--- /dev/null
+<?php
+/**
+ * SimplePie
+ *
+ * A PHP-Based RSS and Atom Feed Framework.
+ * Takes the hard work out of managing a complete RSS/Atom solution.
+ *
+ * Copyright (c) 2004-2008, Ryan Parman and Geoffrey Sneddon
+ * 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 1.1.3
+ * @copyright 2004-2008 Ryan Parman, Geoffrey Sneddon
+ * @author Ryan Parman
+ * @author Geoffrey Sneddon
+ * @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', '1.1.3');
+
+/**
+ * SimplePie Build
+ */
+define('SIMPLEPIE_BUILD', 20081219);
+
+/**
+ * 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);
+
+/**
+ * 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
+ * @version "Razzleberry"
+ * @copyright 2004-2007 Ryan Parman, Geoffrey Sneddon
+ * @author Ryan Parman
+ * @author Geoffrey Sneddon
+ * @todo Option for type of fetching (cache, not modified header, fetch, etc.)
+ */
+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 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 (!empty($this->data['items']))
+ {
+ foreach ($this->data['items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($this->data['items']);
+ }
+ if (!empty($this->data['ordered_items']))
+ {
+ foreach ($this->data['ordered_items'] as $item)
+ {
+ $item->__destruct();
+ }
+ unset($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) $limit;
+ }
+
+ function init()
+ {
+ if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre'))
+ {
+ return false;
+ }
+ if (isset($_GET[$this->javascript]))
+ {
+ if (function_exists('ob_gzhandler'))
+ {
+ ob_start('ob_gzhandler');
+ }
+ header('Content-type: text/javascript; charset: UTF-8');
+ header('Cache-Control: must-revalidate');
+ header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
+ ?>
+function embed_odeo(link) {
+ document.writeln('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>');
+}
+
+function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
+ if (placeholder != '') {
+ document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
+ }
+ else {
+ document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
+ }
+}
+
+function embed_flash(bgcolor, width, height, link, loop, type) {
+ document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>');
+}
+
+function embed_flv(width, height, link, placeholder, loop, player) {
+ document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>');
+}
+
+function embed_wmedia(width, height, link) {
+ document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>');
+}
+ <?php
+ exit;
+ }
+
+ // Pass whatever was set with config options over to the sanitizer.
+ $this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->cache_class);
+ $this->sanitize->pass_file_data($this->file_class, $this->timeout, $this->useragent, $this->force_fsockopen);
+
+ if ($this->feed_url !== null || $this->raw_data !== null)
+ {
+ $this->data = array();
+ $this->multifeed_objects = array();
+ $cache = false;
+
+ if ($this->feed_url !== null)
+ {
+ $parsed_feed_url = SimplePie_Misc::parse_url($this->feed_url);
+ // Decide whether to enable caching
+ if ($this->cache && $parsed_feed_url['scheme'] !== '')
+ {
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc');
+ }
+ // If it's enabled and we don't want an XML dump, use the cache
+ if ($cache && !$this->xml_dump)
+ {
+ // Load the Cache
+ $this->data = $cache->load();
+ if (!empty($this->data))
+ {
+ // If the cache is for an outdated build of SimplePie
+ if (!isset($this->data['build']) || $this->data['build'] != SIMPLEPIE_BUILD)
+ {
+ $cache->unlink();
+ $this->data = array();
+ }
+ // If we've hit a collision just rerun it with caching disabled
+ elseif (isset($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)
+ {
+ $this->error = $file->error;
+ if (!empty($this->data))
+ {
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ if (!$this->force_feed)
+ {
+ // Check if the supplied URL is a feed, if it isn't, look for it.
+ $locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds, $this->content_type_sniffer_class);
+ if (!$locate->is_feed($file))
+ {
+ // We need to unset this so that if SimplePie::set_file() has been called that object is untouched
+ unset($file);
+ if ($file = $locate->find($this->autodiscovery))
+ {
+ if ($cache)
+ {
+ $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
+ if (!$cache->save($this))
+ {
+ trigger_error("$cache->name is not writeable", E_USER_WARNING);
+ }
+ $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc');
+ }
+ $this->feed_url = $file->url;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ $locate = null;
+ }
+
+ $headers = $file->headers;
+ $data = $file->body;
+ $sniffer = new $this->content_type_sniffer_class($file);
+ $sniffed = $sniffer->get_type();
+ }
+ else
+ {
+ $data = $this->raw_data;
+ }
+
+ // Set up array of possible encodings
+ $encodings = array();
+
+ // First check to see if input has been overridden.
+ if ($this->input_encoding !== false)
+ {
+ $encodings[] = $this->input_encoding;
+ }
+
+ $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity');
+ $text_types = array('text/xml', 'text/xml-external-parsed-entity');
+
+ // RFC 3023 (only applies to sniffed content)
+ if (isset($sniffed))
+ {
+ if (in_array($sniffed, $application_types) || substr($sniffed, 0, 12) === 'application/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = strtoupper($charset[1]);
+ }
+ $encodings = array_merge($encodings, SimplePie_Misc::xml_encoding($data));
+ $encodings[] = 'UTF-8';
+ }
+ elseif (in_array($sniffed, $text_types) || substr($sniffed, 0, 5) === 'text/' && substr($sniffed, -4) === '+xml')
+ {
+ if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
+ {
+ $encodings[] = $charset[1];
+ }
+ $encodings[] = 'US-ASCII';
+ }
+ // Text MIME-type default
+ elseif (substr($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("$cache->name is not writeable", E_USER_WARNING);
+ }
+ return true;
+ }
+ else
+ {
+ $this->error = "A feed could not be found at $this->feed_url";
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ }
+ }
+ }
+ // We have an error, just set SimplePie::error to it and quit
+ $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
+ SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+ return false;
+ }
+ elseif (!empty($this->multifeed_url))
+ {
+ $i = 0;
+ $success = 0;
+ $this->multifeed_objects = array();
+ foreach ($this->multifeed_url as $url)
+ {
+ if (SIMPLEPIE_PHP5)
+ {
+ // This keyword needs to defy coding standards for PHP4 compatibility
+ $this->multifeed_objects[$i] = clone($this);
+ }
+ else
+ {
+ $this->multifeed_objects[$i] = $this;
+ }
+ $this->multifeed_objects[$i]->set_feed_url($url);
+ $success |= $this->multifeed_objects[$i]->init();
+ $i++;
+ }
+ return (bool) $success;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ /**
+ * 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']['']['rss']))
+ {
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
+ if (isset($this->data['child']['']['rss'][0]['attribs']['']['version']))
+ {
+ switch (trim($this->data['child']['']['rss'][0]['attribs']['']['version']))
+ {
+ case '0.91':
+ $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
+ if (isset($this->data['child']['']['rss'][0]['child']['']['skiphours']['hour'][0]['data']))
+ {
+ switch (trim($this->data['child']['']['rss'][0]['child']['']['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 && ($file->status_code == 200 || ($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", E_USER_WARNING);
+ return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI);
+ }
+ }
+ }
+ }
+ }
+ 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 'outlook' . $this->sanitize(SimplePie_Misc::fix_protocol($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 = $this->sanitize($feed_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->feed_url);
+ if ($site_url !== null && $this->get_link() !== null)
+ {
+ $return .= $this->sanitize($site_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_link());
+ }
+ return $return;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function subscribe_aol()
+ {
+ return $this->subscribe_service('http://feeds.my.aol.com/add.jsp?url=');
+ }
+
+ function subscribe_bloglines()
+ {
+ return urldecode($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($this->data['child']['']['rss'][0]['child'][$namespace][$tag]))
+ {
+ return $this->data['child']['']['rss'][0]['child'][$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 = $this->get_feed_tags('', 'channel'))
+ {
+ if (isset($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 = $this->get_channel_tags('', 'image'))
+ {
+ if (isset($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('', '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('', 'category') 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_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('', '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_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('', 'description'))
+ {
+ 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, '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('', '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('', '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 = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $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 = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $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('', '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('', '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('', 'link'))
+ {
+ return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_width()
+ {
+ if ($return = $this->get_image_tags('', 'width'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url'))
+ {
+ return 88.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_image_height()
+ {
+ if ($return = $this->get_image_tags('', 'height'))
+ {
+ return round($return[0]['data']);
+ }
+ elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url'))
+ {
+ return 31.0;
+ }
+ else
+ {
+ return null;
+ }
+ }
+
+ function get_item_quantity($max = 0)
+ {
+ $qty = count($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, $end = 0)
+ {
+ if (!empty($this->multifeed_objects))
+ {
+ return SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit);
+ }
+ elseif (!isset($this->data['items']))
+ {
+ 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('', '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)
+ {
+ 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, $end);
+ }
+ }
+ else
+ {
+ return array();
+ }
+ }
+
+ function sort_items($a, $b)
+ {
+ return $a->get_date('U') <= $b->get_date('U');
+ }
+
+ function merge_items($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()
+ {
+ 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('', '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('', '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('', '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 (!$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('', 'category') 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_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;
+ }
+ }
+
+ /**
+ * @todo Atom inheritance (item author, source author, feed author)
+ */
+ 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('', '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('', '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 = $this->get_date('U')) !== null)
+ {
+ return strftime($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('', 'link'))
+ {
+ $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+ }
+ if ($links = $this->get_item_tags('', 'guid'))
+ {
+ if (!isset($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)
+ {
+ (int) $seconds = array_pop($temp);
+ }
+ if (sizeof($temp) > 0)
+ {
+ (int) $minutes = array_pop($temp);
+ $seconds += $minutes * 60;
+ }
+ if (sizeof($temp) > 0)
+ {
+ (int) $hours = array_pop($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 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']))
+ {
+ // 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;
+ &nbs
