysql))
+ {
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ function unlink()
+ {
+ if ($this->mysql && ($query = mysql_query('DELETE FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($query2 = mysql_query('DELETE FROM `' . $this->options['prefix'][0] . 'items` WHERE `feed_id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)))
+ {
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+}
+
+class SimplePie_Misc
+{
+ function time_hms($seconds)
+ {
+ $time = '';
+
+ $hours = floor($seconds / 3600);
+ $remainder = $seconds % 3600;
+ if ($hours > 0)
+ {
+ $time .= $hours.':';
+ }
+
+ $minutes = floor($remainder / 60);
+ $seconds = $remainder % 60;
+ if ($minutes < 10 && $hours > 0)
+ {
+ $minutes = '0' . $minutes;
+ }
+ if ($seconds < 10)
+ {
+ $seconds = '0' . $seconds;
+ }
+
+ $time .= $minutes.':';
+ $time .= $seconds;
+
+ return $time;
+ }
+
+ function absolutize_url($relative, $base)
+ {
+ $iri = SimplePie_IRI::absolutize(new SimplePie_IRI($base), $relative);
+ return $iri->get_iri();
+ }
+
+ function remove_dot_segments($input)
+ {
+ $output = '';
+ while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..')
+ {
+ // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise,
+ if (strpos($input, '../') === 0)
+ {
+ $input = substr($input, 3);
+ }
+ elseif (strpos($input, './') === 0)
+ {
+ $input = substr($input, 2);
+ }
+ // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise,
+ elseif (strpos($input, '/./') === 0)
+ {
+ $input = substr_replace($input, '/', 0, 3);
+ }
+ elseif ($input === '/.')
+ {
+ $input = '/';
+ }
+ // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise,
+ elseif (strpos($input, '/../') === 0)
+ {
+ $input = substr_replace($input, '/', 0, 4);
+ $output = substr_replace($output, '', strrpos($output, '/'));
+ }
+ elseif ($input === '/..')
+ {
+ $input = '/';
+ $output = substr_replace($output, '', strrpos($output, '/'));
+ }
+ // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise,
+ elseif ($input === '.' || $input === '..')
+ {
+ $input = '';
+ }
+ // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer
+ elseif (($pos = strpos($input, '/', 1)) !== false)
+ {
+ $output .= substr($input, 0, $pos);
+ $input = substr_replace($input, '', 0, $pos);
+ }
+ else
+ {
+ $output .= $input;
+ $input = '';
+ }
+ }
+ return $output . $input;
+ }
+
+ function get_element($realname, $string)
+ {
+ $return = array();
+ $name = preg_quote($realname, '/');
+ if (preg_match_all("/<($name)" . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . "(>(.*)<\/$name>|(\/)?>)/siU", $string, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE))
+ {
+ for ($i = 0, $total_matches = count($matches); $i < $total_matches; $i++)
+ {
+ $return[$i]['tag'] = $realname;
+ $return[$i]['full'] = $matches[$i][0][0];
+ $return[$i]['offset'] = $matches[$i][0][1];
+ if (strlen($matches[$i][3][0]) <= 2)
+ {
+ $return[$i]['self_closing'] = true;
+ }
+ else
+ {
+ $return[$i]['self_closing'] = false;
+ $return[$i]['content'] = $matches[$i][4][0];
+ }
+ $return[$i]['attribs'] = array();
+ if (isset($matches[$i][2][0]) && preg_match_all('/[\x09\x0A\x0B\x0C\x0D\x20]+([^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*)(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"([^"]*)"|\'([^\']*)\'|([^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?/', ' ' . $matches[$i][2][0] . ' ', $attribs, PREG_SET_ORDER))
+ {
+ for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++)
+ {
+ if (count($attribs[$j]) === 2)
+ {
+ $attribs[$j][2] = $attribs[$j][1];
+ }
+ $return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8');
+ }
+ }
+ }
+ }
+ return $return;
+ }
+
+ function element_implode($element)
+ {
+ $full = "<$element[tag]";
+ foreach ($element['attribs'] as $key => $value)
+ {
+ $key = strtolower($key);
+ $full .= " $key=\"" . htmlspecialchars($value['data']) . '"';
+ }
+ if ($element['self_closing'])
+ {
+ $full .= ' />';
+ }
+ else
+ {
+ $full .= ">$element[content]$element[tag]>";
+ }
+ return $full;
+ }
+
+ function error($message, $level, $file, $line)
+ {
+ if ((ini_get('error_reporting') & $level) > 0)
+ {
+ switch ($level)
+ {
+ case E_USER_ERROR:
+ $note = 'PHP Error';
+ break;
+ case E_USER_WARNING:
+ $note = 'PHP Warning';
+ break;
+ case E_USER_NOTICE:
+ $note = 'PHP Notice';
+ break;
+ default:
+ $note = 'Unknown Error';
+ break;
+ }
+ error_log("$note: $message in $file on line $line", 0);
+ }
+ return $message;
+ }
+
+ /**
+ * If a file has been cached, retrieve and display it.
+ *
+ * This is most useful for caching images (get_favicon(), etc.),
+ * however it works for all cached files. This WILL NOT display ANY
+ * file/image/page/whatever, but rather only display what has already
+ * been cached by SimplePie.
+ *
+ * @access public
+ * @see SimplePie::get_favicon()
+ * @param str $identifier_url URL that is used to identify the content.
+ * This may or may not be the actual URL of the live content.
+ * @param str $cache_location Location of SimplePie's cache. Defaults
+ * to './cache'.
+ * @param str $cache_extension The file extension that the file was
+ * cached with. Defaults to 'spc'.
+ * @param str $cache_class Name of the cache-handling class being used
+ * in SimplePie. Defaults to 'SimplePie_Cache', and should be left
+ * as-is unless you've overloaded the class.
+ * @param str $cache_name_function Obsolete. Exists for backwards
+ * compatibility reasons only.
+ */
+ function display_cached_file($identifier_url, $cache_location = './cache', $cache_extension = 'spc', $cache_class = 'SimplePie_Cache', $cache_name_function = 'md5')
+ {
+ $cache = call_user_func(array($cache_class, 'create'), $cache_location, $identifier_url, $cache_extension);
+
+ if ($file = $cache->load())
+ {
+ if (isset($file['headers']['content-type']))
+ {
+ header('Content-type:' . $file['headers']['content-type']);
+ }
+ else
+ {
+ header('Content-type: application/octet-stream');
+ }
+ header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
+ echo $file['body'];
+ exit;
+ }
+
+ die('Cached file for ' . $identifier_url . ' cannot be found.');
+ }
+
+ function fix_protocol($url, $http = 1)
+ {
+ $url = SimplePie_Misc::normalize_url($url);
+ $parsed = SimplePie_Misc::parse_url($url);
+ if ($parsed['scheme'] !== '' && $parsed['scheme'] !== 'http' && $parsed['scheme'] !== 'https')
+ {
+ return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http);
+ }
+
+ if ($parsed['scheme'] === '' && $parsed['authority'] === '' && !file_exists($url))
+ {
+ return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http);
+ }
+
+ if ($http === 2 && $parsed['scheme'] !== '')
+ {
+ return "feed:$url";
+ }
+ elseif ($http === 3 && strtolower($parsed['scheme']) === 'http')
+ {
+ return substr_replace($url, 'podcast', 0, 4);
+ }
+ elseif ($http === 4 && strtolower($parsed['scheme']) === 'http')
+ {
+ return substr_replace($url, 'itpc', 0, 4);
+ }
+ else
+ {
+ return $url;
+ }
+ }
+
+ function parse_url($url)
+ {
+ $iri =& new SimplePie_IRI($url);
+ return array(
+ 'scheme' => (string) $iri->get_scheme(),
+ 'authority' => (string) $iri->get_authority(),
+ 'path' => (string) $iri->get_path(),
+ 'query' => (string) $iri->get_query(),
+ 'fragment' => (string) $iri->get_fragment()
+ );
+ }
+
+ function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '')
+ {
+ $iri =& new SimplePie_IRI('');
+ $iri->set_scheme($scheme);
+ $iri->set_authority($authority);
+ $iri->set_path($path);
+ $iri->set_query($query);
+ $iri->set_fragment($fragment);
+ return $iri->get_iri();
+ }
+
+ function normalize_url($url)
+ {
+ $iri =& new SimplePie_IRI($url);
+ return $iri->get_iri();
+ }
+
+ function percent_encoding_normalization($match)
+ {
+ $integer = hexdec($match[1]);
+ if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer === 0x2D || $integer === 0x2E || $integer === 0x5F || $integer === 0x7E)
+ {
+ return chr($integer);
+ }
+ else
+ {
+ return strtoupper($match[0]);
+ }
+ }
+
+ /**
+ * Remove bad UTF-8 bytes
+ *
+ * PCRE Pattern to locate bad bytes in a UTF-8 string comes from W3C
+ * FAQ: Multilingual Forms (modified to include full ASCII range)
+ *
+ * @author Geoffrey Sneddon
+ * @see http://www.w3.org/International/questions/qa-forms-utf-8
+ * @param string $str String to remove bad UTF-8 bytes from
+ * @return string UTF-8 string
+ */
+ function utf8_bad_replace($str)
+ {
+ if (function_exists('iconv') && ($return = @iconv('UTF-8', 'UTF-8//IGNORE', $str)))
+ {
+ return $return;
+ }
+ elseif (function_exists('mb_convert_encoding') && ($return = @mb_convert_encoding($str, 'UTF-8', 'UTF-8')))
+ {
+ return $return;
+ }
+ elseif (preg_match_all('/(?:[\x00-\x7F]|[\xC2-\xDF][\x80-\xBF]|\xE0[\xA0-\xBF][\x80-\xBF]|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}|\xED[\x80-\x9F][\x80-\xBF]|\xF0[\x90-\xBF][\x80-\xBF]{2}|[\xF1-\xF3][\x80-\xBF]{3}|\xF4[\x80-\x8F][\x80-\xBF]{2})+/', $str, $matches))
+ {
+ return implode("\xEF\xBF\xBD", $matches[0]);
+ }
+ elseif ($str !== '')
+ {
+ return "\xEF\xBF\xBD";
+ }
+ else
+ {
+ return '';
+ }
+ }
+
+ /**
+ * Converts a Windows-1252 encoded string to a UTF-8 encoded string
+ *
+ * @static
+ * @access public
+ * @param string $string Windows-1252 encoded string
+ * @return string UTF-8 encoded string
+ */
+ function windows_1252_to_utf8($string)
+ {
+ static $convert_table = array("\x80" => "\xE2\x82\xAC", "\x81" => "\xEF\xBF\xBD", "\x82" => "\xE2\x80\x9A", "\x83" => "\xC6\x92", "\x84" => "\xE2\x80\x9E", "\x85" => "\xE2\x80\xA6", "\x86" => "\xE2\x80\xA0", "\x87" => "\xE2\x80\xA1", "\x88" => "\xCB\x86", "\x89" => "\xE2\x80\xB0", "\x8A" => "\xC5\xA0", "\x8B" => "\xE2\x80\xB9", "\x8C" => "\xC5\x92", "\x8D" => "\xEF\xBF\xBD", "\x8E" => "\xC5\xBD", "\x8F" => "\xEF\xBF\xBD", "\x90" => "\xEF\xBF\xBD", "\x91" => "\xE2\x80\x98", "\x92" => "\xE2\x80\x99", "\x93" => "\xE2\x80\x9C", "\x94" => "\xE2\x80\x9D", "\x95" => "\xE2\x80\xA2", "\x96" => "\xE2\x80\x93", "\x97" => "\xE2\x80\x94", "\x98" => "\xCB\x9C", "\x99" => "\xE2\x84\xA2", "\x9A" => "\xC5\xA1", "\x9B" => "\xE2\x80\xBA", "\x9C" => "\xC5\x93", "\x9D" => "\xEF\xBF\xBD", "\x9E" => "\xC5\xBE", "\x9F" => "\xC5\xB8", "\xA0" => "\xC2\xA0", "\xA1" => "\xC2\xA1", "\xA2" => "\xC2\xA2", "\xA3" => "\xC2\xA3", "\xA4" => "\xC2\xA4", "\xA5" => "\xC2\xA5", "\xA6" => "\xC2\xA6", "\xA7" => "\xC2\xA7", "\xA8" => "\xC2\xA8", "\xA9" => "\xC2\xA9", "\xAA" => "\xC2\xAA", "\xAB" => "\xC2\xAB", "\xAC" => "\xC2\xAC", "\xAD" => "\xC2\xAD", "\xAE" => "\xC2\xAE", "\xAF" => "\xC2\xAF", "\xB0" => "\xC2\xB0", "\xB1" => "\xC2\xB1", "\xB2" => "\xC2\xB2", "\xB3" => "\xC2\xB3", "\xB4" => "\xC2\xB4", "\xB5" => "\xC2\xB5", "\xB6" => "\xC2\xB6", "\xB7" => "\xC2\xB7", "\xB8" => "\xC2\xB8", "\xB9" => "\xC2\xB9", "\xBA" => "\xC2\xBA", "\xBB" => "\xC2\xBB", "\xBC" => "\xC2\xBC", "\xBD" => "\xC2\xBD", "\xBE" => "\xC2\xBE", "\xBF" => "\xC2\xBF", "\xC0" => "\xC3\x80", "\xC1" => "\xC3\x81", "\xC2" => "\xC3\x82", "\xC3" => "\xC3\x83", "\xC4" => "\xC3\x84", "\xC5" => "\xC3\x85", "\xC6" => "\xC3\x86", "\xC7" => "\xC3\x87", "\xC8" => "\xC3\x88", "\xC9" => "\xC3\x89", "\xCA" => "\xC3\x8A", "\xCB" => "\xC3\x8B", "\xCC" => "\xC3\x8C", "\xCD" => "\xC3\x8D", "\xCE" => "\xC3\x8E", "\xCF" => "\xC3\x8F", "\xD0" => "\xC3\x90", "\xD1" => "\xC3\x91", "\xD2" => "\xC3\x92", "\xD3" => "\xC3\x93", "\xD4" => "\xC3\x94", "\xD5" => "\xC3\x95", "\xD6" => "\xC3\x96", "\xD7" => "\xC3\x97", "\xD8" => "\xC3\x98", "\xD9" => "\xC3\x99", "\xDA" => "\xC3\x9A", "\xDB" => "\xC3\x9B", "\xDC" => "\xC3\x9C", "\xDD" => "\xC3\x9D", "\xDE" => "\xC3\x9E", "\xDF" => "\xC3\x9F", "\xE0" => "\xC3\xA0", "\xE1" => "\xC3\xA1", "\xE2" => "\xC3\xA2", "\xE3" => "\xC3\xA3", "\xE4" => "\xC3\xA4", "\xE5" => "\xC3\xA5", "\xE6" => "\xC3\xA6", "\xE7" => "\xC3\xA7", "\xE8" => "\xC3\xA8", "\xE9" => "\xC3\xA9", "\xEA" => "\xC3\xAA", "\xEB" => "\xC3\xAB", "\xEC" => "\xC3\xAC", "\xED" => "\xC3\xAD", "\xEE" => "\xC3\xAE", "\xEF" => "\xC3\xAF", "\xF0" => "\xC3\xB0", "\xF1" => "\xC3\xB1", "\xF2" => "\xC3\xB2", "\xF3" => "\xC3\xB3", "\xF4" => "\xC3\xB4", "\xF5" => "\xC3\xB5", "\xF6" => "\xC3\xB6", "\xF7" => "\xC3\xB7", "\xF8" => "\xC3\xB8", "\xF9" => "\xC3\xB9", "\xFA" => "\xC3\xBA", "\xFB" => "\xC3\xBB", "\xFC" => "\xC3\xBC", "\xFD" => "\xC3\xBD", "\xFE" => "\xC3\xBE", "\xFF" => "\xC3\xBF");
+
+ return strtr($string, $convert_table);
+ }
+
+ function change_encoding($data, $input, $output)
+ {
+ $input = SimplePie_Misc::encoding($input);
+ $output = SimplePie_Misc::encoding($output);
+
+ // We fail to fail on non US-ASCII bytes
+ if ($input === 'US-ASCII')
+ {
+ static $non_ascii_octects = '';
+ if (!$non_ascii_octects)
+ {
+ for ($i = 0x80; $i <= 0xFF; $i++)
+ {
+ $non_ascii_octects .= chr($i);
+ }
+ }
+ $data = substr($data, 0, strcspn($data, $non_ascii_octects));
+ }
+
+ // This is first, as behaviour of this is completely predictable
+ if ($input === 'Windows-1252' && $output === 'UTF-8')
+ {
+ return SimplePie_Misc::windows_1252_to_utf8($data);
+ }
+ // This is second, as behaviour of this varies only with PHP version (the middle part of this expression checks the encoding is supported).
+ elseif (function_exists('mb_convert_encoding') && @mb_convert_encoding("\x80", 'UTF-16BE', $input) !== "\x00\x80" && ($return = @mb_convert_encoding($data, $output, $input)))
+ {
+ return $return;
+ }
+ // This is last, as behaviour of this varies with OS userland and PHP version
+ elseif (function_exists('iconv') && ($return = @iconv($input, $output, $data)))
+ {
+ return $return;
+ }
+ // If we can't do anything, just fail
+ else
+ {
+ return false;
+ }
+ }
+
+ function encoding($charset)
+ {
+ // Normalization from UTS #22
+ switch (strtolower(preg_replace('/(?:[^a-zA-Z0-9]+|([^0-9])0+)/', '\1', $charset)))
+ {
+ case 'adobestandardencoding':
+ case 'csadobestandardencoding':
+ return 'Adobe-Standard-Encoding';
+
+ case 'adobesymbolencoding':
+ case 'cshppsmath':
+ return 'Adobe-Symbol-Encoding';
+
+ case 'ami1251':
+ case 'amiga1251':
+ return 'Amiga-1251';
+
+ case 'ansix31101983':
+ case 'csat5001983':
+ case 'csiso99naplps':
+ case 'isoir99':
+ case 'naplps':
+ return 'ANSI_X3.110-1983';
+
+ case 'arabic7':
+ case 'asmo449':
+ case 'csiso89asmo449':
+ case 'iso9036':
+ case 'isoir89':
+ return 'ASMO_449';
+
+ case 'big5':
+ case 'csbig5':
+ case 'xxbig5':
+ return 'Big5';
+
+ case 'big5hkscs':
+ return 'Big5-HKSCS';
+
+ case 'bocu1':
+ case 'csbocu1':
+ return 'BOCU-1';
+
+ case 'brf':
+ case 'csbrf':
+ return 'BRF';
+
+ case 'bs4730':
+ case 'csiso4unitedkingdom':
+ case 'gb':
+ case 'iso646gb':
+ case 'isoir4':
+ case 'uk':
+ return 'BS_4730';
+
+ case 'bsviewdata':
+ case 'csiso47bsviewdata':
+ case 'isoir47':
+ return 'BS_viewdata';
+
+ case 'cesu8':
+ case 'cscesu8':
+ return 'CESU-8';
+
+ case 'ca':
+ case 'csa71':
+ case 'csaz243419851':
+ case 'csiso121canadian1':
+ case 'iso646ca':
+ case 'isoir121':
+ return 'CSA_Z243.4-1985-1';
+
+ case 'csa72':
+ case 'csaz243419852':
+ case 'csiso122canadian2':
+ case 'iso646ca2':
+ case 'isoir122':
+ return 'CSA_Z243.4-1985-2';
+
+ case 'csaz24341985gr':
+ case 'csiso123csaz24341985gr':
+ case 'isoir123':
+ return 'CSA_Z243.4-1985-gr';
+
+ case 'csiso139csn369103':
+ case 'csn369103':
+ case 'isoir139':
+ return 'CSN_369103';
+
+ case 'csdecmcs':
+ case 'dec':
+ case 'decmcs':
+ return 'DEC-MCS';
+
+ case 'csiso21german':
+ case 'de':
+ case 'din66003':
+ case 'iso646de':
+ case 'isoir21':
+ return 'DIN_66003';
+
+ case 'csdkus':
+ case 'dkus':
+ return 'dk-us';
+
+ case 'csiso646danish':
+ case 'dk':
+ case 'ds2089':
+ case 'iso646dk':
+ return 'DS_2089';
+
+ case 'csibmebcdicatde':
+ case 'ebcdicatde':
+ return 'EBCDIC-AT-DE';
+
+ case 'csebcdicatdea':
+ case 'ebcdicatdea':
+ return 'EBCDIC-AT-DE-A';
+
+ case 'csebcdiccafr':
+ case 'ebcdiccafr':
+ return 'EBCDIC-CA-FR';
+
+ case 'csebcdicdkno':
+ case 'ebcdicdkno':
+ return 'EBCDIC-DK-NO';
+
+ case 'csebcdicdknoa':
+ case 'ebcdicdknoa':
+ return 'EBCDIC-DK-NO-A';
+
+ case 'csebcdices':
+ case 'ebcdices':
+ return 'EBCDIC-ES';
+
+ case 'csebcdicesa':
+ case 'ebcdicesa':
+ return 'EBCDIC-ES-A';
+
+ case 'csebcdicess':
+ case 'ebcdicess':
+ return 'EBCDIC-ES-S';
+
+ case 'csebcdicfise':
+ case 'ebcdicfise':
+ return 'EBCDIC-FI-SE';
+
+ case 'csebcdicfisea':
+ case 'ebcdicfisea':
+ return 'EBCDIC-FI-SE-A';
+
+ case 'csebcdicfr':
+ case 'ebcdicfr':
+ return 'EBCDIC-FR';
+
+ case 'csebcdicit':
+ case 'ebcdicit':
+ return 'EBCDIC-IT';
+
+ case 'csebcdicpt':
+ case 'ebcdicpt':
+ return 'EBCDIC-PT';
+
+ case 'csebcdicuk':
+ case 'ebcdicuk':
+ return 'EBCDIC-UK';
+
+ case 'csebcdicus':
+ case 'ebcdicus':
+ return 'EBCDIC-US';
+
+ case 'csiso111ecmacyrillic':
+ case 'ecmacyrillic':
+ case 'isoir111':
+ case 'koi8e':
+ return 'ECMA-cyrillic';
+
+ case 'csiso17spanish':
+ case 'es':
+ case 'iso646es':
+ case 'isoir17':
+ return 'ES';
+
+ case 'csiso85spanish2':
+ case 'es2':
+ case 'iso646es2':
+ case 'isoir85':
+ return 'ES2';
+
+ case 'cseucfixwidjapanese':
+ case 'extendedunixcodefixedwidthforjapanese':
+ return 'Extended_UNIX_Code_Fixed_Width_for_Japanese';
+
+ case 'cseucpkdfmtjapanese':
+ case 'eucjp':
+ case 'extendedunixcodepackedformatforjapanese':
+ return 'Extended_UNIX_Code_Packed_Format_for_Japanese';
+
+ case 'gb18030':
+ return 'GB18030';
+
+ case 'chinese':
+ case 'cp936':
+ case 'csgb2312':
+ case 'csiso58gb231280':
+ case 'gb2312':
+ case 'gb231280':
+ case 'gbk':
+ case 'isoir58':
+ case 'ms936':
+ case 'windows936':
+ return 'GBK';
+
+ case 'cn':
+ case 'csiso57gb1988':
+ case 'gb198880':
+ case 'iso646cn':
+ case 'isoir57':
+ return 'GB_1988-80';
+
+ case 'csiso153gost1976874':
+ case 'gost1976874':
+ case 'isoir153':
+ case 'stsev35888':
+ return 'GOST_19768-74';
+
+ case 'csiso150':
+ case 'csiso150greekccitt':
+ case 'greekccitt':
+ case 'isoir150':
+ return 'greek-ccitt';
+
+ case 'csiso88greek7':
+ case 'greek7':
+ case 'isoir88':
+ return 'greek7';
+
+ case 'csiso18greek7old':
+ case 'greek7old':
+ case 'isoir18':
+ return 'greek7-old';
+
+ case 'cshpdesktop':
+ case 'hpdesktop':
+ return 'HP-DeskTop';
+
+ case 'cshplegal':
+ case 'hplegal':
+ return 'HP-Legal';
+
+ case 'cshpmath8':
+ case 'hpmath8':
+ return 'HP-Math8';
+
+ case 'cshppifont':
+ case 'hppifont':
+ return 'HP-Pi-font';
+
+ case 'cshproman8':
+ case 'hproman8':
+ case 'r8':
+ case 'roman8':
+ return 'hp-roman8';
+
+ case 'hzgb2312':
+ return 'HZ-GB-2312';
+
+ case 'csibmsymbols':
+ case 'ibmsymbols':
+ return 'IBM-Symbols';
+
+ case 'csibmthai':
+ case 'ibmthai':
+ return 'IBM-Thai';
+
+ case 'ccsid858':
+ case 'cp858':
+ case 'ibm858':
+ case 'pcmultilingual850euro':
+ return 'IBM00858';
+
+ case 'ccsid924':
+ case 'cp924':
+ case 'ebcdiclatin9euro':
+ case 'ibm924':
+ return 'IBM00924';
+
+ case 'ccsid1140':
+ case 'cp1140':
+ case 'ebcdicus37euro':
+ case 'ibm1140':
+ return 'IBM01140';
+
+ case 'ccsid1141':
+ case 'cp1141':
+ case 'ebcdicde273euro':
+ case 'ibm1141':
+ return 'IBM01141';
+
+ case 'ccsid1142':
+ case 'cp1142':
+ case 'ebcdicdk277euro':
+ case 'ebcdicno277euro':
+ case 'ibm1142':
+ return 'IBM01142';
+
+ case 'ccsid1143':
+ case 'cp1143':
+ case 'ebcdicfi278euro':
+ case 'ebcdicse278euro':
+ case 'ibm1143':
+ return 'IBM01143';
+
+ case 'ccsid1144':
+ case 'cp1144':
+ case 'ebcdicit280euro':
+ case 'ibm1144':
+ return 'IBM01144';
+
+ case 'ccsid1145':
+ case 'cp1145':
+ case 'ebcdices284euro':
+ case 'ibm1145':
+ return 'IBM01145';
+
+ case 'ccsid1146':
+ case 'cp1146':
+ case 'ebcdicgb285euro':
+ case 'ibm1146':
+ return 'IBM01146';
+
+ case 'ccsid1147':
+ case 'cp1147':
+ case 'ebcdicfr297euro':
+ case 'ibm1147':
+ return 'IBM01147';
+
+ case 'ccsid1148':
+ case 'cp1148':
+ case 'ebcdicinternational500euro':
+ case 'ibm1148':
+ return 'IBM01148';
+
+ case 'ccsid1149':
+ case 'cp1149':
+ case 'ebcdicis871euro':
+ case 'ibm1149':
+ return 'IBM01149';
+
+ case 'cp37':
+ case 'csibm37':
+ case 'ebcdiccpca':
+ case 'ebcdiccpnl':
+ case 'ebcdiccpus':
+ case 'ebcdiccpwt':
+ case 'ibm37':
+ return 'IBM037';
+
+ case 'cp38':
+ case 'csibm38':
+ case 'ebcdicint':
+ case 'ibm38':
+ return 'IBM038';
+
+ case 'cp273':
+ case 'csibm273':
+ case 'ibm273':
+ return 'IBM273';
+
+ case 'cp274':
+ case 'csibm274':
+ case 'ebcdicbe':
+ case 'ibm274':
+ return 'IBM274';
+
+ case 'cp275':
+ case 'csibm275':
+ case 'ebcdicbr':
+ case 'ibm275':
+ return 'IBM275';
+
+ case 'csibm277':
+ case 'ebcdiccpdk':
+ case 'ebcdiccpno':
+ case 'ibm277':
+ return 'IBM277';
+
+ case 'cp278':
+ case 'csibm278':
+ case 'ebcdiccpfi':
+ case 'ebcdiccpse':
+ case 'ibm278':
+ return 'IBM278';
+
+ case 'cp280':
+ case 'csibm280':
+ case 'ebcdiccpit':
+ case 'ibm280':
+ return 'IBM280';
+
+ case 'cp281':
+ case 'csibm281':
+ case 'ebcdicjpe':
+ case 'ibm281':
+ return 'IBM281';
+
+ case 'cp284':
+ case 'csibm284':
+ case 'ebcdiccpes':
+ case 'ibm284':
+ return 'IBM284';
+
+ case 'cp285':
+ case 'csibm285':
+ case 'ebcdiccpgb':
+ case 'ibm285':
+ return 'IBM285';
+
+ case 'cp290':
+ case 'csibm290':
+ case 'ebcdicjpkana':
+ case 'ibm290':
+ return 'IBM290';
+
+ case 'cp297':
+ case 'csibm297':
+ case 'ebcdiccpfr':
+ case 'ibm297':
+ return 'IBM297';
+
+ case 'cp420':
+ case 'csibm420':
+ case 'ebcdiccpar1':
+ case 'ibm420':
+ return 'IBM420';
+
+ case 'cp423':
+ case 'csibm423':
+ case 'ebcdiccpgr':
+ case 'ibm423':
+ return 'IBM423';
+
+ case 'cp424':
+ case 'csibm424':
+ case 'ebcdiccphe':
+ case 'ibm424':
+ return 'IBM424';
+
+ case '437':
+ case 'cp437':
+ case 'cspc8codepage437':
+ case 'ibm437':
+ return 'IBM437';
+
+ case 'cp500':
+ case 'csibm500':
+ case 'ebcdiccpbe':
+ case 'ebcdiccpch':
+ case 'ibm500':
+ return 'IBM500';
+
+ case 'cp775':
+ case 'cspc775baltic':
+ case 'ibm775':
+ return 'IBM775';
+
+ case '850':
+ case 'cp850':
+ case 'cspc850multilingual':
+ case 'ibm850':
+ return 'IBM850';
+
+ case '851':
+ case 'cp851':
+ case 'csibm851':
+ case 'ibm851':
+ return 'IBM851';
+
+ case '852':
+ case 'cp852':
+ case 'cspcp852':
+ case 'ibm852':
+ return 'IBM852';
+
+ case '855':
+ case 'cp855':
+ case 'csibm855':
+ case 'ibm855':
+ return 'IBM855';
+
+ case '857':
+ case 'cp857':
+ case 'csibm857':
+ case 'ibm857':
+ return 'IBM857';
+
+ case '860':
+ case 'cp860':
+ case 'csibm860':
+ case 'ibm860':
+ return 'IBM860';
+
+ case '861':
+ case 'cp861':
+ case 'cpis':
+ case 'csibm861':
+ case 'ibm861':
+ return 'IBM861';
+
+ case '862':
+ case 'cp862':
+ case 'cspc862latinhebrew':
+ case 'ibm862':
+ return 'IBM862';
+
+ case '863':
+ case 'cp863':
+ case 'csibm863':
+ case 'ibm863':
+ return 'IBM863';
+
+ case 'cp864':
+ case 'csibm864':
+ case 'ibm864':
+ return 'IBM864';
+
+ case '865':
+ case 'cp865':
+ case 'csibm865':
+ case 'ibm865':
+ return 'IBM865';
+
+ case '866':
+ case 'cp866':
+ case 'csibm866':
+ case 'ibm866':
+ return 'IBM866';
+
+ case 'cp868':
+ case 'cpar':
+ case 'csibm868':
+ case 'ibm868':
+ return 'IBM868';
+
+ case '869':
+ case 'cp869':
+ case 'cpgr':
+ case 'csibm869':
+ case 'ibm869':
+ return 'IBM869';
+
+ case 'cp870':
+ case 'csibm870':
+ case 'ebcdiccproece':
+ case 'ebcdiccpyu':
+ case 'ibm870':
+ return 'IBM870';
+
+ case 'cp871':
+ case 'csibm871':
+ case 'ebcdiccpis':
+ case 'ibm871':
+ return 'IBM871';
+
+ case 'cp880':
+ case 'csibm880':
+ case 'ebcdiccyrillic':
+ case 'ibm880':
+ return 'IBM880';
+
+ case 'cp891':
+ case 'csibm891':
+ case 'ibm891':
+ return 'IBM891';
+
+ case 'cp903':
+ case 'csibm903':
+ case 'ibm903':
+ return 'IBM903';
+
+ case '904':
+ case 'cp904':
+ case 'csibbm904':
+ case 'ibm904':
+ return 'IBM904';
+
+ case 'cp905':
+ case 'csibm905':
+ case 'ebcdiccptr':
+ case 'ibm905':
+ return 'IBM905';
+
+ case 'cp918':
+ case 'csibm918':
+ case 'ebcdiccpar2':
+ case 'ibm918':
+ return 'IBM918';
+
+ case 'cp1026':
+ case 'csibm1026':
+ case 'ibm1026':
+ return 'IBM1026';
+
+ case 'ibm1047':
+ return 'IBM1047';
+
+ case 'csiso143iecp271':
+ case 'iecp271':
+ case 'isoir143':
+ return 'IEC_P27-1';
+
+ case 'csiso49inis':
+ case 'inis':
+ case 'isoir49':
+ return 'INIS';
+
+ case 'csiso50inis8':
+ case 'inis8':
+ case 'isoir50':
+ return 'INIS-8';
+
+ case 'csiso51iniscyrillic':
+ case 'iniscyrillic':
+ case 'isoir51':
+ return 'INIS-cyrillic';
+
+ case 'csinvariant':
+ case 'invariant':
+ return 'INVARIANT';
+
+ case 'iso2022cn':
+ return 'ISO-2022-CN';
+
+ case 'iso2022cnext':
+ return 'ISO-2022-CN-EXT';
+
+ case 'csiso2022jp':
+ case 'iso2022jp':
+ return 'ISO-2022-JP';
+
+ case 'csiso2022jp2':
+ case 'iso2022jp2':
+ return 'ISO-2022-JP-2';
+
+ case 'csiso2022kr':
+ case 'iso2022kr':
+ return 'ISO-2022-KR';
+
+ case 'cswindows30latin1':
+ case 'iso88591windows30latin1':
+ return 'ISO-8859-1-Windows-3.0-Latin-1';
+
+ case 'cswindows31latin1':
+ case 'iso88591windows31latin1':
+ return 'ISO-8859-1-Windows-3.1-Latin-1';
+
+ case 'csisolatin2':
+ case 'iso88592':
+ case 'iso885921987':
+ case 'isoir101':
+ case 'l2':
+ case 'latin2':
+ return 'ISO-8859-2';
+
+ case 'cswindows31latin2':
+ case 'iso88592windowslatin2':
+ return 'ISO-8859-2-Windows-Latin-2';
+
+ case 'csisolatin3':
+ case 'iso88593':
+ case 'iso885931988':
+ case 'isoir109':
+ case 'l3':
+ case 'latin3':
+ return 'ISO-8859-3';
+
+ case 'csisolatin4':
+ case 'iso88594':
+ case 'iso885941988':
+ case 'isoir110':
+ case 'l4':
+ case 'latin4':
+ return 'ISO-8859-4';
+
+ case 'csisolatincyrillic':
+ case 'cyrillic':
+ case 'iso88595':
+ case 'iso885951988':
+ case 'isoir144':
+ return 'ISO-8859-5';
+
+ case 'arabic':
+ case 'asmo708':
+ case 'csisolatinarabic':
+ case 'ecma114':
+ case 'iso88596':
+ case 'iso885961987':
+ case 'isoir127':
+ return 'ISO-8859-6';
+
+ case 'csiso88596e':
+ case 'iso88596e':
+ return 'ISO-8859-6-E';
+
+ case 'csiso88596i':
+ case 'iso88596i':
+ return 'ISO-8859-6-I';
+
+ case 'csisolatingreek':
+ case 'ecma118':
+ case 'elot928':
+ case 'greek':
+ case 'greek8':
+ case 'iso88597':
+ case 'iso885971987':
+ case 'isoir126':
+ return 'ISO-8859-7';
+
+ case 'csisolatinhebrew':
+ case 'hebrew':
+ case 'iso88598':
+ case 'iso885981988':
+ case 'isoir138':
+ return 'ISO-8859-8';
+
+ case 'csiso88598e':
+ case 'iso88598e':
+ return 'ISO-8859-8-E';
+
+ case 'csiso88598i':
+ case 'iso88598i':
+ return 'ISO-8859-8-I';
+
+ case 'cswindows31latin5':
+ case 'iso88599windowslatin5':
+ return 'ISO-8859-9-Windows-Latin-5';
+
+ case 'csisolatin6':
+ case 'iso885910':
+ case 'iso8859101992':
+ case 'isoir157':
+ case 'l6':
+ case 'latin6':
+ return 'ISO-8859-10';
+
+ case 'iso885913':
+ return 'ISO-8859-13';
+
+ case 'iso885914':
+ case 'iso8859141998':
+ case 'isoceltic':
+ case 'isoir199':
+ case 'l8':
+ case 'latin8':
+ return 'ISO-8859-14';
+
+ case 'iso885915':
+ case 'latin9':
+ return 'ISO-8859-15';
+
+ case 'iso885916':
+ case 'iso8859162001':
+ case 'isoir226':
+ case 'l10':
+ case 'latin10':
+ return 'ISO-8859-16';
+
+ case 'iso10646j1':
+ return 'ISO-10646-J-1';
+
+ case 'csunicode':
+ case 'iso10646ucs2':
+ return 'ISO-10646-UCS-2';
+
+ case 'csucs4':
+ case 'iso10646ucs4':
+ return 'ISO-10646-UCS-4';
+
+ case 'csunicodeascii':
+ case 'iso10646ucsbasic':
+ return 'ISO-10646-UCS-Basic';
+
+ case 'csunicodelatin1':
+ case 'iso10646':
+ case 'iso10646unicodelatin1':
+ return 'ISO-10646-Unicode-Latin1';
+
+ case 'csiso10646utf1':
+ case 'iso10646utf1':
+ return 'ISO-10646-UTF-1';
+
+ case 'csiso115481':
+ case 'iso115481':
+ case 'isotr115481':
+ return 'ISO-11548-1';
+
+ case 'csiso90':
+ case 'isoir90':
+ return 'iso-ir-90';
+
+ case 'csunicodeibm1261':
+ case 'isounicodeibm1261':
+ return 'ISO-Unicode-IBM-1261';
+
+ case 'csunicodeibm1264':
+ case 'isounicodeibm1264':
+ return 'ISO-Unicode-IBM-1264';
+
+ case 'csunicodeibm1265':
+ case 'isounicodeibm1265':
+ return 'ISO-Unicode-IBM-1265';
+
+ case 'csunicodeibm1268':
+ case 'isounicodeibm1268':
+ return 'ISO-Unicode-IBM-1268';
+
+ case 'csunicodeibm1276':
+ case 'isounicodeibm1276':
+ return 'ISO-Unicode-IBM-1276';
+
+ case 'csiso646basic1983':
+ case 'iso646basic1983':
+ case 'ref':
+ return 'ISO_646.basic:1983';
+
+ case 'csiso2intlrefversion':
+ case 'irv':
+ case 'iso646irv1983':
+ case 'isoir2':
+ return 'ISO_646.irv:1983';
+
+ case 'csiso2033':
+ case 'e13b':
+ case 'iso20331983':
+ case 'isoir98':
+ return 'ISO_2033-1983';
+
+ case 'csiso5427cyrillic':
+ case 'iso5427':
+ case 'isoir37':
+ return 'ISO_5427';
+
+ case 'iso5427cyrillic1981':
+ case 'iso54271981':
+ case 'isoir54':
+ return 'ISO_5427:1981';
+
+ case 'csiso5428greek':
+ case 'iso54281980':
+ case 'isoir55':
+ return 'ISO_5428:1980';
+
+ case 'csiso6937add':
+ case 'iso6937225':
+ case 'isoir152':
+ return 'ISO_6937-2-25';
+
+ case 'csisotextcomm':
+ case 'iso69372add':
+ case 'isoir142':
+ return 'ISO_6937-2-add';
+
+ case 'csiso8859supp':
+ case 'iso8859supp':
+ case 'isoir154':
+ case 'latin125':
+ return 'ISO_8859-supp';
+
+ case 'csiso10367box':
+ case 'iso10367box':
+ case 'isoir155':
+ return 'ISO_10367-box';
+
+ case 'csiso15italian':
+ case 'iso646it':
+ case 'isoir15':
+ case 'it':
+ return 'IT';
+
+ case 'csiso13jisc6220jp':
+ case 'isoir13':
+ case 'jisc62201969':
+ case 'jisc62201969jp':
+ case 'katakana':
+ case 'x2017':
+ return 'JIS_C6220-1969-jp';
+
+ case 'csiso14jisc6220ro':
+ case 'iso646jp':
+ case 'isoir14':
+ case 'jisc62201969ro':
+ case 'jp':
+ return 'JIS_C6220-1969-ro';
+
+ case 'csiso42jisc62261978':
+ case 'isoir42':
+ case 'jisc62261978':
+ return 'JIS_C6226-1978';
+
+ case 'csiso87jisx208':
+ case 'isoir87':
+ case 'jisc62261983':
+ case 'jisx2081983':
+ case 'x208':
+ return 'JIS_C6226-1983';
+
+ case 'csiso91jisc62291984a':
+ case 'isoir91':
+ case 'jisc62291984a':
+ case 'jpocra':
+ return 'JIS_C6229-1984-a';
+
+ case 'csiso92jisc62991984b':
+ case 'iso646jpocrb':
+ case 'isoir92':
+ case 'jisc62291984b':
+ case 'jpocrb':
+ return 'JIS_C6229-1984-b';
+
+ case 'csiso93jis62291984badd':
+ case 'isoir93':
+ case 'jisc62291984badd':
+ case 'jpocrbadd':
+ return 'JIS_C6229-1984-b-add';
+
+ case 'csiso94jis62291984hand':
+ case 'isoir94':
+ case 'jisc62291984hand':
+ case 'jpocrhand':
+ return 'JIS_C6229-1984-hand';
+
+ case 'csiso95jis62291984handadd':
+ case 'isoir95':
+ case 'jisc62291984handadd':
+ case 'jpocrhandadd':
+ return 'JIS_C6229-1984-hand-add';
+
+ case 'csiso96jisc62291984kana':
+ case 'isoir96':
+ case 'jisc62291984kana':
+ return 'JIS_C6229-1984-kana';
+
+ case 'csjisencoding':
+ case 'jisencoding':
+ return 'JIS_Encoding';
+
+ case 'cshalfwidthkatakana':
+ case 'jisx201':
+ case 'x201':
+ return 'JIS_X0201';
+
+ case 'csiso159jisx2121990':
+ case 'isoir159':
+ case 'jisx2121990':
+ case 'x212':
+ return 'JIS_X0212-1990';
+
+ case 'csiso141jusib1002':
+ case 'iso646yu':
+ case 'isoir141':
+ case 'js':
+ case 'jusib1002':
+ case 'yu':
+ return 'JUS_I.B1.002';
+
+ case 'csiso147macedonian':
+ case 'isoir147':
+ case 'jusib1003mac':
+ case 'macedonian':
+ return 'JUS_I.B1.003-mac';
+
+ case 'csiso146serbian':
+ case 'isoir146':
+ case 'jusib1003serb':
+ case 'serbian':
+ return 'JUS_I.B1.003-serb';
+
+ case 'koi7switched':
+ return 'KOI7-switched';
+
+ case 'cskoi8r':
+ case 'koi8r':
+ return 'KOI8-R';
+
+ case 'koi8u':
+ return 'KOI8-U';
+
+ case 'csksc5636':
+ case 'iso646kr':
+ case 'ksc5636':
+ return 'KSC5636';
+
+ case 'cskz1048':
+ case 'kz1048':
+ case 'rk1048':
+ case 'strk10482002':
+ return 'KZ-1048';
+
+ case 'csiso19latingreek':
+ case 'isoir19':
+ case 'latingreek':
+ return 'latin-greek';
+
+ case 'csiso27latingreek1':
+ case 'isoir27':
+ case 'latingreek1':
+ return 'Latin-greek-1';
+
+ case 'csiso158lap':
+ case 'isoir158':
+ case 'lap':
+ case 'latinlap':
+ return 'latin-lap';
+
+ case 'csmacintosh':
+ case 'mac':
+ case 'macintosh':
+ return 'macintosh';
+
+ case 'csmicrosoftpublishing':
+ case 'microsoftpublishing':
+ return 'Microsoft-Publishing';
+
+ case 'csmnem':
+ case 'mnem':
+ return 'MNEM';
+
+ case 'csmnemonic':
+ case 'mnemonic':
+ return 'MNEMONIC';
+
+ case 'csiso86hungarian':
+ case 'hu':
+ case 'iso646hu':
+ case 'isoir86':
+ case 'msz77953':
+ return 'MSZ_7795.3';
+
+ case 'csnatsdano':
+ case 'isoir91':
+ case 'natsdano':
+ return 'NATS-DANO';
+
+ case 'csnatsdanoadd':
+ case 'isoir92':
+ case 'natsdanoadd':
+ return 'NATS-DANO-ADD';
+
+ case 'csnatssefi':
+ case 'isoir81':
+ case 'natssefi':
+ return 'NATS-SEFI';
+
+ case 'csnatssefiadd':
+ case 'isoir82':
+ case 'natssefiadd':
+ return 'NATS-SEFI-ADD';
+
+ case 'csiso151cuba':
+ case 'cuba':
+ case 'iso646cu':
+ case 'isoir151':
+ case 'ncnc1081':
+ return 'NC_NC00-10:81';
+
+ case 'csiso69french':
+ case 'fr':
+ case 'iso646fr':
+ case 'isoir69':
+ case 'nfz62010':
+ return 'NF_Z_62-010';
+
+ case 'csiso25french':
+ case 'iso646fr1':
+ case 'isoir25':
+ case 'nfz620101973':
+ return 'NF_Z_62-010_(1973)';
+
+ case 'csiso60danishnorwegian':
+ case 'csiso60norwegian1':
+ case 'iso646no':
+ case 'isoir60':
+ case 'no':
+ case 'ns45511':
+ return 'NS_4551-1';
+
+ case 'csiso61norwegian2':
+ case 'iso646no2':
+ case 'isoir61':
+ case 'no2':
+ case 'ns45512':
+ return 'NS_4551-2';
+
+ case 'osdebcdicdf3irv':
+ return 'OSD_EBCDIC_DF03_IRV';
+
+ case 'osdebcdicdf41':
+ return 'OSD_EBCDIC_DF04_1';
+
+ case 'osdebcdicdf415':
+ return 'OSD_EBCDIC_DF04_15';
+
+ case 'cspc8danishnorwegian':
+ case 'pc8danishnorwegian':
+ return 'PC8-Danish-Norwegian';
+
+ case 'cspc8turkish':
+ case 'pc8turkish':
+ return 'PC8-Turkish';
+
+ case 'csiso16portuguese':
+ case 'iso646pt':
+ case 'isoir16':
+ case 'pt':
+ return 'PT';
+
+ case 'csiso84portuguese2':
+ case 'iso646pt2':
+ case 'isoir84':
+ case 'pt2':
+ return 'PT2';
+
+ case 'cp154':
+ case 'csptcp154':
+ case 'cyrillicasian':
+ case 'pt154':
+ case 'ptcp154':
+ return 'PTCP154';
+
+ case 'scsu':
+ return 'SCSU';
+
+ case 'csiso10swedish':
+ case 'fi':
+ case 'iso646fi':
+ case 'iso646se':
+ case 'isoir10':
+ case 'se':
+ case 'sen850200b':
+ return 'SEN_850200_B';
+
+ case 'csiso11swedishfornames':
+ case 'iso646se2':
+ case 'isoir11':
+ case 'se2':
+ case 'sen850200c':
+ return 'SEN_850200_C';
+
+ case 'csshiftjis':
+ case 'mskanji':
+ case 'shiftjis':
+ return 'Shift_JIS';
+
+ case 'csiso102t617bit':
+ case 'isoir102':
+ case 't617bit':
+ return 'T.61-7bit';
+
+ case 'csiso103t618bit':
+ case 'isoir103':
+ case 't61':
+ case 't618bit':
+ return 'T.61-8bit';
+
+ case 'csiso128t101g2':
+ case 'isoir128':
+ case 't101g2':
+ return 'T.101-G2';
+
+ case 'cstscii':
+ case 'tscii':
+ return 'TSCII';
+
+ case 'csunicode11':
+ case 'unicode11':
+ return 'UNICODE-1-1';
+
+ case 'csunicode11utf7':
+ case 'unicode11utf7':
+ return 'UNICODE-1-1-UTF-7';
+
+ case 'csunknown8bit':
+ case 'unknown8bit':
+ return 'UNKNOWN-8BIT';
+
+ case 'ansix341968':
+ case 'ansix341986':
+ case 'ascii':
+ case 'cp367':
+ case 'csascii':
+ case 'ibm367':
+ case 'iso646irv1991':
+ case 'iso646us':
+ case 'isoir6':
+ case 'us':
+ case 'usascii':
+ return 'US-ASCII';
+
+ case 'csusdk':
+ case 'usdk':
+ return 'us-dk';
+
+ case 'utf7':
+ return 'UTF-7';
+
+ case 'utf8':
+ return 'UTF-8';
+
+ case 'utf16':
+ return 'UTF-16';
+
+ case 'utf16be':
+ return 'UTF-16BE';
+
+ case 'utf16le':
+ return 'UTF-16LE';
+
+ case 'utf32':
+ return 'UTF-32';
+
+ case 'utf32be':
+ return 'UTF-32BE';
+
+ case 'utf32le':
+ return 'UTF-32LE';
+
+ case 'csventurainternational':
+ case 'venturainternational':
+ return 'Ventura-International';
+
+ case 'csventuramath':
+ case 'venturamath':
+ return 'Ventura-Math';
+
+ case 'csventuraus':
+ case 'venturaus':
+ return 'Ventura-US';
+
+ case 'csiso70videotexsupp1':
+ case 'isoir70':
+ case 'videotexsuppl':
+ return 'videotex-suppl';
+
+ case 'csviqr':
+ case 'viqr':
+ return 'VIQR';
+
+ case 'csviscii':
+ case 'viscii':
+ return 'VISCII';
+
+ case 'cswindows31j':
+ case 'windows31j':
+ return 'Windows-31J';
+
+ case 'iso885911':
+ case 'tis620':
+ return 'windows-874';
+
+ case 'cseuckr':
+ case 'csksc56011987':
+ case 'euckr':
+ case 'isoir149':
+ case 'korean':
+ case 'ksc5601':
+ case 'ksc56011987':
+ case 'ksc56011989':
+ case 'windows949':
+ return 'windows-949';
+
+ case 'windows1250':
+ return 'windows-1250';
+
+ case 'windows1251':
+ return 'windows-1251';
+
+ case 'cp819':
+ case 'csisolatin1':
+ case 'ibm819':
+ case 'iso88591':
+ case 'iso885911987':
+ case 'isoir100':
+ case 'l1':
+ case 'latin1':
+ case 'windows1252':
+ return 'windows-1252';
+
+ case 'windows1253':
+ return 'windows-1253';
+
+ case 'csisolatin5':
+ case 'iso88599':
+ case 'iso885991989':
+ case 'isoir148':
+ case 'l5':
+ case 'latin5':
+ case 'windows1254':
+ return 'windows-1254';
+
+ case 'windows1255':
+ return 'windows-1255';
+
+ case 'windows1256':
+ return 'windows-1256';
+
+ case 'windows1257':
+ return 'windows-1257';
+
+ case 'windows1258':
+ return 'windows-1258';
+
+ default:
+ return $charset;
+ }
+ }
+
+ function get_curl_version()
+ {
+ if (is_array($curl = curl_version()))
+ {
+ $curl = $curl['version'];
+ }
+ elseif (substr($curl, 0, 5) === 'curl/')
+ {
+ $curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5));
+ }
+ elseif (substr($curl, 0, 8) === 'libcurl/')
+ {
+ $curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8));
+ }
+ else
+ {
+ $curl = 0;
+ }
+ return $curl;
+ }
+
+ function is_subclass_of($class1, $class2)
+ {
+ if (func_num_args() !== 2)
+ {
+ trigger_error('Wrong parameter count for SimplePie_Misc::is_subclass_of()', E_USER_WARNING);
+ }
+ elseif (version_compare(PHP_VERSION, '5.0.3', '>=') || is_object($class1))
+ {
+ return is_subclass_of($class1, $class2);
+ }
+ elseif (is_string($class1) && is_string($class2))
+ {
+ if (class_exists($class1))
+ {
+ if (class_exists($class2))
+ {
+ $class2 = strtolower($class2);
+ while ($class1 = strtolower(get_parent_class($class1)))
+ {
+ if ($class1 === $class2)
+ {
+ return true;
+ }
+ }
+ }
+ }
+ else
+ {
+ trigger_error('Unknown class passed as parameter', E_USER_WARNNG);
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Strip HTML comments
+ *
+ * @access public
+ * @param string $data Data to strip comments from
+ * @return string Comment stripped string
+ */
+ function strip_comments($data)
+ {
+ $output = '';
+ while (($start = strpos($data, '', $start)) !== false)
+ {
+ $data = substr_replace($data, '', 0, $end + 3);
+ }
+ else
+ {
+ $data = '';
+ }
+ }
+ return $output . $data;
+ }
+
+ function parse_date($dt)
+ {
+ $parser = SimplePie_Parse_Date::get();
+ return $parser->parse($dt);
+ }
+
+ /**
+ * Decode HTML entities
+ *
+ * @static
+ * @access public
+ * @param string $data Input data
+ * @return string Output data
+ */
+ function entities_decode($data)
+ {
+ $decoder =& new SimplePie_Decode_HTML_Entities($data);
+ return $decoder->parse();
+ }
+
+ /**
+ * Remove RFC822 comments
+ *
+ * @access public
+ * @param string $data Data to strip comments from
+ * @return string Comment stripped string
+ */
+ function uncomment_rfc822($string)
+ {
+ $string = (string) $string;
+ $position = 0;
+ $length = strlen($string);
+ $depth = 0;
+
+ $output = '';
+
+ while ($position < $length && ($pos = strpos($string, '(', $position)) !== false)
+ {
+ $output .= substr($string, $position, $pos - $position);
+ $position = $pos + 1;
+ if ($string[$pos - 1] !== '\\')
+ {
+ $depth++;
+ while ($depth && $position < $length)
+ {
+ $position += strcspn($string, '()', $position);
+ if ($string[$position - 1] === '\\')
+ {
+ $position++;
+ continue;
+ }
+ elseif (isset($string[$position]))
+ {
+ switch ($string[$position])
+ {
+ case '(':
+ $depth++;
+ break;
+
+ case ')':
+ $depth--;
+ break;
+ }
+ $position++;
+ }
+ else
+ {
+ break;
+ }
+ }
+ }
+ else
+ {
+ $output .= '(';
+ }
+ }
+ $output .= substr($string, $position);
+
+ return $output;
+ }
+
+ function parse_mime($mime)
+ {
+ if (($pos = strpos($mime, ';')) === false)
+ {
+ return trim($mime);
+ }
+ else
+ {
+ return trim(substr($mime, 0, $pos));
+ }
+ }
+
+ function htmlspecialchars_decode($string, $quote_style)
+ {
+ if (function_exists('htmlspecialchars_decode'))
+ {
+ return htmlspecialchars_decode($string, $quote_style);
+ }
+ else
+ {
+ return strtr($string, array_flip(get_html_translation_table(HTML_SPECIALCHARS, $quote_style)));
+ }
+ }
+
+ function atom_03_construct_type($attribs)
+ {
+ if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) === 'base64'))
+ {
+ $mode = SIMPLEPIE_CONSTRUCT_BASE64;
+ }
+ else
+ {
+ $mode = SIMPLEPIE_CONSTRUCT_NONE;
+ }
+ if (isset($attribs['']['type']))
+ {
+ switch (strtolower(trim($attribs['']['type'])))
+ {
+ case 'text':
+ case 'text/plain':
+ return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
+
+ case 'html':
+ case 'text/html':
+ return SIMPLEPIE_CONSTRUCT_HTML | $mode;
+
+ case 'xhtml':
+ case 'application/xhtml+xml':
+ return SIMPLEPIE_CONSTRUCT_XHTML | $mode;
+
+ default:
+ return SIMPLEPIE_CONSTRUCT_NONE | $mode;
+ }
+ }
+ else
+ {
+ return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
+ }
+ }
+
+ function atom_10_construct_type($attribs)
+ {
+ if (isset($attribs['']['type']))
+ {
+ switch (strtolower(trim($attribs['']['type'])))
+ {
+ case 'text':
+ return SIMPLEPIE_CONSTRUCT_TEXT;
+
+ case 'html':
+ return SIMPLEPIE_CONSTRUCT_HTML;
+
+ case 'xhtml':
+ return SIMPLEPIE_CONSTRUCT_XHTML;
+
+ default:
+ return SIMPLEPIE_CONSTRUCT_NONE;
+ }
+ }
+ return SIMPLEPIE_CONSTRUCT_TEXT;
+ }
+
+ function atom_10_content_construct_type($attribs)
+ {
+ if (isset($attribs['']['type']))
+ {
+ $type = strtolower(trim($attribs['']['type']));
+ switch ($type)
+ {
+ case 'text':
+ return SIMPLEPIE_CONSTRUCT_TEXT;
+
+ case 'html':
+ return SIMPLEPIE_CONSTRUCT_HTML;
+
+ case 'xhtml':
+ return SIMPLEPIE_CONSTRUCT_XHTML;
+ }
+ if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) === 'text/')
+ {
+ return SIMPLEPIE_CONSTRUCT_NONE;
+ }
+ else
+ {
+ return SIMPLEPIE_CONSTRUCT_BASE64;
+ }
+ }
+ else
+ {
+ return SIMPLEPIE_CONSTRUCT_TEXT;
+ }
+ }
+
+ function is_isegment_nz_nc($string)
+ {
+ return (bool) preg_match('/^([A-Za-z0-9\-._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000}-\x{7FFFD}\x{80000}-\x{8FFFD}\x{90000}-\x{9FFFD}\x{A0000}-\x{AFFFD}\x{B0000}-\x{BFFFD}\x{C0000}-\x{CFFFD}\x{D0000}-\x{DFFFD}\x{E1000}-\x{EFFFD}!$&\'()*+,;=@]|(%[0-9ABCDEF]{2}))+$/u', $string);
+ }
+
+ function space_seperated_tokens($string)
+ {
+ $space_characters = "\x20\x09\x0A\x0B\x0C\x0D";
+ $string_length = strlen($string);
+
+ $position = strspn($string, $space_characters);
+ $tokens = array();
+
+ while ($position < $string_length)
+ {
+ $len = strcspn($string, $space_characters, $position);
+ $tokens[] = substr($string, $position, $len);
+ $position += $len;
+ $position += strspn($string, $space_characters, $position);
+ }
+
+ return $tokens;
+ }
+
+ function array_unique($array)
+ {
+ if (version_compare(PHP_VERSION, '5.2', '>='))
+ {
+ return array_unique($array);
+ }
+ else
+ {
+ $array = (array) $array;
+ $new_array = array();
+ $new_array_strings = array();
+ foreach ($array as $key => $value)
+ {
+ if (is_object($value))
+ {
+ if (method_exists($value, '__toString'))
+ {
+ $cmp = $value->__toString();
+ }
+ else
+ {
+ trigger_error('Object of class ' . get_class($value) . ' could not be converted to string', E_USER_ERROR);
+ }
+ }
+ elseif (is_array($value))
+ {
+ $cmp = (string) reset($value);
+ }
+ else
+ {
+ $cmp = (string) $value;
+ }
+ if (!in_array($cmp, $new_array_strings))
+ {
+ $new_array[$key] = $value;
+ $new_array_strings[] = $cmp;
+ }
+ }
+ return $new_array;
+ }
+ }
+
+ /**
+ * Converts a unicode codepoint to a UTF-8 character
+ *
+ * @static
+ * @access public
+ * @param int $codepoint Unicode codepoint
+ * @return string UTF-8 character
+ */
+ function codepoint_to_utf8($codepoint)
+ {
+ $codepoint = (int) $codepoint;
+ if ($codepoint < 0)
+ {
+ return false;
+ }
+ else if ($codepoint <= 0x7f)
+ {
+ return chr($codepoint);
+ }
+ else if ($codepoint <= 0x7ff)
+ {
+ return chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f));
+ }
+ else if ($codepoint <= 0xffff)
+ {
+ return chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
+ }
+ else if ($codepoint <= 0x10ffff)
+ {
+ return chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
+ }
+ else
+ {
+ // U+FFFD REPLACEMENT CHARACTER
+ return "\xEF\xBF\xBD";
+ }
+ }
+
+ /**
+ * Re-implementation of PHP 5's stripos()
+ *
+ * Returns the numeric position of the first occurrence of needle in the
+ * haystack string.
+ *
+ * @static
+ * @access string
+ * @param object $haystack
+ * @param string $needle Note that the needle may be a string of one or more
+ * characters. If needle is not a string, it is converted to an integer
+ * and applied as the ordinal value of a character.
+ * @param int $offset The optional offset parameter allows you to specify which
+ * character in haystack to start searching. The position returned is still
+ * relative to the beginning of haystack.
+ * @return bool If needle is not found, stripos() will return boolean false.
+ */
+ function stripos($haystack, $needle, $offset = 0)
+ {
+ if (function_exists('stripos'))
+ {
+ return stripos($haystack, $needle, $offset);
+ }
+ else
+ {
+ if (is_string($needle))
+ {
+ $needle = strtolower($needle);
+ }
+ elseif (is_int($needle) || is_bool($needle) || is_double($needle))
+ {
+ $needle = strtolower(chr($needle));
+ }
+ else
+ {
+ trigger_error('needle is not a string or an integer', E_USER_WARNING);
+ return false;
+ }
+
+ return strpos(strtolower($haystack), $needle, $offset);
+ }
+ }
+
+ /**
+ * Similar to parse_str()
+ *
+ * Returns an associative array of name/value pairs, where the value is an
+ * array of values that have used the same name
+ *
+ * @static
+ * @access string
+ * @param string $str The input string.
+ * @return array
+ */
+ function parse_str($str)
+ {
+ $return = array();
+ $str = explode('&', $str);
+
+ foreach ($str as $section)
+ {
+ if (strpos($section, '=') !== false)
+ {
+ list($name, $value) = explode('=', $section, 2);
+ $return[urldecode($name)][] = urldecode($value);
+ }
+ else
+ {
+ $return[urldecode($section)][] = null;
+ }
+ }
+
+ return $return;
+ }
+
+ /**
+ * Detect XML encoding, as per XML 1.0 Appendix F.1
+ *
+ * @todo Add support for EBCDIC
+ * @param string $data XML data
+ * @return array Possible encodings
+ */
+ function xml_encoding($data)
+ {
+ // UTF-32 Big Endian BOM
+ if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
+ {
+ $encoding[] = 'UTF-32BE';
+ }
+ // UTF-32 Little Endian BOM
+ elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
+ {
+ $encoding[] = 'UTF-32LE';
+ }
+ // UTF-16 Big Endian BOM
+ elseif (substr($data, 0, 2) === "\xFE\xFF")
+ {
+ $encoding[] = 'UTF-16BE';
+ }
+ // UTF-16 Little Endian BOM
+ elseif (substr($data, 0, 2) === "\xFF\xFE")
+ {
+ $encoding[] = 'UTF-16LE';
+ }
+ // UTF-8 BOM
+ elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
+ {
+ $encoding[] = 'UTF-8';
+ }
+ // UTF-32 Big Endian Without BOM
+ elseif (substr($data, 0, 20) === "\x00\x00\x00\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C")
+ {
+ if ($pos = strpos($data, "\x00\x00\x00\x3F\x00\x00\x00\x3E"))
+ {
+ $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8'));
+ if ($parser->parse())
+ {
+ $encoding[] = $parser->encoding;
+ }
+ }
+ $encoding[] = 'UTF-32BE';
+ }
+ // UTF-32 Little Endian Without BOM
+ elseif (substr($data, 0, 20) === "\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C\x00\x00\x00")
+ {
+ if ($pos = strpos($data, "\x3F\x00\x00\x00\x3E\x00\x00\x00"))
+ {
+ $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8'));
+ if ($parser->parse())
+ {
+ $encoding[] = $parser->encoding;
+ }
+ }
+ $encoding[] = 'UTF-32LE';
+ }
+ // UTF-16 Big Endian Without BOM
+ elseif (substr($data, 0, 10) === "\x00\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C")
+ {
+ if ($pos = strpos($data, "\x00\x3F\x00\x3E"))
+ {
+ $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8'));
+ if ($parser->parse())
+ {
+ $encoding[] = $parser->encoding;
+ }
+ }
+ $encoding[] = 'UTF-16BE';
+ }
+ // UTF-16 Little Endian Without BOM
+ elseif (substr($data, 0, 10) === "\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C\x00")
+ {
+ if ($pos = strpos($data, "\x3F\x00\x3E\x00"))
+ {
+ $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8'));
+ if ($parser->parse())
+ {
+ $encoding[] = $parser->encoding;
+ }
+ }
+ $encoding[] = 'UTF-16LE';
+ }
+ // US-ASCII (or superset)
+ elseif (substr($data, 0, 5) === "\x3C\x3F\x78\x6D\x6C")
+ {
+ if ($pos = strpos($data, "\x3F\x3E"))
+ {
+ $parser =& new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5));
+ if ($parser->parse())
+ {
+ $encoding[] = $parser->encoding;
+ }
+ }
+ $encoding[] = 'UTF-8';
+ }
+ // Fallback to UTF-8
+ else
+ {
+ $encoding[] = 'UTF-8';
+ }
+ return $encoding;
+ }
+
+ function output_javascript()
+ {
+ if (function_exists('ob_gzhandler'))
+ {
+ ob_start('ob_gzhandler');
+ }
+ header('Content-type: text/javascript; charset: UTF-8');
+ header('Cache-Control: must-revalidate');
+ header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
+ ?>
+function embed_odeo(link) {
+ document.writeln('');
+}
+
+function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
+ if (placeholder != '') {
+ document.writeln('');
+ }
+ else {
+ document.writeln('');
+ }
+}
+
+function embed_flash(bgcolor, width, height, link, loop, type) {
+ document.writeln('');
+}
+
+function embed_flv(width, height, link, placeholder, loop, player) {
+ document.writeln('');
+}
+
+function embed_wmedia(width, height, link) {
+ document.writeln('');
+}
+ data = $data;
+ }
+
+ /**
+ * Parse the input data
+ *
+ * @access public
+ * @return string Output data
+ */
+ function parse()
+ {
+ while (($this->position = strpos($this->data, '&', $this->position)) !== false)
+ {
+ $this->consume();
+ $this->entity();
+ $this->consumed = '';
+ }
+ return $this->data;
+ }
+
+ /**
+ * Consume the next byte
+ *
+ * @access private
+ * @return mixed The next byte, or false, if there is no more data
+ */
+ function consume()
+ {
+ if (isset($this->data[$this->position]))
+ {
+ $this->consumed .= $this->data[$this->position];
+ return $this->data[$this->position++];
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Consume a range of characters
+ *
+ * @access private
+ * @param string $chars Characters to consume
+ * @return mixed A series of characters that match the range, or false
+ */
+ function consume_range($chars)
+ {
+ if ($len = strspn($this->data, $chars, $this->position))
+ {
+ $data = substr($this->data, $this->position, $len);
+ $this->consumed .= $data;
+ $this->position += $len;
+ return $data;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Unconsume one byte
+ *
+ * @access private
+ */
+ function unconsume()
+ {
+ $this->consumed = substr($this->consumed, 0, -1);
+ $this->position--;
+ }
+
+ /**
+ * Decode an entity
+ *
+ * @access private
+ */
+ function entity()
+ {
+ switch ($this->consume())
+ {
+ case "\x09":
+ case "\x0A":
+ case "\x0B":
+ case "\x0B":
+ case "\x0C":
+ case "\x20":
+ case "\x3C":
+ case "\x26":
+ case false:
+ break;
+
+ case "\x23":
+ switch ($this->consume())
+ {
+ case "\x78":
+ case "\x58":
+ $range = '0123456789ABCDEFabcdef';
+ $hex = true;
+ break;
+
+ default:
+ $range = '0123456789';
+ $hex = false;
+ $this->unconsume();
+ break;
+ }
+
+ if ($codepoint = $this->consume_range($range))
+ {
+ static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8");
+
+ if ($hex)
+ {
+ $codepoint = hexdec($codepoint);
+ }
+ else
+ {
+ $codepoint = intval($codepoint);
+ }
+
+ if (isset($windows_1252_specials[$codepoint]))
+ {
+ $replacement = $windows_1252_specials[$codepoint];
+ }
+ else
+ {
+ $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint);
+ }
+
+ if (!in_array($this->consume(), array(';', false), true))
+ {
+ $this->unconsume();
+ }
+
+ $consumed_length = strlen($this->consumed);
+ $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length);
+ $this->position += strlen($replacement) - $consumed_length;
+ }
+ break;
+
+ default:
+ static $entities = array('Aacute' => "\xC3\x81", 'aacute' => "\xC3\xA1", 'Aacute;' => "\xC3\x81", 'aacute;' => "\xC3\xA1", 'Acirc' => "\xC3\x82", 'acirc' => "\xC3\xA2", 'Acirc;' => "\xC3\x82", 'acirc;' => "\xC3\xA2", 'acute' => "\xC2\xB4", 'acute;' => "\xC2\xB4", 'AElig' => "\xC3\x86", 'aelig' => "\xC3\xA6", 'AElig;' => "\xC3\x86", 'aelig;' => "\xC3\xA6", 'Agrave' => "\xC3\x80", 'agrave' => "\xC3\xA0", 'Agrave;' => "\xC3\x80", 'agrave;' => "\xC3\xA0", 'alefsym;' => "\xE2\x84\xB5", 'Alpha;' => "\xCE\x91", 'alpha;' => "\xCE\xB1", 'AMP' => "\x26", 'amp' => "\x26", 'AMP;' => "\x26", 'amp;' => "\x26", 'and;' => "\xE2\x88\xA7", 'ang;' => "\xE2\x88\xA0", 'apos;' => "\x27", 'Aring' => "\xC3\x85", 'aring' => "\xC3\xA5", 'Aring;' => "\xC3\x85", 'aring;' => "\xC3\xA5", 'asymp;' => "\xE2\x89\x88", 'Atilde' => "\xC3\x83", 'atilde' => "\xC3\xA3", 'Atilde;' => "\xC3\x83", 'atilde;' => "\xC3\xA3", 'Auml' => "\xC3\x84", 'auml' => "\xC3\xA4", 'Auml;' => "\xC3\x84", 'auml;' => "\xC3\xA4", 'bdquo;' => "\xE2\x80\x9E", 'Beta;' => "\xCE\x92", 'beta;' => "\xCE\xB2", 'brvbar' => "\xC2\xA6", 'brvbar;' => "\xC2\xA6", 'bull;' => "\xE2\x80\xA2", 'cap;' => "\xE2\x88\xA9", 'Ccedil' => "\xC3\x87", 'ccedil' => "\xC3\xA7", 'Ccedil;' => "\xC3\x87", 'ccedil;' => "\xC3\xA7", 'cedil' => "\xC2\xB8", 'cedil;' => "\xC2\xB8", 'cent' => "\xC2\xA2", 'cent;' => "\xC2\xA2", 'Chi;' => "\xCE\xA7", 'chi;' => "\xCF\x87", 'circ;' => "\xCB\x86", 'clubs;' => "\xE2\x99\xA3", 'cong;' => "\xE2\x89\x85", 'COPY' => "\xC2\xA9", 'copy' => "\xC2\xA9", 'COPY;' => "\xC2\xA9", 'copy;' => "\xC2\xA9", 'crarr;' => "\xE2\x86\xB5", 'cup;' => "\xE2\x88\xAA", 'curren' => "\xC2\xA4", 'curren;' => "\xC2\xA4", 'Dagger;' => "\xE2\x80\xA1", 'dagger;' => "\xE2\x80\xA0", 'dArr;' => "\xE2\x87\x93", 'darr;' => "\xE2\x86\x93", 'deg' => "\xC2\xB0", 'deg;' => "\xC2\xB0", 'Delta;' => "\xCE\x94", 'delta;' => "\xCE\xB4", 'diams;' => "\xE2\x99\xA6", 'divide' => "\xC3\xB7", 'divide;' => "\xC3\xB7", 'Eacute' => "\xC3\x89", 'eacute' => "\xC3\xA9", 'Eacute;' => "\xC3\x89", 'eacute;' => "\xC3\xA9", 'Ecirc' => "\xC3\x8A", 'ecirc' => "\xC3\xAA", 'Ecirc;' => "\xC3\x8A", 'ecirc;' => "\xC3\xAA", 'Egrave' => "\xC3\x88", 'egrave' => "\xC3\xA8", 'Egrave;' => "\xC3\x88", 'egrave;' => "\xC3\xA8", 'empty;' => "\xE2\x88\x85", 'emsp;' => "\xE2\x80\x83", 'ensp;' => "\xE2\x80\x82", 'Epsilon;' => "\xCE\x95", 'epsilon;' => "\xCE\xB5", 'equiv;' => "\xE2\x89\xA1", 'Eta;' => "\xCE\x97", 'eta;' => "\xCE\xB7", 'ETH' => "\xC3\x90", 'eth' => "\xC3\xB0", 'ETH;' => "\xC3\x90", 'eth;' => "\xC3\xB0", 'Euml' => "\xC3\x8B", 'euml' => "\xC3\xAB", 'Euml;' => "\xC3\x8B", 'euml;' => "\xC3\xAB", 'euro;' => "\xE2\x82\xAC", 'exist;' => "\xE2\x88\x83", 'fnof;' => "\xC6\x92", 'forall;' => "\xE2\x88\x80", 'frac12' => "\xC2\xBD", 'frac12;' => "\xC2\xBD", 'frac14' => "\xC2\xBC", 'frac14;' => "\xC2\xBC", 'frac34' => "\xC2\xBE", 'frac34;' => "\xC2\xBE", 'frasl;' => "\xE2\x81\x84", 'Gamma;' => "\xCE\x93", 'gamma;' => "\xCE\xB3", 'ge;' => "\xE2\x89\xA5", 'GT' => "\x3E", 'gt' => "\x3E", 'GT;' => "\x3E", 'gt;' => "\x3E", 'hArr;' => "\xE2\x87\x94", 'harr;' => "\xE2\x86\x94", 'hearts;' => "\xE2\x99\xA5", 'hellip;' => "\xE2\x80\xA6", 'Iacute' => "\xC3\x8D", 'iacute' => "\xC3\xAD", 'Iacute;' => "\xC3\x8D", 'iacute;' => "\xC3\xAD", 'Icirc' => "\xC3\x8E", 'icirc' => "\xC3\xAE", 'Icirc;' => "\xC3\x8E", 'icirc;' => "\xC3\xAE", 'iexcl' => "\xC2\xA1", 'iexcl;' => "\xC2\xA1", 'Igrave' => "\xC3\x8C", 'igrave' => "\xC3\xAC", 'Igrave;' => "\xC3\x8C", 'igrave;' => "\xC3\xAC", 'image;' => "\xE2\x84\x91", 'infin;' => "\xE2\x88\x9E", 'int;' => "\xE2\x88\xAB", 'Iota;' => "\xCE\x99", 'iota;' => "\xCE\xB9", 'iquest' => "\xC2\xBF", 'iquest;' => "\xC2\xBF", 'isin;' => "\xE2\x88\x88", 'Iuml' => "\xC3\x8F", 'iuml' => "\xC3\xAF", 'Iuml;' => "\xC3\x8F", 'iuml;' => "\xC3\xAF", 'Kappa;' => "\xCE\x9A", 'kappa;' => "\xCE\xBA", 'Lambda;' => "\xCE\x9B", 'lambda;' => "\xCE\xBB", 'lang;' => "\xE3\x80\x88", 'laquo' => "\xC2\xAB", 'laquo;' => "\xC2\xAB", 'lArr;' => "\xE2\x87\x90", 'larr;' => "\xE2\x86\x90", 'lceil;' => "\xE2\x8C\x88", 'ldquo;' => "\xE2\x80\x9C", 'le;' => "\xE2\x89\xA4", 'lfloor;' => "\xE2\x8C\x8A", 'lowast;' => "\xE2\x88\x97", 'loz;' => "\xE2\x97\x8A", 'lrm;' => "\xE2\x80\x8E", 'lsaquo;' => "\xE2\x80\xB9", 'lsquo;' => "\xE2\x80\x98", 'LT' => "\x3C", 'lt' => "\x3C", 'LT;' => "\x3C", 'lt;' => "\x3C", 'macr' => "\xC2\xAF", 'macr;' => "\xC2\xAF", 'mdash;' => "\xE2\x80\x94", 'micro' => "\xC2\xB5", 'micro;' => "\xC2\xB5", 'middot' => "\xC2\xB7", 'middot;' => "\xC2\xB7", 'minus;' => "\xE2\x88\x92", 'Mu;' => "\xCE\x9C", 'mu;' => "\xCE\xBC", 'nabla;' => "\xE2\x88\x87", 'nbsp' => "\xC2\xA0", 'nbsp;' => "\xC2\xA0", 'ndash;' => "\xE2\x80\x93", 'ne;' => "\xE2\x89\xA0", 'ni;' => "\xE2\x88\x8B", 'not' => "\xC2\xAC", 'not;' => "\xC2\xAC", 'notin;' => "\xE2\x88\x89", 'nsub;' => "\xE2\x8A\x84", 'Ntilde' => "\xC3\x91", 'ntilde' => "\xC3\xB1", 'Ntilde;' => "\xC3\x91", 'ntilde;' => "\xC3\xB1", 'Nu;' => "\xCE\x9D", 'nu;' => "\xCE\xBD", 'Oacute' => "\xC3\x93", 'oacute' => "\xC3\xB3", 'Oacute;' => "\xC3\x93", 'oacute;' => "\xC3\xB3", 'Ocirc' => "\xC3\x94", 'ocirc' => "\xC3\xB4", 'Ocirc;' => "\xC3\x94", 'ocirc;' => "\xC3\xB4", 'OElig;' => "\xC5\x92", 'oelig;' => "\xC5\x93", 'Ograve' => "\xC3\x92", 'ograve' => "\xC3\xB2", 'Ograve;' => "\xC3\x92", 'ograve;' => "\xC3\xB2", 'oline;' => "\xE2\x80\xBE", 'Omega;' => "\xCE\xA9", 'omega;' => "\xCF\x89", 'Omicron;' => "\xCE\x9F", 'omicron;' => "\xCE\xBF", 'oplus;' => "\xE2\x8A\x95", 'or;' => "\xE2\x88\xA8", 'ordf' => "\xC2\xAA", 'ordf;' => "\xC2\xAA", 'ordm' => "\xC2\xBA", 'ordm;' => "\xC2\xBA", 'Oslash' => "\xC3\x98", 'oslash' => "\xC3\xB8", 'Oslash;' => "\xC3\x98", 'oslash;' => "\xC3\xB8", 'Otilde' => "\xC3\x95", 'otilde' => "\xC3\xB5", 'Otilde;' => "\xC3\x95", 'otilde;' => "\xC3\xB5", 'otimes;' => "\xE2\x8A\x97", 'Ouml' => "\xC3\x96", 'ouml' => "\xC3\xB6", 'Ouml;' => "\xC3\x96", 'ouml;' => "\xC3\xB6", 'para' => "\xC2\xB6", 'para;' => "\xC2\xB6", 'part;' => "\xE2\x88\x82", 'permil;' => "\xE2\x80\xB0", 'perp;' => "\xE2\x8A\xA5", 'Phi;' => "\xCE\xA6", 'phi;' => "\xCF\x86", 'Pi;' => "\xCE\xA0", 'pi;' => "\xCF\x80", 'piv;' => "\xCF\x96", 'plusmn' => "\xC2\xB1", 'plusmn;' => "\xC2\xB1", 'pound' => "\xC2\xA3", 'pound;' => "\xC2\xA3", 'Prime;' => "\xE2\x80\xB3", 'prime;' => "\xE2\x80\xB2", 'prod;' => "\xE2\x88\x8F", 'prop;' => "\xE2\x88\x9D", 'Psi;' => "\xCE\xA8", 'psi;' => "\xCF\x88", 'QUOT' => "\x22", 'quot' => "\x22", 'QUOT;' => "\x22", 'quot;' => "\x22", 'radic;' => "\xE2\x88\x9A", 'rang;' => "\xE3\x80\x89", 'raquo' => "\xC2\xBB", 'raquo;' => "\xC2\xBB", 'rArr;' => "\xE2\x87\x92", 'rarr;' => "\xE2\x86\x92", 'rceil;' => "\xE2\x8C\x89", 'rdquo;' => "\xE2\x80\x9D", 'real;' => "\xE2\x84\x9C", 'REG' => "\xC2\xAE", 'reg' => "\xC2\xAE", 'REG;' => "\xC2\xAE", 'reg;' => "\xC2\xAE", 'rfloor;' => "\xE2\x8C\x8B", 'Rho;' => "\xCE\xA1", 'rho;' => "\xCF\x81", 'rlm;' => "\xE2\x80\x8F", 'rsaquo;' => "\xE2\x80\xBA", 'rsquo;' => "\xE2\x80\x99", 'sbquo;' => "\xE2\x80\x9A", 'Scaron;' => "\xC5\xA0", 'scaron;' => "\xC5\xA1", 'sdot;' => "\xE2\x8B\x85", 'sect' => "\xC2\xA7", 'sect;' => "\xC2\xA7", 'shy' => "\xC2\xAD", 'shy;' => "\xC2\xAD", 'Sigma;' => "\xCE\xA3", 'sigma;' => "\xCF\x83", 'sigmaf;' => "\xCF\x82", 'sim;' => "\xE2\x88\xBC", 'spades;' => "\xE2\x99\xA0", 'sub;' => "\xE2\x8A\x82", 'sube;' => "\xE2\x8A\x86", 'sum;' => "\xE2\x88\x91", 'sup;' => "\xE2\x8A\x83", 'sup1' => "\xC2\xB9", 'sup1;' => "\xC2\xB9", 'sup2' => "\xC2\xB2", 'sup2;' => "\xC2\xB2", 'sup3' => "\xC2\xB3", 'sup3;' => "\xC2\xB3", 'supe;' => "\xE2\x8A\x87", 'szlig' => "\xC3\x9F", 'szlig;' => "\xC3\x9F", 'Tau;' => "\xCE\xA4", 'tau;' => "\xCF\x84", 'there4;' => "\xE2\x88\xB4", 'Theta;' => "\xCE\x98", 'theta;' => "\xCE\xB8", 'thetasym;' => "\xCF\x91", 'thinsp;' => "\xE2\x80\x89", 'THORN' => "\xC3\x9E", 'thorn' => "\xC3\xBE", 'THORN;' => "\xC3\x9E", 'thorn;' => "\xC3\xBE", 'tilde;' => "\xCB\x9C", 'times' => "\xC3\x97", 'times;' => "\xC3\x97", 'TRADE;' => "\xE2\x84\xA2", 'trade;' => "\xE2\x84\xA2", 'Uacute' => "\xC3\x9A", 'uacute' => "\xC3\xBA", 'Uacute;' => "\xC3\x9A", 'uacute;' => "\xC3\xBA", 'uArr;' => "\xE2\x87\x91", 'uarr;' => "\xE2\x86\x91", 'Ucirc' => "\xC3\x9B", 'ucirc' => "\xC3\xBB", 'Ucirc;' => "\xC3\x9B", 'ucirc;' => "\xC3\xBB", 'Ugrave' => "\xC3\x99", 'ugrave' => "\xC3\xB9", 'Ugrave;' => "\xC3\x99", 'ugrave;' => "\xC3\xB9", 'uml' => "\xC2\xA8", 'uml;' => "\xC2\xA8", 'upsih;' => "\xCF\x92", 'Upsilon;' => "\xCE\xA5", 'upsilon;' => "\xCF\x85", 'Uuml' => "\xC3\x9C", 'uuml' => "\xC3\xBC", 'Uuml;' => "\xC3\x9C", 'uuml;' => "\xC3\xBC", 'weierp;' => "\xE2\x84\x98", 'Xi;' => "\xCE\x9E", 'xi;' => "\xCE\xBE", 'Yacute' => "\xC3\x9D", 'yacute' => "\xC3\xBD", 'Yacute;' => "\xC3\x9D", 'yacute;' => "\xC3\xBD", 'yen' => "\xC2\xA5", 'yen;' => "\xC2\xA5", 'yuml' => "\xC3\xBF", 'Yuml;' => "\xC5\xB8", 'yuml;' => "\xC3\xBF", 'Zeta;' => "\xCE\x96", 'zeta;' => "\xCE\xB6", 'zwj;' => "\xE2\x80\x8D", 'zwnj;' => "\xE2\x80\x8C");
+
+ for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++)
+ {
+ $consumed = substr($this->consumed, 1);
+ if (isset($entities[$consumed]))
+ {
+ $match = $consumed;
+ }
+ }
+
+ if ($match !== null)
+ {
+ $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1);
+ $this->position += strlen($entities[$match]) - strlen($consumed) - 1;
+ }
+ break;
+ }
+ }
+}
+
+/**
+ * IRI parser/serialiser
+ *
+ * @package SimplePie
+ */
+class SimplePie_IRI
+{
+ /**
+ * Scheme
+ *
+ * @access private
+ * @var string
+ */
+ var $scheme;
+
+ /**
+ * User Information
+ *
+ * @access private
+ * @var string
+ */
+ var $userinfo;
+
+ /**
+ * Host
+ *
+ * @access private
+ * @var string
+ */
+ var $host;
+
+ /**
+ * Port
+ *
+ * @access private
+ * @var string
+ */
+ var $port;
+
+ /**
+ * Path
+ *
+ * @access private
+ * @var string
+ */
+ var $path;
+
+ /**
+ * Query
+ *
+ * @access private
+ * @var string
+ */
+ var $query;
+
+ /**
+ * Fragment
+ *
+ * @access private
+ * @var string
+ */
+ var $fragment;
+
+ /**
+ * Whether the object represents a valid IRI
+ *
+ * @access private
+ * @var array
+ */
+ var $valid = array();
+
+ /**
+ * Return the entire IRI when you try and read the object as a string
+ *
+ * @access public
+ * @return string
+ */
+ function __toString()
+ {
+ return $this->get_iri();
+ }
+
+ /**
+ * Create a new IRI object, from a specified string
+ *
+ * @access public
+ * @param string $iri
+ * @return SimplePie_IRI
+ */
+ function SimplePie_IRI($iri)
+ {
+ $iri = (string) $iri;
+ if ($iri !== '')
+ {
+ $parsed = $this->parse_iri($iri);
+ $this->set_scheme($parsed['scheme']);
+ $this->set_authority($parsed['authority']);
+ $this->set_path($parsed['path']);
+ $this->set_query($parsed['query']);
+ $this->set_fragment($parsed['fragment']);
+ }
+ }
+
+ /**
+ * Create a new IRI object by resolving a relative IRI
+ *
+ * @static
+ * @access public
+ * @param SimplePie_IRI $base Base IRI
+ * @param string $relative Relative IRI
+ * @return SimplePie_IRI
+ */
+ function absolutize($base, $relative)
+ {
+ $relative = (string) $relative;
+ if ($relative !== '')
+ {
+ $relative =& new SimplePie_IRI($relative);
+ if ($relative->get_scheme() !== null)
+ {
+ $target = $relative;
+ }
+ elseif ($base->get_iri() !== null)
+ {
+ if ($relative->get_authority() !== null)
+ {
+ $target = $relative;
+ $target->set_scheme($base->get_scheme());
+ }
+ else
+ {
+ $target =& new SimplePie_IRI('');
+ $target->set_scheme($base->get_scheme());
+ $target->set_userinfo($base->get_userinfo());
+ $target->set_host($base->get_host());
+ $target->set_port($base->get_port());
+ if ($relative->get_path() !== null)
+ {
+ if (strpos($relative->get_path(), '/') === 0)
+ {
+ $target->set_path($relative->get_path());
+ }
+ elseif (($base->get_userinfo() !== null || $base->get_host() !== null || $base->get_port() !== null) && $base->get_path() === null)
+ {
+ $target->set_path('/' . $relative->get_path());
+ }
+ elseif (($last_segment = strrpos($base->get_path(), '/')) !== false)
+ {
+ $target->set_path(substr($base->get_path(), 0, $last_segment + 1) . $relative->get_path());
+ }
+ else
+ {
+ $target->set_path($relative->get_path());
+ }
+ $target->set_query($relative->get_query());
+ }
+ else
+ {
+ $target->set_path($base->get_path());
+ if ($relative->get_query() !== null)
+ {
+ $target->set_query($relative->get_query());
+ }
+ elseif ($base->get_query() !== null)
+ {
+ $target->set_query($base->get_query());
+ }
+ }
+ }
+ $target->set_fragment($relative->get_fragment());
+ }
+ else
+ {
+ // No base URL, just return the relative URL
+ $target = $relative;
+ }
+ }
+ else
+ {
+ $target = $base;
+ }
+ return $target;
+ }
+
+ /**
+ * Parse an IRI into scheme/authority/path/query/fragment segments
+ *
+ * @access private
+ * @param string $iri
+ * @return array
+ */
+ function parse_iri($iri)
+ {
+ preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $iri, $match);
+ for ($i = count($match); $i <= 9; $i++)
+ {
+ $match[$i] = '';
+ }
+ return array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]);
+ }
+
+ /**
+ * Remove dot segments from a path
+ *
+ * @access private
+ * @param string $input
+ * @return string
+ */
+ function remove_dot_segments($input)
+ {
+ $output = '';
+ while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..')
+ {
+ // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise,
+ if (strpos($input, '../') === 0)
+ {
+ $input = substr($input, 3);
+ }
+ elseif (strpos($input, './') === 0)
+ {
+ $input = substr($input, 2);
+ }
+ // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise,
+ elseif (strpos($input, '/./') === 0)
+ {
+ $input = substr_replace($input, '/', 0, 3);
+ }
+ elseif ($input === '/.')
+ {
+ $input = '/';
+ }
+ // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise,
+ elseif (strpos($input, '/../') === 0)
+ {
+ $input = substr_replace($input, '/', 0, 4);
+ $output = substr_replace($output, '', strrpos($output, '/'));
+ }
+ elseif ($input === '/..')
+ {
+ $input = '/';
+ $output = substr_replace($output, '', strrpos($output, '/'));
+ }
+ // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise,
+ elseif ($input === '.' || $input === '..')
+ {
+ $input = '';
+ }
+ // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer
+ elseif (($pos = strpos($input, '/', 1)) !== false)
+ {
+ $output .= substr($input, 0, $pos);
+ $input = substr_replace($input, '', 0, $pos);
+ }
+ else
+ {
+ $output .= $input;
+ $input = '';
+ }
+ }
+ return $output . $input;
+ }
+
+ /**
+ * Replace invalid character with percent encoding
+ *
+ * @access private
+ * @param string $string Input string
+ * @param string $valid_chars Valid characters
+ * @param int $case Normalise case
+ * @return string
+ */
+ function replace_invalid_with_pct_encoding($string, $valid_chars, $case = SIMPLEPIE_SAME_CASE)
+ {
+ // Normalise case
+ if ($case & SIMPLEPIE_LOWERCASE)
+ {
+ $string = strtolower($string);
+ }
+ elseif ($case & SIMPLEPIE_UPPERCASE)
+ {
+ $string = strtoupper($string);
+ }
+
+ // Store position and string length (to avoid constantly recalculating this)
+ $position = 0;
+ $strlen = strlen($string);
+
+ // Loop as long as we have invalid characters, advancing the position to the next invalid character
+ while (($position += strspn($string, $valid_chars, $position)) < $strlen)
+ {
+ // If we have a % character
+ if ($string[$position] === '%')
+ {
+ // If we have a pct-encoded section
+ if ($position + 2 < $strlen && strspn($string, '0123456789ABCDEFabcdef', $position + 1, 2) === 2)
+ {
+ // Get the the represented character
+ $chr = chr(hexdec(substr($string, $position + 1, 2)));
+
+ // If the character is valid, replace the pct-encoded with the actual character while normalising case
+ if (strpos($valid_chars, $chr) !== false)
+ {
+ if ($case & SIMPLEPIE_LOWERCASE)
+ {
+ $chr = strtolower($chr);
+ }
+ elseif ($case & SIMPLEPIE_UPPERCASE)
+ {
+ $chr = strtoupper($chr);
+ }
+ $string = substr_replace($string, $chr, $position, 3);
+ $strlen -= 2;
+ $position++;
+ }
+
+ // Otherwise just normalise the pct-encoded to uppercase
+ else
+ {
+ $string = substr_replace($string, strtoupper(substr($string, $position + 1, 2)), $position + 1, 2);
+ $position += 3;
+ }
+ }
+ // If we don't have a pct-encoded section, just replace the % with its own esccaped form
+ else
+ {
+ $string = substr_replace($string, '%25', $position, 1);
+ $strlen += 2;
+ $position += 3;
+ }
+ }
+ // If we have an invalid character, change into its pct-encoded form
+ else
+ {
+ $replacement = sprintf("%%%02X", ord($string[$position]));
+ $string = str_replace($string[$position], $replacement, $string);
+ $strlen = strlen($string);
+ }
+ }
+ return $string;
+ }
+
+ /**
+ * Check if the object represents a valid IRI
+ *
+ * @access public
+ * @return bool
+ */
+ function is_valid()
+ {
+ return array_sum($this->valid) === count($this->valid);
+ }
+
+ /**
+ * Set the scheme. Returns true on success, false on failure (if there are
+ * any invalid characters).
+ *
+ * @access public
+ * @param string $scheme
+ * @return bool
+ */
+ function set_scheme($scheme)
+ {
+ if ($scheme === null || $scheme === '')
+ {
+ $this->scheme = null;
+ }
+ else
+ {
+ $len = strlen($scheme);
+ switch (true)
+ {
+ case $len > 1:
+ if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+-.', 1))
+ {
+ $this->scheme = null;
+ $this->valid[__FUNCTION__] = false;
+ return false;
+ }
+
+ case $len > 0:
+ if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', 0, 1))
+ {
+ $this->scheme = null;
+ $this->valid[__FUNCTION__] = false;
+ return false;
+ }
+ }
+ $this->scheme = strtolower($scheme);
+ }
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+
+ /**
+ * Set the authority. Returns true on success, false on failure (if there are
+ * any invalid characters).
+ *
+ * @access public
+ * @param string $authority
+ * @return bool
+ */
+ function set_authority($authority)
+ {
+ if (($userinfo_end = strrpos($authority, '@')) !== false)
+ {
+ $userinfo = substr($authority, 0, $userinfo_end);
+ $authority = substr($authority, $userinfo_end + 1);
+ }
+ else
+ {
+ $userinfo = null;
+ }
+
+ if (($port_start = strpos($authority, ':')) !== false)
+ {
+ $port = substr($authority, $port_start + 1);
+ $authority = substr($authority, 0, $port_start);
+ }
+ else
+ {
+ $port = null;
+ }
+
+ return $this->set_userinfo($userinfo) && $this->set_host($authority) && $this->set_port($port);
+ }
+
+ /**
+ * Set the userinfo.
+ *
+ * @access public
+ * @param string $userinfo
+ * @return bool
+ */
+ function set_userinfo($userinfo)
+ {
+ if ($userinfo === null || $userinfo === '')
+ {
+ $this->userinfo = null;
+ }
+ else
+ {
+ $this->userinfo = $this->replace_invalid_with_pct_encoding($userinfo, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:');
+ }
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+
+ /**
+ * Set the host. Returns true on success, false on failure (if there are
+ * any invalid characters).
+ *
+ * @access public
+ * @param string $host
+ * @return bool
+ */
+ function set_host($host)
+ {
+ if ($host === null || $host === '')
+ {
+ $this->host = null;
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ elseif ($host[0] === '[' && substr($host, -1) === ']')
+ {
+ if (Net_IPv6::checkIPv6(substr($host, 1, -1)))
+ {
+ $this->host = $host;
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ else
+ {
+ $this->host = null;
+ $this->valid[__FUNCTION__] = false;
+ return false;
+ }
+ }
+ else
+ {
+ $this->host = $this->replace_invalid_with_pct_encoding($host, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=', SIMPLEPIE_LOWERCASE);
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ }
+
+ /**
+ * Set the port. Returns true on success, false on failure (if there are
+ * any invalid characters).
+ *
+ * @access public
+ * @param string $port
+ * @return bool
+ */
+ function set_port($port)
+ {
+ if ($port === null || $port === '')
+ {
+ $this->port = null;
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ elseif (strspn($port, '0123456789') === strlen($port))
+ {
+ $this->port = (int) $port;
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ else
+ {
+ $this->port = null;
+ $this->valid[__FUNCTION__] = false;
+ return false;
+ }
+ }
+
+ /**
+ * Set the path.
+ *
+ * @access public
+ * @param string $path
+ * @return bool
+ */
+ function set_path($path)
+ {
+ if ($path === null || $path === '')
+ {
+ $this->path = null;
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ elseif (substr($path, 0, 2) === '//' && $this->userinfo === null && $this->host === null && $this->port === null)
+ {
+ $this->path = null;
+ $this->valid[__FUNCTION__] = false;
+ return false;
+ }
+ else
+ {
+ $this->path = $this->replace_invalid_with_pct_encoding($path, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=@/');
+ if ($this->scheme !== null)
+ {
+ $this->path = $this->remove_dot_segments($this->path);
+ }
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+ }
+
+ /**
+ * Set the query.
+ *
+ * @access public
+ * @param string $query
+ * @return bool
+ */
+ function set_query($query)
+ {
+ if ($query === null || $query === '')
+ {
+ $this->query = null;
+ }
+ else
+ {
+ $this->query = $this->replace_invalid_with_pct_encoding($query, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:@/?');
+ }
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+
+ /**
+ * Set the fragment.
+ *
+ * @access public
+ * @param string $fragment
+ * @return bool
+ */
+ function set_fragment($fragment)
+ {
+ if ($fragment === null || $fragment === '')
+ {
+ $this->fragment = null;
+ }
+ else
+ {
+ $this->fragment = $this->replace_invalid_with_pct_encoding($fragment, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:@/?');
+ }
+ $this->valid[__FUNCTION__] = true;
+ return true;
+ }
+
+ /**
+ * Get the complete IRI
+ *
+ * @access public
+ * @return string
+ */
+ function get_iri()
+ {
+ $iri = '';
+ if ($this->scheme !== null)
+ {
+ $iri .= $this->scheme . ':';
+ }
+ if (($authority = $this->get_authority()) !== null)
+ {
+ $iri .= '//' . $authority;
+ }
+ if ($this->path !== null)
+ {
+ $iri .= $this->path;
+ }
+ if ($this->query !== null)
+ {
+ $iri .= '?' . $this->query;
+ }
+ if ($this->fragment !== null)
+ {
+ $iri .= '#' . $this->fragment;
+ }
+
+ if ($iri !== '')
+ {
+ return $iri;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Get the scheme
+ *
+ * @access public
+ * @return string
+ */
+ function get_scheme()
+ {
+ return $this->scheme;
+ }
+
+ /**
+ * Get the complete authority
+ *
+ * @access public
+ * @return string
+ */
+ function get_authority()
+ {
+ $authority = '';
+ if ($this->userinfo !== null)
+ {
+ $authority .= $this->userinfo . '@';
+ }
+ if ($this->host !== null)
+ {
+ $authority .= $this->host;
+ }
+ if ($this->port !== null)
+ {
+ $authority .= ':' . $this->port;
+ }
+
+ if ($authority !== '')
+ {
+ return $authority;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Get the user information
+ *
+ * @access public
+ * @return string
+ */
+ function get_userinfo()
+ {
+ return $this->userinfo;
+ }
+
+ /**
+ * Get the host
+ *
+ * @access public
+ * @return string
+ */
+ function get_host()
+ {
+ return $this->host;
+ }
+
+ /**
+ * Get the port
+ *
+ * @access public
+ * @return string
+ */
+ function get_port()
+ {
+ return $this->port;
+ }
+
+ /**
+ * Get the path
+ *
+ * @access public
+ * @return string
+ */
+ function get_path()
+ {
+ return $this->path;
+ }
+
+ /**
+ * Get the query
+ *
+ * @access public
+ * @return string
+ */
+ function get_query()
+ {
+ return $this->query;
+ }
+
+ /**
+ * Get the fragment
+ *
+ * @access public
+ * @return string
+ */
+ function get_fragment()
+ {
+ return $this->fragment;
+ }
+}
+
+/**
+ * Class to validate and to work with IPv6 addresses.
+ *
+ * @package SimplePie
+ * @copyright 2003-2005 The PHP Group
+ * @license http://www.opensource.org/licenses/bsd-license.php
+ * @link http://pear.php.net/package/Net_IPv6
+ * @author Alexander Merz
+ * @author elfrink at introweb dot nl
+ * @author Josh Peck
+ * @author Geoffrey Sneddon
+ */
+class SimplePie_Net_IPv6
+{
+ /**
+ * Removes a possible existing netmask specification of an IP address.
+ *
+ * @param string $ip the (compressed) IP as Hex representation
+ * @return string the IP the without netmask
+ * @since 1.1.0
+ * @access public
+ * @static
+ */
+ function removeNetmaskSpec($ip)
+ {
+ if (strpos($ip, '/') !== false)
+ {
+ list($addr, $nm) = explode('/', $ip);
+ }
+ else
+ {
+ $addr = $ip;
+ }
+ return $addr;
+ }
+
+ /**
+ * Uncompresses an IPv6 address
+ *
+ * RFC 2373 allows you to compress zeros in an address to '::'. This
+ * function expects an valid IPv6 address and expands the '::' to
+ * the required zeros.
+ *
+ * Example: FF01::101 -> FF01:0:0:0:0:0:0:101
+ * ::1 -> 0:0:0:0:0:0:0:1
+ *
+ * @access public
+ * @static
+ * @param string $ip a valid IPv6-address (hex format)
+ * @return string the uncompressed IPv6-address (hex format)
+ */
+ function Uncompress($ip)
+ {
+ $uip = SimplePie_Net_IPv6::removeNetmaskSpec($ip);
+ $c1 = -1;
+ $c2 = -1;
+ if (strpos($ip, '::') !== false)
+ {
+ list($ip1, $ip2) = explode('::', $ip);
+ if ($ip1 === '')
+ {
+ $c1 = -1;
+ }
+ else
+ {
+ $pos = 0;
+ if (($pos = substr_count($ip1, ':')) > 0)
+ {
+ $c1 = $pos;
+ }
+ else
+ {
+ $c1 = 0;
+ }
+ }
+ if ($ip2 === '')
+ {
+ $c2 = -1;
+ }
+ else
+ {
+ $pos = 0;
+ if (($pos = substr_count($ip2, ':')) > 0)
+ {
+ $c2 = $pos;
+ }
+ else
+ {
+ $c2 = 0;
+ }
+ }
+ if (strstr($ip2, '.'))
+ {
+ $c2++;
+ }
+ // ::
+ if ($c1 === -1 && $c2 === -1)
+ {
+ $uip = '0:0:0:0:0:0:0:0';
+ }
+ // ::xxx
+ else if ($c1 === -1)
+ {
+ $fill = str_repeat('0:', 7 - $c2);
+ $uip = str_replace('::', $fill, $uip);
+ }
+ // xxx::
+ else if ($c2 === -1)
+ {
+ $fill = str_repeat(':0', 7 - $c1);
+ $uip = str_replace('::', $fill, $uip);
+ }
+ // xxx::xxx
+ else
+ {
+ $fill = str_repeat(':0:', 6 - $c2 - $c1);
+ $uip = str_replace('::', $fill, $uip);
+ $uip = str_replace('::', ':', $uip);
+ }
+ }
+ return $uip;
+ }
+
+ /**
+ * Splits an IPv6 address into the IPv6 and a possible IPv4 part
+ *
+ * RFC 2373 allows you to note the last two parts of an IPv6 address as
+ * an IPv4 compatible address
+ *
+ * Example: 0:0:0:0:0:0:13.1.68.3
+ * 0:0:0:0:0:FFFF:129.144.52.38
+ *
+ * @access public
+ * @static
+ * @param string $ip a valid IPv6-address (hex format)
+ * @return array [0] contains the IPv6 part, [1] the IPv4 part (hex format)
+ */
+ function SplitV64($ip)
+ {
+ $ip = SimplePie_Net_IPv6::Uncompress($ip);
+ if (strstr($ip, '.'))
+ {
+ $pos = strrpos($ip, ':');
+ $ip[$pos] = '_';
+ $ipPart = explode('_', $ip);
+ return $ipPart;
+ }
+ else
+ {
+ return array($ip, '');
+ }
+ }
+
+ /**
+ * Checks an IPv6 address
+ *
+ * Checks if the given IP is IPv6-compatible
+ *
+ * @access public
+ * @static
+ * @param string $ip a valid IPv6-address
+ * @return bool true if $ip is an IPv6 address
+ */
+ function checkIPv6($ip)
+ {
+ $ipPart = SimplePie_Net_IPv6::SplitV64($ip);
+ $count = 0;
+ if (!empty($ipPart[0]))
+ {
+ $ipv6 = explode(':', $ipPart[0]);
+ for ($i = 0; $i < count($ipv6); $i++)
+ {
+ $dec = hexdec($ipv6[$i]);
+ $hex = strtoupper(preg_replace('/^[0]{1,3}(.*[0-9a-fA-F])$/', '\\1', $ipv6[$i]));
+ if ($ipv6[$i] >= 0 && $dec <= 65535 && $hex === strtoupper(dechex($dec)))
+ {
+ $count++;
+ }
+ }
+ if ($count === 8)
+ {
+ return true;
+ }
+ elseif ($count === 6 && !empty($ipPart[1]))
+ {
+ $ipv4 = explode('.', $ipPart[1]);
+ $count = 0;
+ foreach ($ipv4 as $ipv4_part)
+ {
+ if ($ipv4_part >= 0 && $ipv4_part <= 255 && preg_match('/^\d{1,3}$/', $ipv4_part))
+ {
+ $count++;
+ }
+ }
+ if ($count === 4)
+ {
+ return true;
+ }
+ }
+ else
+ {
+ return false;
+ }
+
+ }
+ else
+ {
+ return false;
+ }
+ }
+}
+
+/**
+ * Date Parser
+ *
+ * @package SimplePie
+ */
+class SimplePie_Parse_Date
+{
+ /**
+ * Input data
+ *
+ * @access protected
+ * @var string
+ */
+ var $date;
+
+ /**
+ * List of days, calendar day name => ordinal day number in the week
+ *
+ * @access protected
+ * @var array
+ */
+ var $day = array(
+ // English
+ 'mon' => 1,
+ 'monday' => 1,
+ 'tue' => 2,
+ 'tuesday' => 2,
+ 'wed' => 3,
+ 'wednesday' => 3,
+ 'thu' => 4,
+ 'thursday' => 4,
+ 'fri' => 5,
+ 'friday' => 5,
+ 'sat' => 6,
+ 'saturday' => 6,
+ 'sun' => 7,
+ 'sunday' => 7,
+ // Dutch
+ 'maandag' => 1,
+ 'dinsdag' => 2,
+ 'woensdag' => 3,
+ 'donderdag' => 4,
+ 'vrijdag' => 5,
+ 'zaterdag' => 6,
+ 'zondag' => 7,
+ // French
+ 'lundi' => 1,
+ 'mardi' => 2,
+ 'mercredi' => 3,
+ 'jeudi' => 4,
+ 'vendredi' => 5,
+ 'samedi' => 6,
+ 'dimanche' => 7,
+ // German
+ 'montag' => 1,
+ 'dienstag' => 2,
+ 'mittwoch' => 3,
+ 'donnerstag' => 4,
+ 'freitag' => 5,
+ 'samstag' => 6,
+ 'sonnabend' => 6,
+ 'sonntag' => 7,
+ // Italian
+ 'lunedì' => 1,
+ 'martedì' => 2,
+ 'mercoledì' => 3,
+ 'giovedì' => 4,
+ 'venerdì' => 5,
+ 'sabato' => 6,
+ 'domenica' => 7,
+ // Spanish
+ 'lunes' => 1,
+ 'martes' => 2,
+ 'miércoles' => 3,
+ 'jueves' => 4,
+ 'viernes' => 5,
+ 'sábado' => 6,
+ 'domingo' => 7,
+ // Finnish
+ 'maanantai' => 1,
+ 'tiistai' => 2,
+ 'keskiviikko' => 3,
+ 'torstai' => 4,
+ 'perjantai' => 5,
+ 'lauantai' => 6,
+ 'sunnuntai' => 7,
+ // Hungarian
+ 'hétfő' => 1,
+ 'kedd' => 2,
+ 'szerda' => 3,
+ 'csütörtok' => 4,
+ 'péntek' => 5,
+ 'szombat' => 6,
+ 'vasárnap' => 7,
+ // Greek
+ 'Δευ' => 1,
+ 'Τρι' => 2,
+ 'Τετ' => 3,
+ 'Πεμ' => 4,
+ 'Παρ' => 5,
+ 'Σαβ' => 6,
+ 'Κυρ' => 7,
+ );
+
+ /**
+ * List of months, calendar month name => calendar month number
+ *
+ * @access protected
+ * @var array
+ */
+ var $month = array(
+ // English
+ 'jan' => 1,
+ 'january' => 1,
+ 'feb' => 2,
+ 'february' => 2,
+ 'mar' => 3,
+ 'march' => 3,
+ 'apr' => 4,
+ 'april' => 4,
+ 'may' => 5,
+ // No long form of May
+ 'jun' => 6,
+ 'june' => 6,
+ 'jul' => 7,
+ 'july' => 7,
+ 'aug' => 8,
+ 'august' => 8,
+ 'sep' => 9,
+ 'september' => 8,
+ 'oct' => 10,
+ 'october' => 10,
+ 'nov' => 11,
+ 'november' => 11,
+ 'dec' => 12,
+ 'december' => 12,
+ // Dutch
+ 'januari' => 1,
+ 'februari' => 2,
+ 'maart' => 3,
+ 'april' => 4,
+ 'mei' => 5,
+ 'juni' => 6,
+ 'juli' => 7,
+ 'augustus' => 8,
+ 'september' => 9,
+ 'oktober' => 10,
+ 'november' => 11,
+ 'december' => 12,
+ // French
+ 'janvier' => 1,
+ 'février' => 2,
+ 'mars' => 3,
+ 'avril' => 4,
+ 'mai' => 5,
+ 'juin' => 6,
+ 'juillet' => 7,
+ 'août' => 8,
+ 'septembre' => 9,
+ 'octobre' => 10,
+ 'novembre' => 11,
+ 'décembre' => 12,
+ // German
+ 'januar' => 1,
+ 'februar' => 2,
+ 'märz' => 3,
+ 'april' => 4,
+ 'mai' => 5,
+ 'juni' => 6,
+ 'juli' => 7,
+ 'august' => 8,
+ 'september' => 9,
+ 'oktober' => 10,
+ 'november' => 11,
+ 'dezember' => 12,
+ // Italian
+ 'gennaio' => 1,
+ 'febbraio' => 2,
+ 'marzo' => 3,
+ 'aprile' => 4,
+ 'maggio' => 5,
+ 'giugno' => 6,
+ 'luglio' => 7,
+ 'agosto' => 8,
+ 'settembre' => 9,
+ 'ottobre' => 10,
+ 'novembre' => 11,
+ 'dicembre' => 12,
+ // Spanish
+ 'enero' => 1,
+ 'febrero' => 2,
+ 'marzo' => 3,
+ 'abril' => 4,
+ 'mayo' => 5,
+ 'junio' => 6,
+ 'julio' => 7,
+ 'agosto' => 8,
+ 'septiembre' => 9,
+ 'setiembre' => 9,
+ 'octubre' => 10,
+ 'noviembre' => 11,
+ 'diciembre' => 12,
+ // Finnish
+ 'tammikuu' => 1,
+ 'helmikuu' => 2,
+ 'maaliskuu' => 3,
+ 'huhtikuu' => 4,
+ 'toukokuu' => 5,
+ 'kesäkuu' => 6,
+ 'heinäkuu' => 7,
+ 'elokuu' => 8,
+ 'suuskuu' => 9,
+ 'lokakuu' => 10,
+ 'marras' => 11,
+ 'joulukuu' => 12,
+ // Hungarian
+ 'január' => 1,
+ 'február' => 2,
+ 'március' => 3,
+ 'április' => 4,
+ 'május' => 5,
+ 'június' => 6,
+ 'július' => 7,
+ 'augusztus' => 8,
+ 'szeptember' => 9,
+ 'október' => 10,
+ 'november' => 11,
+ 'december' => 12,
+ // Greek
+ 'Ιαν' => 1,
+ 'Φεβ' => 2,
+ 'Μάώ' => 3,
+ 'Μαώ' => 3,
+ 'Απρ' => 4,
+ 'Μάι' => 5,
+ 'Μαϊ' => 5,
+ 'Μαι' => 5,
+ 'Ιούν' => 6,
+ 'Ιον' => 6,
+ 'Ιούλ' => 7,
+ 'Ιολ' => 7,
+ 'Αύγ' => 8,
+ 'Αυγ' => 8,
+ 'Σεπ' => 9,
+ 'Οκτ' => 10,
+ 'Νοέ' => 11,
+ 'Δεκ' => 12,
+ );
+
+ /**
+ * List of timezones, abbreviation => offset from UTC
+ *
+ * @access protected
+ * @var array
+ */
+ var $timezone = array(
+ 'ACDT' => 37800,
+ 'ACIT' => 28800,
+ 'ACST' => 34200,
+ 'ACT' => -18000,
+ 'ACWDT' => 35100,
+ 'ACWST' => 31500,
+ 'AEDT' => 39600,
+ 'AEST' => 36000,
+ 'AFT' => 16200,
+ 'AKDT' => -28800,
+ 'AKST' => -32400,
+ 'AMDT' => 18000,
+ 'AMT' => -14400,
+ 'ANAST' => 46800,
+ 'ANAT' => 43200,
+ 'ART' => -10800,
+ 'AZOST' => -3600,
+ 'AZST' => 18000,
+ 'AZT' => 14400,
+ 'BIOT' => 21600,
+ 'BIT' => -43200,
+ 'BOT' => -14400,
+ 'BRST' => -7200,
+ 'BRT' => -10800,
+ 'BST' => 3600,
+ 'BTT' => 21600,
+ 'CAST' => 18000,
+ 'CAT' => 7200,
+ 'CCT' => 23400,
+ 'CDT' => -18000,
+ 'CEDT' => 7200,
+ 'CET' => 3600,
+ 'CGST' => -7200,
+ 'CGT' => -10800,
+ 'CHADT' => 49500,
+ 'CHAST' => 45900,
+ 'CIST' => -28800,
+ 'CKT' => -36000,
+ 'CLDT' => -10800,
+ 'CLST' => -14400,
+ 'COT' => -18000,
+ 'CST' => -21600,
+ 'CVT' => -3600,
+ 'CXT' => 25200,
+ 'DAVT' => 25200,
+ 'DTAT' => 36000,
+ 'EADT' => -18000,
+ 'EAST' => -21600,
+ 'EAT' => 10800,
+ 'ECT' => -18000,
+ 'EDT' => -14400,
+ 'EEST' => 10800,
+ 'EET' => 7200,
+ 'EGT' => -3600,
+ 'EKST' => 21600,
+ 'EST' => -18000,
+ 'FJT' => 43200,
+ 'FKDT' => -10800,
+ 'FKST' => -14400,
+ 'FNT' => -7200,
+ 'GALT' => -21600,
+ 'GEDT' => 14400,
+ 'GEST' => 10800,
+ 'GFT' => -10800,
+ 'GILT' => 43200,
+ 'GIT' => -32400,
+ 'GST' => 14400,
+ 'GST' => -7200,
+ 'GYT' => -14400,
+ 'HAA' => -10800,
+ 'HAC' => -18000,
+ 'HADT' => -32400,
+ 'HAE' => -14400,
+ 'HAP' => -25200,
+ 'HAR' => -21600,
+ 'HAST' => -36000,
+ 'HAT' => -9000,
+ 'HAY' => -28800,
+ 'HKST' => 28800,
+ 'HMT' => 18000,
+ 'HNA' => -14400,
+ 'HNC' => -21600,
+ 'HNE' => -18000,
+ 'HNP' => -28800,
+ 'HNR' => -25200,
+ 'HNT' => -12600,
+ 'HNY' => -32400,
+ 'IRDT' => 16200,
+ 'IRKST' => 32400,
+ 'IRKT' => 28800,
+ 'IRST' => 12600,
+ 'JFDT' => -10800,
+ 'JFST' => -14400,
+ 'JST' => 32400,
+ 'KGST' => 21600,
+ 'KGT' => 18000,
+ 'KOST' => 39600,
+ 'KOVST' => 28800,
+ 'KOVT' => 25200,
+ 'KRAST' => 28800,
+ 'KRAT' => 25200,
+ 'KST' => 32400,
+ 'LHDT' => 39600,
+ 'LHST' => 37800,
+ 'LINT' => 50400,
+ 'LKT' => 21600,
+ 'MAGST' => 43200,
+ 'MAGT' => 39600,
+ 'MAWT' => 21600,
+ 'MDT' => -21600,
+ 'MESZ' => 7200,
+ 'MEZ' => 3600,
+ 'MHT' => 43200,
+ 'MIT' => -34200,
+ 'MNST' => 32400,
+ 'MSDT' => 14400,
+ 'MSST' => 10800,
+ 'MST' => -25200,
+ 'MUT' => 14400,
+ 'MVT' => 18000,
+ 'MYT' => 28800,
+ 'NCT' => 39600,
+ 'NDT' => -9000,
+ 'NFT' => 41400,
+ 'NMIT' => 36000,
+ 'NOVST' => 25200,
+ 'NOVT' => 21600,
+ 'NPT' => 20700,
+ 'NRT' => 43200,
+ 'NST' => -12600,
+ 'NUT' => -39600,
+ 'NZDT' => 46800,
+ 'NZST' => 43200,
+ 'OMSST' => 25200,
+ 'OMST' => 21600,
+ 'PDT' => -25200,
+ 'PET' => -18000,
+ 'PETST' => 46800,
+ 'PETT' => 43200,
+ 'PGT' => 36000,
+ 'PHOT' => 46800,
+ 'PHT' => 28800,
+ 'PKT' => 18000,
+ 'PMDT' => -7200,
+ 'PMST' => -10800,
+ 'PONT' => 39600,
+ 'PST' => -28800,
+ 'PWT' => 32400,
+ 'PYST' => -10800,
+ 'PYT' => -14400,
+ 'RET' => 14400,
+ 'ROTT' => -10800,
+ 'SAMST' => 18000,
+ 'SAMT' => 14400,
+ 'SAST' => 7200,
+ 'SBT' => 39600,
+ 'SCDT' => 46800,
+ 'SCST' => 43200,
+ 'SCT' => 14400,
+ 'SEST' => 3600,
+ 'SGT' => 28800,
+ 'SIT' => 28800,
+ 'SRT' => -10800,
+ 'SST' => -39600,
+ 'SYST' => 10800,
+ 'SYT' => 7200,
+ 'TFT' => 18000,
+ 'THAT' => -36000,
+ 'TJT' => 18000,
+ 'TKT' => -36000,
+ 'TMT' => 18000,
+ 'TOT' => 46800,
+ 'TPT' => 32400,
+ 'TRUT' => 36000,
+ 'TVT' => 43200,
+ 'TWT' => 28800,
+ 'UYST' => -7200,
+ 'UYT' => -10800,
+ 'UZT' => 18000,
+ 'VET' => -14400,
+ 'VLAST' => 39600,
+ 'VLAT' => 36000,
+ 'VOST' => 21600,
+ 'VUT' => 39600,
+ 'WAST' => 7200,
+ 'WAT' => 3600,
+ 'WDT' => 32400,
+ 'WEST' => 3600,
+ 'WFT' => 43200,
+ 'WIB' => 25200,
+ 'WIT' => 32400,
+ 'WITA' => 28800,
+ 'WKST' => 18000,
+ 'WST' => 28800,
+ 'YAKST' => 36000,
+ 'YAKT' => 32400,
+ 'YAPT' => 36000,
+ 'YEKST' => 21600,
+ 'YEKT' => 18000,
+ );
+
+ /**
+ * Cached PCRE for SimplePie_Parse_Date::$day
+ *
+ * @access protected
+ * @var string
+ */
+ var $day_pcre;
+
+ /**
+ * Cached PCRE for SimplePie_Parse_Date::$month
+ *
+ * @access protected
+ * @var string
+ */
+ var $month_pcre;
+
+ /**
+ * Array of user-added callback methods
+ *
+ * @access private
+ * @var array
+ */
+ var $built_in = array();
+
+ /**
+ * Array of user-added callback methods
+ *
+ * @access private
+ * @var array
+ */
+ var $user = array();
+
+ /**
+ * Create new SimplePie_Parse_Date object, and set self::day_pcre,
+ * self::month_pcre, and self::built_in
+ *
+ * @access private
+ */
+ function SimplePie_Parse_Date()
+ {
+ $this->day_pcre = '(' . implode(array_keys($this->day), '|') . ')';
+ $this->month_pcre = '(' . implode(array_keys($this->month), '|') . ')';
+
+ static $cache;
+ if (!isset($cache[get_class($this)]))
+ {
+ $all_methods = get_class_methods($this);
+
+ foreach ($all_methods as $method)
+ {
+ if (strtolower(substr($method, 0, 5)) === 'date_')
+ {
+ $cache[get_class($this)][] = $method;
+ }
+ }
+ }
+
+ foreach ($cache[get_class($this)] as $method)
+ {
+ $this->built_in[] = $method;
+ }
+ }
+
+ /**
+ * Get the object
+ *
+ * @access public
+ */
+ function get()
+ {
+ static $object;
+ if (!$object)
+ {
+ $object =& new SimplePie_Parse_Date;
+ }
+ return $object;
+ }
+
+ /**
+ * Parse a date
+ *
+ * @final
+ * @access public
+ * @param string $date Date to parse
+ * @return int Timestamp corresponding to date string, or false on failure
+ */
+ function parse($date)
+ {
+ foreach ($this->user as $method)
+ {
+ if (($returned = call_user_func($method, $date)) !== false)
+ {
+ return $returned;
+ }
+ }
+
+ foreach ($this->built_in as $method)
+ {
+ if (($returned = call_user_func(array(&$this, $method), $date)) !== false)
+ {
+ return $returned;
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Add a callback method to parse a date
+ *
+ * @final
+ * @access public
+ * @param callback $callback
+ */
+ function add_callback($callback)
+ {
+ if (is_callable($callback))
+ {
+ $this->user[] = $callback;
+ }
+ else
+ {
+ trigger_error('User-supplied function must be a valid callback', E_USER_WARNING);
+ }
+ }
+
+ /**
+ * Parse a superset of W3C-DTF (allows hyphens and colons to be omitted, as
+ * well as allowing any of upper or lower case "T", horizontal tabs, or
+ * spaces to be used as the time seperator (including more than one))
+ *
+ * @access protected
+ * @return int Timestamp
+ */
+ function date_w3cdtf($date)
+ {
+ static $pcre;
+ if (!$pcre)
+ {
+ $year = '([0-9]{4})';
+ $month = $day = $hour = $minute = $second = '([0-9]{2})';
+ $decimal = '([0-9]*)';
+ $zone = '(?:(Z)|([+\-])([0-9]{1,2}):?([0-9]{1,2}))';
+ $pcre = '/^' . $year . '(?:-?' . $month . '(?:-?' . $day . '(?:[Tt\x09\x20]+' . $hour . '(?::?' . $minute . '(?::?' . $second . '(?:.' . $decimal . ')?)?)?' . $zone . ')?)?)?$/';
+ }
+ if (preg_match($pcre, $date, $match))
+ {
+ /*
+ Capturing subpatterns:
+ 1: Year
+ 2: Month
+ 3: Day
+ 4: Hour
+ 5: Minute
+ 6: Second
+ 7: Decimal fraction of a second
+ 8: Zulu
+ 9: Timezone ±
+ 10: Timezone hours
+ 11: Timezone minutes
+ */
+
+ // Fill in empty matches
+ for ($i = count($match); $i <= 3; $i++)
+ {
+ $match[$i] = '1';
+ }
+
+ for ($i = count($match); $i <= 7; $i++)
+ {
+ $match[$i] = '0';
+ }
+
+ // Numeric timezone
+ if (isset($match[9]) && $match[9] !== '')
+ {
+ $timezone = $match[10] * 3600;
+ $timezone += $match[11] * 60;
+ if ($match[9] === '-')
+ {
+ $timezone = 0 - $timezone;
+ }
+ }
+ else
+ {
+ $timezone = 0;
+ }
+
+ // Convert the number of seconds to an integer, taking decimals into account
+ $second = round($match[6] + $match[7] / pow(10, strlen($match[7])));
+
+ return gmmktime($match[4], $match[5], $second, $match[2], $match[3], $match[1]) - $timezone;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Remove RFC822 comments
+ *
+ * @access protected
+ * @param string $data Data to strip comments from
+ * @return string Comment stripped string
+ */
+ function remove_rfc2822_comments($string)
+ {
+ $string = (string) $string;
+ $position = 0;
+ $length = strlen($string);
+ $depth = 0;
+
+ $output = '';
+
+ while ($position < $length && ($pos = strpos($string, '(', $position)) !== false)
+ {
+ $output .= substr($string, $position, $pos - $position);
+ $position = $pos + 1;
+ if ($string[$pos - 1] !== '\\')
+ {
+ $depth++;
+ while ($depth && $position < $length)
+ {
+ $position += strcspn($string, '()', $position);
+ if ($string[$position - 1] === '\\')
+ {
+ $position++;
+ continue;
+ }
+ elseif (isset($string[$position]))
+ {
+ switch ($string[$position])
+ {
+ case '(':
+ $depth++;
+ break;
+
+ case ')':
+ $depth--;
+ break;
+ }
+ $position++;
+ }
+ else
+ {
+ break;
+ }
+ }
+ }
+ else
+ {
+ $output .= '(';
+ }
+ }
+ $output .= substr($string, $position);
+
+ return $output;
+ }
+
+ /**
+ * Parse RFC2822's date format
+ *
+ * @access protected
+ * @return int Timestamp
+ */
+ function date_rfc2822($date)
+ {
+ static $pcre;
+ if (!$pcre)
+ {
+ $wsp = '[\x09\x20]';
+ $fws = '(?:' . $wsp . '+|' . $wsp . '*(?:\x0D\x0A' . $wsp . '+)+)';
+ $optional_fws = $fws . '?';
+ $day_name = $this->day_pcre;
+ $month = $this->month_pcre;
+ $day = '([0-9]{1,2})';
+ $hour = $minute = $second = '([0-9]{2})';
+ $year = '([0-9]{2,4})';
+ $num_zone = '([+\-])([0-9]{2})([0-9]{2})';
+ $character_zone = '([A-Z]{1,5})';
+ $zone = '(?:' . $num_zone . '|' . $character_zone . ')';
+ $pcre = '/(?:' . $optional_fws . $day_name . $optional_fws . ',)?' . $optional_fws . $day . $fws . $month . $fws . $year . $fws . $hour . $optional_fws . ':' . $optional_fws . $minute . '(?:' . $optional_fws . ':' . $optional_fws . $second . ')?' . $fws . $zone . '/i';
+ }
+ if (preg_match($pcre, $this->remove_rfc2822_comments($date), $match))
+ {
+ /*
+ Capturing subpatterns:
+ 1: Day name
+ 2: Day
+ 3: Month
+ 4: Year
+ 5: Hour
+ 6: Minute
+ 7: Second
+ 8: Timezone ±
+ 9: Timezone hours
+ 10: Timezone minutes
+ 11: Alphabetic timezone
+ */
+
+ // Find the month number
+ $month = $this->month[strtolower($match[3])];
+
+ // Numeric timezone
+ if ($match[8] !== '')
+ {
+ $timezone = $match[9] * 3600;
+ $timezone += $match[10] * 60;
+ if ($match[8] === '-')
+ {
+ $timezone = 0 - $timezone;
+ }
+ }
+ // Character timezone
+ elseif (isset($this->timezone[strtoupper($match[11])]))
+ {
+ $timezone = $this->timezone[strtoupper($match[11])];
+ }
+ // Assume everything else to be -0000
+ else
+ {
+ $timezone = 0;
+ }
+
+ // Deal with 2/3 digit years
+ if ($match[4] < 50)
+ {
+ $match[4] += 2000;
+ }
+ elseif ($match[4] < 1000)
+ {
+ $match[4] += 1900;
+ }
+
+ // Second is optional, if it is empty set it to zero
+ if ($match[7] !== '')
+ {
+ $second = $match[7];
+ }
+ else
+ {
+ $second = 0;
+ }
+
+ return gmmktime($match[5], $match[6], $second, $month, $match[2], $match[4]) - $timezone;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Parse RFC850's date format
+ *
+ * @access protected
+ * @return int Timestamp
+ */
+ function date_rfc850($date)
+ {
+ static $pcre;
+ if (!$pcre)
+ {
+ $space = '[\x09\x20]+';
+ $day_name = $this->day_pcre;
+ $month = $this->month_pcre;
+ $day = '([0-9]{1,2})';
+ $year = $hour = $minute = $second = '([0-9]{2})';
+ $zone = '([A-Z]{1,5})';
+ $pcre = '/^' . $day_name . ',' . $space . $day . '-' . $month . '-' . $year . $space . $hour . ':' . $minute . ':' . $second . $space . $zone . '$/i';
+ }
+ if (preg_match($pcre, $date, $match))
+ {
+ /*
+ Capturing subpatterns:
+ 1: Day name
+ 2: Day
+ 3: Month
+ 4: Year
+ 5: Hour
+ 6: Minute
+ 7: Second
+ 8: Timezone
+ */
+
+ // Month
+ $month = $this->month[strtolower($match[3])];
+
+ // Character timezone
+ if (isset($this->timezone[strtoupper($match[8])]))
+ {
+ $timezone = $this->timezone[strtoupper($match[8])];
+ }
+ // Assume everything else to be -0000
+ else
+ {
+ $timezone = 0;
+ }
+
+ // Deal with 2 digit year
+ if ($match[4] < 50)
+ {
+ $match[4] += 2000;
+ }
+ else
+ {
+ $match[4] += 1900;
+ }
+
+ return gmmktime($match[5], $match[6], $match[7], $month, $match[2], $match[4]) - $timezone;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Parse C99's asctime()'s date format
+ *
+ * @access protected
+ * @return int Timestamp
+ */
+ function date_asctime($date)
+ {
+ static $pcre;
+ if (!$pcre)
+ {
+ $space = '[\x09\x20]+';
+ $wday_name = $this->day_pcre;
+ $mon_name = $this->month_pcre;
+ $day = '([0-9]{1,2})';
+ $hour = $sec = $min = '([0-9]{2})';
+ $year = '([0-9]{4})';
+ $terminator = '\x0A?\x00?';
+ $pcre = '/^' . $wday_name . $space . $mon_name . $space . $day . $space . $hour . ':' . $min . ':' . $sec . $space . $year . $terminator . '$/i';
+ }
+ if (preg_match($pcre, $date, $match))
+ {
+ /*
+ Capturing subpatterns:
+ 1: Day name
+ 2: Month
+ 3: Day
+ 4: Hour
+ 5: Minute
+ 6: Second
+ 7: Year
+ */
+
+ $month = $this->month[strtolower($match[2])];
+ return gmmktime($match[4], $match[5], $match[6], $month, $match[3], $match[7]);
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Parse dates using strtotime()
+ *
+ * @access protected
+ * @return int Timestamp
+ */
+ function date_strtotime($date)
+ {
+ $strtotime = strtotime($date);
+ if ($strtotime === -1 || $strtotime === false)
+ {
+ return false;
+ }
+ else
+ {
+ return $strtotime;
+ }
+ }
+}
+
+/**
+ * Content-type sniffing
+ *
+ * @package SimplePie
+ */
+class SimplePie_Content_Type_Sniffer
+{
+ /**
+ * File object
+ *
+ * @var SimplePie_File
+ * @access private
+ */
+ var $file;
+
+ /**
+ * Create an instance of the class with the input file
+ *
+ * @access public
+ * @param SimplePie_Content_Type_Sniffer $file Input file
+ */
+ function SimplePie_Content_Type_Sniffer($file)
+ {
+ $this->file = $file;
+ }
+
+ /**
+ * Get the Content-Type of the specified file
+ *
+ * @access public
+ * @return string Actual Content-Type
+ */
+ function get_type()
+ {
+ if (isset($this->file->headers['content-type']))
+ {
+ if (!isset($this->file->headers['content-encoding'])
+ && ($this->file->headers['content-type'] === 'text/plain'
+ || $this->file->headers['content-type'] === 'text/plain; charset=ISO-8859-1'
+ || $this->file->headers['content-type'] === 'text/plain; charset=iso-8859-1'))
+ {
+ return $this->text_or_binary();
+ }
+
+ if (($pos = strpos($this->file->headers['content-type'], ';')) !== false)
+ {
+ $official = substr($this->file->headers['content-type'], 0, $pos);
+ }
+ else
+ {
+ $official = $this->file->headers['content-type'];
+ }
+ $official = strtolower($official);
+
+ if ($official === 'unknown/unknown'
+ || $official === 'application/unknown')
+ {
+ return $this->unknown();
+ }
+ elseif (substr($official, -4) === '+xml'
+ || $official === 'text/xml'
+ || $official === 'application/xml')
+ {
+ return $official;
+ }
+ elseif (substr($official, 0, 6) === 'image/')
+ {
+ if ($return = $this->image())
+ {
+ return $return;
+ }
+ else
+ {
+ return $official;
+ }
+ }
+ elseif ($official === 'text/html')
+ {
+ return $this->feed_or_html();
+ }
+ else
+ {
+ return $official;
+ }
+ }
+ else
+ {
+ return $this->unknown();
+ }
+ }
+
+ /**
+ * Sniff text or binary
+ *
+ * @access private
+ * @return string Actual Content-Type
+ */
+ function text_or_binary()
+ {
+ if (substr($this->file->body, 0, 2) === "\xFE\xFF"
+ || substr($this->file->body, 0, 2) === "\xFF\xFE"
+ || substr($this->file->body, 0, 4) === "\x00\x00\xFE\xFF"
+ || substr($this->file->body, 0, 3) === "\xEF\xBB\xBF")
+ {
+ return 'text/plain';
+ }
+ elseif (preg_match('/[\x00-\x08\x0E-\x1A\x1C-\x1F]/', $this->file->body))
+ {
+ return 'application/octect-stream';
+ }
+ else
+ {
+ return 'text/plain';
+ }
+ }
+
+ /**
+ * Sniff unknown
+ *
+ * @access private
+ * @return string Actual Content-Type
+ */
+ function unknown()
+ {
+ $ws = strspn($this->file->body, "\x09\x0A\x0B\x0C\x0D\x20");
+ if (strtolower(substr($this->file->body, $ws, 14)) === 'file->body, $ws, 5)) === 'file->body, $ws, 7)) === '