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+ * Copyright (c) 2004-2011, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this list of
+ * conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright notice, this list
+ * of conditions and the following disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * * Neither the name of the SimplePie Team nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
+ * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package SimplePie
+ * @version 1.2.1
+ * @copyright 2004-2011 Ryan Parman, Geoffrey Sneddon, Ryan McCue
+ * @author Ryan Parman
+ * @author Geoffrey Sneddon
+ * @author Ryan McCue
+ * @link http://simplepie.org/ SimplePie
+ * @link http://simplepie.org/support/ Please submit all bug reports and feature requests to the SimplePie forums
+ * @license http://www.opensource.org/licenses/bsd-license.php BSD License
+ * @todo phpDoc comments
+ */
+
+/**
+ * SimplePie Name
+ */
+define('SIMPLEPIE_NAME', 'SimplePie');
+
+/**
+ * SimplePie Version
+ */
+define('SIMPLEPIE_VERSION', '1.2.1-dev');
+
+/**
+ * SimplePie Build
+ */
+define('SIMPLEPIE_BUILD', '20111015034325');
+
+/**
+ * SimplePie Website URL
+ */
+define('SIMPLEPIE_URL', 'http://simplepie.org');
+
+/**
+ * SimplePie Useragent
+ * @see SimplePie::set_useragent()
+ */
+define('SIMPLEPIE_USERAGENT', SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION . ' (Feed Parser; ' . SIMPLEPIE_URL . '; Allow like Gecko) Build/' . SIMPLEPIE_BUILD);
+
+/**
+ * SimplePie Linkback
+ */
+define('SIMPLEPIE_LINKBACK', '<a href="' . SIMPLEPIE_URL . '" title="' . SIMPLEPIE_NAME . ' ' . SIMPLEPIE_VERSION . '">' . SIMPLEPIE_NAME . '</a>');
+
+/**
+ * No Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_NONE', 0);
+
+/**
+ * Feed Link Element Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_AUTODISCOVERY', 1);
+
+/**
+ * Local Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_EXTENSION', 2);
+
+/**
+ * Local Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_BODY', 4);
+
+/**
+ * Remote Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_EXTENSION', 8);
+
+/**
+ * Remote Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_BODY', 16);
+
+/**
+ * All Feed Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_ALL', 31);
+
+/**
+ * No known feed type
+ */
+define('SIMPLEPIE_TYPE_NONE', 0);
+
+/**
+ * RSS 0.90
+ */
+define('SIMPLEPIE_TYPE_RSS_090', 1);
+
+/**
+ * RSS 0.91 (Netscape)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_NETSCAPE', 2);
+
+/**
+ * RSS 0.91 (Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_USERLAND', 4);
+
+/**
+ * RSS 0.91 (both Netscape and Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091', 6);
+
+/**
+ * RSS 0.92
+ */
+define('SIMPLEPIE_TYPE_RSS_092', 8);
+
+/**
+ * RSS 0.93
+ */
+define('SIMPLEPIE_TYPE_RSS_093', 16);
+
+/**
+ * RSS 0.94
+ */
+define('SIMPLEPIE_TYPE_RSS_094', 32);
+
+/**
+ * RSS 1.0
+ */
+define('SIMPLEPIE_TYPE_RSS_10', 64);
+
+/**
+ * RSS 2.0
+ */
+define('SIMPLEPIE_TYPE_RSS_20', 128);
+
+/**
+ * RDF-based RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_RDF', 65);
+
+/**
+ * Non-RDF-based RSS (truly intended as syndication format)
+ */
+define('SIMPLEPIE_TYPE_RSS_SYNDICATION', 190);
+
+/**
+ * All RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_ALL', 255);
+
+/**
+ * Atom 0.3
+ */
+define('SIMPLEPIE_TYPE_ATOM_03', 256);
+
+/**
+ * Atom 1.0
+ */
+define('SIMPLEPIE_TYPE_ATOM_10', 512);
+
+/**
+ * All Atom
+ */
+define('SIMPLEPIE_TYPE_ATOM_ALL', 768);
+
+/**
+ * All feed types
+ */
+define('SIMPLEPIE_TYPE_ALL', 1023);
+
+/**
+ * No construct
+ */
+define('SIMPLEPIE_CONSTRUCT_NONE', 0);
+
+/**
+ * Text construct
+ */
+define('SIMPLEPIE_CONSTRUCT_TEXT', 1);
+
+/**
+ * HTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_HTML', 2);
+
+/**
+ * XHTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_XHTML', 4);
+
+/**
+ * base64-encoded construct
+ */
+define('SIMPLEPIE_CONSTRUCT_BASE64', 8);
+
+/**
+ * IRI construct
+ */
+define('SIMPLEPIE_CONSTRUCT_IRI', 16);
+
+/**
+ * A construct that might be HTML
+ */
+define('SIMPLEPIE_CONSTRUCT_MAYBE_HTML', 32);
+
+/**
+ * All constructs
+ */
+define('SIMPLEPIE_CONSTRUCT_ALL', 63);
+
+/**
+ * Don't change case
+ */
+define('SIMPLEPIE_SAME_CASE', 1);
+
+/**
+ * Change to lowercase
+ */
+define('SIMPLEPIE_LOWERCASE', 2);
+
+/**
+ * Change to uppercase
+ */
+define('SIMPLEPIE_UPPERCASE', 4);
+
+/**
+ * PCRE for HTML attributes
+ */
+define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:[\x09\x0A\x0B\x0C\x0D\x20]+[^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?)*)[\x09\x0A\x0B\x0C\x0D\x20]*');
+
+/**
+ * PCRE for XML attributes
+ */
+define('SIMPLEPIE_PCRE_XML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'))*)\s*');
+
+/**
+ * XML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XML', 'http://www.w3.org/XML/1998/namespace');
+
+/**
+ * Atom 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_10', 'http://www.w3.org/2005/Atom');
+
+/**
+ * Atom 0.3 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_03', 'http://purl.org/atom/ns#');
+
+/**
+ * RDF Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RDF', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
+
+/**
+ * RSS 0.90 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_090', 'http://my.netscape.com/rdf/simple/0.9/');
+
+/**
+ * RSS 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10', 'http://purl.org/rss/1.0/');
+
+/**
+ * RSS 1.0 Content Module Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT', 'http://purl.org/rss/1.0/modules/content/');
+
+/**
+ * RSS 2.0 Namespace
+ * (Stupid, I know, but I'm certain it will confuse people less with support.)
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_20', '');
+
+/**
+ * DC 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_10', 'http://purl.org/dc/elements/1.0/');
+
+/**
+ * DC 1.1 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_11', 'http://purl.org/dc/elements/1.1/');
+
+/**
+ * W3C Basic Geo (WGS84 lat/long) Vocabulary Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO', 'http://www.w3.org/2003/01/geo/wgs84_pos#');
+
+/**
+ * GeoRSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_GEORSS', 'http://www.georss.org/georss');
+
+/**
+ * Media RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_MEDIARSS', 'http://search.yahoo.com/mrss/');
+
+/**
+ * Wrong Media RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG', 'http://search.yahoo.com/mrss');
+
+/**
+ * iTunes RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ITUNES', 'http://www.itunes.com/dtds/podcast-1.0.dtd');
+
+/**
+ * XHTML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XHTML', 'http://www.w3.org/1999/xhtml');
+
+/**
+ * IANA Link Relations Registry
+ */
+define('SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY', 'http://www.iana.org/assignments/relation/');
+
+/**
+ * Whether we're running on PHP5
+ */
+define('SIMPLEPIE_PHP5', version_compare(PHP_VERSION, '5.0.0', '>='));
+
+/**
+ * No file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_NONE', 0);
+
+/**
+ * Remote file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_REMOTE', 1);
+
+/**
+ * Local file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_LOCAL', 2);
+
+/**
+ * fsockopen() file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_FSOCKOPEN', 4);
+
+/**
+ * cURL file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_CURL', 8);
+
+/**
+ * file_get_contents() file source
+ */
+define('SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS', 16);
+
+/**
+ * SimplePie
+ *
+ * @package SimplePie
+ */
+class SimplePie
+{
+ /**
+ * @var array Raw data
+ * @access private
+ */
+ var $data = array();
+
+ /**
+ * @var mixed Error string
+ * @access private
+ */
+ var $error;
+
+ /**
+ * @var object Instance of SimplePie_Sanitize (or other class)
+ * @see SimplePie::set_sanitize_class()
+ * @access private
+ */
+ var $sanitize;
+
+ /**
+ * @var string SimplePie Useragent
+ * @see SimplePie::set_useragent()
+ * @access private
+ */
+ var $useragent = SIMPLEPIE_USERAGENT;
+
+ /**
+ * @var string Feed URL
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $feed_url;
+
+ /**
+ * @var object Instance of SimplePie_File to use as a feed
+ * @see SimplePie::set_file()
+ * @access private
+ */
+ var $file;
+
+ /**
+ * @var string Raw feed data
+ * @see SimplePie::set_raw_data()
+ * @access private
+ */
+ var $raw_data;
+
+ /**
+ * @var int Timeout for fetching remote files
+ * @see SimplePie::set_timeout()
+ * @access private
+ */
+ var $timeout = 10;
+
+ /**
+ * @var bool Forces fsockopen() to be used for remote files instead
+ * of cURL, even if a new enough version is installed
+ * @see SimplePie::force_fsockopen()
+ * @access private
+ */
+ var $force_fsockopen = false;
+
+ /**
+ * @var bool Force the given data/URL to be treated as a feed no matter what
+ * it appears like
+ * @see SimplePie::force_feed()
+ * @access private
+ */
+ var $force_feed = false;
+
+ /**
+ * @var bool Enable/Disable XML dump
+ * @see SimplePie::enable_xml_dump()
+ * @access private
+ */
+ var $xml_dump = false;
+
+ /**
+ * @var bool Enable/Disable Caching
+ * @see SimplePie::enable_cache()
+ * @access private
+ */
+ var $cache = true;
+
+ /**
+ * @var int Cache duration (in seconds)
+ * @see SimplePie::set_cache_duration()
+ * @access private
+ */
+ var $cache_duration = 3600;
+
+ /**
+ * @var int Auto-discovery cache duration (in seconds)
+ * @see SimplePie::set_autodiscovery_cache_duration()
+ * @access private
+ */
+ var $autodiscovery_cache_duration = 604800; // 7 Days.
+
+ /**
+ * @var string Cache location (relative to executing script)
+ * @see SimplePie::set_cache_location()
+ * @access private
+ */
+ var $cache_location = './cache';
+
+ /**
+ * @var string Function that creates the cache filename
+ * @see SimplePie::set_cache_name_function()
+ * @access private
+ */
+ var $cache_name_function = 'md5';
+
+ /**
+ * @var bool Reorder feed by date descending
+ * @see SimplePie::enable_order_by_date()
+ * @access private
+ */
+ var $order_by_date = true;
+
+ /**
+ * @var mixed Force input encoding to be set to the follow value
+ * (false, or anything type-cast to false, disables this feature)
+ * @see SimplePie::set_input_encoding()
+ * @access private
+ */
+ var $input_encoding = false;
+
+ /**
+ * @var int Feed Autodiscovery Level
+ * @see SimplePie::set_autodiscovery_level()
+ * @access private
+ */
+ var $autodiscovery = SIMPLEPIE_LOCATOR_ALL;
+
+ /**
+ * @var string Class used for caching feeds
+ * @see SimplePie::set_cache_class()
+ * @access private
+ */
+ var $cache_class = 'SimplePie_Cache';
+
+ /**
+ * @var string Class used for locating feeds
+ * @see SimplePie::set_locator_class()
+ * @access private
+ */
+ var $locator_class = 'SimplePie_Locator';
+
+ /**
+ * @var string Class used for parsing feeds
+ * @see SimplePie::set_parser_class()
+ * @access private
+ */
+ var $parser_class = 'SimplePie_Parser';
+
+ /**
+ * @var string Class used for fetching feeds
+ * @see SimplePie::set_file_class()
+ * @access private
+ */
+ var $file_class = 'SimplePie_File';
+
+ /**
+ * @var string Class used for items
+ * @see SimplePie::set_item_class()
+ * @access private
+ */
+ var $item_class = 'SimplePie_Item';
+
+ /**
+ * @var string Class used for authors
+ * @see SimplePie::set_author_class()
+ * @access private
+ */
+ var $author_class = 'SimplePie_Author';
+
+ /**
+ * @var string Class used for categories
+ * @see SimplePie::set_category_class()
+ * @access private
+ */
+ var $category_class = 'SimplePie_Category';
+
+ /**
+ * @var string Class used for enclosures
+ * @see SimplePie::set_enclosures_class()
+ * @access private
+ */
+ var $enclosure_class = 'SimplePie_Enclosure';
+
+ /**
+ * @var string Class used for Media RSS <media:text> captions
+ * @see SimplePie::set_caption_class()
+ * @access private
+ */
+ var $caption_class = 'SimplePie_Caption';
+
+ /**
+ * @var string Class used for Media RSS <media:copyright>
+ * @see SimplePie::set_copyright_class()
+ * @access private
+ */
+ var $copyright_class = 'SimplePie_Copyright';
+
+ /**
+ * @var string Class used for Media RSS <media:credit>
+ * @see SimplePie::set_credit_class()
+ * @access private
+ */
+ var $credit_class = 'SimplePie_Credit';
+
+ /**
+ * @var string Class used for Media RSS <media:rating>
+ * @see SimplePie::set_rating_class()
+ * @access private
+ */
+ var $rating_class = 'SimplePie_Rating';
+
+ /**
+ * @var string Class used for Media RSS <media:restriction>
+ * @see SimplePie::set_restriction_class()
+ * @access private
+ */
+ var $restriction_class = 'SimplePie_Restriction';
+
+ /**
+ * @var string Class used for content-type sniffing
+ * @see SimplePie::set_content_type_sniffer_class()
+ * @access private
+ */
+ var $content_type_sniffer_class = 'SimplePie_Content_Type_Sniffer';
+
+ /**
+ * @var string Class used for item sources.
+ * @see SimplePie::set_source_class()
+ * @access private
+ */
+ var $source_class = 'SimplePie_Source';
+
+ /**
+ * @var mixed Set javascript query string parameter (false, or
+ * anything type-cast to false, disables this feature)
+ * @see SimplePie::set_javascript()
+ * @access private
+ */
+ var $javascript = 'js';
+
+ /**
+ * @var int Maximum number of feeds to check with autodiscovery
+ * @see SimplePie::set_max_checked_feeds()
+ * @access private
+ */
+ var $max_checked_feeds = 10;
+
+ /**
+ * @var array All the feeds found during the autodiscovery process
+ * @see SimplePie::get_all_discovered_feeds()
+ * @access private
+ */
+ var $all_discovered_feeds = array();
+
+ /**
+ * @var string Web-accessible path to the handler_favicon.php file.
+ * @see SimplePie::set_favicon_handler()
+ * @access private
+ */
+ var $favicon_handler = '';
+
+ /**
+ * @var string Web-accessible path to the handler_image.php file.
+ * @see SimplePie::set_image_handler()
+ * @access private
+ */
+ var $image_handler = '';
+
+ /**
+ * @var array Stores the URLs when multiple feeds are being initialized.
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $multifeed_url = array();
+
+ /**
+ * @var array Stores SimplePie objects when multiple feeds initialized.
+ * @access private
+ */
+ var $multifeed_objects = array();
+
+ /**
+ * @var array Stores the get_object_vars() array for use with multifeeds.
+ * @see SimplePie::set_feed_url()
+ * @access private
+ */
+ var $config_settings = null;
+
+ /**
+ * @var integer Stores the number of items to return per-feed with multifeeds.
+ * @see SimplePie::set_item_limit()
+ * @access private
+ */
+ var $item_limit = 0;
+
+ /**
+ * @var array Stores the default attributes to be stripped by strip_attributes().
+ * @see SimplePie::strip_attributes()
+ * @access private
+ */
+ var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
+
+ /**
+ * @var array Stores the default tags to be stripped by strip_htmltags().
+ * @see SimplePie::strip_htmltags()
+ * @access private
+ */
+ var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
+
+ /**
+ * The SimplePie class contains feed level data and options
+ *
+ * There are two ways that you can create a new SimplePie object. The first
+ * is by passing a feed URL as a parameter to the SimplePie constructor
+ * (as well as optionally setting the cache location and cache expiry). This
+ * will initialise the whole feed with all of the default settings, and you
+ * can begin accessing methods and properties immediately.
+ *
+ * The second way is to create the SimplePie object with no parameters
+ * at all. This will enable you to set configuration options. After setting
+ * them, you must initialise the feed using $feed->init(). At that point the
+ * object's methods and properties will be available to you. This format is
+ * what is used throughout this documentation.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param string $feed_url This is the URL you want to parse.
+ * @param string $cache_location This is where you want the cache to be stored.
+ * @param int $cache_duration This is the number of seconds that you want to store the cache file for.
+ */
+ function SimplePie($feed_url = null, $cache_location = null, $cache_duration = null)
+ {
+ // Other objects, instances created here so we can set options on them
+ $this->sanitize =& new SimplePie_Sanitize;
+
+ // Set options if they're passed to the constructor
+ if ($cache_location !== null)
+ {
+ $this->set_cache_location($cache_location);
+ }
+
+ if ($cache_duration !== null)
+ {
+ $this->set_cache_duration($cache_duration);
+ }
+
+ // Only init the script if we're passed a feed URL
+ if ($feed_url !== null)
+ {
+ $this->set_feed_url($feed_url);
+ $this->init();
+ }
+ }
+
+ /**
+ * Used for converting object to a string
+ */
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ /**
+ * Remove items that link back to this before destroying this object
+ */
+ function __destruct()
+ {
+ if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
+ {
+ if (!empty($this->data['items']))
+ {
+ foreach ($this->data['items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($item, $this->data['items']);
+ }
+ if (!empty($this->data['ordered_items']))
+ {
+ foreach ($this->data['ordered_items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($item, $this->data['ordered_items']);
+ }
+ }
+ }
+
+ /**
+ * Force the given data/URL to be treated as a feed no matter what it
+ * appears like
+ *
+ * @access public
+ * @since 1.1
+ * @param bool $enable Force the given data/URL to be treated as a feed
+ */
+ function force_feed($enable = false)
+ {
+ $this->force_feed = (bool) $enable;
+ }
+
+ /**
+ * This is the URL of the feed you want to parse.
+ *
+ * This allows you to enter the URL of the feed you want to parse, or the
+ * website you want to try to use auto-discovery on. This takes priority
+ * over any set raw data.
+ *
+ * You can set multiple feeds to mash together by passing an array instead
+ * of a string for the $url. Remember that with each additional feed comes
+ * additional processing and resources.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param mixed $url This is the URL (or array of URLs) that you want to parse.
+ * @see SimplePie::set_raw_data()
+ */
+ function set_feed_url($url)
+ {
+ if (is_array($url))
+ {
+ $this->multifeed_url = array();
+ foreach ($url as $value)
+ {
+ $this->multifeed_url[] = SimplePie_Misc::fix_protocol($value, 1);
+ }
+ }
+ else
+ {
+ $this->feed_url = SimplePie_Misc::fix_protocol($url, 1);
+ }
+ }
+
+ /**
+ * Provides an instance of SimplePie_File to use as a feed
+ *
+ * @access public
+ * @param object &$file Instance of SimplePie_File (or subclass)
+ * @return bool True on success, false on failure
+ */
+ function set_file(&$file)
+ {
+ if (is_a($file, 'SimplePie_File'))
+ {
+ $this->feed_url = $file->url;
+ $this->file =& $file;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to use a string of RSS/Atom data instead of a remote feed.
+ *
+ * If you have a feed available as a string in PHP, you can tell SimplePie
+ * to parse that data string instead of a remote feed. Any set feed URL
+ * takes precedence.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param string $data RSS or Atom data as a string.
+ * @see SimplePie::set_feed_url()
+ */
+ function set_raw_data($data)
+ {
+ $this->raw_data = $data;
+ }
+
+ /**
+ * Allows you to override the default timeout for fetching remote feeds.
+ *
+ * This allows you to change the maximum time the feed's server to respond
+ * and send the feed back.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param int $timeout The maximum number of seconds to spend waiting to retrieve a feed.
+ */
+ function set_timeout($timeout = 10)
+ {
+ $this->timeout = (int) $timeout;
+ }
+
+ /**
+ * Forces SimplePie to use fsockopen() instead of the preferred cURL
+ * functions.
+ *
+ * @access public
+ * @since 1.0 Beta 3
+ * @param bool $enable Force fsockopen() to be used
+ */
+ function force_fsockopen($enable = false)
+ {
+ $this->force_fsockopen = (bool) $enable;
+ }
+
+ /**
+ * Outputs the raw XML content of the feed, after it has gone through
+ * SimplePie's filters.
+ *
+ * Used only for debugging, this function will output the XML content as
+ * text/xml. When SimplePie reads in a feed, it does a bit of cleaning up
+ * before trying to parse it. Many parts of the feed are re-written in
+ * memory, and in the end, you have a parsable feed. XML dump shows you the
+ * actual XML that SimplePie tries to parse, which may or may not be very
+ * different from the original feed.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param bool $enable Enable XML dump
+ */
+ function enable_xml_dump($enable = false)
+ {
+ $this->xml_dump = (bool) $enable;
+ }
+
+ /**
+ * Enables/disables caching in SimplePie.
+ *
+ * This option allows you to disable caching all-together in SimplePie.
+ * However, disabling the cache can lead to longer load times.
+ *
+ * @access public
+ * @since 1.0 Preview Release
+ * @param bool $enable Enable caching
+ */
+ function enable_cache($enable = true)
+ {
+ $this->cache = (bool) $enable;
+ }
+
+ /**
+ * Set the length of time (in seconds) that the contents of a feed
+ * will be cached.
+ *
+ * @access public
+ * @param int $seconds The feed content cache duration.
+ */
+ function set_cache_duration($seconds = 3600)
+ {
+ $this->cache_duration = (int) $seconds;
+ }
+
+ /**
+ * Set the length of time (in seconds) that the autodiscovered feed
+ * URL will be cached.
+ *
+ * @access public
+ * @param int $seconds The autodiscovered feed URL cache duration.
+ */
+ function set_autodiscovery_cache_duration($seconds = 604800)
+ {
+ $this->autodiscovery_cache_duration = (int) $seconds;
+ }
+
+ /**
+ * Set the file system location where the cached files should be stored.
+ *
+ * @access public
+ * @param string $location The file system location.
+ */
+ function set_cache_location($location = './cache')
+ {
+ $this->cache_location = (string) $location;
+ }
+
+ /**
+ * Determines whether feed items should be sorted into reverse chronological order.
+ *
+ * @access public
+ * @param bool $enable Sort as reverse chronological order.
+ */
+ function enable_order_by_date($enable = true)
+ {
+ $this->order_by_date = (bool) $enable;
+ }
+
+ /**
+ * Allows you to override the character encoding reported by the feed.
+ *
+ * @access public
+ * @param string $encoding Character encoding.
+ */
+ function set_input_encoding($encoding = false)
+ {
+ if ($encoding)
+ {
+ $this->input_encoding = (string) $encoding;
+ }
+ else
+ {
+ $this->input_encoding = false;
+ }
+ }
+
+ /**
+ * Set how much feed autodiscovery to do
+ *
+ * @access public
+ * @see SIMPLEPIE_LOCATOR_NONE
+ * @see SIMPLEPIE_LOCATOR_AUTODISCOVERY
+ * @see SIMPLEPIE_LOCATOR_LOCAL_EXTENSION
+ * @see SIMPLEPIE_LOCATOR_LOCAL_BODY
+ * @see SIMPLEPIE_LOCATOR_REMOTE_EXTENSION
+ * @see SIMPLEPIE_LOCATOR_REMOTE_BODY
+ * @see SIMPLEPIE_LOCATOR_ALL
+ * @param int $level Feed Autodiscovery Level (level can be a
+ * combination of the above constants, see bitwise OR operator)
+ */
+ function set_autodiscovery_level($level = SIMPLEPIE_LOCATOR_ALL)
+ {
+ $this->autodiscovery = (int) $level;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for caching.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_cache_class($class = 'SimplePie_Cache')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Cache'))
+ {
+ $this->cache_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for auto-discovery.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_locator_class($class = 'SimplePie_Locator')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Locator'))
+ {
+ $this->locator_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for XML parsing.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_parser_class($class = 'SimplePie_Parser')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Parser'))
+ {
+ $this->parser_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for remote file fetching.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_file_class($class = 'SimplePie_File')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_File'))
+ {
+ $this->file_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for data sanitization.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_sanitize_class($class = 'SimplePie_Sanitize')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Sanitize'))
+ {
+ $this->sanitize =& new $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling feed items.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_item_class($class = 'SimplePie_Item')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Item'))
+ {
+ $this->item_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling author data.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_author_class($class = 'SimplePie_Author')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Author'))
+ {
+ $this->author_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for handling category data.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_category_class($class = 'SimplePie_Category')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Category'))
+ {
+ $this->category_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for feed enclosures.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_enclosure_class($class = 'SimplePie_Enclosure')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Enclosure'))
+ {
+ $this->enclosure_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for <media:text> captions
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_caption_class($class = 'SimplePie_Caption')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Caption'))
+ {
+ $this->caption_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for <media:copyright>
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_copyright_class($class = 'SimplePie_Copyright')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Copyright'))
+ {
+ $this->copyright_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for <media:credit>
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_credit_class($class = 'SimplePie_Credit')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Credit'))
+ {
+ $this->credit_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for <media:rating>
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_rating_class($class = 'SimplePie_Rating')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Rating'))
+ {
+ $this->rating_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for <media:restriction>
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_restriction_class($class = 'SimplePie_Restriction')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Restriction'))
+ {
+ $this->restriction_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses for content-type sniffing.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_content_type_sniffer_class($class = 'SimplePie_Content_Type_Sniffer')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Content_Type_Sniffer'))
+ {
+ $this->content_type_sniffer_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to change which class SimplePie uses item sources.
+ * Useful when you are overloading or extending SimplePie's default classes.
+ *
+ * @access public
+ * @param string $class Name of custom class.
+ * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+ * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+ */
+ function set_source_class($class = 'SimplePie_Source')
+ {
+ if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Source'))
+ {
+ $this->source_class = $class;
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Allows you to override the default user agent string.
+ *
+ * @access public
+ * @param string $ua New user agent string.
+ */
+ function set_useragent($ua = SIMPLEPIE_USERAGENT)
+ {
+ $this->useragent = (string) $ua;
+ }
+
+ /**
+ * Set callback function to create cache filename with
+ *
+ * @access public
+ * @param mixed $function Callback function
+ */
+ function set_cache_name_function($function = 'md5')
+ {
+ if (is_callable($function))
+ {
+ $this->cache_name_function = $function;
+ }
+ }
+
+ /**
+ * Set javascript query string parameter
+ *
+ * @access public
+ * @param mixed $get Javascript query string parameter
+ */
+ function set_javascript($get = 'js')
+ {
+ if ($get)
+ {
+ $this->javascript = (string) $get;
+ }
+ else
+ {
+ $this->javascript = false;
+ }
+ }
+
+ /**
+ * Set options to make SP as fast as possible. Forgoes a
+ * substantial amount of data sanitization in favor of speed.
+ *
+ * @access public
+ * @param bool $set Whether to set them or not
+ */
+ function set_stupidly_fast($set = false)
+ {
+ if ($set)
+ {
+ $this->enable_order_by_date(false);
+ $this->remove_div(false);
+ $this->strip_comments(false);
+ $this->strip_htmltags(false);
+ $this->strip_attributes(false);
+ $this->set_image_handler(false);
+ }
+ }
+
+ /**
+ * Set maximum number of feeds to check with autodiscovery
+ *
+ * @access public
+ * @param int $max Maximum number of feeds to check
+ */
+ function set_max_checked_feeds($max = 10)
+ {
+ $this->max_checked_feeds = (int) $max;
+ }
+
+ function remove_div($enable = true)
+ {
+ $this->sanitize->remove_div($enable);
+ }
+
+ function strip_htmltags($tags = '', $encode = null)
+ {
+ if ($tags === '')
+ {
+ $tags = $this->strip_htmltags;
+ }
+ $this->sanitize->strip_htmltags($tags);
+ if ($encode !== null)
+ {
+ $this->sanitize->encode_instead_of_strip($tags);
+ }
+ }
+
+ function encode_instead_of_strip($enable = true)
+ {
+ $this->sanitize->encode_instead_of_strip($enable);
+ }
+
+ function strip_attributes($attribs = '')
+ {
+ if ($attribs === '')
+ {
+ $attribs = $this->strip_attributes;
+ }
+ $this->sanitize->strip_attributes($attribs);
+ }
+
+ function set_output_encoding($encoding = 'UTF-8')
+ {
+ $this->sanitize->set_output_encoding($encoding);
+ }
+
+ function strip_comments($strip = false)
+ {
+ $this->sanitize->strip_comments($strip);
+ }
+
+ /**
+ * Set element/attribute key/value pairs of HTML attributes
+ * containing URLs that need to be resolved relative to the feed
+ *
+ * @access public
+ * @since 1.0
+ * @param array $element_attribute Element/attribute key/value pairs
+ */
+ function set_url_replacements($element_attribute = array('a' => 'href', 'area' => 'href', 'blockquote' => 'cite', 'del' => 'cite', 'form' => 'action', 'img' => array('longdesc', 'src'), 'input' => 'src', 'ins' => 'cite', 'q' => 'cite'))
+ {
+ $this->sanitize->set_url_replacements($element_attribute);
+ }
+
+ /**
+ * Set the handler to enable the display of cached favicons.
+ *
+ * @access public
+ * @param str $page Web-accessible path to the handler_favicon.php file.
+ * @param str $qs The query string that the value should be passed to.
+ */
+ function set_favicon_handler($page = false, $qs = 'i')
+ {
+ if ($page !== false)
+ {
+ $this->favicon_handler = $page . '?' . $qs . '=';
+ }
+ else
+ {
+ $this->favicon_handler = '';
+ }
+ }
+
+ /**
+ * Set the handler to enable the display of cached images.
+ *
+ * @access public
+ * @param str $page Web-accessible path to the handler_image.php file.
+ * @param str $qs The query string that the value should be passed to.
+ */
+ function set_image_handler($page = false, $qs = 'i')
+ {
+ if ($page !== false)
+ {
+ $this->sanitize->set_image_handler($page . '?' . $qs . '=');
+ }
+ else
+ {
+ $this->image_handler = '';
+ }
+ }
+
+ /**
+ * Set the limit for items returned per-feed with multifeeds.
+ *
+ * @access public
+ * @param integer $limit The maximum number of items to return.
+ */
+ function set_item_limit($limit = 0)
+ {
+ $this->item_limit = (int) $limit;
+ }
+
+ function init()
+ {
+ // Check absolute bare minimum requirements.
+ if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre'))
+ {
+ return false;
+ }
+ // Then check the xml extension is sane (i.e., libxml 2.7.x issue on PHP < 5.2.9 and libxml 2.7.0 to 2.7.2 on any version) if we don't have xmlreader.
+ elseif (!extension_loaded('xmlreader'))
+ {
+ static $xml_is_sane = null;
+ if ($xml_is_sane === null)
+ {
+ $parser_check = xml_parser_create();
+ xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
+ xml_parser_free($parser_check);
+ $xml_is_sane = isset($values[0]['value']);
+ }
+ if (!$xml_is_sane)
+ {
+ return false;
+ }
+ }
+
+ if (isset($_GET[$this->javascript]))
+ {
+ SimplePie_Misc::output_javascript();
+ exit;
+ }
+
+ // Pass whatever was set with config options over to the sanitizer.
+ $this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->cache_class);
+ $this->sanitize->pass_file_data($this->file_class, $this->timeout, $this->useragent, $this->force_fsockopen);
+
+ if ($this->feed_url !== null || $this->raw_data !== null)
+ {
+ $this->data = array();
+ $this->multifeed_objects = array();
+ $cache = false;
+
+ if ($this->feed_url !== null)
+ {
+ $parsed_feed_url = SimplePie_Misc::parse_url($this->feed_url);
+ // Decide whether to enable caching
+ if ($this->cache && $parsed_feed_url['scheme'] !== '')
+ {
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc');
+ }
+ // If it's enabled and we don't want an XML dump, use the cache
+ if ($cache && !$this->xml_dump)
+ {
+ // Load the Cache
+ $this->data = $cache->load();
+ if (!empty($this->data))
+ {
+ // If the cache is for an outdated build of SimplePie
+ if (!isset($this->data['build']) || $this->data['build'] !== SIMPLEPIE_BUILD)
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ // If we've hit a collision just rerun it with caching disabled
+ elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url)
+ {
+ $cache = false;
+ $this->data = array();
+ }
+ // If we've got a non feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL.
+ elseif (isset($this->data['feed_url']))
+ {
+ // If the autodiscovery cache is still valid use it.
+ if ($cache->mtime() + $this->autodiscovery_cache_duration > time())
+ {
+ // Do not need to do feed autodiscovery yet.
+ if ($this->data['feed_url'] === $this->data['url'])
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ else
+ {
+ $this->set_feed_url($this->data['feed_url']);
+ return $this->init();
+ }
+ }
+ }
+ // Check if the cache has been updated
+ elseif ($cache->mtime() + $this->cache_duration < time())
+ {
+ // If we have last-modified and/or etag set
+ if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))
+ {
+ $headers = array();
+ if (isset($this->data['headers']['last-modified']))
+ {
+ $headers['if-modified-since'] = $this->data['headers']['last-modified'];
+ }
+ if (isset($this->data['headers']['etag']))
+ {
+ $headers['if-none-match'] = '"' . $this->data['headers']['etag'] . '"';
+ }
+ $file =& new $this->file_class($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen);
+ if ($file->success)
+ {
+ if ($file->status_code === 304)
+ {
+ $cache->touch();
+ return true;
+ }
+ else
+ {
+ $headers = $file->headers;
+ }
+ }
+ else
+ {
+ unset($file);
+ }
+ }
+ }
+ // 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->feed_url)
+ {
+ $file =& $this->file;
+ }
+ else
+ {
+ $file =& new $this->file_class($this->feed_url, $this->timeout, 5, null, $this->useragent, $this->force_fsockopen);
+ }
+ }
+ // If the file connection has an error, set SimplePie::error to that and quit
+ if (!$file->success && !($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
+ {
+ $this->error = $file->error;
+ if (!empty($this->data))
+ {
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ if (!$this->force_feed)
+ {
+ // Check if the supplied URL is a feed, if it isn't, look for it.
+ $locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds, $this->content_type_sniffer_class);
+ if (!$locate->is_feed($file))
+ {
+ // We need to unset this so that if SimplePie::set_file() has been called that object is untouched
+ unset($file);
+ if ($file = $locate->find($this->autodiscovery, $this->all_discovered_feeds))
+ {
+ if ($cache)
+ {
+ $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
+ if (!$cache->save($this))
+ {
+ trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
+ }
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc');
+ }
+ $this->feed_url = $file->url;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url. A feed with an invalid mime type may fall victim to this error, or " . SIMPLEPIE_NAME . " was unable to auto-discover it.. Use force_feed() if you are certain this URL is a real feed.";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ $locate = null;
+ }
+
+ $headers = $file->headers;
+ $data = $file->body;
+ $sniffer =& new $this->content_type_sniffer_class($file);
+ $sniffed = $sniffer->get_type();
+ }
+ else
+ {
+ $data = $this->raw_data;
+ }
+
+ // Set up array of possible encodings
+ $encodings = array();
+
+ // First check to see if input has been overridden.
+ if ($this->input_encoding !== false)
+ {
+ $encodings[] = $this->input_encoding;
+ }
+
+ $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity');
+ $text_types = array('text/xml', 'text/xml-external-parsed-entity');
+
+ // RFC 3023 (only applies to sniffed content)
+ if (isset($sniffed))
+ {
+ if (in_array($sniffed, $application_types) || substr($sniffed, 0, 12) === 'application/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = strtoupper($charset[1]);
+ }
+ $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data));
+ $encodings[] = 'UTF-8';
+ }
+ elseif (in_array($sniffed, $text_types) || substr($sniffed, 0, 5) === 'text/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = $charset[1];
+ }
+ $encodings[] = 'US-ASCII';
+ }
+ // Text MIME-type default
+ elseif (substr($sniffed, 0, 5) === 'text/')
+ {
+ $encodings[] = 'US-ASCII';
+ }
+ }
+
+ // Fallback to XML 1.0 Appendix F.1/UTF-8/ISO-8859-1
+ $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data));
+ $encodings[] = 'UTF-8';
+ $encodings[] = 'ISO-8859-1';
+
+ // There's no point in trying an encoding twice
+ $encodings = array_unique($encodings);
+
+ // If we want the XML, just output that with the most likely encoding and quit
+ if ($this->xml_dump)
+ {
+ header('Content-type: text/xml; charset=' . $encodings[0]);
+ echo $data;
+ exit;
+ }
+
+ // Loop through each possible encoding, till we return something, or run out of possibilities
+ foreach ($encodings as $encoding)
+ {
+ // Change the encoding to UTF-8 (as we always use UTF-8 internally)
+ if ($utf8_data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8'))
+ {
+ // Create new parser
+ $parser =& new $this->parser_class();
+
+ // If it's parsed fine
+ if ($parser->parse($utf8_data, 'UTF-8'))
+ {
+ $this->data = $parser->get_data();
+ if ($this->get_type() & ~SIMPLEPIE_TYPE_NONE)
+ {
+ if (isset($headers))
+ {
+ $this->data['headers'] = $headers;
+ }
+ $this->data['build'] = SIMPLEPIE_BUILD;
+
+ // Cache the file if caching is enabled
+ if ($cache && !$cache->save($this))
+ {
+ trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
+ }
+ return true;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url. This does not appear to be a valid RSS or Atom feed.";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ }
+ }
+ if (isset($parser))
+ {
+ // We have an error, just set SimplePie_Misc::error to it and quit
+ $this->error = sprintf('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
+ }
+ else
+ {
+ $this->error = 'The data could not be converted to UTF-8. You MUST have either the iconv or mbstring extension installed. Upgrading to PHP 5.x (which includes iconv) is highly recommended.';
+ }
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ elseif (!empty($this->multifeed_url))
+ {
+ $i = 0;
+ $success = 0;
+ $this->multifeed_objects = array();
+ foreach ($this->multifeed_url as $url)
+ {
+ if (SIMPLEPIE_PHP5)
+ {
+ // This keyword needs to defy coding standards for PHP4 compatibility
+ $this->multifeed_objects[$i] = clone($this);
+ }
+ else
+ {
+ $this->multifeed_objects[$i] = $this;
+ }
+ $this->multifeed_objects[$i]->set_feed_url($url);
+ $success |= $this->multifeed_objects[$i]->init();
+ $i++;
+ }
+ return (bool) $success;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * Return the error message for the occured error
+ *
+ * @access public
+ * @return string Error message
+ */
+ function error()
+ {
+ return $this->error;
+ }
+
+ function get_encoding()
+ {
+ return $this->sanitize->output_encoding;
+ }
+
+ function handle_content_type($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 (!isset($this->data['type']))
+ {
+ $this->data['type'] = SIMPLEPIE_TYPE_ALL;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_10;
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_03;
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF']))
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['channel'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['image'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['textinput']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_10;
+ }
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['channel'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['image'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])
+ || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['textinput']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_090;
+ }
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
+ {
+ switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
+ {
+ case '0.91':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
+ {
+ switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
+ {
+ case '0':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE;
+ break;
+
+ case '24':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_USERLAND;
+ break;
+ }
+ }
+ break;
+
+ case '0.92':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_092;
+ break;
+
+ case '0.93':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_093;
+ break;
+
+ case '0.94':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_094;
+ break;
+
+ case '2.0':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_20;
+ break;
+ }
+ }
+ }
+ else
+ {
+ $this->data['type'] = SIMPLEPIE_TYPE_NONE;
+ }
+ }
+ return $this->data['type'];
+ }
+
+ /**
+ * Returns the URL for the favicon of the feed's website.
+ *
+ * @todo Cache atom:icon
+ * @access public
+ * @since 1.0
+ */
+ function get_favicon()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif (($url = $this->get_link()) !== null && preg_match('/^http(s)?:\/\//i', $url))
+ {
+ $favicon = SimplePie_Misc::absolutize_url('/favicon.ico', $url);
+
+ if ($this->cache && $this->favicon_handler)
+ {
+ $favicon_filename = call_user_func($this->cache_name_function, $favicon);
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, $favicon_filename, 'spi');
+
+ if ($cache->load())
+ {
+ return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $file =& new $this->file_class($favicon, $this->timeout / 10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen);
+
+ if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0)
+ {
+ $sniffer =& new $this->content_type_sniffer_class($file);
+ if (substr($sniffer->get_type(), 0, 6) === 'image/')
+ {
+ if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
+ {
+ return $this->sanitize($this->favicon_handler . $favicon_filename, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ trigger_error("$cache->name is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
+ return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ // not an image
+ else
+ {
+ return false;
+ }
+ }
+ }
+ }
+ else
+ {
+ return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ return false;
+ }
+
+ /**
+ * @todo If we have a perm redirect we should return the new URL
+ * @todo When we make the above change, let's support <itunes:new-feed-url> as well
+ * @todo Also, |atom:link|@rel=self
+ */
+ function subscribe_url()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize($this->feed_url, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_feed()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_outlook()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize('outlook' . SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_podcast()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 3), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_itunes()
+ {
+ if ($this->feed_url !== null)
+ {
+ return $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 4), SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Creates the subscribe_* methods' return data
+ *
+ * @access private
+ * @param string $feed_url String to prefix to the feed URL
+ * @param string $site_url String to prefix to the site URL (and
+ * suffix to the feed URL)
+ * @return mixed URL if feed exists, false otherwise
+ */
+ function subscribe_service($feed_url, $site_url = null)
+ {
+ if ($this->subscribe_url())
+ {
+ $return = $feed_url . rawurlencode($this->feed_url);
+ if ($site_url !== null && $this->get_link() !== null)
+ {
+ $return .= $site_url . rawurlencode($this->get_link());
+ }
+ return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_aol()
+ {
+ return $this->subscribe_service('http://feeds.my.aol.com/add.jsp?url=');
+ }
+
+ function subscribe_bloglines()
+ {
+ return $this->subscribe_service('http://www.bloglines.com/sub/');
+ }
+
+ function subscribe_eskobo()
+ {
+ return $this->subscribe_service('http://www.eskobo.com/?AddToMyPage=');
+ }
+
+ function subscribe_feedfeeds()
+ {
+ return $this->subscribe_service('http://www.feedfeeds.com/add?feed=');
+ }
+
+ function subscribe_feedster()
+ {
+ return $this->subscribe_service('http://www.feedster.com/myfeedster.php?action=addrss&confirm=no&rssurl=');
+ }
+
+ function subscribe_google()
+ {
+ return $this->subscribe_service('http://fusion.google.com/add?feedurl=');
+ }
+
+ function subscribe_gritwire()
+ {
+ return $this->subscribe_service('http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=');
+ }
+
+ function subscribe_msn()
+ {
+ return $this->subscribe_service('http://my.msn.com/addtomymsn.armx?id=rss&ut=', '&ru=');
+ }
+
+ function subscribe_netvibes()
+ {
+ return $this->subscribe_service('http://www.netvibes.com/subscribe.php?url=');
+ }
+
+ function subscribe_newsburst()
+ {
+ return $this->subscribe_service('http://www.newsburst.com/Source/?add=');
+ }
+
+ function subscribe_newsgator()
+ {
+ return $this->subscribe_service('http://www.newsgator.com/ngs/subscriber/subext.aspx?url=');
+ }
+
+ function subscribe_odeo()
+ {
+ return $this->subscribe_service('http://www.odeo.com/listen/subscribe?feed=');
+ }
+
+ function subscribe_podnova()
+ {
+ return $this->subscribe_service('http://www.podnova.com/index_your_podcasts.srf?action=add&url=');
+ }
+
+ function subscribe_rojo()
+ {
+ return $this->subscribe_service('http://www.rojo.com/add-subscription?resource=');
+ }
+
+ function subscribe_yahoo()
+ {
+ return $this->subscribe_service('http://add.my.yahoo.com/rss?url=');
+ }
+
+ function get_feed_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_ATOM_10)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_ATOM_03)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_RDF)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag];
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag];
+ }
+ }
+ return null;
+ }
+
+ function get_channel_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_ATOM_ALL)
+ {
+ if ($return = $this->get_feed_tags($namespace, $tag))
+ {
+ return $return;
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_10)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_090)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'channel'))
+ {
+ if (isset($channel[0]['child'][$namespace][$tag]))
+ {
+ return $channel[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ return null;
+ }
+
+ function get_image_tags($namespace, $tag)
+ {
+ $type = $this->get_type();
+ if ($type & SIMPLEPIE_TYPE_RSS_10)
+ {
+ if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_090)
+ {
+ if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+ {
+ if ($image = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'image'))
+ {
+ if (isset($image[0]['child'][$namespace][$tag]))
+ {
+ return $image[0]['child'][$namespace][$tag];
+ }
+ }
+ }
+ return null;
+ }
+
+ function get_base($element = array())
+ {
+ if (!($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION) && !empty($element['xml_base_explicit']) && isset($element['xml_base']))
+ {
+ return $element['xml_base'];
+ }
+ elseif ($this->get_link() !== null)
+ {
+ return $this->get_link();
+ }
+ else
+ {
+ return $this->subscribe_url();
+ }
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->sanitize->sanitize($data, $type, $base);
+ }
+
+ function get_title()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->author_class($name, $url, $email);
+ }
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if (isset($links[$key]))
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Added for parity between the parent-level and the item/entry-level.
+ */
+ function get_permalink()
+ {
+ return $this->get_link(0);
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_all_discovered_feeds()
+ {
+ return $this->all_discovered_feeds;
+ }
+
+ function get_description()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang']))
+ {
+ return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['headers']['content-language']))
+ {
+ return $this->sanitize($this->data['headers']['content-language'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_title()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_url()
+ {
+ if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+ {
+ return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_link()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_width()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'width'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return 88.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_height()
+ {
+ if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'height'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
+ {
+ return 31.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_item_quantity($max = 0)
+ {
+ $max = (int) $max;
+ $qty = count($this->get_items());
+ if ($max === 0)
+ {
+ return $qty;
+ }
+ else
+ {
+ return ($qty > $max) ? $max : $qty;
+ }
+ }
+
+ function get_item($key = 0)
+ {
+ $items = $this->get_items();
+ if (isset($items[$key]))
+ {
+ return $items[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_items($start = 0, $end = 0)
+ {
+ if (!isset($this->data['items']))
+ {
+ if (!empty($this->multifeed_objects))
+ {
+ $this->data['items'] = SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit);
+ }
+ else
+ {
+ $this->data['items'] = array();
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ if ($items = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'item'))
+ {
+ $keys = array_keys($items);
+ foreach ($keys as $key)
+ {
+ $this->data['items'][] =& new $this->item_class($this, $items[$key]);
+ }
+ }
+ }
+ }
+
+ if (!empty($this->data['items']))
+ {
+ // If we want to order it by date, check if all items have a date, and then sort it
+ if ($this->order_by_date && empty($this->multifeed_objects))
+ {
+ if (!isset($this->data['ordered_items']))
+ {
+ $do_sort = true;
+ foreach ($this->data['items'] as $item)
+ {
+ if (!$item->get_date('U'))
+ {
+ $do_sort = false;
+ break;
+ }
+ }
+ $item = null;
+ $this->data['ordered_items'] = $this->data['items'];
+ if ($do_sort)
+ {
+ usort($this->data['ordered_items'], array(&$this, 'sort_items'));
+ }
+ }
+ $items = $this->data['ordered_items'];
+ }
+ else
+ {
+ $items = $this->data['items'];
+ }
+
+ // Slice the data as desired
+ if ($end === 0)
+ {
+ return array_slice($items, $start);
+ }
+ else
+ {
+ return array_slice($items, $start, $end);
+ }
+ }
+ else
+ {
+ return array();
+ }
+ }
+
+ /**
+ * @static
+ */
+ function sort_items($a, $b)
+ {
+ return $a->get_date('U') <= $b->get_date('U');
+ }
+
+ /**
+ * @static
+ */
+ function merge_items($urls, $start = 0, $end = 0, $limit = 0)
+ {
+ if (is_array($urls) && sizeof($urls) > 0)
+ {
+ $items = array();
+ foreach ($urls as $arg)
+ {
+ if (is_a($arg, 'SimplePie'))
+ {
+ $items = array_merge($items, $arg->get_items(0, $limit));
+ }
+ else
+ {
+ trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
+ }
+ }
+
+ $do_sort = true;
+ foreach ($items as $item)
+ {
+ if (!$item->get_date('U'))
+ {
+ $do_sort = false;
+ break;
+ }
+ }
+ $item = null;
+ if ($do_sort)
+ {
+ usort($items, array('SimplePie', 'sort_items'));
+ }
+
+ if ($end === 0)
+ {
+ return array_slice($items, $start);
+ }
+ else
+ {
+ return array_slice($items, $start, $end);
+ }
+ }
+ else
+ {
+ trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
+ return array();
+ }
+ }
+}
+
+class SimplePie_Item
+{
+ var $feed;
+ var $data = array();
+
+ function SimplePie_Item($feed, $data)
+ {
+ $this->feed = $feed;
+ $this->data = $data;
+ }
+
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ /**
+ * Remove items that link back to this before destroying this object
+ */
+ function __destruct()
+ {
+ if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
+ {
+ unset($this->feed);
+ }
+ }
+
+ function get_item_tags($namespace, $tag)
+ {
+ if (isset($this->data['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][$namespace][$tag];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_base($element = array())
+ {
+ return $this->feed->get_base($element);
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->feed->sanitize($data, $type, $base);
+ }
+
+ function get_feed()
+ {
+ return $this->feed;
+ }
+
+ function get_id($hash = false)
+ {
+ if (!$hash)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (($return = $this->get_permalink()) !== null)
+ {
+ return $return;
+ }
+ elseif (($return = $this->get_title()) !== null)
+ {
+ return $return;
+ }
+ }
+ if ($this->get_permalink() !== null || $this->get_title() !== null)
+ {
+ return md5($this->get_permalink() . $this->get_title());
+ }
+ else
+ {
+ return md5(serialize($this->data));
+ }
+ }
+
+ function get_title()
+ {
+ if (!isset($this->data['title']))
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $this->data['title'] = null;
+ }
+ }
+ return $this->data['title'];
+ }
+
+ function get_description($description_only = false)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML);
+ }
+
+ elseif (!$description_only)
+ {
+ return $this->get_content(true);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_content($content_only = false)
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'content'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_content_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'content'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT, 'encoded'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif (!$content_only)
+ {
+ return $this->get_description(true);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->feed->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->feed->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->feed->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->feed->author_class($name, $url, $email);
+ }
+ }
+ if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'author'))
+ {
+ $authors[] =& new $this->feed->author_class(null, null, $this->sanitize($author[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ elseif (($source = $this->get_source()) && ($authors = $source->get_authors()))
+ {
+ return $authors;
+ }
+ elseif ($authors = $this->feed->get_authors())
+ {
+ return $authors;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_date($date_format = 'j F Y, g:i a')
+ {
+ if (!isset($this->data['date']))
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
+ {
+ $this->data['date']['raw'] = $return[0]['data'];
+ }
+
+ if (!empty($this->data['date']['raw']))
+ {
+ $parser = SimplePie_Parse_Date::get();
+ $this->data['date']['parsed'] = $parser->parse($this->data['date']['raw']);
+ }
+ else
+ {
+ $this->data['date'] = null;
+ }
+ }
+ if ($this->data['date'])
+ {
+ $date_format = (string) $date_format;
+ switch ($date_format)
+ {
+ case '':
+ return $this->sanitize($this->data['date']['raw'], SIMPLEPIE_CONSTRUCT_TEXT);
+
+ case 'U':
+ return $this->data['date']['parsed'];
+
+ default:
+ return date($date_format, $this->data['date']['parsed']);
+ }
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_local_date($date_format = '%c')
+ {
+ if (!$date_format)
+ {
+ return $this->sanitize($this->get_date(''), SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (($date = $this->get_date('U')) !== null && $date !== false)
+ {
+ return strftime($date_format, $date);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_permalink()
+ {
+ $link = $this->get_link();
+ $enclosure = $this->get_enclosure(0);
+ if ($link !== null)
+ {
+ return $link;
+ }
+ elseif ($enclosure !== null)
+ {
+ return $enclosure->get_link();
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if ($links[$key] !== null)
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
+ {
+ if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) === 'true')
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * @todo Add ability to prefer one type of content over another (in a media group).
+ */
+ function get_enclosure($key = 0, $prefer = null)
+ {
+ $enclosures = $this->get_enclosures();
+ if (isset($enclosures[$key]))
+ {
+ return $enclosures[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Grabs all available enclosures (podcasts, etc.)
+ *
+ * Supports the <enclosure> RSS tag, as well as Media RSS and iTunes RSS.
+ *
+ * At this point, we're pretty much assuming that all enclosures for an item are the same content. Anything else is too complicated to properly support.
+ *
+ * @todo Add support for end-user defined sorting of enclosures by type/handler (so we can prefer the faster-loading FLV over MP4).
+ * @todo If an element exists at a level, but it's value is empty, we should fall back to the value from the parent (if it exists).
+ */
+ function get_enclosures()
+ {
+ if (!isset($this->data['enclosures']))
+ {
+ $this->data['enclosures'] = array();
+
+ // Elements
+ $captions_parent = null;
+ $categories_parent = null;
+ $copyrights_parent = null;
+ $credits_parent = null;
+ $description_parent = null;
+ $duration_parent = null;
+ $hashes_parent = null;
+ $keywords_parent = null;
+ $player_parent = null;
+ $ratings_parent = null;
+ $restrictions_parent = null;
+ $thumbnails_parent = null;
+ $title_parent = null;
+
+ // Let's do the channel and item-level ones first, and just re-use them if we need to.
+ $parent = $this->get_feed();
+
+ // CAPTIONS
+ if ($captions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+ {
+ foreach ($captions as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ }
+ elseif ($captions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+ {
+ foreach ($captions as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ }
+ if (is_array($captions_parent))
+ {
+ $captions_parent = array_values(SimplePie_Misc::array_unique($captions_parent));
+ }
+
+ // CATEGORIES
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'category') as $category)
+ {
+ $term = null;
+ $scheme = 'http://www.itunes.com/dtds/podcast-1.0.dtd';
+ $label = null;
+ if (isset($category['attribs']['']['text']))
+ {
+ $label = $this->sanitize($category['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+
+ if (isset($category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category']))
+ {
+ foreach ((array) $category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category'] as $subcategory)
+ {
+ if (isset($subcategory['attribs']['']['text']))
+ {
+ $label = $this->sanitize($subcategory['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ }
+ if (is_array($categories_parent))
+ {
+ $categories_parent = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+
+ // COPYRIGHT
+ if ($copyright = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($copyright[0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($copyright[0]['data']))
+ {
+ $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ elseif ($copyright = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($copyright[0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($copyright[0]['data']))
+ {
+ $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+
+ // CREDITS
+ if ($credits = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+ {
+ foreach ($credits as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ }
+ elseif ($credits = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+ {
+ foreach ($credits as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ }
+ if (is_array($credits_parent))
+ {
+ $credits_parent = array_values(SimplePie_Misc::array_unique($credits_parent));
+ }
+
+ // DESCRIPTION
+ if ($description_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+ {
+ if (isset($description_parent[0]['data']))
+ {
+ $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+ elseif ($description_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+ {
+ if (isset($description_parent[0]['data']))
+ {
+ $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+
+ // DURATION
+ if ($duration_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'duration'))
+ {
+ $seconds = null;
+ $minutes = null;
+ $hours = null;
+ if (isset($duration_parent[0]['data']))
+ {
+ $temp = explode(':', $this->sanitize($duration_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ if (sizeof($temp) > 0)
+ {
+ $seconds = (int) array_pop($temp);
+ }
+ if (sizeof($temp) > 0)
+ {
+ $minutes = (int) array_pop($temp);
+ $seconds += $minutes * 60;
+ }
+ if (sizeof($temp) > 0)
+ {
+ $hours = (int) array_pop($temp);
+ $seconds += $hours * 3600;
+ }
+ unset($temp);
+ $duration_parent = $seconds;
+ }
+ }
+
+ // HASHES
+ if ($hashes_iterator = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+ {
+ foreach ($hashes_iterator as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes_parent[] = $algo.':'.$value;
+ }
+ }
+ elseif ($hashes_iterator = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+ {
+ foreach ($hashes_iterator as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes_parent[] = $algo.':'.$value;
+ }
+ }
+ if (is_array($hashes_parent))
+ {
+ $hashes_parent = array_values(SimplePie_Misc::array_unique($hashes_parent));
+ }
+
+ // KEYWORDS
+ if ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+ {
+ if (isset($keywords[0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords_parent[] = trim($word);
+ }
+ }
+ unset($temp);
+ }
+ if (is_array($keywords_parent))
+ {
+ $keywords_parent = array_values(SimplePie_Misc::array_unique($keywords_parent));
+ }
+
+ // PLAYER
+ if ($player_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+ {
+ if (isset($player_parent[0]['attribs']['']['url']))
+ {
+ $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ elseif ($player_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+ {
+ if (isset($player_parent[0]['attribs']['']['url']))
+ {
+ $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+
+ // RATINGS
+ if ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = 'urn:itunes';
+ $rating_value = null;
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+ {
+ foreach ($ratings as $rating)
+ {
+ $rating_scheme = 'urn:itunes';
+ $rating_value = null;
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ }
+ if (is_array($ratings_parent))
+ {
+ $ratings_parent = array_values(SimplePie_Misc::array_unique($ratings_parent));
+ }
+
+ // RESTRICTIONS
+ if ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = 'allow';
+ $restriction_type = null;
+ $restriction_value = 'itunes';
+ if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
+ {
+ $restriction_relationship = 'deny';
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+ {
+ foreach ($restrictions as $restriction)
+ {
+ $restriction_relationship = 'allow';
+ $restriction_type = null;
+ $restriction_value = 'itunes';
+ if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
+ {
+ $restriction_relationship = 'deny';
+ }
+ $restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ }
+ if (is_array($restrictions_parent))
+ {
+ $restrictions_parent = array_values(SimplePie_Misc::array_unique($restrictions_parent));
+ }
+
+ // THUMBNAILS
+ if ($thumbnails = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+ {
+ foreach ($thumbnails as $thumbnail)
+ {
+ if (isset($thumbnail['attribs']['']['url']))
+ {
+ $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ }
+ elseif ($thumbnails = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+ {
+ foreach ($thumbnails as $thumbnail)
+ {
+ if (isset($thumbnail['attribs']['']['url']))
+ {
+ $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ }
+
+ // TITLES
+ if ($title_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+ {
+ if (isset($title_parent[0]['data']))
+ {
+ $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+ elseif ($title_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+ {
+ if (isset($title_parent[0]['data']))
+ {
+ $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ }
+
+ // Clear the memory
+ unset($parent);
+
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // If we have media:group tags, loop through them.
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'group') as $group)
+ {
+ if(isset($group['child']) && isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content']))
+ {
+ // If we have media:content tags, loop through them.
+ foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
+ {
+ if (isset($content['attribs']['']['url']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // Start checking the attributes of media:content
+ if (isset($content['attribs']['']['bitrate']))
+ {
+ $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['channels']))
+ {
+ $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['duration']))
+ {
+ $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $duration = $duration_parent;
+ }
+ if (isset($content['attribs']['']['expression']))
+ {
+ $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['framerate']))
+ {
+ $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['height']))
+ {
+ $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['lang']))
+ {
+ $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['fileSize']))
+ {
+ $length = ceil($content['attribs']['']['fileSize']);
+ }
+ if (isset($content['attribs']['']['medium']))
+ {
+ $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['samplingrate']))
+ {
+ $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['type']))
+ {
+ $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['width']))
+ {
+ $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+
+ // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
+
+ // CAPTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ else
+ {
+ $captions = $captions_parent;
+ }
+
+ // CATEGORIES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (is_array($categories) && is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique(array_merge($categories, $categories_parent)));
+ }
+ elseif (is_array($categories))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories));
+ }
+ elseif (is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+
+ // COPYRIGHTS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ else
+ {
+ $copyrights = $copyrights_parent;
+ }
+
+ // CREDITS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ else
+ {
+ $credits = $credits_parent;
+ }
+
+ // DESCRIPTION
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $description = $description_parent;
+ }
+
+ // HASHES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ else
+ {
+ $hashes = $hashes_parent;
+ }
+
+ // KEYWORDS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ else
+ {
+ $keywords = $keywords_parent;
+ }
+
+ // PLAYER
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $player = $player_parent;
+ }
+
+ // RATINGS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ else
+ {
+ $ratings = $ratings_parent;
+ }
+
+ // RESTRICTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ else
+ {
+ $restrictions = $restrictions_parent;
+ }
+
+ // THUMBNAILS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ else
+ {
+ $thumbnails = $thumbnails_parent;
+ }
+
+ // TITLES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $title = $title_parent;
+ }
+
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width);
+ }
+ }
+ }
+ }
+
+ // If we have standalone media:content tags, loop through them.
+ if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content']))
+ {
+ foreach ((array) $this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
+ {
+ if (isset($content['attribs']['']['url']) || isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ // Elements
+ $captions = null;
+ $categories = null;
+ $copyrights = null;
+ $credits = null;
+ $description = null;
+ $hashes = null;
+ $keywords = null;
+ $player = null;
+ $ratings = null;
+ $restrictions = null;
+ $thumbnails = null;
+ $title = null;
+
+ // Start checking the attributes of media:content
+ if (isset($content['attribs']['']['bitrate']))
+ {
+ $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['channels']))
+ {
+ $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['duration']))
+ {
+ $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $duration = $duration_parent;
+ }
+ if (isset($content['attribs']['']['expression']))
+ {
+ $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['framerate']))
+ {
+ $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['height']))
+ {
+ $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['lang']))
+ {
+ $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['fileSize']))
+ {
+ $length = ceil($content['attribs']['']['fileSize']);
+ }
+ if (isset($content['attribs']['']['medium']))
+ {
+ $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['samplingrate']))
+ {
+ $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['type']))
+ {
+ $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['width']))
+ {
+ $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['attribs']['']['url']))
+ {
+ $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
+
+ // CAPTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
+ {
+ $caption_type = null;
+ $caption_lang = null;
+ $caption_startTime = null;
+ $caption_endTime = null;
+ $caption_text = null;
+ if (isset($caption['attribs']['']['type']))
+ {
+ $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['lang']))
+ {
+ $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['start']))
+ {
+ $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['attribs']['']['end']))
+ {
+ $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($caption['data']))
+ {
+ $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $captions[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+ }
+ if (is_array($captions))
+ {
+ $captions = array_values(SimplePie_Misc::array_unique($captions));
+ }
+ }
+ else
+ {
+ $captions = $captions_parent;
+ }
+
+ // CATEGORIES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
+ {
+ foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['data']))
+ {
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = 'http://search.yahoo.com/mrss/category_schema';
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->feed->category_class($term, $scheme, $label);
+ }
+ }
+ if (is_array($categories) && is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique(array_merge($categories, $categories_parent)));
+ }
+ elseif (is_array($categories))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories));
+ }
+ elseif (is_array($categories_parent))
+ {
+ $categories = array_values(SimplePie_Misc::array_unique($categories_parent));
+ }
+ else
+ {
+ $categories = null;
+ }
+
+ // COPYRIGHTS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
+ {
+ $copyright_url = null;
+ $copyright_label = null;
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
+ {
+ $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
+ {
+ $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $copyrights =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+ }
+ else
+ {
+ $copyrights = $copyrights_parent;
+ }
+
+ // CREDITS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
+ {
+ $credit_role = null;
+ $credit_scheme = null;
+ $credit_name = null;
+ if (isset($credit['attribs']['']['role']))
+ {
+ $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($credit['attribs']['']['scheme']))
+ {
+ $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $credit_scheme = 'urn:ebu';
+ }
+ if (isset($credit['data']))
+ {
+ $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $credits[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+ }
+ if (is_array($credits))
+ {
+ $credits = array_values(SimplePie_Misc::array_unique($credits));
+ }
+ }
+ else
+ {
+ $credits = $credits_parent;
+ }
+
+ // DESCRIPTION
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
+ {
+ $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $description = $description_parent;
+ }
+
+ // HASHES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
+ {
+ $value = null;
+ $algo = null;
+ if (isset($hash['data']))
+ {
+ $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($hash['attribs']['']['algo']))
+ {
+ $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $algo = 'md5';
+ }
+ $hashes[] = $algo.':'.$value;
+ }
+ if (is_array($hashes))
+ {
+ $hashes = array_values(SimplePie_Misc::array_unique($hashes));
+ }
+ }
+ else
+ {
+ $hashes = $hashes_parent;
+ }
+
+ // KEYWORDS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
+ {
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
+ {
+ $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+ foreach ($temp as $word)
+ {
+ $keywords[] = trim($word);
+ }
+ unset($temp);
+ }
+ if (is_array($keywords))
+ {
+ $keywords = array_values(SimplePie_Misc::array_unique($keywords));
+ }
+ }
+ else
+ {
+ $keywords = $keywords_parent;
+ }
+
+ // PLAYER
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
+ {
+ $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ $player = $player_parent;
+ }
+
+ // RATINGS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
+ {
+ $rating_scheme = null;
+ $rating_value = null;
+ if (isset($rating['attribs']['']['scheme']))
+ {
+ $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $rating_scheme = 'urn:simple';
+ }
+ if (isset($rating['data']))
+ {
+ $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $ratings[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+ }
+ if (is_array($ratings))
+ {
+ $ratings = array_values(SimplePie_Misc::array_unique($ratings));
+ }
+ }
+ else
+ {
+ $ratings = $ratings_parent;
+ }
+
+ // RESTRICTIONS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
+ {
+ $restriction_relationship = null;
+ $restriction_type = null;
+ $restriction_value = null;
+ if (isset($restriction['attribs']['']['relationship']))
+ {
+ $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['attribs']['']['type']))
+ {
+ $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($restriction['data']))
+ {
+ $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $restrictions[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+ }
+ if (is_array($restrictions))
+ {
+ $restrictions = array_values(SimplePie_Misc::array_unique($restrictions));
+ }
+ }
+ else
+ {
+ $restrictions = $restrictions_parent;
+ }
+
+ // THUMBNAILS
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
+ {
+ foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
+ {
+ $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ if (is_array($thumbnails))
+ {
+ $thumbnails = array_values(SimplePie_Misc::array_unique($thumbnails));
+ }
+ }
+ else
+ {
+ $thumbnails = $thumbnails_parent;
+ }
+
+ // TITLES
+ if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
+ {
+ $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $title = $title_parent;
+ }
+
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width);
+ }
+ }
+ }
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ if (isset($link['attribs']['']['type']))
+ {
+ $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($link['attribs']['']['length']))
+ {
+ $length = ceil($link['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
+ {
+ if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ if (isset($link['attribs']['']['type']))
+ {
+ $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($link['attribs']['']['length']))
+ {
+ $length = ceil($link['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ if ($enclosure = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'enclosure'))
+ {
+ if (isset($enclosure[0]['attribs']['']['url']))
+ {
+ // Attributes
+ $bitrate = null;
+ $channels = null;
+ $duration = null;
+ $expression = null;
+ $framerate = null;
+ $height = null;
+ $javascript = null;
+ $lang = null;
+ $length = null;
+ $medium = null;
+ $samplingrate = null;
+ $type = null;
+ $url = null;
+ $width = null;
+
+ $url = $this->sanitize($enclosure[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($enclosure[0]));
+ if (isset($enclosure[0]['attribs']['']['type']))
+ {
+ $type = $this->sanitize($enclosure[0]['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($enclosure[0]['attribs']['']['length']))
+ {
+ $length = ceil($enclosure[0]['attribs']['']['length']);
+ }
+
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+ }
+
+ if (sizeof($this->data['enclosures']) === 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width))
+ {
+ // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
+ $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width);
+ }
+
+ $this->data['enclosures'] = array_values(SimplePie_Misc::array_unique($this->data['enclosures']));
+ }
+ if (!empty($this->data['enclosures']))
+ {
+ return $this->data['enclosures'];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_source()
+ {
+ if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'source'))
+ {
+ return new $this->feed->source_class($this, $return[0]);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Creates the add_to_* methods' return data
+ *
+ * @access private
+ * @param string $item_url String to prefix to the item permalink
+ * @param string $title_url String to prefix to the item title
+ * (and suffix to the item permalink)
+ * @return mixed URL if feed exists, false otherwise
+ */
+ function add_to_service($item_url, $title_url = null, $summary_url = null)
+ {
+ if ($this->get_permalink() !== null)
+ {
+ $return = $item_url . rawurlencode($this->get_permalink());
+ if ($title_url !== null && $this->get_title() !== null)
+ {
+ $return .= $title_url . rawurlencode($this->get_title());
+ }
+ if ($summary_url !== null && $this->get_description() !== null)
+ {
+ $return .= $summary_url . rawurlencode($this->get_description());
+ }
+ return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function add_to_blinklist()
+ {
+ return $this->add_to_service('http://www.blinklist.com/index.php?Action=Blink/addblink.php&Description=&Url=', '&Title=');
+ }
+
+ function add_to_blogmarks()
+ {
+ return $this->add_to_service('http://blogmarks.net/my/new.php?mini=1&simple=1&url=', '&title=');
+ }
+
+ function add_to_delicious()
+ {
+ return $this->add_to_service('http://del.icio.us/post/?v=4&url=', '&title=');
+ }
+
+ function add_to_digg()
+ {
+ return $this->add_to_service('http://digg.com/submit?url=', '&title=', '&bodytext=');
+ }
+
+ function add_to_furl()
+ {
+ return $this->add_to_service('http://www.furl.net/storeIt.jsp?u=', '&t=');
+ }
+
+ function add_to_magnolia()
+ {
+ return $this->add_to_service('http://ma.gnolia.com/bookmarklet/add?url=', '&title=');
+ }
+
+ function add_to_myweb20()
+ {
+ return $this->add_to_service('http://myweb2.search.yahoo.com/myresults/bookmarklet?u=', '&t=');
+ }
+
+ function add_to_newsvine()
+ {
+ return $this->add_to_service('http://www.newsvine.com/_wine/save?u=', '&h=');
+ }
+
+ function add_to_reddit()
+ {
+ return $this->add_to_service('http://reddit.com/submit?url=', '&title=');
+ }
+
+ function add_to_segnalo()
+ {
+ return $this->add_to_service('http://segnalo.com/post.html.php?url=', '&title=');
+ }
+
+ function add_to_simpy()
+ {
+ return $this->add_to_service('http://www.simpy.com/simpy/LinkAdd.do?href=', '&title=');
+ }
+
+ function add_to_spurl()
+ {
+ return $this->add_to_service('http://www.spurl.net/spurl.php?v=3&url=', '&title=');
+ }
+
+ function add_to_wists()
+ {
+ return $this->add_to_service('http://wists.com/r.php?c=&r=', '&title=');
+ }
+
+ function search_technorati()
+ {
+ return $this->add_to_service('http://www.technorati.com/search/');
+ }
+}
+
+class SimplePie_Source
+{
+ var $item;
+ var $data = array();
+
+ function SimplePie_Source($item, $data)
+ {
+ $this->item = $item;
+ $this->data = $data;
+ }
+
+ function __toString()
+ {
+ return md5(serialize($this->data));
+ }
+
+ function get_source_tags($namespace, $tag)
+ {
+ if (isset($this->data['child'][$namespace][$tag]))
+ {
+ return $this->data['child'][$namespace][$tag];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_base($element = array())
+ {
+ return $this->item->get_base($element);
+ }
+
+ function sanitize($data, $type, $base = '')
+ {
+ return $this->item->sanitize($data, $type, $base);
+ }
+
+ function get_item()
+ {
+ return $this->item;
+ }
+
+ function get_title()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ $categories = array();
+
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+ {
+ $term = null;
+ $scheme = null;
+ $label = null;
+ if (isset($category['attribs']['']['term']))
+ {
+ $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['scheme']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($category['attribs']['']['label']))
+ {
+ $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ $categories[] =& new $this->item->feed->category_class($term, $scheme, $label);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
+ {
+ // This is really the label, but keep this as the term also for BC.
+ // Label will also work on retrieving because that falls back to term.
+ $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ if (isset($category['attribs']['']['domain']))
+ {
+ $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ $scheme = null;
+ }
+ $categories[] =& new $this->item->feed->category_class($term, $scheme, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+ {
+ $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+ {
+ $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($categories))
+ {
+ return SimplePie_Misc::array_unique($categories);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_author($key = 0)
+ {
+ $authors = $this->get_authors();
+ if (isset($authors[$key]))
+ {
+ return $authors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_authors()
+ {
+ $authors = array();
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $authors[] =& new $this->item->feed->author_class($name, $uri, $email);
+ }
+ }
+ if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $authors[] =& new $this->item->feed->author_class($name, $url, $email);
+ }
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+ {
+ $authors[] =& new $this->item->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+ }
+
+ if (!empty($authors))
+ {
+ return SimplePie_Misc::array_unique($authors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributor($key = 0)
+ {
+ $contributors = $this->get_contributors();
+ if (isset($contributors[$key]))
+ {
+ return $contributors[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_contributors()
+ {
+ $contributors = array();
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
+ {
+ $name = null;
+ $uri = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+ {
+ $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $uri !== null)
+ {
+ $contributors[] =& new $this->item->feed->author_class($name, $uri, $email);
+ }
+ }
+ foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
+ {
+ $name = null;
+ $url = null;
+ $email = null;
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+ {
+ $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+ {
+ $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
+ }
+ if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+ {
+ $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ if ($name !== null || $email !== null || $url !== null)
+ {
+ $contributors[] =& new $this->item->feed->author_class($name, $url, $email);
+ }
+ }
+
+ if (!empty($contributors))
+ {
+ return SimplePie_Misc::array_unique($contributors);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link($key = 0, $rel = 'alternate')
+ {
+ $links = $this->get_links($rel);
+ if (isset($links[$key]))
+ {
+ return $links[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ /**
+ * Added for parity between the parent-level and the item/entry-level.
+ */
+ function get_permalink()
+ {
+ return $this->get_link(0);
+ }
+
+ function get_links($rel = 'alternate')
+ {
+ if (!isset($this->data['links']))
+ {
+ $this->data['links'] = array();
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+ }
+ }
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+ {
+ foreach ($links as $link)
+ {
+ if (isset($link['attribs']['']['href']))
+ {
+ $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+ $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+ }
+ }
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+
+ $keys = array_keys($this->data['links']);
+ foreach ($keys as $key)
+ {
+ if (SimplePie_Misc::is_isegment_nz_nc($key))
+ {
+ if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+ $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+ }
+ else
+ {
+ $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+ }
+ }
+ elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+ {
+ $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+ }
+ $this->data['links'][$key] = array_unique($this->data['links'][$key]);
+ }
+ }
+
+ if (isset($this->data['links'][$rel]))
+ {
+ return $this->data['links'][$rel];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_description()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ elseif (isset($this->data['xml_lang']))
+ {
+ return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_latitude()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[1];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_longitude()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+ {
+ return (float) $return[0]['data'];
+ }
+ elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
+ {
+ return (float) $match[2];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_url()
+ {
+ if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+ {
+ return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Author
+{
+ var $name;
+ var $link;
+ var $email;
+
+ // Constructor, used to input the data
+ function SimplePie_Author($name = null, $link = null, $email = null)
+ {
+ $this->name = $name;
+ $this->link = $link;
+ $this->email = $email;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_name()
+ {
+ if ($this->name !== null)
+ {
+ return $this->name;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link()
+ {
+ if ($this->link !== null)
+ {
+ return $this->link;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_email()
+ {
+ if ($this->email !== null)
+ {
+ return $this->email;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Category
+{
+ var $term;
+ var $scheme;
+ var $label;
+
+ // Constructor, used to input the data
+ function SimplePie_Category($term = null, $scheme = null, $label = null)
+ {
+ $this->term = $term;
+ $this->scheme = $scheme;
+ $this->label = $label;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_term()
+ {
+ if ($this->term !== null)
+ {
+ return $this->term;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_label()
+ {
+ if ($this->label !== null)
+ {
+ return $this->label;
+ }
+ else
+ {
+ return $this->get_term();
+ }
+ }
+}
+
+class SimplePie_Enclosure
+{
+ var $bitrate;
+ var $captions;
+ var $categories;
+ var $channels;
+ var $copyright;
+ var $credits;
+ var $description;
+ var $duration;
+ var $expression;
+ var $framerate;
+ var $handler;
+ var $hashes;
+ var $height;
+ var $javascript;
+ var $keywords;
+ var $lang;
+ var $length;
+ var $link;
+ var $medium;
+ var $player;
+ var $ratings;
+ var $restrictions;
+ var $samplingrate;
+ var $thumbnails;
+ var $title;
+ var $type;
+ var $width;
+
+ // Constructor, used to input the data
+ function SimplePie_Enclosure($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null)
+ {
+ $this->bitrate = $bitrate;
+ $this->captions = $captions;
+ $this->categories = $categories;
+ $this->channels = $channels;
+ $this->copyright = $copyright;
+ $this->credits = $credits;
+ $this->description = $description;
+ $this->duration = $duration;
+ $this->expression = $expression;
+ $this->framerate = $framerate;
+ $this->hashes = $hashes;
+ $this->height = $height;
+ $this->javascript = $javascript;
+ $this->keywords = $keywords;
+ $this->lang = $lang;
+ $this->length = $length;
+ $this->link = $link;
+ $this->medium = $medium;
+ $this->player = $player;
+ $this->ratings = $ratings;
+ $this->restrictions = $restrictions;
+ $this->samplingrate = $samplingrate;
+ $this->thumbnails = $thumbnails;
+ $this->title = $title;
+ $this->type = $type;
+ $this->width = $width;
+ if (class_exists('idna_convert'))
+ {
+ $idn =& new idna_convert;
+ $parsed = SimplePie_Misc::parse_url($link);
+ $this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
+ }
+ $this->handler = $this->get_handler(); // Needs to load last
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_bitrate()
+ {
+ if ($this->bitrate !== null)
+ {
+ return $this->bitrate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_caption($key = 0)
+ {
+ $captions = $this->get_captions();
+ if (isset($captions[$key]))
+ {
+ return $captions[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_captions()
+ {
+ if ($this->captions !== null)
+ {
+ return $this->captions;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_category($key = 0)
+ {
+ $categories = $this->get_categories();
+ if (isset($categories[$key]))
+ {
+ return $categories[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_categories()
+ {
+ if ($this->categories !== null)
+ {
+ return $this->categories;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_channels()
+ {
+ if ($this->channels !== null)
+ {
+ return $this->channels;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_copyright()
+ {
+ if ($this->copyright !== null)
+ {
+ return $this->copyright;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_credit($key = 0)
+ {
+ $credits = $this->get_credits();
+ if (isset($credits[$key]))
+ {
+ return $credits[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_credits()
+ {
+ if ($this->credits !== null)
+ {
+ return $this->credits;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_description()
+ {
+ if ($this->description !== null)
+ {
+ return $this->description;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_duration($convert = false)
+ {
+ if ($this->duration !== null)
+ {
+ if ($convert)
+ {
+ $time = SimplePie_Misc::time_hms($this->duration);
+ return $time;
+ }
+ else
+ {
+ return $this->duration;
+ }
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_expression()
+ {
+ if ($this->expression !== null)
+ {
+ return $this->expression;
+ }
+ else
+ {
+ return 'full';
+ }
+ }
+
+ function get_extension()
+ {
+ if ($this->link !== null)
+ {
+ $url = SimplePie_Misc::parse_url($this->link);
+ if ($url['path'] !== '')
+ {
+ return pathinfo($url['path'], PATHINFO_EXTENSION);
+ }
+ }
+ return null;
+ }
+
+ function get_framerate()
+ {
+ if ($this->framerate !== null)
+ {
+ return $this->framerate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_handler()
+ {
+ return $this->get_real_type(true);
+ }
+
+ function get_hash($key = 0)
+ {
+ $hashes = $this->get_hashes();
+ if (isset($hashes[$key]))
+ {
+ return $hashes[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_hashes()
+ {
+ if ($this->hashes !== null)
+ {
+ return $this->hashes;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_height()
+ {
+ if ($this->height !== null)
+ {
+ return $this->height;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($this->lang !== null)
+ {
+ return $this->lang;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_keyword($key = 0)
+ {
+ $keywords = $this->get_keywords();
+ if (isset($keywords[$key]))
+ {
+ return $keywords[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_keywords()
+ {
+ if ($this->keywords !== null)
+ {
+ return $this->keywords;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_length()
+ {
+ if ($this->length !== null)
+ {
+ return $this->length;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_link()
+ {
+ if ($this->link !== null)
+ {
+ return urldecode($this->link);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_medium()
+ {
+ if ($this->medium !== null)
+ {
+ return $this->medium;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_player()
+ {
+ if ($this->player !== null)
+ {
+ return $this->player;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_rating($key = 0)
+ {
+ $ratings = $this->get_ratings();
+ if (isset($ratings[$key]))
+ {
+ return $ratings[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_ratings()
+ {
+ if ($this->ratings !== null)
+ {
+ return $this->ratings;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_restriction($key = 0)
+ {
+ $restrictions = $this->get_restrictions();
+ if (isset($restrictions[$key]))
+ {
+ return $restrictions[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_restrictions()
+ {
+ if ($this->restrictions !== null)
+ {
+ return $this->restrictions;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_sampling_rate()
+ {
+ if ($this->samplingrate !== null)
+ {
+ return $this->samplingrate;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_size()
+ {
+ $length = $this->get_length();
+ if ($length !== null)
+ {
+ return round($length/1048576, 2);
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_thumbnail($key = 0)
+ {
+ $thumbnails = $this->get_thumbnails();
+ if (isset($thumbnails[$key]))
+ {
+ return $thumbnails[$key];
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_thumbnails()
+ {
+ if ($this->thumbnails !== null)
+ {
+ return $this->thumbnails;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_title()
+ {
+ if ($this->title !== null)
+ {
+ return $this->title;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_width()
+ {
+ if ($this->width !== null)
+ {
+ return $this->width;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function native_embed($options='')
+ {
+ return $this->embed($options, true);
+ }
+
+ /**
+ * @todo If the dimensions for media:content are defined, use them when width/height are set to 'auto'.
+ */
+ function embed($options = '', $native = false)
+ {
+ // Set up defaults
+ $audio = '';
+ $video = '';
+ $alt = '';
+ $altclass = '';
+ $loop = 'false';
+ $width = 'auto';
+ $height = 'auto';
+ $bgcolor = '#ffffff';
+ $mediaplayer = '';
+ $widescreen = false;
+ $handler = $this->get_handler();
+ $type = $this->get_real_type();
+
+ // Process options and reassign values as necessary
+ if (is_array($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;
+
+ case 'mediaplayer':
+ $mediaplayer = $opt[1];
+ break;
+
+ case 'widescreen':
+ $widescreen = $opt[1];
+ break;
+ }
+ }
+ }
+ }
+
+ $mime = explode('/', $type, 2);
+ $mime = $mime[0];
+
+ // Process values for 'auto'
+ if ($width === 'auto')
+ {
+ if ($mime === 'video')
+ {
+ if ($height === 'auto')
+ {
+ $width = 480;
+ }
+ elseif ($widescreen)
+ {
+ $width = round((intval($height)/9)*16);
+ }
+ else
+ {
+ $width = round((intval($height)/3)*4);
+ }
+ }
+ else
+ {
+ $width = '100%';
+ }
+ }
+
+ if ($height === 'auto')
+ {
+ if ($mime === 'audio')
+ {
+ $height = 0;
+ }
+ elseif ($mime === 'video')
+ {
+ if ($width === 'auto')
+ {
+ if ($widescreen)
+ {
+ $height = 270;
+ }
+ else
+ {
+ $height = 360;
+ }
+ }
+ elseif ($widescreen)
+ {
+ $height = round((intval($width)/16)*9);
+ }
+ else
+ {
+ $height = round((intval($width)/4)*3);
+ }
+ }
+ else
+ {
+ $height = 376;
+ }
+ }
+ elseif ($mime === 'audio')
+ {
+ $height = 0;
+ }
+
+ // Set proper placeholder value
+ if ($mime === 'audio')
+ {
+ $placeholder = $audio;
+ }
+ elseif ($mime === 'video')
+ {
+ $placeholder = $video;
+ }
+
+ $embed = '';
+
+ // Make sure the JS library is included
+ if (!$native)
+ {
+ static $javascript_outputted = null;
+ if (!$javascript_outputted && $this->javascript)
+ {
+ $embed .= '<script type="text/javascript" src="?' . htmlspecialchars($this->javascript) . '"></script>';
+ $javascript_outputted = true;
+ }
+ }
+
+ // Odeo Feed MP3's
+ if ($handler === 'odeo')
+ {
+ if ($native)
+ {
+ $embed .= '<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://adobe.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url=' . $this->get_link() . '"></embed>';
+ }
+ else
+ {
+ $embed .= '<script type="text/javascript">embed_odeo("' . $this->get_link() . '");</script>';
+ }
+ }
+
+ // Flash
+ elseif ($handler === 'flash')
+ {
+ if ($native)
+ {
+ $embed .= "<embed src=\"" . $this->get_link() . "\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\"></embed>";
+ }
+ else
+ {
+ $embed .= "<script type='text/javascript'>embed_flash('$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$loop', '$type');</script>";
+ }
+ }
+
+ // Flash Media Player file types.
+ // Preferred handler for MP3 file types.
+ elseif ($handler === 'fmedia' || ($handler === 'mp3' && $mediaplayer !== ''))
+ {
+ $height += 20;
+ if ($native)
+ {
+ $embed .= "<embed src=\"$mediaplayer\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" quality=\"high\" width=\"$width\" height=\"$height\" wmode=\"transparent\" flashvars=\"file=" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "&autostart=false&repeat=$loop&showdigits=true&showfsbutton=false\"></embed>";
+ }
+ else
+ {
+ $embed .= "<script type='text/javascript'>embed_flv('$width', '$height', '" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "', '$placeholder', '$loop', '$mediaplayer');</script>";
+ }
+ }
+
+ // QuickTime 7 file types. Need to test with QuickTime 6.
+ // Only handle MP3's if the Flash Media Player is not present.
+ elseif ($handler === 'quicktime' || ($handler === 'mp3' && $mediaplayer === ''))
+ {
+ $height += 16;
+ if ($native)
+ {
+ if ($placeholder !== '')
+ {
+ $embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" href=\"" . $this->get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
+ }
+ else
+ {
+ $embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" src=\"" . $this->get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
+ }
+ }
+ else
+ {
+ $embed .= "<script type='text/javascript'>embed_quicktime('$type', '$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$placeholder', '$loop');</script>";
+ }
+ }
+
+ // Windows Media
+ elseif ($handler === 'wmedia')
+ {
+ $height += 45;
+ if ($native)
+ {
+ $embed .= "<embed type=\"application/x-mplayer2\" src=\"" . $this->get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\"></embed>";
+ }
+ else
+ {
+ $embed .= "<script type='text/javascript'>embed_wmedia('$width', '$height', '" . $this->get_link() . "');</script>";
+ }
+ }
+
+ // Everything else
+ else $embed .= '<a href="' . $this->get_link() . '" class="' . $altclass . '">' . $alt . '</a>';
+
+ return $embed;
+ }
+
+ function get_real_type($find_handler = false)
+ {
+ // If it's Odeo, let's get it out of the way.
+ if (substr(strtolower($this->get_link()), 0, 15) === 'http://odeo.com')
+ {
+ return 'odeo';
+ }
+
+ // Mime-types by handler.
+ $types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash
+ $types_fmedia = array('video/flv', 'video/x-flv','flv-application/octet-stream'); // Flash Media Player
+ $types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', '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'); // QuickTime
+ $types_wmedia = 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'); // Windows Media
+ $types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3
+
+ if ($this->get_type() !== null)
+ {
+ $type = strtolower($this->type);
+ }
+ else
+ {
+ $type = null;
+ }
+
+ // If we encounter an unsupported mime-type, check the file extension and guess intelligently.
+ if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3)))
+ {
+ switch (strtolower($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 'flv':
+ $type = 'video/x-flv';
+ 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':
+ $type = 'application/x-shockwave-flash';
+ break;
+ }
+ }
+
+ if ($find_handler)
+ {
+ if (in_array($type, $types_flash))
+ {
+ return 'flash';
+ }
+ elseif (in_array($type, $types_fmedia))
+ {
+ return 'fmedia';
+ }
+ elseif (in_array($type, $types_quicktime))
+ {
+ return 'quicktime';
+ }
+ elseif (in_array($type, $types_wmedia))
+ {
+ return 'wmedia';
+ }
+ elseif (in_array($type, $types_mp3))
+ {
+ return 'mp3';
+ }
+ else
+ {
+ return null;
+ }
+ }
+ else
+ {
+ return $type;
+ }
+ }
+}
+
+class SimplePie_Caption
+{
+ var $type;
+ var $lang;
+ var $startTime;
+ var $endTime;
+ var $text;
+
+ // Constructor, used to input the data
+ function SimplePie_Caption($type = null, $lang = null, $startTime = null, $endTime = null, $text = null)
+ {
+ $this->type = $type;
+ $this->lang = $lang;
+ $this->startTime = $startTime;
+ $this->endTime = $endTime;
+ $this->text = $text;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_endtime()
+ {
+ if ($this->endTime !== null)
+ {
+ return $this->endTime;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_language()
+ {
+ if ($this->lang !== null)
+ {
+ return $this->lang;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_starttime()
+ {
+ if ($this->startTime !== null)
+ {
+ return $this->startTime;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_text()
+ {
+ if ($this->text !== null)
+ {
+ return $this->text;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Credit
+{
+ var $role;
+ var $scheme;
+ var $name;
+
+ // Constructor, used to input the data
+ function SimplePie_Credit($role = null, $scheme = null, $name = null)
+ {
+ $this->role = $role;
+ $this->scheme = $scheme;
+ $this->name = $name;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_role()
+ {
+ if ($this->role !== null)
+ {
+ return $this->role;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_name()
+ {
+ if ($this->name !== null)
+ {
+ return $this->name;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Copyright
+{
+ var $url;
+ var $label;
+
+ // Constructor, used to input the data
+ function SimplePie_Copyright($url = null, $label = null)
+ {
+ $this->url = $url;
+ $this->label = $label;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_url()
+ {
+ if ($this->url !== null)
+ {
+ return $this->url;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_attribution()
+ {
+ if ($this->label !== null)
+ {
+ return $this->label;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Rating
+{
+ var $scheme;
+ var $value;
+
+ // Constructor, used to input the data
+ function SimplePie_Rating($scheme = null, $value = null)
+ {
+ $this->scheme = $scheme;
+ $this->value = $value;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_scheme()
+ {
+ if ($this->scheme !== null)
+ {
+ return $this->scheme;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_value()
+ {
+ if ($this->value !== null)
+ {
+ return $this->value;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+class SimplePie_Restriction
+{
+ var $relationship;
+ var $type;
+ var $value;
+
+ // Constructor, used to input the data
+ function SimplePie_Restriction($relationship = null, $type = null, $value = null)
+ {
+ $this->relationship = $relationship;
+ $this->type = $type;
+ $this->value = $value;
+ }
+
+ function __toString()
+ {
+ // There is no $this->data here
+ return md5(serialize($this));
+ }
+
+ function get_relationship()
+ {
+ if ($this->relationship !== null)
+ {
+ return $this->relationship;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_type()
+ {
+ if ($this->type !== null)
+ {
+ return $this->type;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_value()
+ {
+ if ($this->value !== null)
+ {
+ return $this->value;
+ }
+ else
+ {
+ return null;
+ }
+ }
+}
+
+/**
+ * @todo Move to properly supporting RFC2616 (HTTP/1.1)
+ */
+class SimplePie_File
+{
+ var $url;
+ var $useragent;
+ var $success = true;
+ var $headers = array();
+ var $body;
+ var $status_code;
+ var $redirects = 0;
+ var $error;
+ var $method = SIMPLEPIE_FILE_SOURCE_NONE;
+
+ function SimplePie_File($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
+ {
+ if (class_exists('idna_convert'))
+ {
+ $idn =& new idna_convert;
+ $parsed = SimplePie_Misc::parse_url($url);
+ $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
+ }
+ $this->url = $url;
+ $this->useragent = $useragent;
+ if (preg_match('/^http(s)?:\/\//i', $url))
+ {
+ if ($useragent === null)
+ {
+ $useragent = ini_get('user_agent');
+ $this->useragent = $useragent;
+ }
+ if (!is_array($headers))
+ {
+ $headers = array();
+ }
+ if (!$force_fsockopen && function_exists('curl_exec'))
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL;
+ $fp = curl_init();
+ $headers2 = array();
+ foreach ($headers as $key => $value)
+ {
+ $headers2[] = "$key: $value";
+ }
+ if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
+ {
+ curl_setopt($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_CONNECTTIMEOUT, $timeout);
+ curl_setopt($fp, CURLOPT_REFERER, $url);
+ curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
+ curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
+ if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
+ {
+ curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
+ curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
+ }
+
+ $this->headers = curl_exec($fp);
+ if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
+ {
+ curl_setopt($fp, CURLOPT_ENCODING, 'none');
+ $this->headers = curl_exec($fp);
+ }
+ if (curl_errno($fp))
+ {
+ $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
+ $this->success = false;
+ }
+ else
+ {
+ $info = curl_getinfo($fp);
+ curl_close($fp);
+ $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1);
+ $this->headers = array_pop($this->headers);
+ $parser =& new SimplePie_HTTP_Parser($this->headers);
+ if ($parser->parse())
+ {
+ $this->headers = $parser->headers;
+ $this->body = $parser->body;
+ $this->status_code = $parser->status_code;
+ if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
+ {
+ $this->redirects++;
+ $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
+ return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
+ }
+ }
+ }
+ }
+ else
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN;
+ $url_parts = parse_url($url);
+ $socket_host = $url_parts['host'];
+ if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https')
+ {
+ $socket_host = "ssl://$url_parts[host]";
+ $url_parts['port'] = 443;
+ }
+ if (!isset($url_parts['port']))
+ {
+ $url_parts['port'] = 80;
+ }
+ $fp = @fsockopen($socket_host, $url_parts['port'], $errno, $errstr, $timeout);
+ if (!$fp)
+ {
+ $this->error = 'fsockopen error: ' . $errstr;
+ $this->success = false;
+ }
+ else
+ {
+ stream_set_timeout($fp, $timeout);
+ if (isset($url_parts['path']))
+ {
+ if (isset($url_parts['query']))
+ {
+ $get = "$url_parts[path]?$url_parts[query]";
+ }
+ else
+ {
+ $get = $url_parts['path'];
+ }
+ }
+ else
+ {
+ $get = '/';
+ }
+ $out = "GET $get HTTP/1.0\r\n";
+ $out .= "Host: $url_parts[host]\r\n";
+ $out .= "User-Agent: $useragent\r\n";
+ if (extension_loaded('zlib'))
+ {
+ $out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n";
+ }
+
+ if (isset($url_parts['user']) && isset($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";
+ }
+ $out .= "Connection: Close\r\n\r\n";
+ fwrite($fp, $out);
+
+ $info = stream_get_meta_data($fp);
+
+ $this->headers = '';
+ while (!$info['eof'] && !$info['timed_out'])
+ {
+ $this->headers .= fread($fp, 1160);
+ $info = stream_get_meta_data($fp);
+ }
+ if (!$info['timed_out'])
+ {
+ $parser =& new SimplePie_HTTP_Parser($this->headers);
+ if ($parser->parse())
+ {
+ $this->headers = $parser->headers;
+ $this->body = $parser->body;
+ $this->status_code = $parser->status_code;
+ if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
+ {
+ $this->redirects++;
+ $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
+ return $this->SimplePie_File($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
+ }
+ if (isset($this->headers['content-encoding']))
+ {
+ // Hey, we act dumb elsewhere, so let's do that here too
+ switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
+ {
+ case 'gzip':
+ case 'x-gzip':
+ $decoder =& new SimplePie_gzdecode($this->body);
+ if (!$decoder->parse())
+ {
+ $this->error = 'Unable to decode HTTP "gzip" stream';
+ $this->success = false;
+ }
+ else
+ {
+ $this->body = $decoder->data;
+ }
+ break;
+
+ case 'deflate':
+ if (($body = gzuncompress($this->body)) === false)
+ {
+ if (($body = gzinflate($this->body)) === false)
+ {
+ $this->error = 'Unable to decode HTTP "deflate" stream';
+ $this->success = false;
+ }
+ }
+ $this->body = $body;
+ break;
+
+ default:
+ $this->error = 'Unknown content coding';
+ $this->success = false;
+ }
+ }
+ }
+ }
+ else
+ {
+ $this->error = 'fsocket timed out';
+ $this->success = false;
+ }
+ fclose($fp);
+ }
+ }
+ }
+ else
+ {
+ $this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
+ if (!$this->body = file_get_contents($url))
+ {
+ $this->error = 'file_get_contents could not read the file';
+ $this->success = false;
+ }
+ }
+ }
+}
+
+/**
+ * HTTP Response Parser
+ *
+ * @package SimplePie
+ */
+class SimplePie_HTTP_Parser
+{
+ /**
+ * HTTP Version
+ *
+ * @access public
+ * @var float
+ */
+ var $http_version = 0.0;
+
+ /**
+ * Status code
+ *
+ * @access public
+ * @var int
+ */
+ var $status_code = 0;
+
+ /**
+ * Reason phrase
+ *
+ * @access public
+ * @var string
+ */
+ var $reason = '';
+
+ /**
+ * Key/value pairs of the headers
+ *
+ * @access public
+ * @var array
+ */
+ var $headers = array();
+
+ /**
+ * Body of the response
+ *
+ * @access public
+ * @var string
+ */
+ var $body = '';
+
+ /**
+ * Current state of the state machine
+ *
+ * @access private
+ * @var string
+ */
+ var $state = 'http_version';
+
+ /**
+ * Input data
+ *
+ * @access private
+ * @var string
+ */
+ var $data = '';
+
+ /**
+ * Input data length (to avoid calling strlen() everytime this is needed)
+ *
+ * @access private
+ * @var int
+ */
+ var $data_length = 0;
+
+ /**
+ * Current position of the pointer
+ *
+ * @var int
+ * @access private
+ */
+ var $position = 0;
+
+ /**
+ * Name of the hedaer currently being parsed
+ *
+ * @access private
+ * @var string
+ */
+ var $name = '';
+
+ /**
+ * Value of the hedaer currently being parsed
+ *
+ * @access private
+ * @var string
+ */
+ var $value = '';
+
+ /**
+ * Create an instance of the class with the input data
+ *
+ * @access public
+ * @param string $data Input data
+ */
+ function SimplePie_HTTP_Parser($data)
+ {
+ $this->data = $data;
+ $this->data_length = strlen($this->data);
+ }
+
+ /**
+ * Parse the input data
+ *
+ * @access public
+ * @return bool true on success, false on failure
+ */
+ function parse()
+ {
+ while ($this->state && $this->state !== 'emit' && $this->has_data())
+ {
+ $state = $this->state;
+ $this->$state();
+ }
+ $this->data = '';
+ if ($this->state === 'emit' || $this->state === 'body')
+ {
+ return true;
+ }
+ else
+ {
+ $this->http_version = '';
+ $this->status_code = '';
+ $this->reason = '';
+ $this->headers = array();
+ $this->body = '';
+ return false;
+ }
+ }
+
+ /**
+ * Check whether there is data beyond the pointer
+ *
+ * @access private
+ * @return bool true if there is further data, false if not
+ */
+ function has_data()
+ {
+ return (bool) ($this->position < $this->data_length);
+ }
+
+ /**
+ * See if the next character is LWS
+ *
+ * @access private
+ * @return bool true if the next character is LWS, false if not
+ */
+ function is_linear_whitespace()
+ {
+ return (bool) ($this->data[$this->position] === "\x09"
+ || $this->data[$this->position] === "\x20"
+ || ($this->data[$this->position] === "\x0A"
+ && isset($this->data[$this->position + 1])
+ && ($this->data[$this->position + 1] === "\x09" || $this->data[$this->position + 1] === "\x20")));
+ }
+
+ /**
+ * Parse the HTTP version
+ *
+ * @access private
+ */
+ function http_version()
+ {
+ if (strpos($this->data, "\x0A") !== false && strtoupper(substr($this->data, 0, 5)) === 'HTTP/')
+ {
+ $len = strspn($this->data, '0123456789.', 5);
+ $this->http_version = substr($this->data, 5, $len);
+ $this->position += 5 + $len;
+ if (substr_count($this->http_version, '.') <= 1)
+ {
+ $this->http_version = (float) $this->http_version;
+ $this->position += strspn($this->data, "\x09\x20", $this->position);
+ $this->state = 'status';
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse the status code
+ *
+ * @access private
+ */
+ function status()
+ {
+ if ($len = strspn($this->data, '0123456789', $this->position))
+ {
+ $this->status_code = (int) substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'reason';
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse the reason phrase
+ *
+ * @access private
+ */
+ function reason()
+ {
+ $len = strcspn($this->data, "\x0A", $this->position);
+ $this->reason = trim(substr($this->data, $this->position, $len), "\x09\x0D\x20");
+ $this->position += $len + 1;
+ $this->state = 'new_line';
+ }
+
+ /**
+ * Deal with a new line, shifting data around as needed
+ *
+ * @access private
+ */
+ function new_line()
+ {
+ $this->value = trim($this->value, "\x0D\x20");
+ if ($this->name !== '' && $this->value !== '')
+ {
+ $this->name = strtolower($this->name);
+ if (isset($this->headers[$this->name]))
+ {
+ $this->headers[$this->name] .= ', ' . $this->value;
+ }
+ else
+ {
+ $this->headers[$this->name] = $this->value;
+ }
+ }
+ $this->name = '';
+ $this->value = '';
+ if (substr($this->data[$this->position], 0, 2) === "\x0D\x0A")
+ {
+ $this->position += 2;
+ $this->state = 'body';
+ }
+ elseif ($this->data[$this->position] === "\x0A")
+ {
+ $this->position++;
+ $this->state = 'body';
+ }
+ else
+ {
+ $this->state = 'name';
+ }
+ }
+
+ /**
+ * Parse a header name
+ *
+ * @access private
+ */
+ function name()
+ {
+ $len = strcspn($this->data, "\x0A:", $this->position);
+ if (isset($this->data[$this->position + $len]))
+ {
+ if ($this->data[$this->position + $len] === "\x0A")
+ {
+ $this->position += $len;
+ $this->state = 'new_line';
+ }
+ else
+ {
+ $this->name = substr($this->data, $this->position, $len);
+ $this->position += $len + 1;
+ $this->state = 'value';
+ }
+ }
+ else
+ {
+ $this->state = false;
+ }
+ }
+
+ /**
+ * Parse LWS, replacing consecutive LWS characters with a single space
+ *
+ * @access private
+ */
+ function linear_whitespace()
+ {
+ do
+ {
+ if (substr($this->data, $this->position, 2) === "\x0D\x0A")
+ {
+ $this->position += 2;
+ }
+ elseif ($this->data[$this->position] === "\x0A")
+ {
+ $this->position++;
+ }
+ $this->position += strspn($this->data, "\x09\x20", $this->position);
+ } while ($this->has_data() && $this->is_linear_whitespace());
+ $this->value .= "\x20";
+ }
+
+ /**
+ * See what state to move to while within non-quoted header values
+ *
+ * @access private
+ */
+ function value()
+ {
+ if ($this->is_linear_whitespace())
+ {
+ $this->linear_whitespace();
+ }
+ else
+ {
+ switch ($this->data[$this->position])
+ {
+ case '"':
+ $this->position++;
+ $this->state = 'quote';
+ break;
+
+ case "\x0A":
+ $this->position++;
+ $this->state = 'new_line';
+ break;
+
+ default:
+ $this->state = 'value_char';
+ break;
+ }
+ }
+ }
+
+ /**
+ * Parse a header value while outside quotes
+ *
+ * @access private
+ */
+ function value_char()
+ {
+ $len = strcspn($this->data, "\x09\x20\x0A\"", $this->position);
+ $this->value .= substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'value';
+ }
+
+ /**
+ * See what state to move to while within quoted header values
+ *
+ * @access private
+ */
+ function quote()
+ {
+ if ($this->is_linear_whitespace())
+ {
+ $this->linear_whitespace();
+ }
+ else
+ {
+ switch ($this->data[$this->position])
+ {
+ case '"':
+ $this->position++;
+ $this->state = 'value';
+ break;
+
+ case "\x0A":
+ $this->position++;
+ $this->state = 'new_line';
+ break;
+
+ case '\\':
+ $this->position++;
+ $this->state = 'quote_escaped';
+ break;
+
+ default:
+ $this->state = 'quote_char';
+ break;
+ }
+ }
+ }
+
+ /**
+ * Parse a header value while within quotes
+ *
+ * @access private
+ */
+ function quote_char()
+ {
+ $len = strcspn($this->data, "\x09\x20\x0A\"\\", $this->position);
+ $this->value .= substr($this->data, $this->position, $len);
+ $this->position += $len;
+ $this->state = 'value';
+ }
+
+ /**
+ * Parse an escaped character within quotes
+ *
+ * @access private
+ */
+ function quote_escaped()
+ {
+ $this->value .= $this->data[$this->position];
+ $this->position++;
+ $this->state = 'quote';
+ }
+
+ /**
+ * Parse the body
+ *
+ * @access private
+ */
+ function body()
+ {
+ $this->body = substr($this->data, $this->position);
+ $this->state = 'emit';
+ }
+}
+
+/**
+ * gzdecode
+ *
+ * @package SimplePie
+ */
+class SimplePie_gzdecode
+{
+ /**
+ * Compressed data
+ *
+ * @access private
+ * @see gzdecode::$data
+ */
+ var $compressed_data;
+
+ /**
+ * Size of compressed data
+ *
+ * @access private
+ */
+ var $compressed_size;
+
+ /**
+ * Minimum size of a valid gzip string
+ *
+ * @access private
+ */
+ var $min_compressed_size = 18;
+
+ /**
+ * Current position of pointer
+ *
+ * @access private
+ */
+ var $position = 0;
+
+ /**
+ * Flags (FLG)
+ *
+ * @access private
+ */
+ var $flags;
+
+ /**
+ * Uncompressed data
+ *
+ * @access public
+ * @see gzdecode::$compressed_data
+ */
+ var $data;
+
+ /**
+ * Modified time
+ *
+ * @access public
+ */
+ var $MTIME;
+
+ /**
+ * Extra Flags
+ *
+ * @access public
+ */
+ var $XFL;
+
+ /**
+ * Operating System
+ *
+ * @access public
+ */
+ var $OS;
+
+ /**
+ * Subfield ID 1
+ *
+ * @access public
+ * @see gzdecode::$extra_field
+ * @see gzdecode::$SI2
+ */
+ var $SI1;
+
+ /**
+ * Subfield ID 2
+ *
+ * @access public
+ * @see gzdecode::$extra_field
+ * @see gzdecode::$SI1
+ */
+ var $SI2;
+
+ /**
+ * Extra field content
+ *
+ * @access public
+ * @see gzdecode::$SI1
+ * @see gzdecode::$SI2
+ */
+ var $extra_field;
+
+ /**
+ * Original filename
+ *
+ * @access public
+ */
+ var $filename;
+
+ /**
+ * Human readable comment
+ *
+ * @access public
+ */
+ var $comment;
+
+ /**
+ * Don't allow anything to be set
+ *
+ * @access public
+ */
+ function __set($name, $value)
+ {
+ trigger_error("Cannot write property $name", E_USER_ERROR);
+ }
+
+ /**
+ * Set the compressed string and related properties
+ *
+ * @access public
+ */
+ function SimplePie_gzdecode($data)
+ {
+ $this->compressed_data = $data;
+ $this->compressed_size = strlen($data);
+ }
+
+ /**
+ * Decode the GZIP stream
+ *
+ * @access public
+ */
+ function parse()
+ {
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Check ID1, ID2, and CM
+ if (substr($this->compressed_data, 0, 3) !== "\x1F\x8B\x08")
+ {
+ return false;
+ }
+
+ // Get the FLG (FLaGs)
+ $this->flags = ord($this->compressed_data[3]);
+
+ // FLG bits above (1 << 4) are reserved
+ if ($this->flags > 0x1F)
+ {
+ return false;
+ }
+
+ // Advance the pointer after the above
+ $this->position += 4;
+
+ // MTIME
+ $mtime = substr($this->compressed_data, $this->position, 4);
+ // Reverse the string if we're on a big-endian arch because l is the only signed long and is machine endianness
+ if (current(unpack('S', "\x00\x01")) === 1)
+ {
+ $mtime = strrev($mtime);
+ }
+ $this->MTIME = current(unpack('l', $mtime));
+ $this->position += 4;
+
+ // Get the XFL (eXtra FLags)
+ $this->XFL = ord($this->compressed_data[$this->position++]);
+
+ // Get the OS (Operating System)
+ $this->OS = ord($this->compressed_data[$this->position++]);
+
+ // Parse the FEXTRA
+ if ($this->flags & 4)
+ {
+ // Read subfield IDs
+ $this->SI1 = $this->compressed_data[$this->position++];
+ $this->SI2 = $this->compressed_data[$this->position++];
+
+ // SI2 set to zero is reserved for future use
+ if ($this->SI2 === "\x00")
+ {
+ return false;
+ }
+
+ // Get the length of the extra field
+ $len = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
+ $this->position += 2;
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 4;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the extra field to the given data
+ $this->extra_field = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FNAME
+ if ($this->flags & 8)
+ {
+ // Get the length of the filename
+ $len = strcspn($this->compressed_data, "\x00", $this->position);
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 1;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the original filename to the given string
+ $this->filename = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len + 1;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FCOMMENT
+ if ($this->flags & 16)
+ {
+ // Get the length of the comment
+ $len = strcspn($this->compressed_data, "\x00", $this->position);
+
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 1;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Set the original comment to the given string
+ $this->comment = substr($this->compressed_data, $this->position, $len);
+ $this->position += $len + 1;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Parse the FHCRC
+ if ($this->flags & 2)
+ {
+ // Check the length of the string is still valid
+ $this->min_compressed_size += $len + 2;
+ if ($this->compressed_size >= $this->min_compressed_size)
+ {
+ // Read the CRC
+ $crc = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
+
+ // Check the CRC matches
+ if ((crc32(substr($this->compressed_data, 0, $this->position)) & 0xFFFF) === $crc)
+ {
+ $this->position += 2;
+ }
+ else
+ {
+ return false;
+ }
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ // Decompress the actual data
+ if (($this->data = gzinflate(substr($this->compressed_data, $this->position, -8))) === false)
+ {
+ return false;
+ }
+ else
+ {
+ $this->position = $this->compressed_size - 8;
+ }
+
+ // Check CRC of data
+ $crc = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
+ $this->position += 4;
+ /*if (extension_loaded('hash') && sprintf('%u', current(unpack('V', hash('crc32b', $this->data)))) !== sprintf('%u', $crc))
+ {
+ return false;
+ }*/
+
+ // Check ISIZE of data
+ $isize = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
+ $this->position += 4;
+ if (sprintf('%u', strlen($this->data) & 0xFFFFFFFF) !== sprintf('%u', $isize))
+ {
+ return false;
+ }
+
+ // Wow, against all odds, we've actually got a valid gzip string
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+}
+
+class SimplePie_Cache
+{
+ /**
+ * Don't call the constructor. Please.
+ *
+ * @access private
+ */
+ function SimplePie_Cache()
+ {
+ trigger_error('Please call SimplePie_Cache::create() instead of the constructor', E_USER_ERROR);
+ }
+
+ /**
+ * Create a new SimplePie_Cache object
+ *
+ * @static
+ * @access public
+ */
+ function create($location, $filename, $extension)
+ {
+ $location_iri =& new SimplePie_IRI($location);
+ switch ($location_iri->get_scheme())
+ {
+ case 'mysql':
+ if (extension_loaded('mysql'))
+ {
+ return new SimplePie_Cache_MySQL($location_iri, $filename, $extension);
+ }
+ break;
+
+ default: