useragent = $this->name . '/' . $this->version . ' (Feed Parser; ' . $this->url . '; Allow like Gecko) Build/' . $this->build; $this->linkback = '' . $this->name . ''; // Other objects, instances created here so we can set options on them $this->sanitize = new SimplePie_Sanitize; // Set options if they're passed to the constructor if (!is_null($feed_url)) { $this->feed_url($feed_url); } if (!is_null($cache_location)) { $this->cache_location($cache_location); } if (!is_null($cache_max_minutes)) { $this->cache_max_minutes($cache_max_minutes); } // If we've passed an xmldump variable in the URL, snap into XMLdump mode if (isset($_GET['xmldump'])) { $this->enable_xmldump(true); } // Only init the script if we're passed a feed URL if (!is_null($feed_url)) { return $this->init(); } } public function feed_url($url) { $this->rss_url = SimplePie_Misc::fix_protocol($url, 1); } public function set_file(&$file) { if (is_a($file, 'SimplePie_File')) { $this->rss_url = $file->url; $this->file =& $file; } } public function set_timeout($timeout = 10) { $this->timeout = (int) $timeout; } public function set_raw_data($data) { $this->raw_data = trim((string) $data); } public function enable_xmldump($enable = false) { $this->xml_dump = (bool) $enable; } public function enable_caching($enable = true) { $this->enable_cache = (bool) $enable; } public function cache_max_minutes($minutes = 60) { $this->max_minutes = (float) $minutes; } public function cache_location($location = './cache') { $this->cache_location = (string) $location; } public function order_by_date($enable = true) { $this->order_by_date = (bool) $enable; } public function input_encoding($encoding = false) { if ($encoding) { $this->input_encoding = (string) $encoding; } else { $this->input_encoding = false; } } public function set_cache_class($class = 'SimplePie_Cache') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Cache')) { $this->cache_class = $class; return true; } return false; } public function set_locator_class($class = 'SimplePie_Locator') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Locator')) { $this->locator_class = $class; return true; } return false; } public function set_parser_class($class = 'SimplePie_Parser') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Parser')) { $this->parser_class = $class; return true; } return false; } public function set_file_class($class = 'SimplePie_File') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_File')) { $this->file_class = $class; return true; } return false; } public function set_sanitize_class($object = 'SimplePie_Sanitize') { if (class_exists($object)) { $this->sanitize = new $object; return true; } return false; } public function set_useragent($ua) { $this->useragent = (string) $ua; } public function force_fsockopen($enable = false) { $this->force_fsockopen = (bool) $enable; } public function set_cache_name_type($type = 'sha1') { $type = strtolower(trim($type)); switch ($type) { case 'crc32': $this->cache_name_type = 'crc32'; break; case 'md5': $this->cache_name_type = 'md5'; break; case 'rawurlencode': $this->cache_name_type = 'rawurlencode'; break; case 'urlencode': $this->cache_name_type = 'urlencode'; break; default: $this->cache_name_type = 'sha1'; break; } } public function bypass_image_hotlink($get = false) { $this->sanitize->bypass_image_hotlink($get); } public function bypass_image_hotlink_page($page = false) { $this->sanitize->bypass_image_hotlink_page($page); } public function replace_headers($enable = false) { $this->sanitize->replace_headers($enable); } public function remove_div($enable = true) { $this->sanitize->remove_div($enable); } public function strip_ads($enable = false) { $this->sanitize->strip_ads($enable); } public function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'), $encode = null) { $this->sanitize->strip_htmltags($tags); if (!is_null($encode)) { $this->sanitize->encode_instead_of_strip($tags); } } public function encode_instead_of_strip($enable = true) { $this->sanitize->encode_instead_of_strip($enable); } public function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur')) { $this->sanitize->strip_attributes($attribs); } public function output_encoding($encoding = 'UTF-8') { $this->sanitize->output_encoding($encoding); } public function set_item_class($class = 'SimplePie_Item') { return $this->sanitize->set_item_class($class); } public function set_author_class($class = 'SimplePie_Author') { return $this->sanitize->set_author_class($class); } public function set_enclosure_class($class = 'SimplePie_Enclosure') { return $this->sanitize->set_enclosure_class($class); } public 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 = <<'); } function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { if (placeholder != '') { document.writeln(''); } else { document.writeln(''); } } function embed_flash(bgcolor, width, height, link, loop, type) { document.writeln(''); } function embed_wmedia(width, height, link) { document.writeln(''); } 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) { $cache = false; } // If we've got a feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL elseif (!empty($this->data['feed_url'])) { if ($this->data['feed_url'] == $this->data['url']) { $cache->unlink(); } else { $this->feed_url($this->data['feed_url']); return $this->init(); } } // If the cache is new enough elseif ($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); } } // If we don't have last-modified or etag set, just clear the cache else { $cache->unlink(); } } // If the cache is still valid, just return true else { return true; } } // If the cache is empty, delete it 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 = $this->input_encoding; } // Second try HTTP headers elseif (!empty($headers['content-type']) && preg_match('/charset\s*=\s*([^;]*)/i', $headers['content-type'], $charset)) { $encoding = $charset[1]; } // Then prolog, if at the very start of the document elseif (preg_match('/^<\?xml(.*)?>/msiU', $data, $prolog) && preg_match('/encoding\s*=\s*("([^"]*)"|\'([^\']*)\')/Ui', $prolog[1], $encoding)) { $encoding = substr($encoding[1], 1, -1); } // UTF-32 Big Endian BOM elseif (strpos($data, sprintf('%c%c%c%c', 0x00, 0x00, 0xFE, 0xFF)) === 0) { $encoding = 'UTF-32be'; } // UTF-32 Little Endian BOM elseif (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0) { $encoding = 'UTF-32'; } // UTF-16 Big Endian BOM elseif (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0) { $encoding = 'UTF-16be'; } // UTF-16 Little Endian BOM elseif (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0) { $encoding = 'UTF-16le'; } // UTF-8 BOM elseif (strpos($data, sprintf('%c%c%c', 0xEF, 0xBB, 0xBF)) === 0) { $encoding = 'UTF-8'; } // Fallback to the default 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); } elseif (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 $data->data; exit; } // If it's parsed fine elseif (!$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; } // If we have an error, just set SimplePie::error to it and quit 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 get_encoding() { if (!empty($this->data['feedinfo']['encoding'])) { return $this->data['feedinfo']['encoding']; } else { return false; } } public function handle_content_type($mime = 'text/html') { if (!headers_sent()) { $header = "Content-type: $mime;"; if ($this->get_encoding()) { $header .= ' charset=' . $this->get_encoding(); } else { $header .= ' charset=UTF-8'; } header($header); } } public function get_type() { if (!empty($this->data['feedinfo']['type'])) { return $this->data['feedinfo']['type']; } else { return false; } } public function get_version() { if (!empty($this->data['feedinfo']['version'])) { return $this->data['feedinfo']['version']; } else { return false; } } public function get_favicon($check = false, $alternate = null) { if (!empty($this->data['info']['link']['alternate'][0])) { $favicon = SimplePie_Misc::absolutize_url('/favicon.ico', $this->get_feed_link()); if ($check) { $file = new $this->file_class($favicon, $this->timeout/10, 5, null, $this->useragent, $this->force_fsockopen); $headers = $file->headers(); $file->close(); if ($headers['status']['code'] == 200) { return $favicon; } } else { return $favicon; } } if (!is_null($alternate)) { return $alternate; } else { return false; } } public function subscribe_url() { if (!empty($this->rss_url)) { return $this->rss_url; } else { return false; } } public function subscribe_feed() { if (!empty($this->rss_url)) { return SimplePie_Misc::fix_protocol($this->rss_url, 2); } else { return false; } } public function subscribe_outlook() { if (!empty($this->rss_url)) { return 'outlook' . SimplePie_Misc::fix_protocol($this->rss_url, 2); } else { return false; } } public function subscribe_podcast() { if (!empty($this->rss_url)) { return SimplePie_Misc::fix_protocol($this->rss_url, 3); } else { return false; } } public function subscribe_aol() { if ($this->subscribe_url()) { return 'http://feeds.my.aol.com/add.jsp?url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_bloglines() { if ($this->subscribe_url()) { return 'http://www.bloglines.com/sub/' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_eskobo() { if ($this->subscribe_url()) { return 'http://www.eskobo.com/?AddToMyPage=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_feedfeeds() { if ($this->subscribe_url()) { return 'http://www.feedfeeds.com/add?feed=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_feedlounge() { if ($this->subscribe_url()) { return 'http://my.feedlounge.com/external/subscribe?url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_feedster() { if ($this->subscribe_url()) { return 'http://www.feedster.com/myfeedster.php?action=addrss&confirm=no&rssurl=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_google() { if ($this->subscribe_url()) { return 'http://fusion.google.com/add?feedurl=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_gritwire() { if ($this->subscribe_url()) { return 'http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_msn() { if ($this->subscribe_url()) { $url = 'http://my.msn.com/addtomymsn.armx?id=rss&ut=' . rawurlencode($this->subscribe_url()); if ($this->get_feed_link()) { $url .= '&ru=' . rawurlencode($this->get_feed_link()); } return $url; } else { return false; } } public function subscribe_netvibes() { if ($this->subscribe_url()) { return 'http://www.netvibes.com/subscribe.php?url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_newsburst() { if ($this->subscribe_url()) { return 'http://www.newsburst.com/Source/?add=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_newsgator() { if ($this->subscribe_url()) { return 'http://www.newsgator.com/ngs/subscriber/subext.aspx?url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_odeo() { if ($this->subscribe_url()) { return 'http://www.odeo.com/listen/subscribe?feed=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_pluck() { if ($this->subscribe_url()) { return 'http://client.pluck.com/pluckit/prompt.aspx?GCID=C12286x053&a=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_podnova() { if ($this->subscribe_url()) { return 'http://www.podnova.com/index_your_podcasts.srf?action=add&url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_rojo() { if ($this->subscribe_url()) { return 'http://www.rojo.com/add-subscription?resource=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function subscribe_yahoo() { if ($this->subscribe_url()) { return 'http://add.my.yahoo.com/rss?url=' . rawurlencode($this->subscribe_url()); } else { return false; } } public function get_feed_title() { if (!empty($this->data['info']['title'])) { return $this->data['info']['title']; } else { return false; } } public function get_feed_link() { if (!empty($this->data['info']['link']['alternate'][0])) { return $this->data['info']['link']['alternate'][0]; } else { return false; } } public function get_feed_links() { if (!empty($this->data['info']['link'])) { return $this->data['info']['link']; } else { return false; } } public function get_feed_description() { if (!empty($this->data['info']['description'])) { return $this->data['info']['description']; } elseif (!empty($this->data['info']['dc:description'])) { return $this->data['info']['dc:description']; } elseif (!empty($this->data['info']['tagline'])) { return $this->data['info']['tagline']; } elseif (!empty($this->data['info']['subtitle'])) { return $this->data['info']['subtitle']; } else { return false; } } public function get_feed_copyright() { if (!empty($this->data['info']['copyright'])) { return $this->data['info']['copyright']; } else { return false; } } public function get_feed_language() { if (!empty($this->data['info']['language'])) { return $this->data['info']['language']; } elseif (!empty($this->data['info']['xml:lang'])) { return $this->data['info']['xml:lang']; } else { return false; } } public function get_image_exist() { if (!empty($this->data['info']['image']['url']) || !empty($this->data['info']['image']['logo'])) { return true; } else { return false; } } public function get_image_title() { if (!empty($this->data['info']['image']['title'])) { return $this->data['info']['image']['title']; } else { return false; } } public function get_image_url() { if (!empty($this->data['info']['image']['url'])) { return $this->data['info']['image']['url']; } elseif (!empty($this->data['info']['image']['logo'])) { return $this->data['info']['image']['logo']; } else { return false; } } public function get_image_link() { if (!empty($this->data['info']['image']['link'])) { return $this->data['info']['image']['link']; } else { return false; } } public function get_image_width() { if (!empty($this->data['info']['image']['width'])) { return $this->data['info']['image']['width']; } else { return false; } } public function get_image_height() { if (!empty($this->data['info']['image']['height'])) { return $this->data['info']['image']['height']; } else { return false; } } public function get_item_quantity($max = 0) { if (!empty($this->data['items'])) { $qty = sizeof($this->data['items']); } else { $qty = 0; } if ($max == 0) { return $qty; } else { return ($qty > $max) ? $max : $qty; } } public function get_item($key = 0) { if (!empty($this->data['items'][$key])) { return $this->data['items'][$key]; } else { return false; } } public function get_items($start = 0, $end = 0) { if ($this->get_item_quantity() > 0) { if ($end == 0) { return array_slice($this->data['items'], $start); } else { return array_slice($this->data['items'], $start, $end); } } else { return false; } } } class SimplePie_Item { public $data; public function __construct($data) { $this->data =& $data; } public function get_id() { if (!empty($this->data['guid']['data'])) { return $this->data['guid']['data']; } elseif (!empty($this->data['id'])) { return $this->data['id']; } else { return false; } } public function get_title() { if (!empty($this->data['title'])) { return $this->data['title']; } elseif (!empty($this->data['dc:title'])) { return $this->data['dc:title']; } else { return false; } } public function get_description() { if (!empty($this->data['content'])) { return $this->data['content']; } elseif (!empty($this->data['encoded'])) { return $this->data['encoded']; } elseif (!empty($this->data['summary'])) { return $this->data['summary']; } elseif (!empty($this->data['description'])) { return $this->data['description']; } elseif (!empty($this->data['dc:description'])) { return $this->data['dc:description']; } elseif (!empty($this->data['longdesc'])) { return $this->data['longdesc']; } else { return false; } } public function get_category($key = 0) { $categories = $this->get_categories(); if (!empty($categories[$key])) { return $categories[$key]; } else { return false; } } public function get_categories() { $categories = array(); if (!empty($this->data['category'])) { $categories = array_merge($categories, $this->data['category']); } if (!empty($this->data['subject'])) { $categories = array_merge($categories, $this->data['subject']); } if (!empty($this->data['term'])) { $categories = array_merge($categories, $this->data['term']); } if (!empty($categories)) { return array_unique($categories); } else { return false; } } public function get_author($key = 0) { $authors = $this->get_authors(); if (!empty($authors[$key])) { return $authors[$key]; } else { return false; } } public function get_authors() { $authors = array(); if (!empty($this->data['author'])) { $authors = array_merge($authors, $this->data['author']); } if (!empty($this->data['creator'])) { $authors = array_merge($authors, $this->data['creator']); } if (!empty($authors)) { return array_unique($authors); } else { return false; } } public function get_date($date_format = 'j F Y, g:i a') { if (!empty($this->data['pubdate'])) { return date($date_format, $this->data['pubdate']); } elseif (!empty($this->data['dc:date'])) { return date($date_format, $this->data['dc:date']); } elseif (!empty($this->data['issued'])) { return date($date_format, $this->data['issued']); } elseif (!empty($this->data['published'])) { return date($date_format, $this->data['published']); } elseif (!empty($this->data['modified'])) { return date($date_format, $this->data['modified']); } elseif (!empty($this->data['updated'])) { return date($date_format, $this->data['updated']); } else { return false; } } public function get_permalink() { $link = $this->get_link(0); $enclosure = $this->get_enclosure(0); if (!empty($link)) { return $link; } elseif (!empty($enclosure)) { return $enclosure->get_link(); } else { return false; } } public function get_link($key = 0, $rel = 'alternate') { $links = $this->get_links($rel); if (!empty($links[$key])) { return $links[$key]; } else { return false; } } public function get_links($rel = 'alternate') { if ($rel == 'alternate') { $links = array(); if (!empty($this->data['link'][$rel])) { $links = $this->data['link'][$rel]; } if (!empty($this->data['guid']['data']) && $this->data['guid']['permalink'] == true) { $links[] = $this->data['guid']['data']; } return $links; } elseif (!empty($this->data['link'][$rel])) { return $this->data['link'][$rel]; } else { return false; } } public function get_enclosure($key = 0) { $enclosures = $this->get_enclosures(); if (!empty($enclosures[$key])) { return $enclosures[$key]; } else { return false; } } public function get_enclosures() { $enclosures = array(); $links = $this->get_links('enclosure'); if (!empty($this->data['enclosures'])) { $enclosures = array_merge($enclosures, $this->data['enclosures']); } if (!empty($links)) { $enclosures = array_merge($enclosures, $links); } if (!empty($enclosures)) { return array_unique($enclosures); } else { return false; } } public function add_to_blinklist() { if ($this->get_permalink()) { $url = 'http://www.blinklist.com/index.php?Action=Blink/addblink.php&Description=&Url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&Title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_blogmarks() { if ($this->get_permalink()) { $url = 'http://blogmarks.net/my/new.php?mini=1&simple=1&url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_delicious() { if ($this->get_permalink()) { $url = 'http://del.icio.us/post/?v=3&url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_digg() { if ($this->get_permalink()) { return 'http://digg.com/submit?phase=2&URL=' . rawurlencode($this->get_permalink()); } else { return false; } } public function add_to_furl() { if ($this->get_permalink()) { $url = 'http://www.furl.net/storeIt.jsp?u=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&t=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_magnolia() { if ($this->get_permalink()) { $url = 'http://ma.gnolia.com/bookmarklet/add?url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_myweb20() { if ($this->get_permalink()) { $url = 'http://myweb2.search.yahoo.com/myresults/bookmarklet?u=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&t=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_newsvine() { if ($this->get_permalink()) { $url = 'http://www.newsvine.com/_wine/save?u=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&h=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_reddit() { if ($this->get_permalink()) { $url = 'http://reddit.com/submit?url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_segnalo() { if ($this->get_permalink()) { $url = 'http://segnalo.com/post.html.php?url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_simpy() { if ($this->get_permalink()) { $url = 'http://www.simpy.com/simpy/LinkAdd.do?href=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_smarking() { if ($this->get_permalink()) { return 'http://smarking.com/editbookmark/?url=' . rawurlencode($this->get_permalink()); } else { return false; } } public function add_to_spurl() { if ($this->get_permalink()) { $url = 'http://www.spurl.net/spurl.php?v=3&url=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function add_to_wists() { if ($this->get_permalink()) { $url = 'http://wists.com/r.php?c=&r=' . rawurlencode($this->get_permalink()); if ($this->get_title()) { $url .= '&title=' . rawurlencode($this->get_title()); } return $url; } else { return false; } } public function search_technorati() { if ($this->get_permalink()) { return 'http://www.technorati.com/search/' . rawurlencode($this->get_permalink()); } else { return false; } } } class SimplePie_Author { public $name; public $link; public $email; // Constructor, used to input the data public function __construct($name, $link, $email) { $this->name = $name; $this->link = $link; $this->email = $email; } public function get_name() { if (!empty($this->name)) { return $this->name; } else { return false; } } public function get_link() { if (!empty($this->link)) { return $this->link; } else { return false; } } public function get_email() { if (!empty($this->email)) { return $this->email; } else { return false; } } } class SimplePie_Enclosure { public $link; public $type; public $length; // Constructor, used to input the data public function __construct($link, $type, $length) { $this->link = $link; $this->type = $type; $this->length = $length; } public function get_link() { if (!empty($this->link)) { if (class_exists('idna_convert')) { $idn = new idna_convert; $this->link = $idn->encode($this->link); } return $this->link; } else { return false; } } public function get_extension() { if (!empty($this->link)) { return pathinfo($this->link, PATHINFO_EXTENSION); } else { return false; } } public function get_type() { if (!empty($this->type)) { return $this->type; } else { return false; } } public function get_length() { if (!empty($this->length)) { return $this->length; } else { return false; } } public function get_size() { $length = $this->get_length(); if (!empty($length)) { return round($length/1048576, 2); } else { return false; } } public function native_embed($options='') { return $this->embed($options, true); } public function embed($options = '', $native = false) { // Set up defaults $audio = ''; $video = ''; $alt = ''; $altclass = ''; $loop = 'false'; $width = 'auto'; $height = 'auto'; $bgcolor = '#ffffff'; // Process options and reassign values as necessary if (is_array($options)) { extract($options); } else { $options = explode(',', $options); foreach ($options as $option) { $opt = explode(':', $option, 2); if (isset($opt[0], $opt[1])) { $opt[0] = trim($opt[0]); $opt[1] = trim($opt[1]); switch ($opt[0]) { case 'audio': $audio = $opt[1]; break; case 'video': $video = $opt[1]; break; case 'alt': $alt = $opt[1]; break; case 'altclass': $altclass = $opt[1]; break; case 'loop': $loop = $opt[1]; break; case 'width': $width = $opt[1]; break; case 'height': $height = $opt[1]; break; case 'bgcolor': $bgcolor = $opt[1]; break; } } } } $type = strtolower($this->get_type()); // If we encounter an unsupported mime-type, check the file extension and guess intelligently. if (!in_array($type, array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mpeg', 'audio/x-mpeg', 'audio/mp3', 'x-audio/mp3', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video', 'application/x-shockwave-flash', 'application/futuresplash', 'application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'))) { switch (strtolower($this->get_extension())) { // Audio mime-types case 'aac': case 'adts': $type = 'audio/acc'; break; case 'aif': case 'aifc': case 'aiff': case 'cdda': $type = 'audio/aiff'; break; case 'bwf': $type = 'audio/wav'; break; case 'kar': case 'mid': case 'midi': case 'smf': $type = 'audio/midi'; break; case 'm4a': $type = 'audio/x-m4a'; break; case 'mp3': case 'swa': $type = 'audio/mp3'; break; case 'wav': $type = 'audio/wav'; break; case 'wax': $type = 'audio/x-ms-wax'; break; case 'wma': $type = 'audio/x-ms-wma'; break; // Video mime-types case '3gp': case '3gpp': $type = 'video/3gpp'; break; case '3g2': case '3gp2': $type = 'video/3gpp2'; break; case 'asf': $type = 'video/x-ms-asf'; break; case 'm1a': case 'm1s': case 'm1v': case 'm15': case 'm75': case 'mp2': case 'mpa': case 'mpeg': case 'mpg': case 'mpm': case 'mpv': $type = 'video/mpeg'; break; case 'm4v': $type = 'video/x-m4v'; break; case 'mov': case 'qt': $type = 'video/quicktime'; break; case 'mp4': case 'mpg4': $type = 'video/mp4'; break; case 'sdv': $type = 'video/sd-video'; break; case 'wm': $type = 'video/x-ms-wm'; break; case 'wmv': $type = 'video/x-ms-wmv'; break; case 'wvx': $type = 'video/x-ms-wvx'; break; // Flash mime-types case 'spl': $type = 'application/futuresplash'; break; case 'swf': $type = 'application/x-shockwave-flash'; break; } } $mime = explode('/', $type, 2); $mime = $mime[0]; // Process values for 'auto' if ($width == 'auto') { if ($mime == 'video') { $width = '320'; } else { $width = '100%'; } } if ($height == 'auto') { if ($mime == 'audio') { $height = 0; } elseif ($mime == 'video') { $height = 240; } else { $height = 256; } } // Set proper placeholder value if ($mime == 'audio') { $placeholder = $audio; } elseif ($mime == 'video') { $placeholder = $video; } $embed = ''; // Make sure the JS library is included // (I know it'll be included multiple times, but I can't think of a better way to do this automatically) if (!$native) { $embed .= ''; } // Odeo Feed MP3's if (substr(strtolower($this->get_link()), 0, 15) == 'http://odeo.com') { if ($native) { $embed .= ''; } else { $embed .= ''; } } // QuickTime 7 file types. Need to test with QuickTime 6. elseif (in_array($type, array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mpeg', 'audio/x-mpeg', 'audio/mp3', 'x-audio/mp3', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'))) { $height += 16; if ($native) { if ($placeholder != "") { $embed .= "get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://www.apple.com/quicktime/download/\">"; } else { $embed .= "get_link() . "\" width=\"$width+\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://www.apple.com/quicktime/download/\">"; } } else { $embed .= ""; } } // Flash elseif (in_array($type, array('application/x-shockwave-flash', 'application/futuresplash'))) { if ($native) { $embed .= "get_link() . "\" pluginspage=\"http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\">"; } else { $embed .= ""; } } // Windows Media elseif (in_array($type, array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'))) { $height += 45; if ($native) { $embed .= "get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\">"; } else { $embed .= ""; } } // Everything else else { $embed .= '' . $alt . ''; } return $embed; } } class SimplePie_File { public $url; public $useragent; public $success = true; public $headers = array(); public $body; public $fp; public $redirects = 0; public $error; public $method; public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false) { if (class_exists('idna_convert')) { $idn = new idna_convert; $url = $idn->encode($url); } $this->url = $url; $this->useragent = $useragent; if (preg_match('/^http(s)?:\/\//i', $url)) { if (empty($useragent)) { $useragent = ini_get('user_agent'); $this->useragent = $useragent; } if (!is_array($headers)) { $headers = array(); } if (extension_loaded('curl') && version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>=') && !$force_fsockopen) { $this->method = 'curl'; $fp = curl_init(); $headers2 = array(); foreach ($headers as $key => $value) { $headers2[] = "$key: $value"; } curl_setopt($fp, CURLOPT_ENCODING, ''); curl_setopt($fp, CURLOPT_URL, $url); curl_setopt($fp, CURLOPT_HEADER, 1); curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1); curl_setopt($fp, CURLOPT_TIMEOUT, $timeout); curl_setopt($fp, CURLOPT_REFERER, $url); curl_setopt($fp, CURLOPT_USERAGENT, $useragent); curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2); if (!ini_get('open_basedir') && !ini_get('safe_mode')) { curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1); curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects); } $this->headers = trim(curl_exec($fp)); if (curl_errno($fp) == 23 || curl_errno($fp) == 61) { curl_setopt($fp, CURLOPT_ENCODING, 'none'); $this->headers = trim(curl_exec($fp)); } if (curl_errno($fp)) { $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp); $this->success = false; return false; } $info = curl_getinfo($fp); $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 2); if (count($this->headers) == $info['redirect_count'] + 1) { $this->headers = array_pop($this->headers); $this->body = ''; } else { $this->body = array_pop($this->headers); $this->headers = array_pop($this->headers); } $this->headers = $this->parse_headers($this->headers); if (($this->headers['status']['code'] == 301 || $this->headers['status']['code'] == 302 || $this->headers['status']['code'] == 303 || $this->headers['status']['code'] == 307) && !empty($this->headers['location']) && $this->redirects < $redirects) { $this->redirects++; return $this->SimplePie_File($this->headers['location'], $timeout, $redirects, $headers, $useragent, $force_fsockopen); } } else { $this->method = 'fsockopen'; $url_parts = parse_url($url); if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) == 'https') { $url_parts['host'] = "ssl://$url_parts[host]"; $url_parts['port'] = 443; } if (!isset($url_parts['port'])) { $url_parts['port'] = 80; } $this->fp = @fsockopen($url_parts['host'], $url_parts['port'], $errno, $errstr, $timeout); if (!$this->fp) { $this->error = 'fsockopen error: ' . $errstr; $this->success = false; return false; } else { stream_set_timeout($this->fp, $timeout); $get = (isset($url_parts['query'])) ? "$url_parts[path]?$url_parts[query]" : $url_parts['path']; $out = "GET $get HTTP/1.0\r\n"; $out .= "Host: $url_parts[host]\r\n"; $out .= "User-Agent: $useragent\r\n"; if (function_exists('gzinflate')) { $out .= "Accept-Encoding: gzip,deflate\r\n"; } if (!empty($url_parts['user']) && !empty($url_parts['pass'])) { $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n"; } foreach ($headers as $key => $value) { $out .= "$key: $value\r\n"; } $out .= "Connection: Close\r\n\r\n"; fwrite($this->fp, $out); $info = stream_get_meta_data($this->fp); $data = ''; while (strpos($data, "\r\n\r\n") === false && !$info['timed_out']) { $data .= fgets($this->fp, 128); $info = @stream_get_meta_data($this->fp); } if (!$info['timed_out']) { $this->headers = $this->parse_headers($data); if (($this->headers['status']['code'] == 301 || $this->headers['status']['code'] == 302 || $this->headers['status']['code'] == 303 || $this->headers['status']['code'] == 307) && !empty($this->headers['location']) && $this->redirects < $redirects) { $this->redirects++; return $this->SimplePie_File($this->headers['location'], $timeout, $redirects, $headers, $useragent, $force_fsockopen); } } else { $this->close(); $this->error = 'fsocket timed out'; $this->success = false; return false; } } } return $this->headers['status']['code']; } else { $this->method = 'fopen'; if ($this->fp = fopen($url, 'r')) { return true; } else { $this->error = 'fopen could not open the file'; $this->success = false; return false; } } } public function headers() { return $this->headers; } public function body() { if (is_null($this->body)) { if ($this->fp) { $info = stream_get_meta_data($this->fp); $this->body = ''; while (!$info['eof'] && !$info['timed_out']) { $this->body .= fread($this->fp, 1024); $info = stream_get_meta_data($this->fp); } if (!$info['timed_out']) { $this->body = trim($this->body); if ($this->method == 'fsockopen' && !empty($this->headers['content-encoding']) && ($this->headers['content-encoding'] == 'gzip' || $this->headers['content-encoding'] == 'deflate')) { if (substr($this->body, 0, 8) == "\x1f\x8b\x08\x00\x00\x00\x00\x00") { $this->body = substr($this->body, 10); } $this->body = gzinflate($this->body); } $this->close(); } else { return false; } } else { return false; } } return $this->body; } public function close() { if (!is_null($this->fp)) { if (fclose($this->fp)) { $this->fp = null; return true; } else { return false; } } else { return false; } } public function parse_headers($headers) { $headers = explode("\r\n", trim($headers)); $status = array_shift($headers); foreach ($headers as $header) { $data = explode(':', $header, 2); $head[strtolower(trim($data[0]))] = trim($data[1]); } if (preg_match('/HTTP\/[0-9\.]+ ([0-9]+)(.*)$/i', $status, $matches)) { if (isset($head['status'])) { unset($head['status']); } $head['status']['code'] = $matches[1]; $head['status']['name'] = trim($matches[2]); } return $head; } } class SimplePie_Cache { public $location; public $filename; public $extension; public $name; public function __construct($location, $filename, $extension) { $this->location = $location; $this->filename = rawurlencode($filename); $this->extension = rawurlencode($extension); $this->name = "$location/$this->filename.$this->extension"; } public function save($data) { if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location)) { $fp = fopen($this->name, 'w'); if ($fp) { fwrite($fp, serialize($data)); fclose($fp); return true; } } return false; } public function load() { if (file_exists($this->name) && is_readable($this->name)) { return unserialize(file_get_contents($this->name)); } return false; } public function mtime() { if (file_exists($this->name)) { return filemtime($this->name); } return false; } public function touch() { if (file_exists($this->name)) { return touch($this->name); } return false; } public function unlink() { if (file_exists($this->name)) { return unlink($this->name); } return false; } } class SimplePie_Misc { public function absolutize_url($relative, $base) { $relative = trim($relative); $base = trim($base); if (!empty($relative)) { $relative = SimplePie_Misc::parse_url($relative, false); $relative = array('scheme' => $relative[2], 'authority' => $relative[3], 'path' => $relative[5], 'query' => $relative[7], 'fragment' => $relative[9]); if (!empty($relative['scheme'])) { $target = $relative; } elseif (!empty($base)) { $base = SimplePie_Misc::parse_url($base, false); $base = array('scheme' => $base[2], 'authority' => $base[3], 'path' => $base[5], 'query' => $base[7], 'fragment' => $base[9]); $target['scheme'] = $base['scheme']; if (!empty($relative['authority'])) { $target = array_merge($relative, $target); } else { $target['authority'] = $base['authority']; if (!empty($relative['path'])) { if (strpos($relative['path'], '/') === 0) { $target['path'] = $relative['path']; } else { if (!empty($base['path'])) { $target['path'] = dirname("$base[path].") . '/' . $relative['path']; } else { $target['path'] = '/' . $relative['path']; } } if (!empty($relative['query'])) { $target['query'] = $relative['query']; } $input = $target['path']; $target['path'] = ''; while (!empty($input)) { if (strpos($input, '../') === 0) { $input = substr($input, 3); } elseif (strpos($input, './') === 0) { $input = substr($input, 2); } elseif (strpos($input, '/./') === 0) { $input = substr_replace($input, '/', 0, 3); } elseif (strpos($input, '/.') === 0 && SimplePie_Misc::strendpos($input, '/.') === 0) { $input = substr_replace($input, '/', -2); } elseif (strpos($input, '/../') === 0) { $input = substr_replace($input, '/', 0, 4); $target['path'] = preg_replace('/(\/)?([^\/]+)$/msiU', '', $target['path']); } elseif (strpos($input, '/..') === 0 && SimplePie_Misc::strendpos($input, '/..') === 0) { $input = substr_replace($input, '/', 0, 3); $target['path'] = preg_replace('/(\/)?([^\/]+)$/msiU', '', $target['path']); } elseif ($input == '.' || $input == '..') { $input = ''; } else { if (preg_match('/^(.+)(\/|$)/msiU', $input, $match)) { $target['path'] .= $match[1]; $input = substr_replace($input, '', 0, strlen($match[1])); } } } } else { if (!empty($base['path'])) { $target['path'] = $base['path']; } else { $target['path'] = '/'; } if (!empty($relative['query'])) { $target['query'] = $relative['query']; } elseif (!empty($base['query'])) { $target['query'] = $base['query']; } } } if (!empty($relative['fragment'])) { $target['fragment'] = $relative['fragment']; } } else { return false; } $return = ''; if (!empty($target['scheme'])) { $return .= "$target[scheme]:"; } if (!empty($target['authority'])) { $return .= $target['authority']; } if (!empty($target['path'])) { $return .= $target['path']; } if (!empty($target['query'])) { $return .= "?$target[query]"; } if (!empty($target['fragment'])) { $return .= "#$target[fragment]"; } } else { $return = $base; } return $return; } public function strendpos($haystack, $needle) { return strlen($haystack) - strpos($haystack, $needle) - strlen($needle); } public function get_element($realname, $string) { $return = array(); $name = preg_quote($realname, '/'); preg_match_all("/<($name)((\s*((\w+:)?\w+)\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))*)\s*((\/)?>|>(.*)<\/$name>)/msiU", $string, $matches, PREG_SET_ORDER); for ($i = 0; $i < count($matches); $i++) { $return[$i]['tag'] = $realname; $return[$i]['full'] = $matches[$i][0]; if (strlen($matches[$i][10]) <= 2) { $return[$i]['self_closing'] = true; } else { $return[$i]['self_closing'] = false; $return[$i]['content'] = $matches[$i][12]; } $return[$i]['attribs'] = array(); if (!empty($matches[$i][2])) { preg_match_all('/((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'|(\S+))\s/msiU', ' ' . $matches[$i][2] . ' ', $attribs, PREG_SET_ORDER); for ($j = 0; $j < count($attribs); $j++) { $return[$i]['attribs'][strtoupper($attribs[$j][1])]['data'] = $attribs[$j][count($attribs[$j])-1]; $first = substr($attribs[$j][2], 0, 1); $return[$i]['attribs'][strtoupper($attribs[$j][1])]['split'] = ($first == '"' || $first == "'") ? $first : '"'; } } } return $return; } public function element_implode($element) { $full = "<$element[tag]"; foreach ($element['attribs'] as $key => $value) { $key = strtolower($key); $full .= " $key=$value[split]$value[data]$value[split]"; } if ($element['self_closing']) { $full .= ' />'; } else { $full .= ">$element[content]"; } return $full; } public function error($message, $level, $file, $line) { switch ($level) { case E_USER_ERROR: $note = 'PHP Error'; break; case E_USER_WARNING: $note = 'PHP Warning'; break; case E_USER_NOTICE: $note = 'PHP Notice'; break; default: $note = 'Unknown Error'; break; } error_log("$note: $message in $file on line $line", 0); return $message; } public function display_file($url, $timeout = 10, $useragent = null) { $file = new SimplePie_File($url, $timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $useragent); $headers = $file->headers(); if ($file->body() !== false) { header('Content-type: ' . $headers['content-type']); echo $file->body(); exit; } } public function fix_protocol($url, $http = 1) { $parsed = SimplePie_Misc::parse_url($url); if (!empty($parsed['scheme']) && strtolower($parsed['scheme']) != 'http' && strtolower($parsed['scheme']) != 'https') { return SimplePie_Misc::fix_protocol("$parsed[authority]$parsed[path]$parsed[query]$parsed[fragment]", $http); } if (!file_exists($url) && empty($parsed['scheme'])) { return SimplePie_Misc::fix_protocol("http://$url", $http); } if ($http == 2 && !empty($parsed['scheme'])) { return "feed:$url"; } elseif ($http == 3 && strtolower($parsed['scheme']) == 'http') { return substr_replace($url, 'podcast', 0, 4); } else { return $url; } } public function parse_url($url, $parse_match = true) { preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?/i', $url, $match); if (empty($match[0])) { return false; } else { for ($i = 6; $i < 10; $i++) { if (!isset($match[$i])) { $match[$i] = ''; } } if ($parse_match) { $match = array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[6], 'fragment' => $match[8]); } return $match; } } /** * Replace bad bytes * * PCRE Pattern to locate bad bytes in a UTF-8 string * Comes from W3 FAQ: Multilingual Forms * Note: modified to include full ASCII range including control chars * * Modified by Geoffrey Sneddon 2006-11-19 to remove functionality * to choose what the replace string is, and to use a variable for * the output instead of PHP's output buffer */ public function utf8_bad_replace($str) { $UTF8_BAD = '([\x00-\x7F]' . # ASCII (including control chars) '|[\xC2-\xDF][\x80-\xBF]' . # non-overlong 2-byte '|\xE0[\xA0-\xBF][\x80-\xBF]' . # excluding overlongs '|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}' . # straight 3-byte '|\xED[\x80-\x9F][\x80-\xBF]' . # excluding surrogates '|\xF0[\x90-\xBF][\x80-\xBF]{2}' . # planes 1-3 '|[\xF1-\xF3][\x80-\xBF]{3}' . # planes 4-15 '|\xF4[\x80-\x8F][\x80-\xBF]{2}' . # plane 16 '|(.{1}))'; # invalid byte $output = ''; while (preg_match('/' . $UTF8_BAD . '/S', $str, $matches)) { if (!isset($matches[2])) { $output .= $matches[0]; } $str = substr($str, strlen($matches[0])); } return $output; } public function change_encoding($data, $input, $output) { $input = SimplePie_Misc::encoding($input); $output = SimplePie_Misc::encoding($output); if ($input != $output) { if (function_exists('iconv') && $input['use_iconv'] && $output['use_iconv'] && iconv($input['encoding'], "$output[encoding]//TRANSLIT", $data)) { return iconv($input['encoding'], "$output[encoding]//TRANSLIT", $data); } elseif (function_exists('iconv') && $input['use_iconv'] && $output['use_iconv'] && iconv($input['encoding'], $output['encoding'], $data)) { return iconv($input['encoding'], $output['encoding'], $data); } elseif (function_exists('mb_convert_encoding') && $input['use_mbstring'] && $output['use_mbstring']) { return mb_convert_encoding($data, $output['encoding'], $input['encoding']); } elseif ($input['encoding'] == 'ISO-8859-1' && $output['encoding'] == 'UTF-8') { return utf8_encode($data); } elseif ($input['encoding'] == 'UTF-8' && $output['encoding'] == 'ISO-8859-1') { return utf8_decode($data); } } return $data; } public function encoding($encoding) { $return['use_mbstring'] = false; $return['use_iconv'] = false; switch (strtolower($encoding)) { // 7bit case '7bit': case '7-bit': $return['encoding'] = '7bit'; $return['use_mbstring'] = true; break; // 8bit case '8bit': case '8-bit': $return['encoding'] = '8bit'; $return['use_mbstring'] = true; break; // ARMSCII-8 case 'armscii-8': case 'armscii': $return['encoding'] = 'ARMSCII-8'; $return['use_iconv'] = true; break; // ASCII case 'us-ascii': case 'ascii': $return['encoding'] = 'US-ASCII'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // BASE64 case 'base64': case 'base-64': $return['encoding'] = 'BASE64'; $return['use_mbstring'] = true; break; // Big5 - Traditional Chinese, mainly used in Taiwan case 'big5': case '950': $return['encoding'] = 'BIG5'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // Big5 with Hong Kong extensions, Traditional Chinese case 'big5-hkscs': $return['encoding'] = 'BIG5-HKSCS'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // byte2be case 'byte2be': $return['encoding'] = 'byte2be'; $return['use_mbstring'] = true; break; // byte2le case 'byte2le': $return['encoding'] = 'byte2le'; $return['use_mbstring'] = true; break; // byte4be case 'byte4be': $return['encoding'] = 'byte4be'; $return['use_mbstring'] = true; break; // byte4le case 'byte4le': $return['encoding'] = 'byte4le'; $return['use_mbstring'] = true; break; // EUC-CN case 'euc-cn': case 'euccn': $return['encoding'] = 'EUC-CN'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // EUC-JISX0213 case 'euc-jisx0213': case 'eucjisx0213': $return['encoding'] = 'EUC-JISX0213'; $return['use_iconv'] = true; break; // EUC-JP case 'euc-jp': case 'eucjp': $return['encoding'] = 'EUC-JP'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // EUCJP-win case 'euc-jp-win': case 'eucjp-win': case 'eucjpwin': $return['encoding'] = 'EUCJP-win'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // EUC-KR case 'euc-kr': case 'euckr': $return['encoding'] = 'EUC-KR'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // EUC-TW case 'euc-tw': case 'euctw': $return['encoding'] = 'EUC-TW'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // GB18030 - Simplified Chinese, national standard character set case 'gb18030-2000': case 'gb18030': $return['encoding'] = 'GB18030'; $return['use_iconv'] = true; break; // GB2312 - Simplified Chinese, national standard character set case 'gb2312': case '936': $return['encoding'] = 'GB2312'; $return['use_mbstring'] = true; break; // GBK case 'gbk': $return['encoding'] = 'GBK'; $return['use_iconv'] = true; break; // Georgian-Academy case 'georgian-academy': $return['encoding'] = 'Georgian-Academy'; $return['use_iconv'] = true; break; // Georgian-PS case 'georgian-ps': $return['encoding'] = 'Georgian-PS'; $return['use_iconv'] = true; break; // HTML-ENTITIES case 'html-entities': case 'htmlentities': $return['encoding'] = 'HTML-ENTITIES'; $return['use_mbstring'] = true; break; // HZ case 'hz': $return['encoding'] = 'HZ'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-2022-CN case 'iso-2022-cn': case 'iso2022-cn': case 'iso2022cn': $return['encoding'] = 'ISO-2022-CN'; $return['use_iconv'] = true; break; // ISO-2022-CN-EXT case 'iso-2022-cn-ext': case 'iso2022-cn-ext': case 'iso2022cn-ext': case 'iso2022cnext': $return['encoding'] = 'ISO-2022-CN'; $return['use_iconv'] = true; break; // ISO-2022-JP case 'iso-2022-jp': case 'iso2022-jp': case 'iso2022jp': $return['encoding'] = 'ISO-2022-JP'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-2022-JP-1 case 'iso-2022-jp-1': case 'iso2022-jp-1': case 'iso2022jp-1': case 'iso2022jp1': $return['encoding'] = 'ISO-2022-JP-1'; $return['use_iconv'] = true; break; // ISO-2022-JP-2 case 'iso-2022-jp-2': case 'iso2022-jp-2': case 'iso2022jp-2': case 'iso2022jp2': $return['encoding'] = 'ISO-2022-JP-2'; $return['use_iconv'] = true; break; // ISO-2022-JP-3 case 'iso-2022-jp-3': case 'iso2022-jp-3': case 'iso2022jp-3': case 'iso2022jp3': $return['encoding'] = 'ISO-2022-JP-3'; $return['use_iconv'] = true; break; // ISO-2022-KR case 'iso-2022-kr': case 'iso2022-kr': case 'iso2022kr': $return['encoding'] = 'ISO-2022-KR'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-1 case 'iso-8859-1': case 'iso8859-1': $return['encoding'] = 'ISO-8859-1'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-2 case 'iso-8859-2': case 'iso8859-2': $return['encoding'] = 'ISO-8859-2'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-3 case 'iso-8859-3': case 'iso8859-3': $return['encoding'] = 'ISO-8859-3'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-4 case 'iso-8859-4': case 'iso8859-4': $return['encoding'] = 'ISO-8859-4'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-5 case 'iso-8859-5': case 'iso8859-5': $return['encoding'] = 'ISO-8859-5'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-6 case 'iso-8859-6': case 'iso8859-6': $return['encoding'] = 'ISO-8859-6'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-7 case 'iso-8859-7': case 'iso8859-7': $return['encoding'] = 'ISO-8859-7'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-8 case 'iso-8859-8': case 'iso8859-8': $return['encoding'] = 'ISO-8859-8'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-9 case 'iso-8859-9': case 'iso8859-9': $return['encoding'] = 'ISO-8859-9'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-10 case 'iso-8859-10': case 'iso8859-10': $return['encoding'] = 'ISO-8859-10'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // mbstring/iconv functions don't appear to support 11 & 12 // ISO-8859-13 case 'iso-8859-13': case 'iso8859-13': $return['encoding'] = 'ISO-8859-13'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-14 case 'iso-8859-14': case 'iso8859-14': $return['encoding'] = 'ISO-8859-14'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-15 case 'iso-8859-15': case 'iso8859-15': $return['encoding'] = 'ISO-8859-15'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // ISO-8859-16 case 'iso-8859-16': case 'iso8859-16': $return['encoding'] = 'ISO-8859-16'; $return['use_iconv'] = true; break; // JIS case 'jis': $return['encoding'] = 'JIS'; $return['use_mbstring'] = true; break; // JOHAB - Korean case 'johab': $return['encoding'] = 'JOHAB'; $return['use_iconv'] = true; break; // Russian case 'koi8-r': case 'koi8r': $return['encoding'] = 'KOI8-R'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // Turkish case 'koi8-t': case 'koi8t': $return['encoding'] = 'KOI8-T'; $return['use_iconv'] = true; break; // Ukrainian case 'koi8-u': case 'koi8u': $return['encoding'] = 'KOI8-U'; $return['use_iconv'] = true; break; // Russian+Ukrainian case 'koi8-ru': case 'koi8ru': $return['encoding'] = 'KOI8-RU'; $return['use_iconv'] = true; break; // Macintosh (Mac OS Classic) case 'macintosh': $return['encoding'] = 'Macintosh'; $return['use_iconv'] = true; break; // MacArabic (Mac OS Classic) case 'macarabic': $return['encoding'] = 'MacArabic'; $return['use_iconv'] = true; break; // MacCentralEurope (Mac OS Classic) case 'maccentraleurope': $return['encoding'] = 'MacCentralEurope'; $return['use_iconv'] = true; break; // MacCroatian (Mac OS Classic) case 'maccroatian': $return['encoding'] = 'MacCroatian'; $return['use_iconv'] = true; break; // MacCyrillic (Mac OS Classic) case 'maccyrillic': $return['encoding'] = 'MacCyrillic'; $return['use_iconv'] = true; break; // MacGreek (Mac OS Classic) case 'macgreek': $return['encoding'] = 'MacGreek'; $return['use_iconv'] = true; break; // MacHebrew (Mac OS Classic) case 'machebrew': $return['encoding'] = 'MacHebrew'; $return['use_iconv'] = true; break; // MacIceland (Mac OS Classic) case 'maciceland': $return['encoding'] = 'MacIceland'; $return['use_iconv'] = true; break; // MacRoman (Mac OS Classic) case 'macroman': $return['encoding'] = 'MacRoman'; $return['use_iconv'] = true; break; // MacRomania (Mac OS Classic) case 'macromania': $return['encoding'] = 'MacRomania'; $return['use_iconv'] = true; break; // MacThai (Mac OS Classic) case 'macthai': $return['encoding'] = 'MacThai'; $return['use_iconv'] = true; break; // MacTurkish (Mac OS Classic) case 'macturkish': $return['encoding'] = 'MacTurkish'; $return['use_iconv'] = true; break; // MacUkraine (Mac OS Classic) case 'macukraine': $return['encoding'] = 'MacUkraine'; $return['use_iconv'] = true; break; // MuleLao-1 case 'mulelao-1': case 'mulelao1': $return['encoding'] = 'MuleLao-1'; $return['use_iconv'] = true; break; // Shift_JIS case 'shift_jis': case 'sjis': case '932': $return['encoding'] = 'Shift_JIS'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // Shift_JISX0213 case 'shift-jisx0213': case 'shiftjisx0213': $return['encoding'] = 'Shift_JISX0213'; $return['use_iconv'] = true; break; // SJIS-win case 'sjis-win': case 'sjiswin': case 'shift_jis-win': $return['encoding'] = 'SJIS-win'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // TCVN - Vietnamese case 'tcvn': $return['encoding'] = 'TCVN'; $return['use_iconv'] = true; break; // TDS565 - Turkish case 'tds565': $return['encoding'] = 'TDS565'; $return['use_iconv'] = true; break; // TIS-620 Thai case 'tis-620': case 'tis620': $return['encoding'] = 'TIS-620'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-2 case 'ucs-2': case 'ucs2': case 'utf-16': case 'utf16': $return['encoding'] = 'UCS-2'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-2BE case 'ucs-2be': case 'ucs2be': case 'utf-16be': case 'utf16be': $return['encoding'] = 'UCS-2BE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-2LE case 'ucs-2le': case 'ucs2le': case 'utf-16le': case 'utf16le': $return['encoding'] = 'UCS-2LE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-2-INTERNAL case 'ucs-2-internal': case 'ucs2internal': $return['encoding'] = 'UCS-2-INTERNAL'; $return['use_iconv'] = true; break; // UCS-4 case 'ucs-4': case 'ucs4': case 'utf-32': case 'utf32': $return['encoding'] = 'UCS-4'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-4BE case 'ucs-4be': case 'ucs4be': case 'utf-32be': case 'utf32be': $return['encoding'] = 'UCS-4BE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-4LE case 'ucs-4le': case 'ucs4le': case 'utf-32le': case 'utf32le': $return['encoding'] = 'UCS-4LE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-4-INTERNAL case 'ucs-4-internal': case 'ucs4internal': $return['encoding'] = 'UCS-4-INTERNAL'; $return['use_iconv'] = true; break; // UCS-16 case 'ucs-16': case 'ucs16': $return['encoding'] = 'UCS-16'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-16BE case 'ucs-16be': case 'ucs16be': $return['encoding'] = 'UCS-16BE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-16LE case 'ucs-16le': case 'ucs16le': $return['encoding'] = 'UCS-16LE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-32 case 'ucs-32': case 'ucs32': $return['encoding'] = 'UCS-32'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-32BE case 'ucs-32be': case 'ucs32be': $return['encoding'] = 'UCS-32BE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UCS-32LE case 'ucs-32le': case 'ucs32le': $return['encoding'] = 'UCS-32LE'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UTF-7 case 'utf-7': case 'utf7': $return['encoding'] = 'UTF-7'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // UTF7-IMAP case 'utf-7-imap': case 'utf7-imap': case 'utf7imap': $return['encoding'] = 'UTF7-IMAP'; $return['use_mbstring'] = true; break; // VISCII - Vietnamese ASCII case 'viscii': $return['encoding'] = 'VISCII'; $return['use_iconv'] = true; break; // Windows-specific Central & Eastern Europe case 'cp1250': case 'windows-1250': case 'win-1250': case '1250': $return['encoding'] = 'Windows-1250'; $return['use_iconv'] = true; break; // Windows-specific Cyrillic case 'cp1251': case 'windows-1251': case 'win-1251': case '1251': $return['encoding'] = 'Windows-1251'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // Windows-specific Western Europe case 'cp1252': case 'windows-1252': case '1252': $return['encoding'] = 'Windows-1252'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; // Windows-specific Greek case 'cp1253': case 'windows-1253': case '1253': $return['encoding'] = 'Windows-1253'; $return['use_iconv'] = true; break; // Windows-specific Turkish case 'cp1254': case 'windows-1254': case '1254': $return['encoding'] = 'Windows-1254'; $return['use_iconv'] = true; break; // Windows-specific Hebrew case 'cp1255': case 'windows-1255': case '1255': $return['encoding'] = 'Windows-1255'; $return['use_iconv'] = true; break; // Windows-specific Arabic case 'cp1256': case 'windows-1256': case '1256': $return['encoding'] = 'Windows-1256'; $return['use_iconv'] = true; break; // Windows-specific Baltic case 'cp1257': case 'windows-1257': case '1257': $return['encoding'] = 'Windows-1257'; $return['use_iconv'] = true; break; // Windows-specific Vietnamese case 'cp1258': case 'windows-1258': case '1258': $return['encoding'] = 'Windows-1258'; $return['use_iconv'] = true; break; // Default to UTF-8 default: $return['encoding'] = 'UTF-8'; $return['use_iconv'] = true; $return['use_mbstring'] = true; break; } // Then, return it. return $return; } public function get_curl_version() { $curl = 0; if (is_array(curl_version())) { $curl = curl_version(); $curl = $curl['version']; } else { $curl = curl_version(); $curl = explode(' ', $curl); $curl = explode('/', $curl[0]); $curl = $curl[1]; } return $curl; } public function is_a_class($class1, $class2) { if (class_exists($class1)) { $classes = array(strtolower($class1)); while ($class1 = get_parent_class($class1)) { $classes[] = strtolower($class1); } return in_array(strtolower($class2), $classes); } else { return false; } } } class SimplePie_Locator { public $useragent; public $timeout; public $file; public $local; public $elsewhere; public $file_class = 'SimplePie_File'; public function __construct(&$file, $timeout = 10, $useragent = null, $file_class = 'SimplePie_File') { if (!is_a($file, 'SimplePie_File')) { $this->file = new $this->file_class($file, $timeout, $useragent); } else { $this->file =& $file; } $this->file_class = $file_class; $this->useragent = $useragent; $this->timeout = $timeout; } public function find() { if ($this->is_feed($this->file)) { return $this->file->url; } $autodiscovery = $this->autodiscovery($this->file); if ($autodiscovery) { return $autodiscovery; } if ($this->get_links($this->file)) { if (!empty($this->local)) { $extension_local = $this->extension($this->local); if ($extension_local) { return $extension_local; } $body_local = $this->body($this->local); if ($body_local) { return $body_local; } } if (!empty($this->elsewhere)) { $extension_elsewhere = $this->extension($this->elsewhere); if ($extension_elsewhere) { return $extension_elsewhere; } $body_elsewhere = $this->body($this->elsewhere); if ($body_elsewhere) { return $body_elsewhere; } } } return false; } public function is_feed(&$file) { if (!is_a($file, 'SimplePie_File')) { if (isset($this)) { $file2 = new $this->file_class($file, $this->timeout, 5, null, $this->useragent); } else { $file2 = new $this->file_class($file); } $file2->body(); $file2->close(); } else { $file2 =& $file; } $body = preg_replace('/<\!-(.*)-\>/msiU', '', $file2->body()); if (preg_match('/<(\w+\:)?rss/msiU', $body) || preg_match('/<(\w+\:)?RDF/mi', $body) || preg_match('/<(\w+\:)?feed/mi', $body)) { return true; } return false; } public function autodiscovery(&$file) { $links = SimplePie_Misc::get_element('link', $file->body()); $done = array(); foreach ($links as $link) { if (!empty($link['attribs']['TYPE']['data']) && !empty($link['attribs']['HREF']['data']) && !empty($link['attribs']['REL']['data'])) { $rel = preg_split('/\s+/', strtolower(trim($link['attribs']['REL']['data']))); $type = preg_match('/^(application\/rss\+xml|application\/atom\+xml|application\/rdf\+xml|application\/xml\+rss|application\/xml\+atom|application\/xml\+rdf|application\/xml|application\/x\.atom\+xml|text\/xml)(;|$)/msiU', trim($link['attribs']['TYPE']['data'])); $href = SimplePie_Misc::absolutize_url(trim($link['attribs']['HREF']['data']), $this->file->url); if (!in_array($href, $done) && in_array('alternate', $rel) && $type) { $feed = $this->is_feed($href); if ($feed) { return $href; } } $done[] = $href; } } return false; } public function get_links(&$file) { $links = SimplePie_Misc::get_element('a', $file->body()); foreach ($links as $link) { if (!empty($link['attribs']['HREF']['data'])) { $href = trim($link['attribs']['HREF']['data']); $parsed = SimplePie_Misc::parse_url($href); if (empty($parsed['scheme']) || $parsed['scheme'] != 'javascript') { $current = SimplePie_Misc::parse_url($this->file->url); if (empty($parsed['authority']) || $parsed['authority'] == $current['authority']) { $this->local[] = SimplePie_Misc::absolutize_url($href, $this->file->url); } else { $this->elsewhere[] = SimplePie_Misc::absolutize_url($href, $this->file->url); } } } } if (!empty($this->local)) { $this->local = array_unique($this->local); } if (!empty($this->elsewhere)) { $this->elsewhere = array_unique($this->elsewhere); } if (!empty($this->local) || !empty($this->elsewhere)) { return true; } return false; } public function extension(&$array) { foreach ($array as $key => $value) { $value = SimplePie_Misc::absolutize_url($value, $this->file->url); if (in_array(strrchr($value, '.'), array('.rss', '.rdf', '.atom', '.xml'))) { if ($this->is_feed($value)) { return $value; } else { unset($array[$key]); } } } return false; } public function body(&$array) { foreach ($array as $key => $value) { $value = SimplePie_Misc::absolutize_url($value, $this->file->url); if (preg_match('/(rss|rdf|atom|xml)/i', $value)) { if ($this->is_feed($value)) { return $value; } else { unset($array[$key]); } } } return false; } } class SimplePie_Parser { public $encoding; public $data; public $namespaces = array('xml' => 'HTTP://WWW.W3.ORG/XML/1998/NAMESPACE', 'atom' => 'ATOM', 'rss2' => 'RSS', 'rdf' => 'RDF', 'rss1' => 'RSS', 'dc' => 'DC', 'xhtml' => 'XHTML', 'content' => 'CONTENT'); public $xml; public $error_code; public $error_string; public $current_line; public $current_column; public $current_byte; public $tag_name; public $inside_item; public $item_number = 0; public $inside_channel; public $author_number= 0; public $category_number = 0; public $enclosure_number = 0; public $link_number = 0; public $item_link_number = 0; public $inside_image; public $attribs; public $is_first; public $inside_author; public $depth_inside_item = 0; public function __construct($data, $encoding, $return_xml = false) { $this->encoding = $encoding; // Strip BOM: // UTF-32 Big Endian BOM if (strpos($data, sprintf('%c%c%c%c', 0x00, 0x00, 0xFE, 0xFF)) === 0) { $data = substr($data, 4); } // UTF-32 Little Endian BOM elseif (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0) { $data = substr($data, 4); } // UTF-16 Big Endian BOM elseif (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0) { $data = substr($data, 2); } // UTF-16 Little Endian BOM elseif (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0) { $data = substr($data, 2); } // UTF-8 BOM elseif (strpos($data, sprintf('%c%c%c', 0xEF, 0xBB, 0xBF)) === 0) { $data = substr($data, 3); } // Make sure the XML prolog is sane and has the correct encoding if (preg_match('/^<\?xml(.*)?>/msiU', $data, $prolog)) { $data = substr_replace($data, '', 0, strlen($prolog[0])); } $data = "\n" . $data; // Put some data into CDATA blocks // If we're RSS if ((stristr($data, '|>(.*)<\/$full>)/msiU", array(&$this, 'add_cdata'), $data); } foreach ($sp_elements as $full) { // Deal with CDATA within CDATA (this can be caused by us inserting CDATA above) $data = preg_replace_callback("/<($full)((\s*((\w+:)?\w+)\s*=\s*(\"([^\"]*)\"|'([^']*)'))*)\s*(\/>|><\/$full>)/msiU", array(&$this, 'cdata_in_cdata'), $data); } // Return the XML, if so desired if ($return_xml) { $this->data =& $data; return; } // Create the parser $this->xml = xml_parser_create_ns($encoding); xml_parser_set_option($this->xml, XML_OPTION_SKIP_WHITE, 1); xml_set_object($this->xml, $this); xml_set_character_data_handler($this->xml, 'data_handler'); xml_set_element_handler($this->xml, 'start_handler', 'end_handler'); xml_set_start_namespace_decl_handler($this->xml, 'start_name_space'); xml_set_end_namespace_decl_handler($this->xml, 'end_name_space'); // Parse! if (!xml_parse($this->xml, $data)) { $this->data = null; $this->error_code = xml_get_error_code($this->xml); $this->error_string = xml_error_string($this->error_code); } $this->current_line = xml_get_current_line_number($this->xml); $this->current_column = xml_get_current_column_number($this->xml); $this->current_byte = xml_get_current_byte_index($this->xml); xml_parser_free($this->xml); return; } public function add_cdata($match) { if (isset($match[10])) { return "<$match[1]$match[2]>"; } return $match[0]; } public function cdata_in_cdata($match) { if (isset($match[10])) { $match[10] = preg_replace_callback('//msiU', array(&$this, 'real_cdata_in_cdata'), $match[10]); return "<$match[1]$match[2]>"; } return $match[0]; } public function real_cdata_in_cdata($match) { return htmlspecialchars($match[1], ENT_NOQUOTES); } public function do_add_content(&$array, $data) { if ($this->is_first) { $array['data'] = $data; $array['attribs'] = $this->attribs; } else { $array['data'] .= $data; } } public function start_handler($parser, $name, $attribs) { $this->tag_name = $name; $this->attribs = $attribs; $this->is_first = true; if ($this->inside_item) { $this->depth_inside_item++; } switch ($this->tag_name) { case 'ITEM': case $this->namespaces['rss2'] . ':ITEM': case $this->namespaces['rss1'] . ':ITEM': case 'ENTRY': case $this->namespaces['atom'] . ':ENTRY': $this->inside_item = true; $this->do_add_content($this->data['items'][$this->item_number], ''); break; case 'CHANNEL': case $this->namespaces['rss2'] . ':CHANNEL': case $this->namespaces['rss1'] . ':CHANNEL': $this->inside_channel = true; break; case 'RSS': case $this->namespaces['rss2'] . ':RSS': $this->data['feedinfo']['type'] = 'RSS'; $this->do_add_content($this->data['feeddata'], ''); if (!empty($attribs['VERSION'])) { $this->data['feedinfo']['version'] = trim($attribs['VERSION']); } break; case $this->namespaces['rdf'] . ':RDF': $this->data['feedinfo']['type'] = 'RSS'; $this->do_add_content($this->data['feeddata'], ''); $this->data['feedinfo']['version'] = 1; break; case 'FEED': case $this->namespaces['atom'] . ':FEED': $this->data['feedinfo']['type'] = 'Atom'; $this->do_add_content($this->data['feeddata'], ''); if (!empty($attribs['VERSION'])) { $this->data['feedinfo']['version'] = trim($attribs['VERSION']); } break; case 'IMAGE': case $this->namespaces['rss2'] . ':IMAGE': case $this->namespaces['rss1'] . ':IMAGE': if ($this->inside_channel) { $this->inside_image = true; } break; } if (!empty($this->data['feedinfo']['type']) && $this->data['feedinfo']['type'] == 'Atom' && ($this->tag_name == 'AUTHOR' || $this->tag_name == $this->namespaces['atom'] . ':AUTHOR')) { $this->inside_author = true; } $this->data_handler($this->xml, ''); } public function data_handler($parser, $data) { if ($this->inside_item && $this->depth_inside_item == 1) { switch ($this->tag_name) { case 'TITLE': case $this->namespaces['rss1'] . ':TITLE': case $this->namespaces['rss2'] . ':TITLE': case $this->namespaces['atom'] . ':TITLE': $this->do_add_content($this->data['items'][$this->item_number]['title'], $data); break; case $this->namespaces['dc'] . ':TITLE': $this->do_add_content($this->data['items'][$this->item_number]['dc:title'], $data); break; case 'CONTENT': case $this->namespaces['atom'] . ':CONTENT': $this->do_add_content($this->data['items'][$this->item_number]['content'], $data); break; case $this->namespaces['content'] . ':ENCODED': $this->do_add_content($this->data['items'][$this->item_number]['encoded'], $data); break; case 'SUMMARY': case $this->namespaces['atom'] . ':SUMMARY': $this->do_add_content($this->data['items'][$this->item_number]['summary'], $data); break; case 'LONGDESC': $this->do_add_content($this->data['items'][$this->item_number]['longdesc'], $data); break; case 'DESCRIPTION': case $this->namespaces['rss1'] . ':DESCRIPTION': case $this->namespaces['rss2'] . ':DESCRIPTION': $this->do_add_content($this->data['items'][$this->item_number]['description'], $data); break; case $this->namespaces['dc'] . ':DESCRIPTION': $this->do_add_content($this->data['items'][$this->item_number]['dc:description'], $data); break; case 'LINK': case $this->namespaces['rss1'] . ':LINK': case $this->namespaces['rss2'] . ':LINK': case $this->namespaces['atom'] . ':LINK': $this->do_add_content($this->data['items'][$this->item_number]['link'][$this->item_link_number], $data); break; case 'ENCLOSURE': case $this->namespaces['rss1'] . ':ENCLOSURE': case $this->namespaces['rss2'] . ':ENCLOSURE': case $this->namespaces['atom'] . ':ENCLOSURE': $this->do_add_content($this->data['items'][$this->item_number]['enclosure'][$this->enclosure_number], $data); break; case 'GUID': case $this->namespaces['rss1'] . ':GUID': case $this->namespaces['rss2'] . ':GUID': $this->do_add_content($this->data['items'][$this->item_number]['guid'], $data); break; case 'ID': case $this->namespaces['atom'] . ':ID': $this->do_add_content($this->data['items'][$this->item_number]['id'], $data); break; case 'PUBDATE': case $this->namespaces['rss1'] . ':PUBDATE': case $this->namespaces['rss2'] . ':PUBDATE': $this->do_add_content($this->data['items'][$this->item_number]['pubdate'], $data); break; case $this->namespaces['dc'] . ':DATE': $this->do_add_content($this->data['items'][$this->item_number]['dc:date'], $data); break; case 'ISSUED': case $this->namespaces['atom'] . ':ISSUED': $this->do_add_content($this->data['items'][$this->item_number]['issued'], $data); break; case 'PUBLISHED': case $this->namespaces['atom'] . ':PUBLISHED': $this->do_add_content($this->data['items'][$this->item_number]['published'], $data); break; case 'MODIFIED': case $this->namespaces['atom'] . ':MODIFIED': $this->do_add_content($this->data['items'][$this->item_number]['modified'], $data); break; case 'UPDATED': case $this->namespaces['atom'] . ':UPDATED': $this->do_add_content($this->data['items'][$this->item_number]['updated'], $data); break; case 'CATEGORY': case $this->namespaces['rss1'] . ':CATEGORY': case $this->namespaces['rss2'] . ':CATEGORY': case $this->namespaces['atom'] . ':CATEGORY': $this->do_add_content($this->data['items'][$this->item_number]['category'][$this->category_number], $data); break; case $this->namespaces['dc'] . ':SUBJECT': $this->do_add_content($this->data['items'][$this->item_number]['subject'][$this->category_number], $data); break; case $this->namespaces['dc'] . ':CREATOR': $this->do_add_content($this->data['items'][$this->item_number]['creator'][$this->author_number], $data); break; case 'AUTHOR': case $this->namespaces['rss1'] . ':AUTHOR': case $this->namespaces['rss2'] . ':AUTHOR': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['rss'], $data); break; } if ($this->inside_author) { switch ($this->tag_name) { case 'NAME': case $this->namespaces['atom'] . ':NAME': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['name'], $data); break; case 'URL': case $this->namespaces['atom'] . ':URL': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['url'], $data); break; case 'URI': case $this->namespaces['atom'] . ':URI': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['uri'], $data); break; case 'HOMEPAGE': case $this->namespaces['atom'] . ':HOMEPAGE': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['homepage'], $data); break; case 'EMAIL': case $this->namespaces['atom'] . ':EMAIL': $this->do_add_content($this->data['items'][$this->item_number]['author'][$this->author_number]['email'], $data); break; } } } elseif (($this->inside_channel && !$this->inside_image) || (isset($this->data['feedinfo']['type']) && $this->data['feedinfo']['type'] == 'Atom')) { switch ($this->tag_name) { case 'TITLE': case $this->namespaces['rss1'] . ':TITLE': case $this->namespaces['rss2'] . ':TITLE': case $this->namespaces['atom'] . ':TITLE': $this->do_add_content($this->data['info']['title'], $data); break; case 'LINK': case $this->namespaces['rss1'] . ':LINK': case $this->namespaces['rss2'] . ':LINK': case $this->namespaces['atom'] . ':LINK': $this->do_add_content($this->data['info']['link'][$this->link_number], $data); break; case 'DESCRIPTION': case $this->namespaces['rss1'] . ':DESCRIPTION': case $this->namespaces['rss2'] . ':DESCRIPTION': $this->do_add_content($this->data['info']['description'], $data); break; case $this->namespaces['dc'] . ':DESCRIPTION': $this->do_add_content($this->data['info']['dc:description'], $data); break; case 'TAGLINE': case $this->namespaces['atom'] . ':TAGLINE': $this->do_add_content($this->data['info']['tagline'], $data); break; case 'SUBTITLE': case $this->namespaces['atom'] . ':SUBTITLE': $this->do_add_content($this->data['info']['subtitle'], $data); break; case 'COPYRIGHT': case $this->namespaces['rss1'] . ':COPYRIGHT': case $this->namespaces['rss2'] . ':COPYRIGHT': case $this->namespaces['atom'] . ':COPYRIGHT': $this->do_add_content($this->data['info']['copyright'], $data); break; case 'LANGUAGE': case $this->namespaces['rss1'] . ':LANGUAGE': case $this->namespaces['rss2'] . ':LANGUAGE': $this->do_add_content($this->data['info']['language'], $data); break; case 'LOGO': case $this->namespaces['atom'] . ':LOGO': $this->do_add_content($this->data['info']['logo'], $data); break; } } elseif ($this->inside_channel && $this->inside_image) { switch ($this->tag_name) { case 'TITLE': case $this->namespaces['rss1'] . ':TITLE': case $this->namespaces['rss2'] . ':TITLE': $this->do_add_content($this->data['info']['image']['title'], $data); break; case 'URL': case $this->namespaces['rss1'] . ':URL': case $this->namespaces['rss2'] . ':URL': $this->do_add_content($this->data['info']['image']['url'], $data); break; case 'LINK': case $this->namespaces['rss1'] . ':LINK': case $this->namespaces['rss2'] . ':LINK': $this->do_add_content($this->data['info']['image']['link'], $data); break; case 'WIDTH': case $this->namespaces['rss1'] . ':WIDTH': case $this->namespaces['rss2'] . ':WIDTH': $this->do_add_content($this->data['info']['image']['width'], $data); break; case 'HEIGHT': case $this->namespaces['rss1'] . ':HEIGHT': case $this->namespaces['rss2'] . ':HEIGHT': $this->do_add_content($this->data['info']['image']['height'], $data); break; } } $this->is_first = false; } public function end_handler($parser, $name) { $this->tag_name = ''; switch ($name) { case 'ITEM': case $this->namespaces['rss1'] . ':ITEM': case $this->namespaces['rss2'] . ':ITEM': case 'ENTRY': case $this->namespaces['atom'] . ':ENTRY': $this->inside_item = false; $this->item_number++; $this->author_number = 0; $this->category_number = 0; $this->enclosure_number = 0; $this->item_link_number = 0; break; case 'CHANNEL': case $this->namespaces['rss1'] . ':CHANNEL': case $this->namespaces['rss2'] . ':CHANNEL': $this->inside_channel = false; break; case 'IMAGE': case $this->namespaces['rss1'] . ':IMAGE': case $this->namespaces['rss2'] . ':IMAGE': $this->inside_image = false; break; case 'AUTHOR': case $this->namespaces['rss1'] . ':AUTHOR': case $this->namespaces['rss2'] . ':AUTHOR': case $this->namespaces['atom'] . ':AUTHOR': $this->author_number++; $this->inside_author = false; break; case 'CATEGORY': case $this->namespaces['rss1'] . ':CATEGORY': case $this->namespaces['rss2'] . ':CATEGORY': case $this->namespaces['atom'] . ':CATEGORY': case $this->namespaces['dc'] . ':SUBJECT': $this->category_number++; break; case 'ENCLOSURE': case $this->namespaces['rss1'] . ':ENCLOSURE': case $this->namespaces['rss2'] . ':ENCLOSURE': $this->enclosure_number++; break; case 'LINK': case $this->namespaces['rss1'] . ':LINK': case $this->namespaces['rss2'] . ':LINK': case $this->namespaces['atom'] . ':LINK': if ($this->inside_item) { $this->item_link_number++; } else { $this->link_number++; } break; } if ($this->inside_item) { $this->depth_inside_item--; } } public function start_name_space($parser, $prefix, $uri = null) { $prefix = strtoupper($prefix); $uri = strtoupper($uri); if ($prefix == 'ATOM' || $uri == 'HTTP://WWW.W3.ORG/2005/ATOM' || $uri == 'HTTP://PURL.ORG/ATOM/NS#') { $this->namespaces['atom'] = $uri; } elseif ($prefix == 'RSS2' || $uri == 'HTTP://BACKEND.USERLAND.COM/RSS2') { $this->namespaces['rss2'] = $uri; } elseif ($prefix == 'RDF' || $uri == 'HTTP://WWW.W3.ORG/1999/02/22-RDF-SYNTAX-NS#') { $this->namespaces['rdf'] = $uri; } elseif ($prefix == 'RSS' || $uri == 'HTTP://PURL.ORG/RSS/1.0/' || $uri == 'HTTP://MY.NETSCAPE.COM/RDF/SIMPLE/0.9/') { $this->namespaces['rss1'] = $uri; } elseif ($prefix == 'DC' || $uri == 'HTTP://PURL.ORG/DC/ELEMENTS/1.1/') { $this->namespaces['dc'] = $uri; } elseif ($prefix == 'XHTML' || $uri == 'HTTP://WWW.W3.ORG/1999/XHTML') { $this->namespaces['xhtml'] = $uri; $this->xhtml_prefix = $prefix; } elseif ($prefix == 'CONTENT' || $uri == 'HTTP://PURL.ORG/RSS/1.0/MODULES/CONTENT/') { $this->namespaces['content'] = $uri; } } public function end_name_space($parser, $prefix) { if ($key = array_search(strtoupper($prefix), $this->namespaces)) { if ($key == 'atom') { $this->namespaces['atom'] = 'ATOM'; } elseif ($key == 'rss2') { $this->namespaces['rss2'] = 'RSS'; } elseif ($key == 'rdf') { $this->namespaces['rdf'] = 'RDF'; } elseif ($key == 'rss1') { $this->namespaces['rss1'] = 'RSS'; } elseif ($key == 'dc') { $this->namespaces['dc'] = 'DC'; } elseif ($key == 'xhtml') { $this->namespaces['xhtml'] = 'XHTML'; $this->xhtml_prefix = 'XHTML'; } elseif ($key == 'content') { $this->namespaces['content'] = 'CONTENT'; } } } } class SimplePie_Sanitize { // Private vars public $feedinfo; public $info; public $items; public $feed_xmlbase; public $item_xmlbase; public $attribs; public $cached_entities; public $cache_convert_entities; // Options public $remove_div = true; public $strip_ads = false; public $replace_headers = false; public $bypass_image_hotlink = false; public $bypass_image_hotlink_page = false; public $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'); public $encode_instead_of_strip = false; public $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur'); public $input_encoding = 'UTF-8'; public $output_encoding = 'UTF-8'; public $item_class = 'SimplePie_Item'; public $author_class = 'SimplePie_Author'; public $enclosure_class = 'SimplePie_Enclosure'; public function remove_div($enable = true) { $this->remove_div = (bool) $enable; } public function strip_ads($enable = false) { $this->strip_ads = (bool) $enable; } public function replace_headers($enable = false) { $this->enable_headers = (bool) $enable; } public function bypass_image_hotlink($get = false) { if ($get) { $this->bypass_image_hotlink = (string) $get; } else { $this->bypass_image_hotlink = false; } } public function bypass_image_hotlink_page($page = false) { if ($page) { $this->bypass_image_hotlink_page = (string) $page; } else { $this->bypass_image_hotlink_page = false; } } public function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style')) { if ($tags) { if (is_array($tags)) { $this->strip_htmltags = $tags; } else { $this->strip_htmltags = explode(',', $tags); } } else { $this->strip_htmltags = false; } } public function encode_instead_of_strip($enable = false) { $this->encode_instead_of_strip = (bool) $enable; } public function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur')) { if ($attribs) { if (is_array($attribs)) { $this->strip_attributes = $attribs; } else { $this->strip_attributes = explode(',', $attribs); } } else { $this->strip_attributes = false; } } public function input_encoding($encoding = 'UTF-8') { $this->input_encoding = (string) $encoding; } public function output_encoding($encoding = 'UTF-8') { $this->output_encoding = (string) $encoding; } public function set_item_class($class = 'SimplePie_Item') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Item')) { $this->item_class = $class; return true; } return false; } public function set_author_class($class = 'SimplePie_Author') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Author')) { $this->author_class = $class; return true; } return false; } public function set_enclosure_class($class = 'SimplePie_Enclosure') { if (SimplePie_Misc::is_a_class($class, 'SimplePie_Enclosure')) { $this->enclosure_class = $class; return true; } return false; } public function parse_data_array(&$data, $url) { // Feed Info (Type and Version) if (!empty($data['feedinfo']['type'])) { $this->feedinfo = $data['feedinfo']; } // Feed level xml:base if (!empty($data['feeddata']['attribs']['XML:BASE'])) { $this->feed_xmlbase = $data['feeddata']['attribs']['XML:BASE']; } elseif (!empty($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'])) { $this->feed_xmlbase = $data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']; } // FeedBurner feeds use alternate link elseif (strpos($url, 'http://feeds.feedburner.com/') !== 0) { $this->feed_xmlbase = SimplePie_Misc::parse_url($url); if (empty($this->feed_xmlbase['authority'])) { $this->feed_xmlbase = preg_replace('/^' . preg_quote(realpath($_SERVER['DOCUMENT_ROOT']), '/') . '/', '', realpath($url)); } else { $this->feed_xmlbase = $url; } } // Feed link(s) if (!empty($data['info']['link'])) { foreach ($data['info']['link'] as $link) { if (empty($link['attribs']['REL'])) { $rel = 'alternate'; } else { $rel = strtolower($link['attribs']['REL']); } if ($rel == 'enclosure') { $href = null; $type = null; $length = null; if (!empty($link['data'])) { $href = $this->sanitize($link['data'], $link['attribs'], true); } elseif (!empty($link['attribs']['HREF'])) { $href = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true); } if (!empty($link['attribs']['TYPE'])) { $type = $this->sanitize($link['attribs']['TYPE'], $link['attribs']); } if (!empty($link['attribs']['LENGTH'])) { $length = $this->sanitize($link['attribs']['LENGTH'], $link['attribs']); } $this->info['link']['enclosure'][] = new $this->enclosure_class($href, $type, $length); } else { if (!empty($link['data'])) { $this->info['link'][$rel][] = $this->sanitize($link['data'], $link['attribs'], true); } elseif (!empty($link['attribs']['HREF'])) { $this->info['link'][$rel][] = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true); } } } } // Use the first alternate link if we don't have any feed xml:base if (empty($this->feed_xmlbase) && !empty($this->info['link']['alternate'][0])) { $this->feed_xmlbase = $this->info['link']['alternate'][0]; } // Feed Title if (!empty($data['info']['title']['data'])) { $this->info['title'] = $this->sanitize($data['info']['title']['data'], $data['info']['title']['attribs']); } // Feed Descriptions if (!empty($data['info']['description']['data'])) { $this->info['description'] = $this->sanitize($data['info']['description']['data'], $data['info']['description']['attribs'], false, true); } if (!empty($data['info']['dc:description']['data'])) { $this->info['dc:description'] = $this->sanitize($data['info']['dc:description']['data'], $data['info']['dc:description']['attribs']); } if (!empty($data['info']['tagline']['data'])) { $this->info['tagline'] = $this->sanitize($data['info']['tagline']['data'], $data['info']['tagline']['attribs']); } if (!empty($data['info']['subtitle']['data'])) { $this->info['subtitle'] = $this->sanitize($data['info']['subtitle']['data'], $data['info']['subtitle']['attribs']); } // Feed Language if (!empty($data['info']['language']['data'])) { $this->info['language'] = $this->sanitize($data['info']['language']['data'], $data['info']['language']['attribs']); } if (!empty($data['feeddata']['attribs']['XML:LANG'])) { $this->info['xml:lang'] = $this->sanitize($data['feeddata']['attribs']['XML:LANG'], null); } elseif (!empty($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:LANG'])) { $this->info['xml:lang'] = $this->sanitize($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:LANG'], null); } // Feed Copyright if (!empty($data['info']['copyright']['data'])) { $this->info['copyright'] = $this->sanitize($data['info']['copyright']['data'], $data['info']['copyright']['attribs']); } // Feed Image if (!empty($data['info']['image']['title']['data'])) { $this->info['image']['title'] = $this->sanitize($data['info']['image']['title']['data'], $data['info']['image']['title']['attribs']); } if (!empty($data['info']['image']['url']['data'])) { $this->info['image']['url'] = $this->sanitize($data['info']['image']['url']['data'], $data['info']['image']['url']['attribs'], true); } if (!empty($data['info']['logo']['data'])) { $this->info['image']['logo'] = $this->sanitize($data['info']['logo']['data'], $data['info']['logo']['attribs'], true); } if (!empty($data['info']['image']['link']['data'])) { $this->info['image']['link'] = $this->sanitize($data['info']['image']['link']['data'], $data['info']['image']['link']['attribs'], true); } if (!empty($data['info']['image']['width']['data'])) { $this->info['image']['width'] = $this->sanitize($data['info']['image']['width']['data'], $data['info']['image']['width']['attribs']); } if (!empty($data['info']['image']['height']['data'])) { $this->info['image']['height'] = $this->sanitize($data['info']['image']['height']['data'], $data['info']['image']['height']['attribs']); } // Items if (!empty($data['items'])) { foreach ($data['items'] as $key => $item) { $newitem = null; // Item level xml:base if (!empty($item['attribs']['XML:BASE'])) { $this->item_xmlbase = SimplePie_Misc::absolutize_url($item['attribs']['XML:BASE'], $this->feed_xmlbase); } elseif (!empty($item['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'])) { $this->item_xmlbase = SimplePie_Misc::absolutize_url($item['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'], $this->feed_xmlbase); } else { $this->item_xmlbase = null; } // Title if (!empty($item['title']['data'])) { $newitem['title'] = $this->sanitize($item['title']['data'], $item['title']['attribs']); } if (!empty($item['dc:title']['data'])) { $newitem['dc:title'] = $this->sanitize($item['dc:title']['data'], $item['dc:title']['attribs']); } // Description if (!empty($item['content']['data'])) { $newitem['content'] = $this->sanitize($item['content']['data'], $item['content']['attribs']); } if (!empty($item['encoded']['data'])) { $newitem['encoded'] = $this->sanitize($item['encoded']['data'], $item['encoded']['attribs']); } if (!empty($item['summary']['data'])) { $newitem['summary'] = $this->sanitize($item['summary']['data'], $item['summary']['attribs']); } if (!empty($item['description']['data'])) { $newitem['description'] = $this->sanitize($item['description']['data'], $item['description']['attribs'], false, true); } if (!empty($item['dc:description']['data'])) { $newitem['dc:description'] = $this->sanitize($item['dc:description']['data'], $item['dc:description']['attribs']); } if (!empty($item['longdesc']['data'])) { $newitem['longdesc'] = $this->sanitize($item['longdesc']['data'], $item['longdesc']['attribs']); } // Link(s) if (!empty($item['link'])) { foreach ($item['link'] as $link) { if (empty($link['attribs']['REL'])) { $rel = 'alternate'; } else { $rel = strtolower($link['attribs']['REL']); } if ($rel == 'enclosure') { $href = null; $type = null; $length = null; if (!empty($link['data'])) { $href = $this->sanitize($link['data'], $link['attribs'], true); } elseif (!empty($link['attribs']['HREF'])) { $href = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true); } if (!empty($link['attribs']['TYPE'])) { $type = $this->sanitize($link['attribs']['TYPE'], $link['attribs']); } if (!empty($link['attribs']['LENGTH'])) { $length = $this->sanitize($link['attribs']['LENGTH'], $link['attribs']); } if (!empty($href)) { $newitem['link'][$rel][] = new $this->enclosure_class($href, $type, $length); } } else { if (!empty($link['data'])) { $newitem['link'][$rel][] = $this->sanitize($link['data'], $link['attribs'], true); } elseif (!empty($link['attribs']['HREF'])) { $newitem['link'][$rel][] = $this->sanitize($link['attribs']['HREF'], $link['attribs'], true); } } } } // Enclosure(s) if (!empty($item['enclosure'])) { foreach ($item['enclosure'] as $enclosure) { if (!empty($enclosure['attribs']['URL'])) { $type = null; $length = null; $href = $this->sanitize($enclosure['attribs']['URL'], $enclosure['attribs'], true); if (!empty($enclosure['attribs']['TYPE'])) { $type = $this->sanitize($enclosure['attribs']['TYPE'], $enclosure['attribs']); } if (!empty($enclosure['attribs']['LENGTH'])) { $length = $this->sanitize($enclosure['attribs']['LENGTH'], $enclosure['attribs']); } $newitem['enclosures'][] = new $this->enclosure_class($href, $type, $length); } } } // ID if (!empty($item['guid']['data'])) { if (!empty($item['guid']['attribs']['ISPERMALINK']) && strtolower($item['guid']['attribs']['ISPERMALINK']) == 'false') { $newitem['guid']['permalink'] = false; } else { $newitem['guid']['permalink'] = true; } $newitem['guid']['data'] = $this->sanitize($item['guid']['data'], $item['guid']['attribs']); } if (!empty($item['id']['data'])) { $newitem['id'] = $this->sanitize($item['id']['data'], $item['id']['attribs']); } // Date if (!empty($item['pubdate']['data'])) { $newitem['pubdate'] = $this->parse_date($this->sanitize($item['pubdate']['data'], $item['pubdate']['attribs'])); } if (!empty($item['dc:date']['data'])) { $newitem['dc:date'] = $this->parse_date($this->sanitize($item['dc:date']['data'], $item['dc:date']['attribs'])); } if (!empty($item['issued']['data'])) { $newitem['issued'] = $this->parse_date($this->sanitize($item['issued']['data'], $item['issued']['attribs'])); } if (!empty($item['published']['data'])) { $newitem['published'] = $this->parse_date($this->sanitize($item['published']['data'], $item['published']['attribs'])); } if (!empty($item['modified']['data'])) { $newitem['modified'] = $this->parse_date($this->sanitize($item['modified']['data'], $item['modified']['attribs'])); } if (!empty($item['updated']['data'])) { $newitem['updated'] = $this->parse_date($this->sanitize($item['updated']['data'], $item['updated']['attribs'])); } // Categories if (!empty($item['category'])) { foreach ($item['category'] as $category) { if (!empty($category['data'])) { $newitem['category'][] = $this->sanitize($category['data'], $category['attribs']); } elseif (!empty($category['attribs']['TERM'])) { $newitem['term'][] = $this->sanitize($category['attribs']['TERM'], $category['attribs']); } } } if (!empty($item['subject'])) { foreach ($item['subject'] as $category) { if (!empty($category['data'])) { $newitem['subject'][] = $this->sanitize($category['data'], $category['attribs']); } } } // Author if (!empty($item['creator'])) { foreach ($item['creator'] as $creator) { if (!empty($creator['data'])) { $newitem['creator'][] = new $this->author_class($this->sanitize($creator['data'], $creator['attribs']), null, null); } } } if (!empty($item['author'])) { foreach ($item['author'] as $author) { $name = null; $link = null; $email = null; if (!empty($author['rss'])) { $sane = $this->sanitize($author['rss']['data'], $author['rss']['attribs']); if (preg_match('/(.*)@(.*) \((.*)\)/msiU', $sane, $matches)) { $name = trim($matches[3]); $email = trim("$matches[1]@$matches[2]"); } else { $email = $sane; } } else { if (!empty($author['name'])) { $name = $this->sanitize($author['name']['data'], $author['name']['attribs']); } if (!empty($author['url'])) { $link = $this->sanitize($author['url']['data'], $author['url']['attribs'], true); } elseif (!empty($author['uri'])) { $link = $this->sanitize($author['uri']['data'], $author['uri']['attribs'], true); } elseif (!empty($author['homepage'])) { $link = $this->sanitize($author['homepage']['data'], $author['homepage']['attribs'], true); } if (!empty($author['email'])) { $email = $this->sanitize($author['email']['data'], $author['email']['attribs']); } } $newitem['author'][] = new $this->author_class($name, $link, $email); } } unset($data['items'][$key]); $this->items[] = new $this->item_class($newitem); } } } public function sanitize($data, $attribs, $is_url = false, $force_decode = false) { $this->attribs = $attribs; if (isset($this->feedinfo['type']) && $this->feedinfo['type'] == 'Atom') { if ((!empty($attribs['MODE']) && $attribs['MODE'] == 'base64') || (!empty($attribs['TYPE']) && $attribs['TYPE'] == 'application/octet-stream')) { $data = trim($data); $data = base64_decode($data); } elseif ((!empty($attribs['MODE']) && $attribs['MODE'] == 'escaped' || !empty($attribs['TYPE']) && ($attribs['TYPE'] == 'html' || $attribs['TYPE'] == 'text/html'))) { $data = $this->entities_decode($data); } if (!empty($attribs['TYPE']) && ($attribs['TYPE'] == 'xhtml' || $attribs['TYPE'] == 'application/xhtml+xml')) { if ($this->remove_div) { $data = preg_replace('//msiU', '', strrev(preg_replace('/>vid\//msiU', '
', $data, 1); } $data = $this->convert_entities($data); } } else { $data = $this->convert_entities($data); } if ($force_decode) { $data = $this->entities_decode($data); } $data = trim($data); $data = preg_replace('/<\!--([^-]|-[^-])*-->/msiU', '', $data); // If Strip Ads is enabled, strip them. if ($this->strip_ads) { $data = preg_replace('//msiU', '', $data); // Pheedo links (tested with Dooce.com) $data = preg_replace('/(.*)/msiU', '', $data); $data = preg_replace('/<\/h[1-3]>/i', '', $data); } if ($is_url) { $data = $this->replace_urls($data, true); } else { $data = preg_replace_callback('/<(\S+)((\s*((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'|(.*)))*)\s*(\/>|>(.*)<\/\S+>)/msiU', array(&$this, 'replace_urls'), $data); } // If Bypass Image Hotlink is enabled, rewrite all the image tags. if ($this->bypass_image_hotlink) { $images = SimplePie_Misc::get_element('img', $data); foreach ($images as $img) { if (!empty($img['attribs']['SRC']['data'])) { $pre = ''; if ($this->bypass_image_hotlink_page) { $pre = $this->bypass_image_hotlink_page; } $pre .= "?$this->bypass_image_hotlink="; $img['attribs']['SRC']['data'] = $pre . rawurlencode(strtr($img['attribs']['SRC']['data'], array_flip(get_html_translation_table(HTML_SPECIALCHARS, ENT_QUOTES)))); $data = str_replace($img['full'], SimplePie_Misc::element_implode($img), $data); } } } // Strip out HTML tags and attributes that might cause various security problems. // Based on recommendations by Mark Pilgrim at: // http://diveintomark.org/archives/2003/06/12/how_to_consume_rss_safely if ($this->strip_htmltags) { foreach ($this->strip_htmltags as $tag) { $data = preg_replace_callback("/<($tag)((\s*((\w+:)?\w+)(\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))?)*)\s*(\/>|>(.*)<\/($tag)((\s*((\w+:)?\w+)(\s*=\s*(\"([^\"]*)\"|'([^']*)'|(.*)))?)*)\s*>)/msiU", array(&$this, 'do_strip_htmltags'), $data); } } if ($this->strip_attributes) { foreach ($this->strip_attributes as $attrib) { $data = preg_replace('/ '. trim($attrib) .'=("|")(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|\'|'|<|>|\+|{|})*("|")/i', '', $data); $data = preg_replace('/ '. trim($attrib) .'=(\'|')(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|"|"|<|>|\+|{|})*(\'|')/i', '', $data); $data = preg_replace('/ '. trim($attrib) .'=(\w|\s|=|-|:|;|\/|\.|\?|&|,|#|!|\(|\)|\+|{|})*/i', '', $data); } } // Convert encoding $data = SimplePie_Misc::change_encoding($data, $this->input_encoding, $this->output_encoding); return $data; } public function do_strip_htmltags($match) { if ($this->encode_instead_of_strip) { if (isset($match[12]) && !in_array(strtolower($match[1]), array('script', 'style'))) { return "<$match[1]$match[2]>$match[12]</$match[1]>"; } elseif (isset($match[12])) { return "<$match[1]$match[2]></$match[1]>"; } else { return "<$match[1]$match[2]/>"; } } else { if (isset($match[12]) && !in_array(strtolower($match[1]), array('script', 'style'))) { return $match[12]; } else { return ''; } } } public function replace_urls($data, $raw_url = false) { if (!empty($this->attribs['XML:BASE'])) { $xmlbase = $attribs['XML:BASE']; } elseif (!empty($this->attribs['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'])) { $xmlbase = $this->attribs['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']; } if (!empty($xmlbase)) { if (!empty($this->item_xmlbase)) { $xmlbase = SimplePie_Misc::absolutize_url($xmlbase, $this->item_xmlbase); } else { $xmlbase = SimplePie_Misc::absolutize_url($xmlbase, $this->feed_xmlbase); } } elseif (!empty($this->item_xmlbase)) { $xmlbase = $this->item_xmlbase; } else { $xmlbase = $this->feed_xmlbase; } if ($raw_url) { return SimplePie_Misc::absolutize_url($data, $xmlbase); } else { $attributes = array( 'background', 'href', 'src', 'longdesc', 'usemap', 'codebase', 'data', 'classid', 'cite', 'action', 'profile', 'for' ); foreach ($attributes as $attribute) { if (preg_match("/$attribute='(.*)'/siU", $data[0], $attrib) || preg_match("/$attribute=\"(.*)\"/siU", $data[0], $attrib) || preg_match("/$attribute=(.*)[ |\/|>]/siU", $data[0], $attrib)) { $new_tag = str_replace($attrib[1], SimplePie_Misc::absolutize_url($attrib[1], $xmlbase), $attrib[0]); $data[0] = str_replace($attrib[0], $new_tag, $data[0]); } } return $data[0]; } } public function entities_decode($data) { return preg_replace_callback('/&(#)?(x)?([0-9a-z]+);/mi', array(&$this, 'do_entites_decode'), $data); } public function do_entites_decode($data) { if (isset($this->cached_entities[$data[0]])) { return $this->cached_entities[$data[0]]; } else { $return = SimplePie_Misc::change_encoding(html_entity_decode($data[0], ENT_QUOTES), 'ISO-8859-1', $this->input_encoding); if ($return == $data[0]) { $return = SimplePie_Misc::change_encoding(preg_replace_callback('/&#([x]?[0-9a-f]+);/mi', array(&$this, 'replace_num_entity'), $data[0]), 'UTF-8', $this->input_encoding); } $this->cached_entities[$data[0]] = $return; return $return; } } public function convert_entities($data) { return preg_replace_callback('/&#(x)?([0-9a-z]+);/mi', array(&$this, 'do_convert_entities'), $data); } public function do_convert_entities($data) { if (isset($this->cache_convert_entities[$data[0]])) { return $this->cache_convert_entities[$data[0]]; } elseif (isset($this->cached_entities[$data[0]])) { $return = htmlentities($this->cached_entities[$data[0]], ENT_QUOTES, 'UTF-8'); } else { $return = htmlentities(preg_replace_callback('/&#([x]?[0-9a-f]+);/mi', array(&$this, 'replace_num_entity'), $data[0]), ENT_QUOTES, 'UTF-8'); } $this->cache_convert_entities[$data[0]] = $return; return $return; } /* * Escape numeric entities * From a PHP Manual note (on html_entity_decode()) * Copyright (c) 2005 by "php dot net at c dash ovidiu dot tk", * "emilianomartinezluque at yahoo dot com" and "hurricane at cyberworldz dot org". * * This material may be distributed only subject to the terms and conditions set forth in * the Open Publication License, v1.0 or later (the latest version is presently available at * http://www.opencontent.org/openpub/). */ public function replace_num_entity($ord) { $ord = $ord[1]; if (preg_match('/^x([0-9a-f]+)$/i', $ord, $match)) { $ord = hexdec($match[1]); } else { $ord = intval($ord); } $no_bytes = 0; $byte = array(); if ($ord < 128) { return chr($ord); } if ($ord < 2048) { $no_bytes = 2; } elseif ($ord < 65536) { $no_bytes = 3; } elseif ($ord < 1114112) { $no_bytes = 4; } else { return; } switch ($no_bytes) { case 2: $prefix = array(31, 192); break; case 3: $prefix = array(15, 224); break; case 4: $prefix = array(7, 240); break; } for ($i = 0; $i < $no_bytes; $i++) { $byte[$no_bytes-$i-1] = (($ord & (63 * pow(2, 6*$i))) / pow(2, 6*$i)) & 63 | 128; } $byte[0] = ($byte[0] & $prefix[0]) | $prefix[1]; $ret = ''; for ($i = 0; $i < $no_bytes; $i++) { $ret .= chr($byte[$i]); } return $ret; } public function parse_date($date) { $military_timezone = array('A' => '-0100', 'B' => '-0200', 'C' => '-0300', 'D' => '-0400', 'E' => '-0500', 'F' => '-0600', 'G' => '-0700', 'H' => '-0800', 'I' => '-0900', 'K' => '-1000', 'L' => '-1100', 'M' => '-1200', 'N' => '+0100', 'O' => '+0200', 'P' => '+0300', 'Q' => '+0400', 'R' => '+0500', 'S' => '+0600', 'T' => '+0700', 'U' => '+0800', 'V' => '+0900', 'W' => '+1000', 'X' => '+1100', 'Y' => '+1200', 'Z' => '-0000'); $north_american_timezone = array('GMT' => '-0000', 'EST' => '-0500', 'EDT' => '-0400', 'CST' => '-0600', 'CDT' => '-0500', 'MST' => '-0700', 'MDT' => '-0600', 'PST' => '-0800', 'PDT' => '-0700'); if (preg_match('/([0-9]{2,4})-?([0-9]{2})-?([0-9]{2})T([0-9]{2}):?([0-9]{2})(:?([0-9]{2}(\.[0-9]*)?))?(UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[a-z]|(\\+|-)[0-9]{4}|(\\+|-)[0-9]{2}:[0-9]{2})?/i', $date, $matches)) { if (!isset($matches[7])) { $matches[7] = ''; } if (!isset($matches[9])) { $matches[9] = ''; } $matches[7] = str_pad(round($matches[7]), 2, '0', STR_PAD_LEFT); switch (strlen($matches[9])) { case 0: $timezone = ''; break; case 1: $timezone = $military_timezone[strtoupper($matches[9])]; break; case 2: $timezone = '-0000'; break; case 3: $timezone = $north_american_timezone[strtoupper($matches[9])]; break; case 5: $timezone = $matches[9]; break; case 6: $timezone = substr_replace($matches[9], '', 3, 1); break; } $date = strtotime("$matches[1]-$matches[2]-$matches[3] $matches[4]:$matches[5]:$matches[7] $timezone"); } elseif (preg_match('/([0-9]{1,2})\s*(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\s*([0-9]{2}|[0-9]{4})\s*([0-9]{2}):([0-9]{2})(:([0-9]{2}(\.[0-9]*)?))?\s*(UT|GMT|EST|EDT|CST|CDT|MST|MDT|PST|PDT|[a-z]|(\\+|-)[0-9]{4}|(\\+|-)[0-9]{2}:[0-9]{2})?/i', $date, $matches)) { $three_month = array('Jan' => 1, 'Feb' => 2, 'Mar' => 3, 'Apr' => 4, 'May' => 5, 'Jun' => 6, 'Jul' => 7, 'Aug' => 8, 'Sep' => 9, 'Oct' => 10, 'Nov' => 11, 'Dec' => 12); $month = $three_month[$matches[2]]; if (strlen($matches[3]) == 2) { $year = ($matches[3] < 70) ? "20$matches[3]" : "19$matches[3]"; } else { $year = $matches[3]; } if (!isset($matches[7])) { $matches[7] = ''; } if (!isset($matches[9])) { $matches[9] = ''; } $second = str_pad(round($matches[7]), 2, '0', STR_PAD_LEFT); switch (strlen($matches[9])) { case 0: $timezone = ''; break; case 1: $timezone = $military_timezone[strtoupper($matches[9])]; break; case 2: $timezone = '-0000'; break; case 3: $timezone = $north_american_timezone[strtoupper($matches[9])]; break; case 5: $timezone = $matches[9]; break; case 6: $timezone = substr_replace($matches[9], '', 3, 1); break; } $date = strtotime("$year-$month-$matches[1] $matches[4]:$matches[5]:$second $timezone"); } else { $date = strtotime($date); } if ($date !== false && $date !== -1) { return $date; } else { return false; } } }