function init() { if (function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<') || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } if (isset($_GET[$this->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('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>'); } function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { if (placeholder != '') { document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); } else { document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); } } function embed_flash(bgcolor, width, height, link, loop, type) { document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>'); } function embed_flv(width, height, link, placeholder, loop, player) { document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>'); } function embed_wmedia(width, height, link) { document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>'); } <?php 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(); $this->data = array(); } elseif (isset($this->data['url']) && $this->data['url'] != $this->feed_url) { $cache = false; $this->data = array(); } elseif (isset($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 $this->init(); } } } elseif ($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); } } } else { return true; } } 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) { $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)) { if ($cache) { $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD); if (!$cache->save($this)) { trigger_error("{$cache->name} 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]; } $encodings[] = 'US-ASCII'; } elseif (substr($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; } } } } // We have an error, just set SimplePie::error to it and quit $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); SimplePie_Misc::error($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; } }
public function init() { // Check absolute bare minimum requirements. if (function_exists('version_compare') && version_compare(PHP_VERSION, '5.0', '<') || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } 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, '<foo>&</foo>', $values); xml_parser_free($parser_check); $xml_is_sane = isset($values[0]['value']); } if (!$xml_is_sane) { return false; } } // 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->error = 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(); $this->data = array(); } elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url) { $cache = false; $this->data = array(); } elseif (isset($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 $this->init(); } } } elseif ($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'])) { $headers = array('Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1'); if (isset($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); } } } else { return true; } } 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 { $headers = array('Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1'); $file = new $this->file_class($this->feed_url, $this->timeout, 5, $headers, $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. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", 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}. A feed with an invalid mime type may fall victim to this error, or " . SIMPLEPIE_NAME . " was unable to auto-discover it.. Use force_feed() if you are certain this URL is a real feed."; 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]; } $encodings[] = 'US-ASCII'; } elseif (substr($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("{$this->cache_location} is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING); } return true; } else { $this->error = "A feed could not be found at {$this->feed_url}. This does not appear to be a valid RSS or Atom feed."; 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('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); } else { $this->error = 'The data could not be converted to UTF-8. You MUST have either the iconv or mbstring extension installed. Upgrading to PHP 5.x (which includes iconv) is highly recommended.'; } SimplePie_Misc::error($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) { $this->multifeed_objects[$i] = clone $this; $this->multifeed_objects[$i]->set_feed_url($url); $success |= $this->multifeed_objects[$i]->init(); $i++; } return (bool) $success; } else { return false; } }
function init() { if (!(function_exists('version_compare') && (version_compare(phpversion(), '4.3.2', '>=') && version_compare(phpversion(), '5', '<') || version_compare(phpversion(), '5.0.3', '>='))) || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } if ($this->sanitize->bypass_image_hotlink && !empty($_GET[$this->sanitize->bypass_image_hotlink])) { if (get_magic_quotes_gpc()) { $_GET[$this->sanitize->bypass_image_hotlink] = stripslashes($_GET[$this->sanitize->bypass_image_hotlink]); } SimplePie_Misc::display_file($_GET[$this->sanitize->bypass_image_hotlink], 10, $this->useragent); } if (isset($_GET['js'])) { $embed = <<<EOT function embed_odeo(link) { \tdocument.writeln('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>'); } function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { \tif (placeholder != '') { \t\tdocument.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); \t} \telse { \t\tdocument.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); \t} } function embed_flash(bgcolor, width, height, link, loop, type) { \tdocument.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>'); } function embed_wmedia(width, height, link) { \tdocument.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>'); } EOT; 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() + 86400) . ' GMT'); echo $embed; exit; } if (!empty($this->rss_url) || !empty($this->raw_data)) { $this->data = array(); $cache = false; if (!empty($this->rss_url)) { // Decide whether to enable caching if ($this->enable_cache && preg_match('/^http(s)?:\\/\\//i', $this->rss_url)) { $cache = new $this->cache_class($this->cache_location, call_user_func($this->cache_name_type, $this->rss_url), 'spc'); } // If it's enabled and we don't want an XML dump, use the cache if ($cache && !$this->xml_dump) { // Load the Cache $this->data = $cache->load(); if (!empty($this->data)) { // If we've hit a collision just rerun it with caching disabled if (isset($this->data['url']) && $this->data['url'] != $this->rss_url) { $cache = false; } else { if (!empty($this->data['feed_url'])) { if ($this->data['feed_url'] == $this->data['url']) { $cache->unlink(); } else { $this->feed_url($this->data['feed_url']); return $this->init(); } } else { if ($cache->mtime() + $this->max_minutes * 60 < time()) { // If we have last-modified and/or etag set if (!empty($this->data['last-modified']) || !empty($this->data['etag'])) { $headers = array(); if (!empty($this->data['last-modified'])) { $headers['if-modified-since'] = $this->data['last-modified']; } if (!empty($this->data['etag'])) { $headers['if-none-match'] = $this->data['etag']; } $file = new $this->file_class($this->rss_url, $this->timeout / 10, 5, $headers, $this->useragent, $this->force_fsockopen); if ($file->success) { $headers = $file->headers(); if ($headers['status']['code'] == 304) { $cache->touch(); return true; } } else { unset($file); } } else { $cache->unlink(); } } else { return true; } } } } 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->rss_url) { $file =& $this->file; } else { $file = new $this->file_class($this->rss_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) { $this->error = $file->error; return false; } // Check if the supplied URL is a feed, if it isn't, look for it. $locate = new $this->locator_class($file, $this->timeout, $this->useragent); if (!$locate->is_feed($file)) { $feed = $locate->find(); if ($feed) { if ($cache && !$cache->save(array('url' => $this->rss_url, 'feed_url' => $feed))) { $this->error = "{$cache->name} is not writeable"; SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__); } $this->rss_url = $feed; return $this->init(); } else { $this->error = "A feed could not be found at {$this->rss_url}"; SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__); return false; } } $headers = $file->headers(); $data = trim($file->body()); $file->close(); unset($file); } else { $data = $this->raw_data; } // First check to see if input has been overridden. if (!empty($this->input_encoding)) { $encoding = $this->input_encoding; } else { if (!empty($headers['content-type']) && preg_match('/charset\\s*=\\s*([^;]*)/i', $headers['content-type'], $charset)) { $encoding = $charset[1]; } else { if (preg_match('/^<\\?xml(.*)?>/msiU', $data, $prolog) && preg_match('/encoding\\s*=\\s*("([^"]*)"|\'([^\']*)\')/Ui', $prolog[1], $encoding)) { $encoding = substr($encoding[1], 1, -1); } else { if (strpos($data, sprintf('%c%c%c%c', 0x0, 0x0, 0xfe, 0xff)) === 0) { $encoding = 'UTF-32be'; } else { if (strpos($data, sprintf('%c%c%c%c', 0xff, 0xfe, 0x0, 0x0)) === 0) { $encoding = 'UTF-32'; } else { if (strpos($data, sprintf('%c%c', 0xfe, 0xff)) === 0) { $encoding = 'UTF-16be'; } else { if (strpos($data, sprintf('%c%c', 0xff, 0xfe)) === 0) { $encoding = 'UTF-16le'; } else { if (strpos($data, sprintf('%c%c%c', 0xef, 0xbb, 0xbf)) === 0) { $encoding = 'UTF-8'; } else { $encoding = null; } } } } } } } } // Change the encoding to UTF-8 (as we always use UTF-8 internally) $data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'); // Strip illegal characters (if on less than PHP5, as on PHP5 expat can manage fine) if (version_compare(phpversion(), '5', '<')) { if (function_exists('iconv')) { $data = iconv('UTF-8', 'UTF-8//IGNORE', $data); } else { if (function_exists('mb_convert_encoding')) { $data = mb_convert_encoding($data, 'UTF-8', 'UTF-8'); } else { $data = SimplePie_Misc::utf8_bad_replace($data); } } } // Start parsing $data = new $this->parser_class($data, 'UTF-8', $this->xml_dump); // If we want the XML, just output that and quit if ($this->xml_dump) { header('Content-type: text/xml; charset=UTF-8'); echo $data->data; exit; } else { if (!$data->error_code) { // Parse the data, and make it sane $this->sanitize->parse_data_array($data->data, $this->rss_url); unset($data); // Get the sane data $this->data['feedinfo'] = $this->sanitize->feedinfo; unset($this->sanitize->feedinfo); $this->data['info'] = $this->sanitize->info; unset($this->sanitize->info); $this->data['items'] = $this->sanitize->items; unset($this->sanitize->items); $this->data['feedinfo']['encoding'] = $this->sanitize->output_encoding; $this->data['url'] = $this->rss_url; // Store the headers that we need if (!empty($headers['last-modified'])) { $this->data['last-modified'] = $headers['last-modified']; } if (!empty($headers['etag'])) { $this->data['etag'] = $headers['etag']; } // If we want to order it by date, check if all items have a date, and then sort it if ($this->order_by_date && !empty($this->data['items'])) { $do_sort = true; foreach ($this->data['items'] as $item) { if (!$item->get_date('U')) { $do_sort = false; break; } } if ($do_sort) { usort($this->data['items'], create_function('$a, $b', 'if ($a->get_date(\'U\') == $b->get_date(\'U\')) return 1; return ($a->get_date(\'U\') < $b->get_date(\'U\')) ? 1 : -1;')); } } // Cache the file if caching is enabled if ($cache && !$cache->save($this->data)) { $this->error = "{$cache->name} is not writeable"; SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__); } return true; } else { $this->error = "XML error: {$data->error_string} at line {$data->current_line}, column {$data->current_column}"; SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__); return false; } } } }
public function init() { if (function_exists('version_compare') && version_compare(PHP_VERSION, '5.0', '<') || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } 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, '<foo>&</foo>', $values); xml_parser_free($parser_check); $xml_is_sane = isset($values[0]['value']); } if (!$xml_is_sane) { return false; } } $this->sanitize->pass_cache_data($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->error = 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); 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, $this->feed_url), 'spc'); } if ($cache && !$this->xml_dump) { $this->data = $cache->load(); if (!empty($this->data)) { if (!isset($this->data['build']) || $this->data['build'] !== SIMPLEPIE_BUILD) { $cache->unlink(); $this->data = array(); } elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url) { $cache = false; $this->data = array(); } elseif (isset($this->data['feed_url'])) { if ($cache->mtime() + $this->autodiscovery_cache_duration > time()) { if ($this->data['feed_url'] === $this->data['url']) { $cache->unlink(); $this->data = array(); } else { $this->set_feed_url($this->data['feed_url']); return $this->init(); } } } elseif ($cache->mtime() + $this->cache_duration < time()) { if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag'])) { $headers = array('Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1'); if (isset($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); } } } else { $this->raw_data = false; return true; } } else { $cache->unlink(); $this->data = array(); } } if (!isset($file)) { if (is_a($this->file, 'SimplePie_File') && $this->file->url === $this->feed_url) { $file =& $this->file; } else { $headers = array('Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1'); $file = new $this->file_class($this->feed_url, $this->timeout, 5, $headers, $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))) { $this->error = $file->error; if (!empty($this->data)) { return true; } else { return false; } } if (!$this->force_feed) { $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($file)) { unset($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. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", 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}. A feed with an invalid mime type may fall victim to this error, or " . SIMPLEPIE_NAME . " was unable to auto-discover it.. Use force_feed() if you are certain this URL is a real feed."; 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; } $this->raw_data = $data; $encodings = array(); if ($this->input_encoding !== false) { $encodings[] = $this->input_encoding; } $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity'); $text_types = array('text/xml', 'text/xml-external-parsed-entity'); if (isset($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]; } $encodings[] = 'US-ASCII'; } elseif (substr($sniffed, 0, 5) === 'text/') { $encodings[] = 'US-ASCII'; } } $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data)); $encodings[] = 'UTF-8'; $encodings[] = 'ISO-8859-1'; $encodings = array_unique($encodings); if ($this->xml_dump) { header('Content-type: text/xml; charset=' . $encodings[0]); echo $data; exit; } foreach ($encodings as $encoding) { if ($utf8_data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8')) { $parser = new $this->parser_class(); if ($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; } $this->data['build'] = SIMPLEPIE_BUILD; if ($cache && !$cache->save($this)) { trigger_error("{$this->cache_location} is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING); } return true; } else { $this->error = "A feed could not be found at {$this->feed_url}. This does not appear to be a valid RSS or Atom feed."; SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); return false; } } } } if (isset($parser)) { $this->error = sprintf('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); } else { $this->error = 'The data could not be converted to UTF-8. You MUST have either the iconv or mbstring extension installed. Upgrading to PHP 5.x (which includes iconv) is highly recommended.'; } SimplePie_Misc::error($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) { $this->multifeed_objects[$i] = clone $this; $this->multifeed_objects[$i]->set_feed_url($url); $success |= $this->multifeed_objects[$i]->init(); $i++; } return (bool) $success; } else { return false; } }
function init() { if (function_exists('version_compare') && version_compare(PHP_VERSION, '4.1.0', '<') || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } if (isset($_GET[$this->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('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>'); } function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { if (placeholder != '') { document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); } else { document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>'); } } function embed_flash(bgcolor, width, height, link, loop, type) { document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>'); } function embed_flv(width, height, link, placeholder, loop, player) { document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>'); } function embed_wmedia(width, height, link) { document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>'); } <?php 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 = new $this->cache_class($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(); $this->data = array(); } elseif (isset($this->data['url']) && $this->data['url'] != $this->feed_url) { $cache = false; $this->data = array(); } elseif (isset($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 $this->init(); } } } elseif ($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); } } } else { return true; } } 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 (SimplePie_Misc::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) { $this->error = $file->error; if (!empty($this->data)) { return true; } else { return false; } } // 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, $this->max_checked_feeds); if (!$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)) { if ($cache) { if (!$cache->save(array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD))) { trigger_error("{$cache->name} is not writeable", E_USER_WARNING); } $cache = new $this->cache_class($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; $data = trim($file->body); unset($file); } else { $data = $this->raw_data; } // First check to see if input has been overridden. if ($this->input_encoding !== false) { $encoding = $this->input_encoding; } elseif (isset($headers['content-type']) && preg_match('/;[\\x09\\x20]*charset=([^;]*)/i', $headers['content-type'], $charset)) { $encoding = $charset[1]; } elseif (preg_match("/^<\\?xml[ \t\r\n]+version([ \t\r\n]+)?=([ \t\r\n]+)?(\"1.0\"|'1.0'|\"1.1\"|'1.1')[ \t\r\n]+encoding([ \t\r\n]+)?=([ \t\r\n]+)?(\"[A-Za-z][A-Za-z0-9._\\-]*\"|'[A-Za-z][A-Za-z0-9._\\-]*')([ \t\r\n]+standalone([ \t\r\n]+)?=([ \t\r\n]+)?(\"(yes|no)\"|'(yes|no)'))?([ \t\r\n]+)?\\?>/", $data, $prolog)) { $encoding = substr($prolog[6], 1, -1); } elseif (strpos($data, "��") === 0) { $encoding = 'UTF-32be'; } elseif (strpos($data, "��") === 0) { $encoding = 'UTF-32'; } elseif (strpos($data, "��") === 0) { $encoding = 'UTF-16be'; } elseif (strpos($data, "��") === 0) { $encoding = 'UTF-16le'; } elseif (strpos($data, "") === 0) { $encoding = 'UTF-8'; } elseif (isset($headers['content-type']) && strtolower(SimplePie_Misc::parse_mime($headers['content-type'])) == 'text/xml') { $encoding = 'US-ASCII'; } elseif (isset($headers['content-type']) && SimplePie_Misc::stripos(SimplePie_Misc::parse_mime($headers['content-type']), 'text/') === 0) { $encoding = 'ISO-8859-1'; } else { $encoding = 'UTF-8'; } // Change the encoding to UTF-8 (as we always use UTF-8 internally) if ($encoding != 'UTF-8') { $data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'); } // Strip illegal characters $data = SimplePie_Misc::utf8_bad_replace($data); $parser = new $this->parser_class(); $parser->pre_process($data, 'UTF-8'); // If we want the XML, just output that and quit if ($this->xml_dump) { header('Content-type: text/xml; charset=UTF-8'); echo $data; exit; } elseif ($parser->parse($data)) { unset($data); $this->data = $parser->get_data(); if (isset($this->data['child'])) { if (isset($headers)) { $this->data['headers'] = $headers; } $this->data['build'] = SIMPLEPIE_BUILD; // Cache the file if caching is enabled if ($cache && !$cache->save($this->data)) { 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; } } else { $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); SimplePie_Misc::error($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; } }