2015-03-05 15:32:21 +01:00
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/*
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* nghttp2 - HTTP/2 C Library
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*
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* Copyright (c) 2015 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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#include "asio_server_request_handler.h"
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#include "util.h"
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#include "http2.h"
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namespace nghttp2 {
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namespace asio_http2 {
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namespace server {
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namespace {
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std::string create_html(int status_code) {
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2016-03-19 15:41:21 +01:00
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BlockAllocator balloc(1024, 1024);
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2015-03-05 15:32:21 +01:00
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std::string res;
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res.reserve(512);
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2016-11-03 18:18:42 +01:00
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auto status_string = ::nghttp2::http2::stringify_status(balloc, status_code);
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auto reason_phrase = ::nghttp2::http2::get_reason_phrase(status_code);
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2015-03-05 15:34:42 +01:00
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res += R"(<!DOCTYPE html><html lang="en"><title>)";
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2016-11-03 18:18:42 +01:00
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res += status_string;
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res += ' ';
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res += reason_phrase;
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2015-03-05 15:32:21 +01:00
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res += "</title><body><h1>";
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2016-11-03 18:18:42 +01:00
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res += status_string;
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res += ' ';
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res += reason_phrase;
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2015-03-05 15:32:21 +01:00
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res += "</h1></body></html>";
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return res;
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}
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} // namespace
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request_cb redirect_handler(int status_code, std::string uri) {
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return [status_code, uri](const request &req, const response &res) {
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header_map h;
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h.emplace("location", header_value{std::move(uri)});
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std::string html;
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if (req.method() == "GET") {
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html = create_html(status_code);
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}
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h.emplace("content-length", header_value{util::utos(html.size())});
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res.write_head(status_code, std::move(h));
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res.end(std::move(html));
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};
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}
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request_cb status_handler(int status_code) {
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return [status_code](const request &req, const response &res) {
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2015-03-06 13:36:40 +01:00
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if (!::nghttp2::http2::expect_response_body(status_code)) {
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res.write_head(status_code);
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res.end();
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return;
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}
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// we supply content-length for HEAD request, but body will not be
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// sent.
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2015-03-05 15:32:21 +01:00
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auto html = create_html(status_code);
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header_map h;
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h.emplace("content-length", header_value{util::utos(html.size())});
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h.emplace("content-type", header_value{"text/html; charset=utf-8"});
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res.write_head(status_code, std::move(h));
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res.end(std::move(html));
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};
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}
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} // namespace server
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} // namespace asio_http2
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} // namespace nghttp2
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