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authorNicolas Lœuillet <nicolas.loeuillet@gmail.com>2013-08-25 12:12:53 -0700
committerNicolas Lœuillet <nicolas.loeuillet@gmail.com>2013-08-25 12:12:53 -0700
commitc51be6b697da573cdcf0788eb8617130ce5517a4 (patch)
tree642eaf70afb134dee5f274c84bf15b8aab00c117 /inc/3rdparty/simplepie/SimplePie/File.php
parent7ba37bd91a43321196e6d867caf9e298e82c6d6c (diff)
parent063fc1a7baaf6f7e1fb08eced058962a6140a471 (diff)
downloadwallabag-c51be6b697da573cdcf0788eb8617130ce5517a4.tar.gz
wallabag-c51be6b697da573cdcf0788eb8617130ce5517a4.tar.zst
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Merge pull request #181 from inthepoche/dev
beta4
Diffstat (limited to 'inc/3rdparty/simplepie/SimplePie/File.php')
-rw-r--r--inc/3rdparty/simplepie/SimplePie/File.php278
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diff --git a/inc/3rdparty/simplepie/SimplePie/File.php b/inc/3rdparty/simplepie/SimplePie/File.php
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1<?php
2/**
3 * SimplePie
4 *
5 * A PHP-Based RSS and Atom Feed Framework.
6 * Takes the hard work out of managing a complete RSS/Atom solution.
7 *
8 * Copyright (c) 2004-2009, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without modification, are
12 * permitted provided that the following conditions are met:
13 *
14 * * Redistributions of source code must retain the above copyright notice, this list of
15 * conditions and the following disclaimer.
16 *
17 * * Redistributions in binary form must reproduce the above copyright notice, this list
18 * of conditions and the following disclaimer in the documentation and/or other materials
19 * provided with the distribution.
20 *
21 * * Neither the name of the SimplePie Team nor the names of its contributors may be used
22 * to endorse or promote products derived from this software without specific prior
23 * written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
26 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
28 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * @package SimplePie
36 * @version 1.3-dev
37 * @copyright 2004-2010 Ryan Parman, Geoffrey Sneddon, Ryan McCue
38 * @author Ryan Parman
39 * @author Geoffrey Sneddon
40 * @author Ryan McCue
41 * @link http://simplepie.org/ SimplePie
42 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
43 * @todo phpDoc comments
44 */
45
46
47/**
48 * @todo Move to properly supporting RFC2616 (HTTP/1.1)
49 */
50class SimplePie_File
51{
52 var $url;
53 var $useragent;
54 var $success = true;
55 var $headers = array();
56 var $body;
57 var $status_code;
58 var $redirects = 0;
59 var $error;
60 var $method = SIMPLEPIE_FILE_SOURCE_NONE;
61
62 public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
63 {
64 if (class_exists('idna_convert'))
65 {
66 $idn = new idna_convert();
67 $parsed = SimplePie_Misc::parse_url($url);
68 $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
69 }
70 $this->url = $url;
71 $this->useragent = $useragent;
72 if (preg_match('/^http(s)?:\/\//i', $url))
73 {
74 if ($useragent === null)
75 {
76 $useragent = ini_get('user_agent');
77 $this->useragent = $useragent;
78 }
79 if (!is_array($headers))
80 {
81 $headers = array();
82 }
83 if (!$force_fsockopen && function_exists('curl_exec'))
84 {
85 $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL;
86 $fp = curl_init();
87 $headers2 = array();
88 foreach ($headers as $key => $value)
89 {
90 $headers2[] = "$key: $value";
91 }
92 if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
93 {
94 curl_setopt($fp, CURLOPT_ENCODING, '');
95 }
96 curl_setopt($fp, CURLOPT_URL, $url);
97 curl_setopt($fp, CURLOPT_HEADER, 1);
98 curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
99 curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
100 curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
101 curl_setopt($fp, CURLOPT_REFERER, $url);
102 curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
103 curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
104 if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
105 {
106 curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
107 curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
108 }
109
110 $this->headers = curl_exec($fp);
111 if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
112 {
113 curl_setopt($fp, CURLOPT_ENCODING, 'none');
114 $this->headers = curl_exec($fp);
115 }
116 if (curl_errno($fp))
117 {
118 $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
119 $this->success = false;
120 }
121 else
122 {
123 $info = curl_getinfo($fp);
124 curl_close($fp);
125 $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1);
126 $this->headers = array_pop($this->headers);
127 $parser = new SimplePie_HTTP_Parser($this->headers);
128 if ($parser->parse())
129 {
130 $this->headers = $parser->headers;
131 $this->body = $parser->body;
132 $this->status_code = $parser->status_code;
133 if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
134 {
135 $this->redirects++;
136 $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
137 return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
138 }
139 }
140 }
141 }
142 else
143 {
144 $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN;
145 $url_parts = parse_url($url);
146 $socket_host = $url_parts['host'];
147 if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https')
148 {
149 $socket_host = "ssl://$url_parts[host]";
150 $url_parts['port'] = 443;
151 }
152 if (!isset($url_parts['port']))
153 {
154 $url_parts['port'] = 80;
155 }
156 $fp = @fsockopen($socket_host, $url_parts['port'], $errno, $errstr, $timeout);
157 if (!$fp)
158 {
159 $this->error = 'fsockopen error: ' . $errstr;
160 $this->success = false;
161 }
162 else
163 {
164 stream_set_timeout($fp, $timeout);
165 if (isset($url_parts['path']))
166 {
167 if (isset($url_parts['query']))
168 {
169 $get = "$url_parts[path]?$url_parts[query]";
170 }
171 else
172 {
173 $get = $url_parts['path'];
174 }
175 }
176 else
177 {
178 $get = '/';
179 }
180 $out = "GET $get HTTP/1.1\r\n";
181 $out .= "Host: $url_parts[host]\r\n";
182 $out .= "User-Agent: $useragent\r\n";
183 if (extension_loaded('zlib'))
184 {
185 $out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n";
186 }
187
188 if (isset($url_parts['user']) && isset($url_parts['pass']))
189 {
190 $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n";
191 }
192 foreach ($headers as $key => $value)
193 {
194 $out .= "$key: $value\r\n";
195 }
196 $out .= "Connection: Close\r\n\r\n";
197 fwrite($fp, $out);
198
199 $info = stream_get_meta_data($fp);
200
201 $this->headers = '';
202 while (!$info['eof'] && !$info['timed_out'])
203 {
204 $this->headers .= fread($fp, 1160);
205 $info = stream_get_meta_data($fp);
206 }
207 if (!$info['timed_out'])
208 {
209 $parser = new SimplePie_HTTP_Parser($this->headers);
210 if ($parser->parse())
211 {
212 $this->headers = $parser->headers;
213 $this->body = $parser->body;
214 $this->status_code = $parser->status_code;
215 if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
216 {
217 $this->redirects++;
218 $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
219 return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
220 }
221 if (isset($this->headers['content-encoding']))
222 {
223 // Hey, we act dumb elsewhere, so let's do that here too
224 switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
225 {
226 case 'gzip':
227 case 'x-gzip':
228 $decoder = new SimplePie_gzdecode($this->body);
229 if (!$decoder->parse())
230 {
231 $this->error = 'Unable to decode HTTP "gzip" stream';
232 $this->success = false;
233 }
234 else
235 {
236 $this->body = $decoder->data;
237 }
238 break;
239
240 case 'deflate':
241 if (($body = gzuncompress($this->body)) === false)
242 {
243 if (($body = gzinflate($this->body)) === false)
244 {
245 $this->error = 'Unable to decode HTTP "deflate" stream';
246 $this->success = false;
247 }
248 }
249 $this->body = $body;
250 break;
251
252 default:
253 $this->error = 'Unknown content coding';
254 $this->success = false;
255 }
256 }
257 }
258 }
259 else
260 {
261 $this->error = 'fsocket timed out';
262 $this->success = false;
263 }
264 fclose($fp);
265 }
266 }
267 }
268 else
269 {
270 $this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
271 if (!$this->body = file_get_contents($url))
272 {
273 $this->error = 'file_get_contents could not read the file';
274 $this->success = false;
275 }
276 }
277 }
278}
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