89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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* nghttp2 - HTTP/2.0 C Library
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*
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* Copyright (c) 2012 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef HTML_PARSER_H
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#define HTML_PARSER_H
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#include "nghttp2_config.h"
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#include <vector>
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#include <string>
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#ifdef HAVE_LIBXML2
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#include <libxml/HTMLparser.h>
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namespace nghttp2 {
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enum RequestPriority {
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REQ_PRI_HIGH = 0,
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REQ_PRI_MEDIUM = 1,
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REQ_PRI_LOW = 2,
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REQ_PRI_LOWEST = 3
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};
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struct ParserData {
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std::string base_uri;
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std::vector<std::pair<std::string, RequestPriority>> links;
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ParserData(const std::string& base_uri);
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};
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class HtmlParser {
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public:
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HtmlParser(const std::string& base_uri);
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~HtmlParser();
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int parse_chunk(const char *chunk, size_t size, int fin);
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const std::vector<std::pair<std::string, RequestPriority>>&
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get_links() const;
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void clear_links();
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private:
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int parse_chunk_internal(const char *chunk, size_t size, int fin);
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std::string base_uri_;
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htmlParserCtxtPtr parser_ctx_;
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ParserData parser_data_;
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};
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} // namespace nghttp2
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#else // !HAVE_LIBXML2
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namespace nghttp2 {
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class HtmlParser {
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public:
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HtmlParser(const std::string& base_uri) {}
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int parse_chunk(const char *chunk, size_t size, int fin) { return 0; }
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const std::vector<std::string>& get_links() const { return links_; }
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void clear_links() {}
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private:
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std::vector<std::string> links_;
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};
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} // namespace nghttp2
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#endif // !HAVE_LIBXML2
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#endif // HTML_PARSER_H
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