From b0a23b79407159e89f8b537baef89ca6387169f7 Mon Sep 17 00:00:00 2001 From: markjaquith Date: Thu, 30 Nov 2006 08:53:33 +0000 Subject: [PATCH] Milestone for considering alternative feed parsing library was moved past 2.1, so dropping this for now. git-svn-id: http://svn.automattic.com/wordpress/trunk@4557 1a063a9b-81f0-0310-95a4-ce76da25c4cd --- wp-includes/class-simplepie.php | 5285 ------------------------------- 1 file changed, 5285 deletions(-) delete mode 100644 wp-includes/class-simplepie.php diff --git a/wp-includes/class-simplepie.php b/wp-includes/class-simplepie.php deleted file mode 100644 index d5c36b9035..0000000000 --- a/wp-includes/class-simplepie.php +++ /dev/null @@ -1,5285 +0,0 @@ -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 $this->init(); - } - } - - function feed_url($url) - { - $this->rss_url = SimplePie_Misc::fix_protocol($url, 1); - } - - function set_file(&$file) - { - if (is_a($file, 'SimplePie_File')) - { - $this->rss_url = $file->url; - $this->file =& $file; - } - } - - function set_timeout($timeout = 10) - { - $this->timeout = (int) $timeout; - } - - function set_raw_data($data) - { - $this->raw_data = trim((string) $data); - } - - function enable_xmldump($enable = false) - { - $this->xml_dump = (bool) $enable; - } - - function enable_caching($enable = true) - { - $this->enable_cache = (bool) $enable; - } - - function cache_max_minutes($minutes = 60) - { - $this->max_minutes = (float) $minutes; - } - - function cache_location($location = './cache') - { - $this->cache_location = (string) $location; - } - - function order_by_date($enable = true) - { - $this->order_by_date = (bool) $enable; - } - - function input_encoding($encoding = false) - { - if ($encoding) - { - $this->input_encoding = (string) $encoding; - } - else - { - $this->input_encoding = false; - } - } - - function set_cache_class($class = 'SimplePie_Cache') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Cache')) - { - $this->cache_class = $class; - return true; - } - return false; - } - - function set_locator_class($class = 'SimplePie_Locator') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Locator')) - { - $this->locator_class = $class; - return true; - } - return false; - } - - function set_parser_class($class = 'SimplePie_Parser') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Parser')) - { - $this->parser_class = $class; - return true; - } - return false; - } - - function set_sanitize_class($object = 'SimplePie_Sanitize') - { - if (class_exists($object)) - { - $this->sanitize = new $object; - return true; - } - return false; - } - - function set_useragent($ua) - { - $this->useragent = (string) $ua; - } - - function bypass_image_hotlink($get = false) - { - $this->sanitize->bypass_image_hotlink($get); - } - - function bypass_image_hotlink_page($page = false) - { - $this->sanitize->bypass_image_hotlink_page($page); - } - - function replace_headers($enable = false) - { - $this->sanitize->replace_headers($enable); - } - - function remove_div($enable = true) - { - $this->sanitize->remove_div($enable); - } - - function strip_ads($enable = false) - { - $this->sanitize->strip_ads($enable); - } - - 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); - } - } - - function encode_instead_of_strip($enable = true) - { - $this->sanitize->encode_instead_of_strip($enable); - } - - function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur')) - { - $this->sanitize->strip_attributes($attribs); - } - - function output_encoding($encoding = 'UTF-8') - { - $this->sanitize->output_encoding($encoding); - } - - function set_item_class($class = 'SimplePie_Item') - { - return $this->sanitize->set_item_class($class); - } - - function set_author_class($class = 'SimplePie_Author') - { - return $this->sanitize->set_author_class($class); - } - - function set_enclosure_class($class = 'SimplePie_Enclosure') - { - return $this->sanitize->set_enclosure_class($class); - } - - 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, sha1($this->rss_url), 'spc'); - } - // If it's enabled and we don't want an XML dump, use the cache - if ($cache && !$this->xml_dump) - { - // Load the Cache - $this->data = $cache->load(); - if (!empty($this->data)) - { - // If we've hit a sha1 collision just rerun it with caching disabled - if (isset($this->data['url']) && $this->data['url'] != $this->rss_url) - { - $cache = false; - } - // If we've got a feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL - else if (!empty($this->data['feed_url'])) - { - $this->feed_url($this->data['feed_url']); - return $this->init(); - } - // If the cache is new enough - else if ($cache->mtime() + $this->max_minutes * 60 < time()) - { - // If we have last-modified and/or etag set - if (!empty($this->data['last-modified']) || !empty($this->data['etag'])) - { - $headers = array(); - if (!empty($this->data['last-modified'])) - { - $headers['if-modified-since'] = $this->data['last-modified']; - } - if (!empty($this->data['etag'])) - { - $headers['if-none-match'] = $this->data['etag']; - } - $file = new SimplePie_File($this->rss_url, $this->timeout/10, 5, $headers, $this->useragent); - if ($file->success) - { - $headers = $file->headers(); - if ($headers['status']['code'] == 304) - { - $cache->touch(); - return true; - } - } - unset($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 - { - $file = new SimplePie_File($this->rss_url, $this->timeout, 5, null, $this->useragent); - } - } - // If the file connection has an error, set SimplePie::error to that and quit - if (!$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 = $this->input_encoding; - } - // Second try HTTP headers - else if (!empty($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 - else if (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 - else if (strpos($data, sprintf('%c%c%c%c', 0x00, 0x00, 0xFE, 0xFF)) === 0) - { - $encoding = 'UTF-32be'; - } - // UTF-32 Little Endian BOM - else if (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0) - { - $encoding = 'UTF-32'; - } - // UTF-16 Big Endian BOM - else if (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0) - { - $encoding = 'UTF-16be'; - } - // UTF-16 Little Endian BOM - else if (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0) - { - $encoding = 'UTF-16le'; - } - // UTF-8 BOM - else if (strpos($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'); - - // 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 $data->data; - exit; - } - // If it's parsed fine - else if (!$data->error_code) - { - // Parse the data, and make it sane - $this->sanitize->parse_data_array($data->data, $this->rss_url); - unset($data); - // Get the sane data - $this->data['feedinfo'] = $this->sanitize->feedinfo; - unset($this->sanitize->feedinfo); - $this->data['info'] = $this->sanitize->info; - unset($this->sanitize->info); - $this->data['items'] = $this->sanitize->items; - unset($this->sanitize->items); - $this->data['feedinfo']['encoding'] = $this->sanitize->output_encoding; - $this->data['url'] = $this->rss_url; - - // Store the headers that we need - if (!empty($headers['last-modified'])) - { - $this->data['last-modified'] = $headers['last-modified']; - } - if (!empty($headers['etag'])) - { - $this->data['etag'] = $headers['etag']; - } - - // If we want to order it by date, check if all items have a date, and then sort it - if ($this->order_by_date && !empty($this->data['items'])) - { - $do_sort = true; - foreach ($this->data['items'] as $item) - { - if (!$item->get_date('U')) - { - $do_sort = false; - break; - } - } - if ($do_sort) - { - usort($this->data['items'], create_function('$a, $b', 'if ($a->get_date(\'U\') == $b->get_date(\'U\')) return 1; return ($a->get_date(\'U\') < $b->get_date(\'U\')) ? 1 : -1;')); - } - } - - // Cache the file if caching is enabled - if ($cache && !$cache->save($this->data)) - { - $this->error = "$cache->name is not writeable"; - SimplePie_Misc::error($this->error, E_USER_WARNING, __FILE__, __LINE__); - } - return true; - } - // 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; - } - } - } - - function get_encoding() - { - if (!empty($this->data['feedinfo']['encoding'])) - { - return $this->data['feedinfo']['encoding']; - } - else - { - return false; - } - } - - function handle_content_type($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); - } - } - - function get_type() - { - if (!empty($this->data['feedinfo']['type'])) - { - return $this->data['feedinfo']['type']; - } - else - { - return false; - } - } - - function get_version() - { - if (!empty($this->data['feedinfo']['version'])) - { - return $this->data['feedinfo']['version']; - } - else - { - return false; - } - } - - function get_favicon($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) - { - $file = new SimplePie_File($favicon, $this->timeout/10, 5, null, $this->useragent); - $headers = $file->headers(); - $file->close(); - - if ($headers['status']['code'] == 200) - { - return $favicon; - } - } - else - { - return $favicon; - } - } - if (!is_null($alternate)) - { - return $alternate; - } - else - { - return false; - } - } - - function subscribe_url() - { - if (!empty($this->rss_url)) - { - return $this->rss_url; - } - else - { - return false; - } - } - - function subscribe_feed() - { - if (!empty($this->rss_url)) - { - return SimplePie_Misc::fix_protocol($this->rss_url, 2); - } - else - { - return false; - } - } - - function subscribe_outlook() - { - if (!empty($this->rss_url)) - { - return 'outlook' . SimplePie_Misc::fix_protocol($this->rss_url, 2); - } - else - { - return false; - } - } - - function subscribe_podcast() - { - if (!empty($this->rss_url)) - { - return SimplePie_Misc::fix_protocol($this->rss_url, 3); - } - else - { - return false; - } - } - - function subscribe_aol() - { - if ($this->subscribe_url()) - { - return 'http://feeds.my.aol.com/add.jsp?url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_bloglines() - { - if ($this->subscribe_url()) - { - return 'http://www.bloglines.com/sub/' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_eskobo() - { - if ($this->subscribe_url()) - { - return 'http://www.eskobo.com/?AddToMyPage=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_feedfeeds() - { - if ($this->subscribe_url()) - { - return 'http://www.feedfeeds.com/add?feed=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_feedlounge() - { - if ($this->subscribe_url()) - { - return 'http://my.feedlounge.com/external/subscribe?url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_feedster() - { - if ($this->subscribe_url()) - { - return 'http://www.feedster.com/myfeedster.php?action=addrss&confirm=no&rssurl=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_google() - { - if ($this->subscribe_url()) - { - return 'http://fusion.google.com/add?feedurl=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_gritwire() - { - if ($this->subscribe_url()) - { - return 'http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_msn() - { - if ($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 $url; - } - else - { - return false; - } - } - - function subscribe_netvibes() - { - if ($this->subscribe_url()) - { - return 'http://www.netvibes.com/subscribe.php?url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_newsburst() - { - if ($this->subscribe_url()) - { - return 'http://www.newsburst.com/Source/?add=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_newsgator() - { - if ($this->subscribe_url()) - { - return 'http://www.newsgator.com/ngs/subscriber/subext.aspx?url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_odeo() - { - if ($this->subscribe_url()) - { - return 'http://www.odeo.com/listen/subscribe?feed=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_pluck() - { - if ($this->subscribe_url()) - { - return 'http://client.pluck.com/pluckit/prompt.aspx?GCID=C12286x053&a=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_podnova() - { - if ($this->subscribe_url()) - { - return 'http://www.podnova.com/index_your_podcasts.srf?action=add&url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_rojo() - { - if ($this->subscribe_url()) - { - return 'http://www.rojo.com/add-subscription?resource=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function subscribe_yahoo() - { - if ($this->subscribe_url()) - { - return 'http://add.my.yahoo.com/rss?url=' . rawurlencode($this->subscribe_url()); - } - else - { - return false; - } - } - - function get_feed_title() - { - if (!empty($this->data['info']['title'])) - { - return $this->data['info']['title']; - } - else - { - return false; - } - } - - function get_feed_link() - { - if (!empty($this->data['info']['link']['alternate'][0])) - { - return $this->data['info']['link']['alternate'][0]; - } - else - { - return false; - } - } - - function get_feed_links() - { - if (!empty($this->data['info']['link'])) - { - return $this->data['info']['link']; - } - else - { - return false; - } - } - - function get_feed_description() - { - if (!empty($this->data['info']['description'])) - { - return $this->data['info']['description']; - } - else if (!empty($this->data['info']['dc:description'])) - { - return $this->data['info']['dc:description']; - } - else if (!empty($this->data['info']['tagline'])) - { - return $this->data['info']['tagline']; - } - else if (!empty($this->data['info']['subtitle'])) - { - return $this->data['info']['subtitle']; - } - else - { - return false; - } - } - - function get_feed_copyright() - { - if (!empty($this->data['info']['copyright'])) - { - return $this->data['info']['copyright']; - } - else - { - return false; - } - } - - function get_feed_language() - { - if (!empty($this->data['info']['language'])) - { - return $this->data['info']['language']; - } - else if (!empty($this->data['info']['xml:lang'])) - { - return $this->data['info']['xml:lang']; - } - else - { - return false; - } - } - - function get_image_exist() - { - if (!empty($this->data['info']['image']['url']) || !empty($this->data['info']['image']['logo'])) - { - return true; - } - else - { - return false; - } - } - - function get_image_title() - { - if (!empty($this->data['info']['image']['title'])) - { - return $this->data['info']['image']['title']; - } - else - { - return false; - } - } - - function get_image_url() - { - if (!empty($this->data['info']['image']['url'])) - { - return $this->data['info']['image']['url']; - } - else if (!empty($this->data['info']['image']['logo'])) - { - return $this->data['info']['image']['logo']; - } - else - { - return false; - } - } - - function get_image_link() - { - if (!empty($this->data['info']['image']['link'])) - { - return $this->data['info']['image']['link']; - } - else - { - return false; - } - } - - function get_image_width() - { - if (!empty($this->data['info']['image']['width'])) - { - return $this->data['info']['image']['width']; - } - else - { - return false; - } - } - - function get_image_height() - { - if (!empty($this->data['info']['image']['height'])) - { - return $this->data['info']['image']['height']; - } - else - { - return false; - } - } - - function get_item_quantity($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 : $qty; - } - } - - function get_item($key = 0) - { - if (!empty($this->data['items'][$key])) - { - return $this->data['items'][$key]; - } - else - { - return false; - } - } - - 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 -{ - var $data; - - function SimplePie_Item($data) - { - $this->data =& $data; - } - - function get_id() - { - if (!empty($this->data['guid']['data'])) - { - return $this->data['guid']['data']; - } - else if (!empty($this->data['id'])) - { - return $this->data['id']; - } - else - { - return false; - } - } - - function get_title() - { - if (!empty($this->data['title'])) - { - return $this->data['title']; - } - else if (!empty($this->data['dc:title'])) - { - return $this->data['dc:title']; - } - else - { - return false; - } - } - - function get_description() - { - if (!empty($this->data['content'])) - { - return $this->data['content']; - } - else if (!empty($this->data['encoded'])) - { - return $this->data['encoded']; - } - else if (!empty($this->data['summary'])) - { - return $this->data['summary']; - } - else if (!empty($this->data['description'])) - { - return $this->data['description']; - } - else if (!empty($this->data['dc:description'])) - { - return $this->data['dc:description']; - } - else if (!empty($this->data['longdesc'])) - { - return $this->data['longdesc']; - } - else - { - return false; - } - } - - function get_category($key = 0) - { - $categories = $this->get_categories(); - if (!empty($categories[$key])) - { - return $categories[$key]; - } - else - { - return false; - } - } - - 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($categories); - } - else - { - return false; - } - } - - function get_author($key = 0) - { - $authors = $this->get_authors(); - if (!empty($authors[$key])) - { - return $authors[$key]; - } - else - { - return false; - } - } - - 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($authors); - } - else - { - return false; - } - } - - function get_date($date_format = 'j F Y, g:i a') - { - if (!empty($this->data['pubdate'])) - { - return date($date_format, $this->data['pubdate']); - } - else if (!empty($this->data['dc:date'])) - { - return date($date_format, $this->data['dc:date']); - } - else if (!empty($this->data['issued'])) - { - return date($date_format, $this->data['issued']); - } - else if (!empty($this->data['published'])) - { - return date($date_format, $this->data['published']); - } - else if (!empty($this->data['modified'])) - { - return date($date_format, $this->data['modified']); - } - else if (!empty($this->data['updated'])) - { - return date($date_format, $this->data['updated']); - } - else - { - return false; - } - } - - function get_permalink() - { - $link = $this->get_link(0); - $enclosure = $this->get_enclosure(0); - if (!empty($link)) - { - return $link; - } - else if (!empty($enclosure)) - { - return $enclosure->get_link(); - } - else - { - return false; - } - } - - function get_link($key = 0, $rel = 'alternate') - { - $links = $this->get_links($rel); - if (!empty($links[$key])) - { - return $links[$key]; - } - else - { - return false; - } - } - - 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 $links; - } - else if (!empty($this->data['link'][$rel])) - { - return $this->data['link'][$rel]; - } - else - { - return false; - } - } - - function get_enclosure($key = 0) - { - $enclosures = $this->get_enclosures(); - if (!empty($enclosures[$key])) - { - return $enclosures[$key]; - } - else - { - return false; - } - } - - 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($enclosures); - } - else - { - return false; - } - } - - function add_to_blinklist() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_blogmarks() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_delicious() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_digg() - { - if ($this->get_permalink()) - { - return 'http://digg.com/submit?phase=2&URL=' . rawurlencode($this->get_permalink()); - } - else - { - return false; - } - } - - function add_to_furl() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_magnolia() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_myweb20() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_newsvine() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_reddit() - { - if ($this->get_permalink()) - { - $url = 'http://reddit.com/submit?url=' . rawurlencode($this->get_permalink()); - if ($this->get_title()) - { - $url .= '&title=' . rawurlencode($this->get_title()); - } - return $url; - } - else - { - return false; - } - } - - function add_to_segnalo() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_simpy() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_smarking() - { - if ($this->get_permalink()) - { - return 'http://smarking.com/editbookmark/?url=' . rawurlencode($this->get_permalink()); - } - else - { - return false; - } - } - - function add_to_spurl() - { - if ($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 $url; - } - else - { - return false; - } - } - - function add_to_wists() - { - if ($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 $url; - } - else - { - return false; - } - } - - function search_technorati() - { - if ($this->get_permalink()) - { - return 'http://www.technorati.com/search/' . rawurlencode($this->get_permalink()); - } - else - { - return false; - } - } -} - -class SimplePie_Author -{ - var $name; - var $link; - var $email; - - // Constructor, used to input the data - function SimplePie_Author($name, $link, $email) - { - $this->name = $name; - $this->link = $link; - $this->email = $email; - } - - function get_name() - { - if (!empty($this->name)) - { - return $this->name; - } - else - { - return false; - } - } - - function get_link() - { - if (!empty($this->link)) - { - return $this->link; - } - else - { - return false; - } - } - - function get_email() - { - if (!empty($this->email)) - { - return $this->email; - } - else - { - return false; - } - } -} - -class SimplePie_Enclosure -{ - var $link; - var $type; - var $length; - - // Constructor, used to input the data - function SimplePie_Enclosure($link, $type, $length) - { - $this->link = $link; - $this->type = $type; - $this->length = $length; - } - - function get_link() - { - if (!empty($this->link)) - { - if (class_exists('idna_convert')) - { - $idn = new idna_convert; - $this->link = $idn->encode($this->link); - } - return $this->link; - } - else - { - return false; - } - } - - function get_extension() - { - if (!empty($this->link)) - { - return pathinfo($this->link, PATHINFO_EXTENSION); - } - else - { - return false; - } - } - - function get_type() - { - if (!empty($this->type)) - { - return $this->type; - } - else - { - return false; - } - } - - function get_length() - { - if (!empty($this->length)) - { - return $this->length; - } - else - { - return false; - } - } - - function get_size() - { - $length = $this->get_length(); - if (!empty($length)) - { - return round($length/1048576, 2); - } - else - { - return false; - } - } - - function native_embed($options='') - { - return $this->embed($options, true); - } - - 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') - { - $height = 0; - } - else if ($mime == 'video') - { - $height = 240; - } - else - { - $height = 256; - } - } - - // Set proper placeholder value - if ($mime == 'audio') - { - $placeholder = $audio; - } - else if ($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 - { - $embed .= ''; - } - } - - // QuickTime 7 file types. Need to test with QuickTime 6. - else if (in_array($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'))) - { - $height += 16; - if ($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 - { - $embed .= ""; - } - } - - // Flash - else if (in_array($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 - { - $embed .= ""; - } - } - - // Windows Media - else if (in_array($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 -{ - var $url; - var $useragent; - var $success = true; - var $headers = array(); - var $body; - var $fp; - var $redirects = 0; - var $error; - var $method; - - function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null) - { - 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', '>=')) - { - $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)) - { - $this->error = 'cURL error: ' . curl_error($fp); - $this->success = false; - return false; - } - else - { - $info = curl_getinfo($fp); - $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 2); - $this->body = array_pop($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); - } - } - } - 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); - } - } - 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; - } - } - } - - function headers() - { - return $this->headers; - } - - function body() - { - if (is_null($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') - { - $this->body = substr($this->body, 10); - $this->body = gzinflate($this->body); - } - $this->close(); - } - else - { - return false; - } - } - else - { - return false; - } - } - return $this->body; - } - - function close() - { - if (!is_null($this->fp)) - { - if (fclose($this->fp)) - { - $this->fp = null; - return true; - } - else - { - return false; - } - } - else - { - return false; - } - } - - function parse_headers($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 -{ - var $location; - var $filename; - var $extension; - var $name; - - function SimplePie_Cache($location, $filename, $extension) - { - $this->location = $location; - $this->filename = rawurlencode($filename); - $this->extension = rawurlencode($extension); - $this->name = "$location/$this->filename.$this->extension"; - } - - 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; - } - - function load() - { - if (file_exists($this->name) && is_readable($this->name)) - { - return unserialize(file_get_contents($this->name)); - } - return false; - } - - function mtime() - { - if (file_exists($this->name)) - { - return filemtime($this->name); - } - return false; - } - - function touch() - { - if (file_exists($this->name)) - { - return touch($this->name); - } - return false; - } - - function unlink() - { - if (file_exists($this->name)) - { - return unlink($this->name); - } - return false; - } -} - -class SimplePie_Misc -{ - function absolutize_url($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 = $relative; - } - else if (!empty($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); - } - else if (strpos($input, './') === 0) - { - $input = substr($input, 2); - } - else if (strpos($input, '/./') === 0) - { - $input = substr_replace($input, '/', 0, 3); - } - else if (strpos($input, '/.') === 0 && SimplePie_Misc::strendpos($input, '/.') === 0) - { - $input = substr_replace($input, '/', -2); - } - else if (strpos($input, '/../') === 0) - { - $input = substr_replace($input, '/', 0, 4); - $target['path'] = preg_replace('/(\/)?([^\/]+)$/U', '', $target['path']); - } - else if (strpos($input, '/..') === 0 && SimplePie_Misc::strendpos($input, '/..') === 0) - { - $input = substr_replace($input, '/', 0, 3); - $target['path'] = preg_replace('/(\/)?([^\/]+)$/U', '', $target['path']); - } - else if ($input == '.' || $input == '..') - { - $input = ''; - } - else - { - if (preg_match('/^(.+)(\/|$)/U', $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'] = $relative['query']; - } - else if (!empty($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 $return; - } - - function strendpos($haystack, $needle) - { - return strlen($haystack) - strpos($haystack, $needle) - strlen($needle); - } - - 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 $return; - } - - function element_implode($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 $full; - } - - function error($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 $message; - } - - function display_file($url, $timeout = 10, $useragent = null) - { - $file = new SimplePie_File($url, $timeout, 5, null, $useragent); - $headers = $file->headers(); - if ($file->body() !== false) - { - header('Content-type: ' . $headers['content-type']); - echo $file->body(); - exit; - } - } - - function fix_protocol($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"; - } - else if ($http == 3 && strtolower($parsed['scheme']) == 'http') - { - return substr_replace($url, 'podcast', 0, 4); - } - else - { - return $url; - } - } - - function parse_url($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 $match; - } - } - - function change_encoding($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); - } - else if (function_exists('iconv') && $input['use_iconv'] && $output['use_iconv'] && iconv($input['encoding'], $output['encoding'], $data)) - { - return iconv($input['encoding'], $output['encoding'], $data); - } - else if (function_exists('mb_convert_encoding') && $input['use_mbstring'] && $output['use_mbstring']) - { - return mb_convert_encoding($data, $output['encoding'], $input['encoding']); - } - else if ($input['encoding'] == 'ISO-8859-1' && $output['encoding'] == 'UTF-8') - { - return utf8_encode($data); - } - else if ($input['encoding'] == 'UTF-8' && $output['encoding'] == 'ISO-8859-1') - { - return utf8_decode($data); - } - } - return $data; - } - - function encoding($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; - } - - 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 $curl; - } - - function is_a_class($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 -{ - var $useragent; - var $timeout; - var $file; - var $local; - var $elsewhere; - - function SimplePie_Locator(&$file, $timeout = 10, $useragent = null) - { - if (!is_a($file, 'SimplePie_File')) - { - $this->file = new SimplePie_File($file, $timeout, $useragent); - } - else - { - $this->file =& $file; - } - $this->useragent = $useragent; - $this->timeout = $timeout; - } - - - function find() - { - if ($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 $body_elsewhere; - } - } - } - return false; - } - - function is_feed(&$file) - { - if (!is_a($file, 'SimplePie_File')) - { - if (isset($this)) - { - $file2 = new SimplePie_File($file, $this->timeout, 5, null, $this->useragent); - } - else - { - $file2 = new SimplePie_File($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', $body)) - { - return true; - } - return false; - } - - function autodiscovery(&$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'])) - { - $type = strtolower(trim($link['attribs']['TYPE']['data'])); - $href = SimplePie_Misc::absolutize_url(trim($link['attribs']['HREF']['data']), $this->file->url); - if (!in_array($href, $done) && in_array($type, array('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'))) - { - $feed = $this->is_feed($href); - if ($feed) - { - return $href; - } - } - $done[] = $href; - } - } - return false; - } - - function get_links(&$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; - } - - 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[$key]); - } - } - } - return false; - } - - function body(&$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 -{ - var $encoding; - var $data; - var $namespaces = array('xml' => 'HTTP://WWW.W3.ORG/XML/1998/NAMESPACE', 'atom' => 'ATOM', 'rss2' => 'RSS', 'rdf' => 'RDF', 'rss1' => 'RSS', 'dc' => 'DC', 'xhtml' => 'XHTML', 'content' => 'CONTENT'); - var $xml; - var $error_code; - var $error_string; - var $current_line; - var $current_column; - var $current_byte; - var $tag_name; - var $inside_item; - var $item_number = 0; - var $inside_channel; - var $author_number= 0; - var $category_number = 0; - var $enclosure_number = 0; - var $link_number = 0; - var $item_link_number = 0; - var $inside_image; - var $attribs; - var $is_first; - var $inside_author; - - - function SimplePie_Parser($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 - else if (strpos($data, sprintf('%c%c%c%c', 0xFF, 0xFE, 0x00, 0x00)) === 0) - { - $data = substr($data, 4); - } - // UTF-16 Big Endian BOM - else if (strpos($data, sprintf('%c%c', 0xFE, 0xFF)) === 0) - { - $data = substr($data, 2); - } - // UTF-16 Little Endian BOM - else if (strpos($data, sprintf('%c%c', 0xFF, 0xFE)) === 0) - { - $data = substr($data, 2); - } - // UTF-8 BOM - else if (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; - - // Add an internal attribute to CDATA sections - $data = preg_replace_callback('/<(\S+)((\s*((\w+:)?\w+)\s*=\s*("([^"]*)"|\'([^\']*)\'))*)\s*(\/>|>\s*<\!\[CDATA\[(.*)<\/\\1>)/msiU', array(&$this, 'spencoded'), $data); - - // Put some data into CDATA blocks - // If we're RSS - if ((stristr($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($this->xml); - return; - } - - function add_cdata($match) - { - if (isset($match[10])) - { - $match[10] = preg_replace('/^\s*<\!\[CDATA\[(.*)]]>\s*$/msiU', '\\1', $match[10]); - return "<$match[1]$match[2]>"; - } - return $match[0]; - } - - function spencoded($match) - { - if (isset($match[10])) - { - return "<$match[1]$match[2] spencoded=\"false\">"; - } - return $match[0]; - } - - function cdata_in_cdata($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 $match[0]; - } - - function real_cdata_in_cdata($match) - { - return htmlentities($match[1], ENT_NOQUOTES, $this->encoding); - } - - function do_add_content(&$array, $data) - { - if ($this->is_first) - { - $array['data'] = $data; - $array['attribs'] = $this->attribs; - } - else - { - $array['data'] .= $data; - } - } - - function start_handler($parser, $name, $attribs) - { - $this->tag_name = $name; - $this->attribs = $attribs; - $this->is_first = true; - switch ($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, ''); - } - - function data_handler($parser, $data) - { - if ($this->inside_item) - { - 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'], $data); - break; - } - } - } - - else if (($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'], $data); - break; - - } - } - - else if ($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; - } - } - $this->is_first = false; - } - - function end_handler($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 - { - $this->link_number++; - } - break; - } - } - - function start_name_space($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'] = $uri; - } - else if ($prefix == 'RSS2' || $uri == 'HTTP://BACKEND.USERLAND.COM/RSS2') - { - $this->namespaces['rss2'] = $uri; - } - else if ($prefix == 'RDF' || $uri == 'HTTP://WWW.W3.ORG/1999/02/22-RDF-SYNTAX-NS#') - { - $this->namespaces['rdf'] = $uri; - } - else if ($prefix == 'RSS' || $uri == 'HTTP://PURL.ORG/RSS/1.0/' || $uri == 'HTTP://MY.NETSCAPE.COM/RDF/SIMPLE/0.9/') - { - $this->namespaces['rss1'] = $uri; - } - else if ($prefix == 'DC' || $uri == 'HTTP://PURL.ORG/DC/ELEMENTS/1.1/') - { - $this->namespaces['dc'] = $uri; - } - else if ($prefix == 'XHTML' || $uri == 'HTTP://WWW.W3.ORG/1999/XHTML') - { - $this->namespaces['xhtml'] = $uri; - $this->xhtml_prefix = $prefix; - } - else if ($prefix == 'CONTENT' || $uri == 'HTTP://PURL.ORG/RSS/1.0/MODULES/CONTENT/') - { - $this->namespaces['content'] = $uri; - } - } - - function end_name_space($parser, $prefix) - { - if ($key = array_search(strtoupper($prefix), $this->namespaces)) - { - if ($key == 'atom') - { - $this->namespaces['atom'] = 'ATOM'; - } - else if ($key == 'rss2') - { - $this->namespaces['rss2'] = 'RSS'; - } - else if ($key == 'rdf') - { - $this->namespaces['rdf'] = 'RDF'; - } - else if ($key == 'rss1') - { - $this->namespaces['rss1'] = 'RSS'; - } - else if ($key == 'dc') - { - $this->namespaces['dc'] = 'DC'; - } - else if ($key == 'xhtml') - { - $this->namespaces['xhtml'] = 'XHTML'; - $this->xhtml_prefix = 'XHTML'; - } - else if ($key == 'content') - { - $this->namespaces['content'] = 'CONTENT'; - } - } - } -} - -class SimplePie_Sanitize -{ - // Private vars - var $feedinfo; - var $info; - var $items; - var $feed_xmlbase; - var $item_xmlbase; - var $attribs; - var $cached_entities; - - // Options - var $remove_div = true; - var $strip_ads = false; - var $replace_headers = false; - var $bypass_image_hotlink = false; - var $bypass_image_hotlink_page = false; - var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'); - var $encode_instead_of_strip = false; - var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur'); - var $input_encoding = 'UTF-8'; - var $output_encoding = 'UTF-8'; - var $item_class = 'SimplePie_Item'; - var $author_class = 'SimplePie_Author'; - var $enclosure_class = 'SimplePie_Enclosure'; - - function remove_div($enable = true) - { - $this->remove_div = (bool) $enable; - } - - function strip_ads($enable = false) - { - $this->strip_ads = (bool) $enable; - } - - function replace_headers($enable = false) - { - $this->enable_headers = (bool) $enable; - } - - function bypass_image_hotlink($get = false) - { - if ($get) - { - $this->bypass_image_hotlink = (string) $get; - } - else - { - $this->bypass_image_hotlink = false; - } - } - - function bypass_image_hotlink_page($page = false) - { - if ($page) - { - $this->bypass_image_hotlink_page = (string) $page; - } - else - { - $this->bypass_image_hotlink_page = false; - } - } - - function strip_htmltags($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 - { - $this->strip_htmltags = false; - } - } - - function encode_instead_of_strip($enable = false) - { - $this->encode_instead_of_strip = (bool) $enable; - } - - function strip_attributes($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 - { - $this->strip_attributes = false; - } - } - - function input_encoding($encoding = 'UTF-8') - { - $this->input_encoding = (string) $encoding; - } - - function output_encoding($encoding = 'UTF-8') - { - $this->output_encoding = (string) $encoding; - } - - function set_item_class($class = 'SimplePie_Item') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Item')) - { - $this->item_class = $class; - return true; - } - return false; - } - - function set_author_class($class = 'SimplePie_Author') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Author')) - { - $this->author_class = $class; - return true; - } - return false; - } - - function set_enclosure_class($class = 'SimplePie_Enclosure') - { - if (SimplePie_Misc::is_a_class($class, 'SimplePie_Enclosure')) - { - $this->enclosure_class = $class; - return true; - } - return false; - } - - function parse_data_array(&$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 = $data['feeddata']['attribs']['XML:BASE']; - } - else if (!empty($data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE'])) - { - $this->feed_xmlbase = $data['feeddata']['attribs']['HTTP://WWW.W3.ORG/XML/1998/NAMESPACE:BASE']; - } - // FeedBurner feeds use alternate link - else if (strpos($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'], $link['attribs'], true); - } - else if (!empty($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'], $link['attribs'], true); - } - else if (!empty($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'], $data['info']['description']['attribs']); - } - if (!empty($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); - } - else if (!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'], $this->feed_xmlbase); - } - else if (!empty($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'], $item['description']['attribs']); - } - if (!empty($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'], $link['attribs'], true); - } - else if (!empty($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'], $link['attribs'], true); - } - else if (!empty($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'], $category['attribs']); - } - else if (!empty($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'], $author['url']['attribs'], true); - } - else if (!empty($author['uri'])) - { - $link = $this->sanitize($author['uri']['data'], $author['uri']['attribs'], true); - } - else if (!empty($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); - } - } - } - - function sanitize($data, $attribs, $is_url = 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); - } - else if ((!empty($attribs['MODE']) && $attribs['MODE'] == 'escaped' || !empty($attribs['TYPE']) && ($attribs['TYPE'] == 'html' || $attribs['TYPE'] == 'text/html')) && (empty($attribs['SPENCODED']) || $attribs['SPENCODED'] != 'false')) - { - $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', '
', $data, 1); - } - } - } - else - { - if (empty($attribs['SPENCODED']) || $attribs['SPENCODED'] != 'false') - { - $data = $this->entities_decode($data); - } - } - $data = trim($data); - $data = str_replace(' spencoded="false">', '>', $data); - - // If Strip Ads is enabled, strip them. - if ($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 $data; - } - - function do_strip_htmltags($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]</$match[1]>"; - } - else if (isset($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 $match[12]; - } - else - { - return ''; - } - } - } - - function replace_urls($data, $raw_url = false) - { - if (!empty($this->attribs['XML:BASE'])) - { - $xmlbase = $attribs['XML:BASE']; - } - else if (!empty($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, $this->feed_xmlbase); - } - } - else if (!empty($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 $data[0]; - } - } - - function entities_decode($data) - { - return preg_replace_callback('/&(#)?(x)?([0-9a-z]+);/mi', array(&$this, 'do_entites_decode'), $data); - } - - function do_entites_decode($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]) - { - $return = SimplePie_Misc::change_encoding(preg_replace_callback('/&#([0-9a-fx]+);/mi', array(&$this, 'replace_num_entity'), $data[0]), 'UTF-8', $this->input_encoding); - } - $this->cached_entities[$data[0]] = $return; - return $return; - } - } - - /* - * Escape numeric entities - * From a PHP Manual note (on html_entity_decode()) - * Copyright (c) 2005 by "php dot net at c dash ovidiu dot tk", - * "emilianomartinezluque at yahoo dot com" and "hurricane at cyberworldz dot org". - * - * This material may be distributed only subject to the terms and conditions set forth in - * the Open Publication License, v1.0 or later (the latest version is presently available at - * http://www.opencontent.org/openpub/). - */ - function replace_num_entity($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) - { - $no_bytes = 2; - } - else if ($ord < 65536) - { - $no_bytes = 3; - } - else if ($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 $ret; - } - - function parse_date($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"); - } - else if (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); - } - return ($date > 0) ? $date : false; - } -} - -?> \ No newline at end of file