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wp/wp-includes/SimplePie/File.php
changeset 16 a86126ab1dd4
parent 0 d970ebf37754
child 18 be944660c56a
equal deleted inserted replaced
15:3d4e9c994f10 16:a86126ab1dd4 
     3  * SimplePie
 
     3  * SimplePie
 
     4  *
 
     4  *
 
     5  * A PHP-Based RSS and Atom Feed Framework.
 
     5  * A PHP-Based RSS and Atom Feed Framework.
 
     6  * Takes the hard work out of managing a complete RSS/Atom solution.
 
     6  * Takes the hard work out of managing a complete RSS/Atom solution.
 
     7  *
 
     7  *
 
     8  * Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
 
     8  * Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
 
     9  * All rights reserved.
 
     9  * All rights reserved.
 
    10  *
 
    10  *
 
    11  * Redistribution and use in source and binary forms, with or without modification, are
 
    11  * Redistribution and use in source and binary forms, with or without modification, are
 
    12  * permitted provided that the following conditions are met:
 
    12  * permitted provided that the following conditions are met:
 
    13  *
 
    13  *
 
    31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 
    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
 
    32  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 
    33  * POSSIBILITY OF SUCH DAMAGE.
 
    33  * POSSIBILITY OF SUCH DAMAGE.
 
    34  *
 
    34  *
 
    35  * @package SimplePie
 
    35  * @package SimplePie
 
    36  * @version 1.3.1
 
    36  * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
 
    37  * @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
 
       
    38  * @author Ryan Parman
 
    37  * @author Ryan Parman
 
    39  * @author Geoffrey Sneddon
 
    38  * @author Sam Sneddon
 
    40  * @author Ryan McCue
 
    39  * @author Ryan McCue
 
    41  * @link http://simplepie.org/ SimplePie
 
    40  * @link http://simplepie.org/ SimplePie
 
    42  * @license http://www.opensource.org/licenses/bsd-license.php BSD License
 
    41  * @license http://www.opensource.org/licenses/bsd-license.php BSD License
 
    43  */
 
    42  */
 
    44 
    43 
    62 	var $body;
 
    61 	var $body;
 
    63 	var $status_code;
 
    62 	var $status_code;
 
    64 	var $redirects = 0;
 
    63 	var $redirects = 0;
 
    65 	var $error;
 
    64 	var $error;
 
    66 	var $method = SIMPLEPIE_FILE_SOURCE_NONE;
 
    65 	var $method = SIMPLEPIE_FILE_SOURCE_NONE;
 
    67 
    66 	var $permanent_url;
 
    68 	public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
 
    67 
       
    68 	public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false, $curl_options = array())
 
    69 	{
 
    69 	{
 
    70 		if (class_exists('idna_convert'))
 
    70 		if (class_exists('idna_convert'))
 
    71 		{
 
    71 		{
 
    72 			$idn = new idna_convert();
 
    72 			$idn = new idna_convert();
 
    73 			$parsed = SimplePie_Misc::parse_url($url);
 
    73 			$parsed = SimplePie_Misc::parse_url($url);
 
    74 			$url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
 
    74 			$url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], NULL);
 
    75 		}
 
    75 		}
 
    76 		$this->url = $url;
 
    76 		$this->url = $url;
 
       
    77 		$this->permanent_url = $url;
 
    77 		$this->useragent = $useragent;
 
    78 		$this->useragent = $useragent;
 
    78 		if (preg_match('/^http(s)?:\/\//i', $url))
 
    79 		if (preg_match('/^http(s)?:\/\//i', $url))
 
    79 		{
 
    80 		{
 
    80 			if ($useragent === null)
 
    81 			if ($useragent === null)
 
    81 			{
 
    82 			{
 
   100 					curl_setopt($fp, CURLOPT_ENCODING, '');
 
   101 					curl_setopt($fp, CURLOPT_ENCODING, '');
 
   101 				}
 
   102 				}
 
   102 				curl_setopt($fp, CURLOPT_URL, $url);
 
   103 				curl_setopt($fp, CURLOPT_URL, $url);
 
   103 				curl_setopt($fp, CURLOPT_HEADER, 1);
 
   104 				curl_setopt($fp, CURLOPT_HEADER, 1);
 
   104 				curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
 
   105 				curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
 
       
   106 				curl_setopt($fp, CURLOPT_FAILONERROR, 1);
 
   105 				curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
 
   107 				curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
 
   106 				curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
 
   108 				curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
 
   107 				curl_setopt($fp, CURLOPT_REFERER, $url);
 
   109 				curl_setopt($fp, CURLOPT_REFERER, $url);
 
   108 				curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
 
   110 				curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
 
   109 				curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
 
   111 				curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
 
   110 				if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
 
   112 				if (!ini_get('open_basedir') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
 
   111 				{
 
   113 				{
 
   112 					curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
 
   114 					curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
 
   113 					curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
 
   115 					curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
 
   114 				}
 
   116 				}
 
       
   117 				foreach ($curl_options as $curl_param => $curl_value) {
 
       
   118 					curl_setopt($fp, $curl_param, $curl_value);
 
       
   119 				}
 
   115 
   120 
   116 				$this->headers = curl_exec($fp);
 
   121 				$this->headers = curl_exec($fp);
 
   117 				if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
 
   122 				if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
 
   118 				{
 
   123 				{
 
   119 					curl_setopt($fp, CURLOPT_ENCODING, 'none');
 
   124 					curl_setopt($fp, CURLOPT_ENCODING, 'none');
 
   124 					$this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
 
   129 					$this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
 
   125 					$this->success = false;
 
   130 					$this->success = false;
 
   126 				}
 
   131 				}
 
   127 				else
 
   132 				else
 
   128 				{
 
   133 				{
 
   129 					$info = curl_getinfo($fp);
 
   134 					// Use the updated url provided by curl_getinfo after any redirects.
 
       
   135 					if ($info = curl_getinfo($fp)) {
 
       
   136 						$this->url = $info['url'];
 
       
   137 					}
 
   130 					curl_close($fp);
 
   138 					curl_close($fp);
 
   131 					$this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1);
 
   139 					$this->headers = SimplePie_HTTP_Parser::prepareHeaders($this->headers, $info['redirect_count'] + 1);
 
   132 					$this->headers = array_pop($this->headers);
 
       
   133 					$parser = new SimplePie_HTTP_Parser($this->headers);
 
   140 					$parser = new SimplePie_HTTP_Parser($this->headers);
 
   134 					if ($parser->parse())
 
   141 					if ($parser->parse())
 
   135 					{
 
   142 					{
 
   136 						$this->headers = $parser->headers;
 
   143 						$this->headers = $parser->headers;
 
   137 						$this->body = $parser->body;
 
   144 						$this->body = trim($parser->body);
 
   138 						$this->status_code = $parser->status_code;
 
   145 						$this->status_code = $parser->status_code;
 
   139 						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)
 
   146 						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)
 
   140 						{
 
   147 						{
 
   141 							$this->redirects++;
 
   148 							$this->redirects++;
 
   142 							$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
 
   149 							$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
 
   143 							return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
 
   150 							$previousStatusCode = $this->status_code;
 
       
   151 							$this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
 
       
   152 							$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;
 
       
   153 							return;
 
   144 						}
 
   154 						}
 
   145 					}
 
   155 					}
 
   146 				}
 
   156 				}
 
   147 			}
 
   157 			}
 
   148 			else
 
   158 			else
 
   220 							$this->status_code = $parser->status_code;
 
   230 							$this->status_code = $parser->status_code;
 
   221 							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)
 
   231 							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)
 
   222 							{
 
   232 							{
 
   223 								$this->redirects++;
 
   233 								$this->redirects++;
 
   224 								$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
 
   234 								$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
 
   225 								return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
 
   235 								$previousStatusCode = $this->status_code;
 
       
   236 								$this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
 
       
   237 								$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;
 
       
   238 								return;
 
   226 							}
 
   239 							}
 
   227 							if (isset($this->headers['content-encoding']))
 
   240 							if (isset($this->headers['content-encoding']))
 
   228 							{
 
   241 							{
 
   229 								// Hey, we act dumb elsewhere, so let's do that here too
 
   242 								// Hey, we act dumb elsewhere, so let's do that here too
 
   230 								switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
 
   243 								switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
 
   237 											$this->error = 'Unable to decode HTTP "gzip" stream';
 
   250 											$this->error = 'Unable to decode HTTP "gzip" stream';
 
   238 											$this->success = false;
 
   251 											$this->success = false;
 
   239 										}
 
   252 										}
 
   240 										else
 
   253 										else
 
   241 										{
 
   254 										{
 
   242 											$this->body = $decoder->data;
 
   255 											$this->body = trim($decoder->data);
 
   243 										}
 
   256 										}
 
   244 										break;
 
   257 										break;
 
   245 
   258 
   246 									case 'deflate':
 
   259 									case 'deflate':
 
   247 										if (($decompressed = gzinflate($this->body)) !== false)
 
   260 										if (($decompressed = gzinflate($this->body)) !== false)
 
   280 			}
 
   293 			}
 
   281 		}
 
   294 		}
 
   282 		else
 
   295 		else
 
   283 		{
 
   296 		{
 
   284 			$this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
 
   297 			$this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
 
   285 			if (!$this->body = file_get_contents($url))
 
   298 			if (empty($url) || !($this->body = trim(file_get_contents($url))))
 
   286 			{
 
   299 			{
 
   287 				$this->error = 'file_get_contents could not read the file';
 
   300 				$this->error = 'file_get_contents could not read the file';
 
   288 				$this->success = false;
 
   301 				$this->success = false;
 
   289 			}
 
   302 			}
 
   290 		}
 
   303 		}
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