--- a/wp/wp-includes/class-simplepie.php Fri Sep 05 18:40:08 2025 +0200
+++ b/wp/wp-includes/class-simplepie.php Fri Sep 05 18:52:52 2025 +0200
@@ -1,3355 +1,20 @@
<?php
-if ( ! class_exists( 'SimplePie', false ) ) :
-// Load classes we will need.
-require ABSPATH . WPINC . '/SimplePie/Misc.php';
-require ABSPATH . WPINC . '/SimplePie/Cache.php';
-require ABSPATH . WPINC . '/SimplePie/File.php';
-require ABSPATH . WPINC . '/SimplePie/Sanitize.php';
-require ABSPATH . WPINC . '/SimplePie/Registry.php';
-require ABSPATH . WPINC . '/SimplePie/IRI.php';
-require ABSPATH . WPINC . '/SimplePie/Locator.php';
-require ABSPATH . WPINC . '/SimplePie/Content/Type/Sniffer.php';
-require ABSPATH . WPINC . '/SimplePie/XML/Declaration/Parser.php';
-require ABSPATH . WPINC . '/SimplePie/Parser.php';
-require ABSPATH . WPINC . '/SimplePie/Item.php';
-require ABSPATH . WPINC . '/SimplePie/Parse/Date.php';
-require ABSPATH . WPINC . '/SimplePie/Author.php';
+if ( class_exists( 'SimplePie', false ) ) {
+ return;
+}
+
+// Load and register the SimplePie native autoloaders.
+require ABSPATH . WPINC . '/SimplePie/autoloader.php';
/**
* WordPress autoloader for SimplePie.
*
* @since 3.5.0
+ * @deprecated 6.7.0 Use `SimplePie_Autoloader` instead.
*
* @param string $class Class name.
*/
function wp_simplepie_autoload( $class ) {
- if ( ! str_starts_with( $class, 'SimplePie_' ) )
- return;
-
- $file = ABSPATH . WPINC . '/' . str_replace( '_', '/', $class ) . '.php';
- include $file;
+ _deprecated_function( __FUNCTION__, '6.7.0', 'SimplePie_Autoloader' );
}
-
-/**
- * We autoload classes we may not need.
- */
-spl_autoload_register( 'wp_simplepie_autoload' );
-
-/**
- * SimplePie
- *
- * A PHP-Based RSS and Atom Feed Framework.
- * Takes the hard work out of managing a complete RSS/Atom solution.
- *
- * Copyright (c) 2004-2017, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification, are
- * permitted provided that the following conditions are met:
- *
- * * Redistributions of source code must retain the above copyright notice, this list of
- * conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above copyright notice, this list
- * of conditions and the following disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * * Neither the name of the SimplePie Team nor the names of its contributors may be used
- * to endorse or promote products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
- * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
- * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * @package SimplePie
- * @version 1.5.8
- * @copyright 2004-2017 Ryan Parman, Sam Sneddon, Ryan McCue
- * @author Ryan Parman
- * @author Sam Sneddon
- * @author Ryan McCue
- * @link http://simplepie.org/ SimplePie
- * @license http://www.opensource.org/licenses/bsd-license.php BSD License
- */
-
-/**
- * SimplePie Name
- */
-define('SIMPLEPIE_NAME', 'SimplePie');
-
-/**
- * SimplePie Version
- */
-define('SIMPLEPIE_VERSION', '1.5.8');
-
-/**
- * SimplePie Build
- * @todo Hardcode for release (there's no need to have to call SimplePie_Misc::get_build() only every load of simplepie.inc)
- */
-define('SIMPLEPIE_BUILD', gmdate('YmdHis', SimplePie_Misc::get_build()));
-
-/**
- * SimplePie Website URL
- */
-define('SIMPLEPIE_URL', 'http://simplepie.org');
-
-/**
- * SimplePie Useragent
- * @see SimplePie::set_useragent()
- */
-define('SIMPLEPIE_USERAGENT', SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION . ' (Feed Parser; ' . SIMPLEPIE_URL . '; Allow like Gecko) Build/' . SIMPLEPIE_BUILD);
-
-/**
- * SimplePie Linkback
- */
-define('SIMPLEPIE_LINKBACK', '<a href="' . SIMPLEPIE_URL . '" title="' . SIMPLEPIE_NAME . ' ' . SIMPLEPIE_VERSION . '">' . SIMPLEPIE_NAME . '</a>');
-
-/**
- * No Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_NONE', 0);
-
-/**
- * Feed Link Element Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_AUTODISCOVERY', 1);
-
-/**
- * Local Feed Extension Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_LOCAL_EXTENSION', 2);
-
-/**
- * Local Feed Body Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_LOCAL_BODY', 4);
-
-/**
- * Remote Feed Extension Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_REMOTE_EXTENSION', 8);
-
-/**
- * Remote Feed Body Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_REMOTE_BODY', 16);
-
-/**
- * All Feed Autodiscovery
- * @see SimplePie::set_autodiscovery_level()
- */
-define('SIMPLEPIE_LOCATOR_ALL', 31);
-
-/**
- * No known feed type
- */
-define('SIMPLEPIE_TYPE_NONE', 0);
-
-/**
- * RSS 0.90
- */
-define('SIMPLEPIE_TYPE_RSS_090', 1);
-
-/**
- * RSS 0.91 (Netscape)
- */
-define('SIMPLEPIE_TYPE_RSS_091_NETSCAPE', 2);
-
-/**
- * RSS 0.91 (Userland)
- */
-define('SIMPLEPIE_TYPE_RSS_091_USERLAND', 4);
-
-/**
- * RSS 0.91 (both Netscape and Userland)
- */
-define('SIMPLEPIE_TYPE_RSS_091', 6);
-
-/**
- * RSS 0.92
- */
-define('SIMPLEPIE_TYPE_RSS_092', 8);
-
-/**
- * RSS 0.93
- */
-define('SIMPLEPIE_TYPE_RSS_093', 16);
-
-/**
- * RSS 0.94
- */
-define('SIMPLEPIE_TYPE_RSS_094', 32);
-
-/**
- * RSS 1.0
- */
-define('SIMPLEPIE_TYPE_RSS_10', 64);
-
-/**
- * RSS 2.0
- */
-define('SIMPLEPIE_TYPE_RSS_20', 128);
-
-/**
- * RDF-based RSS
- */
-define('SIMPLEPIE_TYPE_RSS_RDF', 65);
-
-/**
- * Non-RDF-based RSS (truly intended as syndication format)
- */
-define('SIMPLEPIE_TYPE_RSS_SYNDICATION', 190);
-
-/**
- * All RSS
- */
-define('SIMPLEPIE_TYPE_RSS_ALL', 255);
-
-/**
- * Atom 0.3
- */
-define('SIMPLEPIE_TYPE_ATOM_03', 256);
-
-/**
- * Atom 1.0
- */
-define('SIMPLEPIE_TYPE_ATOM_10', 512);
-
-/**
- * All Atom
- */
-define('SIMPLEPIE_TYPE_ATOM_ALL', 768);
-
-/**
- * All feed types
- */
-define('SIMPLEPIE_TYPE_ALL', 1023);
-
-/**
- * No construct
- */
-define('SIMPLEPIE_CONSTRUCT_NONE', 0);
-
-/**
- * Text construct
- */
-define('SIMPLEPIE_CONSTRUCT_TEXT', 1);
-
-/**
- * HTML construct
- */
-define('SIMPLEPIE_CONSTRUCT_HTML', 2);
-
-/**
- * XHTML construct
- */
-define('SIMPLEPIE_CONSTRUCT_XHTML', 4);
-
-/**
- * base64-encoded construct
- */
-define('SIMPLEPIE_CONSTRUCT_BASE64', 8);
-
-/**
- * IRI construct
- */
-define('SIMPLEPIE_CONSTRUCT_IRI', 16);
-
-/**
- * A construct that might be HTML
- */
-define('SIMPLEPIE_CONSTRUCT_MAYBE_HTML', 32);
-
-/**
- * All constructs
- */
-define('SIMPLEPIE_CONSTRUCT_ALL', 63);
-
-/**
- * Don't change case
- */
-define('SIMPLEPIE_SAME_CASE', 1);
-
-/**
- * Change to lowercase
- */
-define('SIMPLEPIE_LOWERCASE', 2);
-
-/**
- * Change to uppercase
- */
-define('SIMPLEPIE_UPPERCASE', 4);
-
-/**
- * PCRE for HTML attributes
- */
-define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:[\x09\x0A\x0B\x0C\x0D\x20]+[^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?)*)[\x09\x0A\x0B\x0C\x0D\x20]*');
-
-/**
- * PCRE for XML attributes
- */
-define('SIMPLEPIE_PCRE_XML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'))*)\s*');
-
-/**
- * XML Namespace
- */
-define('SIMPLEPIE_NAMESPACE_XML', 'http://www.w3.org/XML/1998/namespace');
-
-/**
- * Atom 1.0 Namespace
- */
-define('SIMPLEPIE_NAMESPACE_ATOM_10', 'http://www.w3.org/2005/Atom');
-
-/**
- * Atom 0.3 Namespace
- */
-define('SIMPLEPIE_NAMESPACE_ATOM_03', 'http://purl.org/atom/ns#');
-
-/**
- * RDF Namespace
- */
-define('SIMPLEPIE_NAMESPACE_RDF', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
-
-/**
- * RSS 0.90 Namespace
- */
-define('SIMPLEPIE_NAMESPACE_RSS_090', 'http://my.netscape.com/rdf/simple/0.9/');
-
-/**
- * RSS 1.0 Namespace
- */
-define('SIMPLEPIE_NAMESPACE_RSS_10', 'http://purl.org/rss/1.0/');
-
-/**
- * RSS 1.0 Content Module Namespace
- */
-define('SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT', 'http://purl.org/rss/1.0/modules/content/');
-
-/**
- * RSS 2.0 Namespace
- */
-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. Caused by a long-standing typo in the spec.
- */
-define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG', 'http://search.yahoo.com/mrss');
-
-/**
- * Wrong Media RSS Namespace #2. New namespace introduced in Media RSS 1.5.
- */
-define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG2', 'http://video.search.yahoo.com/mrss');
-
-/**
- * Wrong Media RSS Namespace #3. A possible typo of the Media RSS 1.5 namespace.
- */
-define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG3', 'http://video.search.yahoo.com/mrss/');
-
-/**
- * Wrong Media RSS Namespace #4. New spec location after the RSS Advisory Board takes it over, but not a valid namespace.
- */
-define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG4', 'http://www.rssboard.org/media-rss');
-
-/**
- * Wrong Media RSS Namespace #5. A possible typo of the RSS Advisory Board URL.
- */
-define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG5', 'http://www.rssboard.org/media-rss/');
-
-/**
- * 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/');
-
-/**
- * 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
- * @subpackage API
- */
-class SimplePie
-{
- /**
- * @var array Raw data
- * @access private
- */
- public $data = array();
-
- /**
- * @var mixed Error string
- * @access private
- */
- public $error;
-
- /**
- * @var int HTTP status code
- * @see SimplePie::status_code()
- * @access private
- */
- public $status_code;
-
- /**
- * @var object Instance of SimplePie_Sanitize (or other class)
- * @see SimplePie::set_sanitize_class()
- * @access private
- */
- public $sanitize;
-
- /**
- * @var string SimplePie Useragent
- * @see SimplePie::set_useragent()
- * @access private
- */
- public $useragent = SIMPLEPIE_USERAGENT;
-
- /**
- * @var string Feed URL
- * @see SimplePie::set_feed_url()
- * @access private
- */
- public $feed_url;
-
- /**
- * @var string Original feed URL, or new feed URL iff HTTP 301 Moved Permanently
- * @see SimplePie::subscribe_url()
- * @access private
- */
- public $permanent_url = null;
-
- /**
- * @var object Instance of SimplePie_File to use as a feed
- * @see SimplePie::set_file()
- * @access private
- */
- public $file;
-
- /**
- * @var string Raw feed data
- * @see SimplePie::set_raw_data()
- * @access private
- */
- public $raw_data;
-
- /**
- * @var int Timeout for fetching remote files
- * @see SimplePie::set_timeout()
- * @access private
- */
- public $timeout = 10;
-
- /**
- * @var array Custom curl options
- * @see SimplePie::set_curl_options()
- * @access private
- */
- public $curl_options = array();
-
- /**
- * @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
- */
- public $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
- */
- public $force_feed = false;
-
- /**
- * @var bool Enable/Disable Caching
- * @see SimplePie::enable_cache()
- * @access private
- */
- public $cache = true;
-
- /**
- * @var bool Force SimplePie to fallback to expired cache, if enabled,
- * when feed is unavailable.
- * @see SimplePie::force_cache_fallback()
- * @access private
- */
- public $force_cache_fallback = false;
-
- /**
- * @var int Cache duration (in seconds)
- * @see SimplePie::set_cache_duration()
- * @access private
- */
- public $cache_duration = 3600;
-
- /**
- * @var int Auto-discovery cache duration (in seconds)
- * @see SimplePie::set_autodiscovery_cache_duration()
- * @access private
- */
- public $autodiscovery_cache_duration = 604800; // 7 Days.
-
- /**
- * @var string Cache location (relative to executing script)
- * @see SimplePie::set_cache_location()
- * @access private
- */
- public $cache_location = './cache';
-
- /**
- * @var string Function that creates the cache filename
- * @see SimplePie::set_cache_name_function()
- * @access private
- */
- public $cache_name_function = 'md5';
-
- /**
- * @var bool Reorder feed by date descending
- * @see SimplePie::enable_order_by_date()
- * @access private
- */
- public $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
- */
- public $input_encoding = false;
-
- /**
- * @var int Feed Autodiscovery Level
- * @see SimplePie::set_autodiscovery_level()
- * @access private
- */
- public $autodiscovery = SIMPLEPIE_LOCATOR_ALL;
-
- /**
- * Class registry object
- *
- * @var SimplePie_Registry
- */
- public $registry;
-
- /**
- * @var int Maximum number of feeds to check with autodiscovery
- * @see SimplePie::set_max_checked_feeds()
- * @access private
- */
- public $max_checked_feeds = 10;
-
- /**
- * @var array All the feeds found during the autodiscovery process
- * @see SimplePie::get_all_discovered_feeds()
- * @access private
- */
- public $all_discovered_feeds = array();
-
- /**
- * @var string Web-accessible path to the handler_image.php file.
- * @see SimplePie::set_image_handler()
- * @access private
- */
- public $image_handler = '';
-
- /**
- * @var array Stores the URLs when multiple feeds are being initialized.
- * @see SimplePie::set_feed_url()
- * @access private
- */
- public $multifeed_url = array();
-
- /**
- * @var array Stores SimplePie objects when multiple feeds initialized.
- * @access private
- */
- public $multifeed_objects = array();
-
- /**
- * @var array Stores the get_object_vars() array for use with multifeeds.
- * @see SimplePie::set_feed_url()
- * @access private
- */
- public $config_settings = null;
-
- /**
- * @var integer Stores the number of items to return per-feed with multifeeds.
- * @see SimplePie::set_item_limit()
- * @access private
- */
- public $item_limit = 0;
-
- /**
- * @var bool Stores if last-modified and/or etag headers were sent with the
- * request when checking a feed.
- */
- public $check_modified = false;
-
- /**
- * @var array Stores the default attributes to be stripped by strip_attributes().
- * @see SimplePie::strip_attributes()
- * @access private
- */
- public $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
-
- /**
- * @var array Stores the default attributes to add to different tags by add_attributes().
- * @see SimplePie::add_attributes()
- * @access private
- */
- public $add_attributes = array('audio' => array('preload' => 'none'), 'iframe' => array('sandbox' => 'allow-scripts allow-same-origin'), 'video' => array('preload' => 'none'));
-
- /**
- * @var array Stores the default tags to be stripped by strip_htmltags().
- * @see SimplePie::strip_htmltags()
- * @access private
- */
- public $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
-
- /**
- * @var bool Should we throw exceptions, or use the old-style error property?
- * @access private
- */
- public $enable_exceptions = false;
-
- /**
- * The SimplePie class contains feed level data and options
- *
- * To use SimplePie, create the SimplePie object with no parameters. You can
- * then set configuration options using the provided methods. 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.
- *
- * Previously, it was possible to pass in the feed URL along with cache
- * options directly into the constructor. This has been removed as of 1.3 as
- * it caused a lot of confusion.
- *
- * @since 1.0 Preview Release
- */
- public function __construct()
- {
- if (version_compare(PHP_VERSION, '5.6', '<'))
- {
- trigger_error('Please upgrade to PHP 5.6 or newer.');
- die();
- }
-
- // Other objects, instances created here so we can set options on them
- $this->sanitize = new SimplePie_Sanitize();
- $this->registry = new SimplePie_Registry();
-
- if (func_num_args() > 0)
- {
- $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
- trigger_error('Passing parameters to the constructor is no longer supported. Please use set_feed_url(), set_cache_location(), and set_cache_duration() directly.', $level);
-
- $args = func_get_args();
- switch (count($args)) {
- case 3:
- $this->set_cache_duration($args[2]);
- case 2:
- $this->set_cache_location($args[1]);
- case 1:
- $this->set_feed_url($args[0]);
- $this->init();
- }
- }
- }
-
- /**
- * Used for converting object to a string
- */
- public function __toString()
- {
- return md5(serialize($this->data));
- }
-
- /**
- * Remove items that link back to this before destroying this object
- */
- public function __destruct()
- {
- if (!gc_enabled())
- {
- if (!empty($this->data['items']))
- {
- foreach ($this->data['items'] as $item)
- {
- $item->__destruct();
- }
- unset($item, $this->data['items']);
- }
- if (!empty($this->data['ordered_items']))
- {
- foreach ($this->data['ordered_items'] as $item)
- {
- $item->__destruct();
- }
- unset($item, $this->data['ordered_items']);
- }
- }
- }
-
- /**
- * Force the given data/URL to be treated as a feed
- *
- * This tells SimplePie to ignore the content-type provided by the server.
- * Be careful when using this option, as it will also disable autodiscovery.
- *
- * @since 1.1
- * @param bool $enable Force the given data/URL to be treated as a feed
- */
- public function force_feed($enable = false)
- {
- $this->force_feed = (bool) $enable;
- }
-
- /**
- * Set 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.
- *
- * @since 1.0 Preview Release
- * @see set_raw_data()
- * @param string|array $url This is the URL (or array of URLs) that you want to parse.
- */
- public function set_feed_url($url)
- {
- $this->multifeed_url = array();
- if (is_array($url))
- {
- foreach ($url as $value)
- {
- $this->multifeed_url[] = $this->registry->call('Misc', 'fix_protocol', array($value, 1));
- }
- }
- else
- {
- $this->feed_url = $this->registry->call('Misc', 'fix_protocol', array($url, 1));
- $this->permanent_url = $this->feed_url;
- }
- }
-
- /**
- * Set an instance of {@see SimplePie_File} to use as a feed
- *
- * @param SimplePie_File &$file
- * @return bool True on success, false on failure
- */
- public function set_file(&$file)
- {
- if ($file instanceof SimplePie_File)
- {
- $this->feed_url = $file->url;
- $this->permanent_url = $this->feed_url;
- $this->file =& $file;
- return true;
- }
- return false;
- }
-
- /**
- * Set the raw XML data to parse
- *
- * 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.
- *
- * @since 1.0 Beta 3
- * @param string $data RSS or Atom data as a string.
- * @see set_feed_url()
- */
- public function set_raw_data($data)
- {
- $this->raw_data = $data;
- }
-
- /**
- * Set 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.
- *
- * @since 1.0 Beta 3
- * @param int $timeout The maximum number of seconds to spend waiting to retrieve a feed.
- */
- public function set_timeout($timeout = 10)
- {
- $this->timeout = (int) $timeout;
- }
-
- /**
- * Set custom curl options
- *
- * This allows you to change default curl options
- *
- * @since 1.0 Beta 3
- * @param array $curl_options Curl options to add to default settings
- */
- public function set_curl_options(array $curl_options = array())
- {
- $this->curl_options = $curl_options;
- }
-
- /**
- * Force SimplePie to use fsockopen() instead of cURL
- *
- * @since 1.0 Beta 3
- * @param bool $enable Force fsockopen() to be used
- */
- public function force_fsockopen($enable = false)
- {
- $this->force_fsockopen = (bool) $enable;
- }
-
- /**
- * Enable/disable caching in SimplePie.
- *
- * This option allows you to disable caching all-together in SimplePie.
- * However, disabling the cache can lead to longer load times.
- *
- * @since 1.0 Preview Release
- * @param bool $enable Enable caching
- */
- public function enable_cache($enable = true)
- {
- $this->cache = (bool) $enable;
- }
-
- /**
- * SimplePie to continue to fall back to expired cache, if enabled, when
- * feed is unavailable.
- *
- * This tells SimplePie to ignore any file errors and fall back to cache
- * instead. This only works if caching is enabled and cached content
- * still exists.
-
- * @param bool $enable Force use of cache on fail.
- */
- public function force_cache_fallback($enable = false)
- {
- $this->force_cache_fallback= (bool) $enable;
- }
-
- /**
- * Set the length of time (in seconds) that the contents of a feed will be
- * cached
- *
- * @param int $seconds The feed content cache duration
- */
- public function set_cache_duration($seconds = 3600)
- {
- $this->cache_duration = (int) $seconds;
- }
-
- /**
- * Set the length of time (in seconds) that the autodiscovered feed URL will
- * be cached
- *
- * @param int $seconds The autodiscovered feed URL cache duration.
- */
- public function set_autodiscovery_cache_duration($seconds = 604800)
- {
- $this->autodiscovery_cache_duration = (int) $seconds;
- }
-
- /**
- * Set the file system location where the cached files should be stored
- *
- * @param string $location The file system location.
- */
- public function set_cache_location($location = './cache')
- {
- $this->cache_location = (string) $location;
- }
-
- /**
- * Return the filename (i.e. hash, without path and without extension) of the file to cache a given URL.
- * @param string $url The URL of the feed to be cached.
- * @return string A filename (i.e. hash, without path and without extension).
- */
- public function get_cache_filename($url)
- {
- // Append custom parameters to the URL to avoid cache pollution in case of multiple calls with different parameters.
- $url .= $this->force_feed ? '#force_feed' : '';
- $options = array();
- if ($this->timeout != 10)
- {
- $options[CURLOPT_TIMEOUT] = $this->timeout;
- }
- if ($this->useragent !== SIMPLEPIE_USERAGENT)
- {
- $options[CURLOPT_USERAGENT] = $this->useragent;
- }
- if (!empty($this->curl_options))
- {
- foreach ($this->curl_options as $k => $v)
- {
- $options[$k] = $v;
- }
- }
- if (!empty($options))
- {
- ksort($options);
- $url .= '#' . urlencode(var_export($options, true));
- }
- return call_user_func($this->cache_name_function, $url);
- }
-
- /**
- * Set whether feed items should be sorted into reverse chronological order
- *
- * @param bool $enable Sort as reverse chronological order.
- */
- public function enable_order_by_date($enable = true)
- {
- $this->order_by_date = (bool) $enable;
- }
-
- /**
- * Set the character encoding used to parse the feed
- *
- * This overrides the encoding reported by the feed, however it will fall
- * back to the normal encoding detection if the override fails
- *
- * @param string $encoding Character encoding
- */
- public function set_input_encoding($encoding = false)
- {
- if ($encoding)
- {
- $this->input_encoding = (string) $encoding;
- }
- else
- {
- $this->input_encoding = false;
- }
- }
-
- /**
- * Set how much feed autodiscovery to do
- *
- * @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 $level Feed Autodiscovery Level (level can be a combination of the above constants, see bitwise OR operator)
- */
- public function set_autodiscovery_level($level = SIMPLEPIE_LOCATOR_ALL)
- {
- $this->autodiscovery = (int) $level;
- }
-
- /**
- * Get the class registry
- *
- * Use this to override SimplePie's default classes
- * @see SimplePie_Registry
- * @return SimplePie_Registry
- */
- public function &get_registry()
- {
- return $this->registry;
- }
-
- /**#@+
- * Useful when you are overloading or extending SimplePie's default classes.
- *
- * @deprecated Use {@see get_registry()} instead
- * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
- * @param string $class Name of custom class
- * @return boolean True on success, false otherwise
- */
- /**
- * Set which class SimplePie uses for caching
- */
- public function set_cache_class($class = 'SimplePie_Cache')
- {
- return $this->registry->register('Cache', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for auto-discovery
- */
- public function set_locator_class($class = 'SimplePie_Locator')
- {
- return $this->registry->register('Locator', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for XML parsing
- */
- public function set_parser_class($class = 'SimplePie_Parser')
- {
- return $this->registry->register('Parser', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for remote file fetching
- */
- public function set_file_class($class = 'SimplePie_File')
- {
- return $this->registry->register('File', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for data sanitization
- */
- public function set_sanitize_class($class = 'SimplePie_Sanitize')
- {
- return $this->registry->register('Sanitize', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for handling feed items
- */
- public function set_item_class($class = 'SimplePie_Item')
- {
- return $this->registry->register('Item', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for handling author data
- */
- public function set_author_class($class = 'SimplePie_Author')
- {
- return $this->registry->register('Author', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for handling category data
- */
- public function set_category_class($class = 'SimplePie_Category')
- {
- return $this->registry->register('Category', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for feed enclosures
- */
- public function set_enclosure_class($class = 'SimplePie_Enclosure')
- {
- return $this->registry->register('Enclosure', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for `<media:text>` captions
- */
- public function set_caption_class($class = 'SimplePie_Caption')
- {
- return $this->registry->register('Caption', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for `<media:copyright>`
- */
- public function set_copyright_class($class = 'SimplePie_Copyright')
- {
- return $this->registry->register('Copyright', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for `<media:credit>`
- */
- public function set_credit_class($class = 'SimplePie_Credit')
- {
- return $this->registry->register('Credit', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for `<media:rating>`
- */
- public function set_rating_class($class = 'SimplePie_Rating')
- {
- return $this->registry->register('Rating', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for `<media:restriction>`
- */
- public function set_restriction_class($class = 'SimplePie_Restriction')
- {
- return $this->registry->register('Restriction', $class, true);
- }
-
- /**
- * Set which class SimplePie uses for content-type sniffing
- */
- public function set_content_type_sniffer_class($class = 'SimplePie_Content_Type_Sniffer')
- {
- return $this->registry->register('Content_Type_Sniffer', $class, true);
- }
-
- /**
- * Set which class SimplePie uses item sources
- */
- public function set_source_class($class = 'SimplePie_Source')
- {
- return $this->registry->register('Source', $class, true);
- }
- /**#@-*/
-
- /**
- * Set the user agent string
- *
- * @param string $ua New user agent string.
- */
- public function set_useragent($ua = SIMPLEPIE_USERAGENT)
- {
- $this->useragent = (string) $ua;
- }
-
- /**
- * Set callback function to create cache filename with
- *
- * @param mixed $function Callback function
- */
- public function set_cache_name_function($function = 'md5')
- {
- if (is_callable($function))
- {
- $this->cache_name_function = $function;
- }
- }
-
- /**
- * Set options to make SimplePie as fast as possible.
- *
- * Forgoes a substantial amount of data sanitization in favor of speed.
- * This turns SimplePie into a less clever parser of feeds.
- *
- * @param bool $set Whether to set them or not.
- */
- public function set_stupidly_fast($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->add_attributes(false);
- $this->set_image_handler(false);
- $this->set_https_domains(array());
- }
- }
-
- /**
- * Set maximum number of feeds to check with autodiscovery
- *
- * @param int $max Maximum number of feeds to check
- */
- public function set_max_checked_feeds($max = 10)
- {
- $this->max_checked_feeds = (int) $max;
- }
-
- public function remove_div($enable = true)
- {
- $this->sanitize->remove_div($enable);
- }
-
- public 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);
- }
- }
-
- public function encode_instead_of_strip($enable = true)
- {
- $this->sanitize->encode_instead_of_strip($enable);
- }
-
- public function strip_attributes($attribs = '')
- {
- if ($attribs === '')
- {
- $attribs = $this->strip_attributes;
- }
- $this->sanitize->strip_attributes($attribs);
- }
-
- public function add_attributes($attribs = '')
- {
- if ($attribs === '')
- {
- $attribs = $this->add_attributes;
- }
- $this->sanitize->add_attributes($attribs);
- }
-
- /**
- * Set the output encoding
- *
- * Allows you to override SimplePie's output to match that of your webpage.
- * This is useful for times when your webpages are not being served as
- * UTF-8. This setting will be obeyed by {@see handle_content_type()}, and
- * is similar to {@see set_input_encoding()}.
- *
- * It should be noted, however, that not all character encodings can support
- * all characters. If your page is being served as ISO-8859-1 and you try
- * to display a Japanese feed, you'll likely see garbled characters.
- * Because of this, it is highly recommended to ensure that your webpages
- * are served as UTF-8.
- *
- * The number of supported character encodings depends on whether your web
- * host supports {@link http://php.net/mbstring mbstring},
- * {@link http://php.net/iconv iconv}, or both. See
- * {@link http://simplepie.org/wiki/faq/Supported_Character_Encodings} for
- * more information.
- *
- * @param string $encoding
- */
- public function set_output_encoding($encoding = 'UTF-8')
- {
- $this->sanitize->set_output_encoding($encoding);
- }
-
- public 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
- *
- * Defaults to |a|@href, |area|@href, |blockquote|@cite, |del|@cite,
- * |form|@action, |img|@longdesc, |img|@src, |input|@src, |ins|@cite,
- * |q|@cite
- *
- * @since 1.0
- * @param array|null $element_attribute Element/attribute key/value pairs, null for default
- */
- public function set_url_replacements($element_attribute = null)
- {
- $this->sanitize->set_url_replacements($element_attribute);
- }
-
- /**
- * Set the list of domains for which to force HTTPS.
- * @see SimplePie_Sanitize::set_https_domains()
- * @param array List of HTTPS domains. Example array('biz', 'example.com', 'example.org', 'www.example.net').
- */
- public function set_https_domains($domains = array())
- {
- if (is_array($domains))
- {
- $this->sanitize->set_https_domains($domains);
- }
- }
-
- /**
- * Set the handler to enable the display of cached images.
- *
- * @param string $page Web-accessible path to the handler_image.php file.
- * @param string $qs The query string that the value should be passed to.
- */
- public function set_image_handler($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
- *
- * @param integer $limit The maximum number of items to return.
- */
- public function set_item_limit($limit = 0)
- {
- $this->item_limit = (int) $limit;
- }
-
- /**
- * Enable throwing exceptions
- *
- * @param boolean $enable Should we throw exceptions, or use the old-style error property?
- */
- public function enable_exceptions($enable = true)
- {
- $this->enable_exceptions = $enable;
- }
-
- /**
- * Initialize the feed object
- *
- * This is what makes everything happen. Period. This is where all of the
- * configuration options get processed, feeds are fetched, cached, and
- * parsed, and all of that other good stuff.
- *
- * @return boolean True if successful, false otherwise
- */
- public function init()
- {
- // Check absolute bare minimum requirements.
- if (!extension_loaded('xml') || !extension_loaded('pcre'))
- {
- $this->error = 'XML or PCRE extensions not loaded!';
- return false;
- }
- // Then check the xml extension is sane (i.e., libxml 2.7.x issue on PHP < 5.2.9 and libxml 2.7.0 to 2.7.2 on any version) if we don't have xmlreader.
- elseif (!extension_loaded('xmlreader'))
- {
- static $xml_is_sane = null;
- if ($xml_is_sane === null)
- {
- $parser_check = xml_parser_create();
- xml_parse_into_struct($parser_check, '<foo>&</foo>', $values);
- xml_parser_free($parser_check);
- $xml_is_sane = isset($values[0]['value']);
- }
- if (!$xml_is_sane)
- {
- return false;
- }
- }
-
- // The default sanitize class gets set in the constructor, check if it has
- // changed.
- if ($this->registry->get_class('Sanitize') !== 'SimplePie_Sanitize') {
- $this->sanitize = $this->registry->create('Sanitize');
- }
- if (method_exists($this->sanitize, 'set_registry'))
- {
- $this->sanitize->set_registry($this->registry);
- }
-
- // Pass whatever was set with config options over to the sanitizer.
- // Pass the classes in for legacy support; new classes should use the registry instead
- $this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->registry->get_class('Cache'));
- $this->sanitize->pass_file_data($this->registry->get_class('File'), $this->timeout, $this->useragent, $this->force_fsockopen, $this->curl_options);
-
- if (!empty($this->multifeed_url))
- {
- $i = 0;
- $success = 0;
- $this->multifeed_objects = array();
- $this->error = array();
- foreach ($this->multifeed_url as $url)
- {
- $this->multifeed_objects[$i] = clone $this;
- $this->multifeed_objects[$i]->set_feed_url($url);
- $single_success = $this->multifeed_objects[$i]->init();
- $success |= $single_success;
- if (!$single_success)
- {
- $this->error[$i] = $this->multifeed_objects[$i]->error();
- }
- $i++;
- }
- return (bool) $success;
- }
- elseif ($this->feed_url === null && $this->raw_data === null)
- {
- return false;
- }
-
- $this->error = null;
- $this->data = array();
- $this->check_modified = false;
- $this->multifeed_objects = array();
- $cache = false;
-
- if ($this->feed_url !== null)
- {
- $parsed_feed_url = $this->registry->call('Misc', 'parse_url', array($this->feed_url));
-
- // Decide whether to enable caching
- if ($this->cache && $parsed_feed_url['scheme'] !== '')
- {
- $filename = $this->get_cache_filename($this->feed_url);
- $cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, $filename, 'spc'));
- }
-
- // Fetch the data via SimplePie_File into $this->raw_data
- if (($fetched = $this->fetch_data($cache)) === true)
- {
- return true;
- }
- elseif ($fetched === false) {
- return false;
- }
-
- list($headers, $sniffed) = $fetched;
- }
-
- // Empty response check
- if(empty($this->raw_data)){
- $this->error = "A feed could not be found at `$this->feed_url`. Empty body.";
- $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
- return false;
- }
-
- // Set up array of possible encodings
- $encodings = array();
-
- // First check to see if input has been overridden.
- if ($this->input_encoding !== false)
- {
- $encodings[] = strtoupper($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, $this->registry->call('Misc', 'xml_encoding', array($this->raw_data, &$this->registry)));
- $encodings[] = 'UTF-8';
- }
- elseif (in_array($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))
- {
- $encodings[] = strtoupper($charset[1]);
- }
- $encodings[] = 'US-ASCII';
- }
- // Text MIME-type default
- elseif (substr($sniffed, 0, 5) === 'text/')
- {
- $encodings[] = 'UTF-8';
- }
- }
-
- // Fallback to XML 1.0 Appendix F.1/UTF-8/ISO-8859-1
- $encodings = array_merge($encodings, $this->registry->call('Misc', 'xml_encoding', array($this->raw_data, &$this->registry)));
- $encodings[] = 'UTF-8';
- $encodings[] = 'ISO-8859-1';
-
- // There's no point in trying an encoding twice
- $encodings = array_unique($encodings);
-
- // 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 = $this->registry->call('Misc', 'change_encoding', array($this->raw_data, $encoding, 'UTF-8')))
- {
- // Create new parser
- $parser = $this->registry->create('Parser');
-
- // If it's parsed fine
- if ($parser->parse($utf8_data, 'UTF-8', $this->permanent_url))
- {
- $this->data = $parser->get_data();
- if (!($this->get_type() & ~SIMPLEPIE_TYPE_NONE))
- {
- $this->error = "A feed could not be found at `$this->feed_url`. This does not appear to be a valid RSS or Atom feed.";
- $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
- return false;
- }
-
- if (isset($headers))
- {
- $this->data['headers'] = $headers;
- }
- $this->data['build'] = SIMPLEPIE_BUILD;
-
- // Cache the file if caching is enabled
- if ($cache && !$cache->save($this))
- {
- trigger_error("$this->cache_location is not writable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
- }
- return true;
- }
- }
- }
-
- if (isset($parser))
- {
- // We have an error, just set SimplePie_Misc::error to it and quit
- $this->error = $this->feed_url;
- $this->error .= sprintf(' is invalid XML, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
- }
- else
- {
- $this->error = 'The data could not be converted to UTF-8.';
- if (!extension_loaded('mbstring') && !extension_loaded('iconv') && !class_exists('\UConverter')) {
- $this->error .= ' You MUST have either the iconv, mbstring or intl (PHP 5.5+) extension installed and enabled.';
- } else {
- $missingExtensions = array();
- if (!extension_loaded('iconv')) {
- $missingExtensions[] = 'iconv';
- }
- if (!extension_loaded('mbstring')) {
- $missingExtensions[] = 'mbstring';
- }
- if (!class_exists('\UConverter')) {
- $missingExtensions[] = 'intl (PHP 5.5+)';
- }
- $this->error .= ' Try installing/enabling the ' . implode(' or ', $missingExtensions) . ' extension.';
- }
- }
-
- $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
-
- return false;
- }
-
- /**
- * Fetch the data via SimplePie_File
- *
- * If the data is already cached, attempt to fetch it from there instead
- * @param SimplePie_Cache_Base|false $cache Cache handler, or false to not load from the cache
- * @return array|true Returns true if the data was loaded from the cache, or an array of HTTP headers and sniffed type
- */
- protected function fetch_data(&$cache)
- {
- // If it's enabled, use the cache
- if ($cache)
- {
- // 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'])
- {
- $this->set_feed_url($this->data['feed_url']);
- return $this->init();
- }
-
- $cache->unlink();
- $this->data = array();
- }
- }
- // Check if the cache has been updated
- elseif ($cache->mtime() + $this->cache_duration < time())
- {
- // Want to know if we tried to send last-modified and/or etag headers
- // when requesting this file. (Note that it's up to the file to
- // support this, but we don't always send the headers either.)
- $this->check_modified = true;
- if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))
- {
- $headers = array(
- 'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
- );
- if (isset($this->data['headers']['last-modified']))
- {
- $headers['if-modified-since'] = $this->data['headers']['last-modified'];
- }
- if (isset($this->data['headers']['etag']))
- {
- $headers['if-none-match'] = $this->data['headers']['etag'];
- }
-
- $file = $this->registry->create('File', array($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
- $this->status_code = $file->status_code;
-
- if ($file->success)
- {
- if ($file->status_code === 304)
- {
- // Set raw_data to false here too, to signify that the cache
- // is still valid.
- $this->raw_data = false;
- $cache->touch();
- return true;
- }
- }
- else
- {
- $this->check_modified = false;
- if($this->force_cache_fallback)
- {
- $cache->touch();
- return true;
- }
-
- unset($file);
- }
- }
- }
- // If the cache is still valid, just return true
- else
- {
- $this->raw_data = false;
- 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 ($this->file instanceof SimplePie_File && $this->file->url === $this->feed_url)
- {
- $file =& $this->file;
- }
- else
- {
- $headers = array(
- 'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
- );
- $file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
- }
- }
- $this->status_code = $file->status_code;
-
- // If the file connection has an error, set SimplePie::error to that and quit
- if (!$file->success && !($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
- {
- $this->error = $file->error;
- return !empty($this->data);
- }
-
- if (!$this->force_feed)
- {
- // Check if the supplied URL is a feed, if it isn't, look for it.
- $locate = $this->registry->create('Locator', array(&$file, $this->timeout, $this->useragent, $this->max_checked_feeds, $this->force_fsockopen, $this->curl_options));
-
- if (!$locate->is_feed($file))
- {
- $copyStatusCode = $file->status_code;
- $copyContentType = $file->headers['content-type'];
- try
- {
- $microformats = false;
- if (class_exists('DOMXpath') && function_exists('Mf2\parse')) {
- $doc = new DOMDocument();
- @$doc->loadHTML($file->body);
- $xpath = new DOMXpath($doc);
- // Check for both h-feed and h-entry, as both a feed with no entries
- // and a list of entries without an h-feed wrapper are both valid.
- $query = '//*[contains(concat(" ", @class, " "), " h-feed ") or '.
- 'contains(concat(" ", @class, " "), " h-entry ")]';
- $result = $xpath->query($query);
- $microformats = $result->length !== 0;
- }
- // Now also do feed discovery, but if microformats were found don't
- // overwrite the current value of file.
- $discovered = $locate->find($this->autodiscovery,
- $this->all_discovered_feeds);
- if ($microformats)
- {
- if ($hub = $locate->get_rel_link('hub'))
- {
- $self = $locate->get_rel_link('self');
- $this->store_links($file, $hub, $self);
- }
- // Push the current file onto all_discovered feeds so the user can
- // be shown this as one of the options.
- if (isset($this->all_discovered_feeds)) {
- $this->all_discovered_feeds[] = $file;
- }
- }
- else
- {
- if ($discovered)
- {
- $file = $discovered;
- }
- else
- {
- // We need to unset this so that if SimplePie::set_file() has
- // been called that object is untouched
- unset($file);
- $this->error = "A feed could not be found at `$this->feed_url`; the status code is `$copyStatusCode` and content-type is `$copyContentType`";
- $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
- return false;
- }
- }
- }
- catch (SimplePie_Exception $e)
- {
- // We need to unset this so that if SimplePie::set_file() has been called that object is untouched
- unset($file);
- // This is usually because DOMDocument doesn't exist
- $this->error = $e->getMessage();
- $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, $e->getFile(), $e->getLine()));
- return false;
- }
- if ($cache)
- {
- $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
- if (!$cache->save($this))
- {
- trigger_error("$this->cache_location is not writable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
- }
- $cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc'));
- }
- }
- $this->feed_url = $file->url;
- $locate = null;
- }
-
- $this->raw_data = $file->body;
- $this->permanent_url = $file->permanent_url;
- $headers = $file->headers;
- $sniffer = $this->registry->create('Content_Type_Sniffer', array(&$file));
- $sniffed = $sniffer->get_type();
-
- return array($headers, $sniffed);
- }
-
- /**
- * Get the error message for the occurred error
- *
- * @return string|array Error message, or array of messages for multifeeds
- */
- public function error()
- {
- return $this->error;
- }
-
- /**
- * Get the last HTTP status code
- *
- * @return int Status code
- */
- public function status_code()
- {
- return $this->status_code;
- }
-
- /**
- * Get the raw XML
- *
- * This is the same as the old `$feed->enable_xml_dump(true)`, but returns
- * the data instead of printing it.
- *
- * @return string|boolean Raw XML data, false if the cache is used
- */
- public function get_raw_data()
- {
- return $this->raw_data;
- }
-
- /**
- * Get the character encoding used for output
- *
- * @since Preview Release
- * @return string
- */
- public function get_encoding()
- {
- return $this->sanitize->output_encoding;
- }
-
- /**
- * Send the Content-Type header with correct encoding
- *
- * This method ensures that the SimplePie-enabled page is being served with
- * the correct {@link http://www.iana.org/assignments/media-types/ mime-type}
- * and character encoding HTTP headers (character encoding determined by the
- * {@see set_output_encoding} config option).
- *
- * This won't work properly if any content or whitespace has already been
- * sent to the browser, because it relies on PHP's
- * {@link http://php.net/header header()} function, and these are the
- * circumstances under which the function works.
- *
- * Because it's setting these settings for the entire page (as is the nature
- * of HTTP headers), this should only be used once per page (again, at the
- * top).
- *
- * @param string $mime MIME type to serve the page as
- */
- public function handle_content_type($mime = 'text/html')
- {
- if (!headers_sent())
- {
- $header = "Content-Type: $mime;";
- if ($this->get_encoding())
- {
- $header .= ' charset=' . $this->get_encoding();
- }
- else
- {
- $header .= ' charset=UTF-8';
- }
- header($header);
- }
- }
-
- /**
- * Get the type of the feed
- *
- * This returns a SIMPLEPIE_TYPE_* constant, which can be tested against
- * using {@link http://php.net/language.operators.bitwise bitwise operators}
- *
- * @since 0.8 (usage changed to using constants in 1.0)
- * @see SIMPLEPIE_TYPE_NONE Unknown.
- * @see SIMPLEPIE_TYPE_RSS_090 RSS 0.90.
- * @see SIMPLEPIE_TYPE_RSS_091_NETSCAPE RSS 0.91 (Netscape).
- * @see SIMPLEPIE_TYPE_RSS_091_USERLAND RSS 0.91 (Userland).
- * @see SIMPLEPIE_TYPE_RSS_091 RSS 0.91.
- * @see SIMPLEPIE_TYPE_RSS_092 RSS 0.92.
- * @see SIMPLEPIE_TYPE_RSS_093 RSS 0.93.
- * @see SIMPLEPIE_TYPE_RSS_094 RSS 0.94.
- * @see SIMPLEPIE_TYPE_RSS_10 RSS 1.0.
- * @see SIMPLEPIE_TYPE_RSS_20 RSS 2.0.x.
- * @see SIMPLEPIE_TYPE_RSS_RDF RDF-based RSS.
- * @see SIMPLEPIE_TYPE_RSS_SYNDICATION Non-RDF-based RSS (truly intended as syndication format).
- * @see SIMPLEPIE_TYPE_RSS_ALL Any version of RSS.
- * @see SIMPLEPIE_TYPE_ATOM_03 Atom 0.3.
- * @see SIMPLEPIE_TYPE_ATOM_10 Atom 1.0.
- * @see SIMPLEPIE_TYPE_ATOM_ALL Any version of Atom.
- * @see SIMPLEPIE_TYPE_ALL Any known/supported feed type.
- * @return int SIMPLEPIE_TYPE_* constant
- */
- public function get_type()
- {
- if (!isset($this->data['type']))
- {
- $this->data['type'] = SIMPLEPIE_TYPE_ALL;
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed']))
- {
- $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_10;
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed']))
- {
- $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_03;
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF']))
- {
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['channel'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['image'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['textinput']))
- {
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_10;
- }
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['channel'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['image'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])
- || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['textinput']))
- {
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_090;
- }
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss']))
- {
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
- {
- switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
- {
- case '0.91':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
- {
- switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
- {
- case '0':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE;
- break;
-
- case '24':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_USERLAND;
- break;
- }
- }
- break;
-
- case '0.92':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_092;
- break;
-
- case '0.93':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_093;
- break;
-
- case '0.94':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_094;
- break;
-
- case '2.0':
- $this->data['type'] &= SIMPLEPIE_TYPE_RSS_20;
- break;
- }
- }
- }
- else
- {
- $this->data['type'] = SIMPLEPIE_TYPE_NONE;
- }
- }
- return $this->data['type'];
- }
-
- /**
- * Get the URL for the feed
- *
- * When the 'permanent' mode is enabled, returns the original feed URL,
- * except in the case of an `HTTP 301 Moved Permanently` status response,
- * in which case the location of the first redirection is returned.
- *
- * When the 'permanent' mode is disabled (default),
- * may or may not be different from the URL passed to {@see set_feed_url()},
- * depending on whether auto-discovery was used, and whether there were
- * any redirects along the way.
- *
- * @since Preview Release (previously called `get_feed_url()` since SimplePie 0.8.)
- * @todo Support <itunes:new-feed-url>
- * @todo Also, |atom:link|@rel=self
- * @param bool $permanent Permanent mode to return only the original URL or the first redirection
- * iff it is a 301 redirection
- * @return string|null
- */
- public function subscribe_url($permanent = false)
- {
- if ($permanent)
- {
- if ($this->permanent_url !== null)
- {
- // sanitize encodes ampersands which are required when used in a url.
- return str_replace('&', '&',
- $this->sanitize($this->permanent_url,
- SIMPLEPIE_CONSTRUCT_IRI));
- }
- }
- else
- {
- if ($this->feed_url !== null)
- {
- return str_replace('&', '&',
- $this->sanitize($this->feed_url,
- SIMPLEPIE_CONSTRUCT_IRI));
- }
- }
- return null;
- }
-
- /**
- * Get data for an feed-level element
- *
- * This method allows you to get access to ANY element/attribute that is a
- * sub-element of the opening feed tag.
- *
- * The return value is an indexed array of elements matching the given
- * namespace and tag name. Each element has `attribs`, `data` and `child`
- * subkeys. For `attribs` and `child`, these contain namespace subkeys.
- * `attribs` then has one level of associative name => value data (where
- * `value` is a string) after the namespace. `child` has tag-indexed keys
- * after the namespace, each member of which is an indexed array matching
- * this same format.
- *
- * For example:
- * <pre>
- * // This is probably a bad example because we already support
- * // <media:content> natively, but it shows you how to parse through
- * // the nodes.
- * $group = $item->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'group');
- * $content = $group[0]['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'];
- * $file = $content[0]['attribs']['']['url'];
- * echo $file;
- * </pre>
- *
- * @since 1.0
- * @see http://simplepie.org/wiki/faq/supported_xml_namespaces
- * @param string $namespace The URL of the XML namespace of the elements you're trying to access
- * @param string $tag Tag name
- * @return array
- */
- public function get_feed_tags($namespace, $tag)
- {
- $type = $this->get_type();
- if ($type & SIMPLEPIE_TYPE_ATOM_10)
- {
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag]))
- {
- return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag];
- }
- }
- if ($type & SIMPLEPIE_TYPE_ATOM_03)
- {
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag]))
- {
- return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag];
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_RDF)
- {
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag]))
- {
- return $this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag];
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
- {
- if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag]))
- {
- return $this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag];
- }
- }
- return null;
- }
-
- /**
- * Get data for an channel-level element
- *
- * This method allows you to get access to ANY element/attribute in the
- * channel/header section of the feed.
- *
- * See {@see SimplePie::get_feed_tags()} for a description of the return value
- *
- * @since 1.0
- * @see http://simplepie.org/wiki/faq/supported_xml_namespaces
- * @param string $namespace The URL of the XML namespace of the elements you're trying to access
- * @param string $tag Tag name
- * @return array
- */
- public function get_channel_tags($namespace, $tag)
- {
- $type = $this->get_type();
- if ($type & SIMPLEPIE_TYPE_ATOM_ALL)
- {
- if ($return = $this->get_feed_tags($namespace, $tag))
- {
- return $return;
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_10)
- {
- if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'channel'))
- {
- if (isset($channel[0]['child'][$namespace][$tag]))
- {
- return $channel[0]['child'][$namespace][$tag];
- }
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_090)
- {
- if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'channel'))
- {
- if (isset($channel[0]['child'][$namespace][$tag]))
- {
- return $channel[0]['child'][$namespace][$tag];
- }
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
- {
- if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'channel'))
- {
- if (isset($channel[0]['child'][$namespace][$tag]))
- {
- return $channel[0]['child'][$namespace][$tag];
- }
- }
- }
- return null;
- }
-
- /**
- * Get data for an channel-level element
- *
- * This method allows you to get access to ANY element/attribute in the
- * image/logo section of the feed.
- *
- * See {@see SimplePie::get_feed_tags()} for a description of the return value
- *
- * @since 1.0
- * @see http://simplepie.org/wiki/faq/supported_xml_namespaces
- * @param string $namespace The URL of the XML namespace of the elements you're trying to access
- * @param string $tag Tag name
- * @return array
- */
- public function get_image_tags($namespace, $tag)
- {
- $type = $this->get_type();
- if ($type & SIMPLEPIE_TYPE_RSS_10)
- {
- if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'image'))
- {
- if (isset($image[0]['child'][$namespace][$tag]))
- {
- return $image[0]['child'][$namespace][$tag];
- }
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_090)
- {
- if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'image'))
- {
- if (isset($image[0]['child'][$namespace][$tag]))
- {
- return $image[0]['child'][$namespace][$tag];
- }
- }
- }
- if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
- {
- if ($image = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'image'))
- {
- if (isset($image[0]['child'][$namespace][$tag]))
- {
- return $image[0]['child'][$namespace][$tag];
- }
- }
- }
- return null;
- }
-
- /**
- * Get the base URL value from the feed
- *
- * Uses `<xml:base>` if available, otherwise uses the first link in the
- * feed, or failing that, the URL of the feed itself.
- *
- * @see get_link
- * @see subscribe_url
- *
- * @param array $element
- * @return string
- */
- public function get_base($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();
- }
-
- return $this->subscribe_url();
- }
-
- /**
- * Sanitize feed data
- *
- * @access private
- * @see SimplePie_Sanitize::sanitize()
- * @param string $data Data to sanitize
- * @param int $type One of the SIMPLEPIE_CONSTRUCT_* constants
- * @param string $base Base URL to resolve URLs against
- * @return string Sanitized data
- */
- public function sanitize($data, $type, $base = '')
- {
- try
- {
- return $this->sanitize->sanitize($data, $type, $base);
- }
- catch (SimplePie_Exception $e)
- {
- if (!$this->enable_exceptions)
- {
- $this->error = $e->getMessage();
- $this->registry->call('Misc', 'error', array($this->error, E_USER_WARNING, $e->getFile(), $e->getLine()));
- return '';
- }
-
- throw $e;
- }
- }
-
- /**
- * Get the title of the feed
- *
- * Uses `<atom:title>`, `<title>` or `<dc:title>`
- *
- * @since 1.0 (previously called `get_feed_title` since 0.8)
- * @return string|null
- */
- public function get_title()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
- {
- return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($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'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
-
- return null;
- }
-
- /**
- * Get a category for the feed
- *
- * @since Unknown
- * @param int $key The category that you want to return. Remember that arrays begin with 0, not 1
- * @return SimplePie_Category|null
- */
- public function get_category($key = 0)
- {
- $categories = $this->get_categories();
- if (isset($categories[$key]))
- {
- return $categories[$key];
- }
-
- return null;
- }
-
- /**
- * Get all categories for the feed
- *
- * Uses `<atom:category>`, `<category>` or `<dc:subject>`
- *
- * @since Unknown
- * @return array|null List of {@see SimplePie_Category} objects
- */
- public 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[] = $this->registry->create('Category', array($term, $scheme, $label));
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
- {
- // This is really the label, but keep this as the term also for BC.
- // Label will also work on retrieving because that falls back to term.
- $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- if (isset($category['attribs']['']['domain']))
- {
- $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- else
- {
- $scheme = null;
- }
- $categories[] = $this->registry->create('Category', array($term, $scheme, null));
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
- {
- $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
- {
- $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
- }
-
- if (!empty($categories))
- {
- return array_unique($categories);
- }
-
- return null;
- }
-
- /**
- * Get an author for the feed
- *
- * @since 1.1
- * @param int $key The author that you want to return. Remember that arrays begin with 0, not 1
- * @return SimplePie_Author|null
- */
- public function get_author($key = 0)
- {
- $authors = $this->get_authors();
- if (isset($authors[$key]))
- {
- return $authors[$key];
- }
-
- return null;
- }
-
- /**
- * Get all authors for the feed
- *
- * Uses `<atom:author>`, `<author>`, `<dc:creator>` or `<itunes:author>`
- *
- * @since 1.1
- * @return array|null List of {@see SimplePie_Author} objects
- */
- public 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[] = $this->registry->create('Author', array($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[] = $this->registry->create('Author', array($name, $url, $email));
- }
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
- {
- $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
- {
- $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
- }
- foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
- {
- $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
- }
-
- if (!empty($authors))
- {
- return array_unique($authors);
- }
-
- return null;
- }
-
- /**
- * Get a contributor for the feed
- *
- * @since 1.1
- * @param int $key The contrbutor that you want to return. Remember that arrays begin with 0, not 1
- * @return SimplePie_Author|null
- */
- public function get_contributor($key = 0)
- {
- $contributors = $this->get_contributors();
- if (isset($contributors[$key]))
- {
- return $contributors[$key];
- }
-
- return null;
- }
-
- /**
- * Get all contributors for the feed
- *
- * Uses `<atom:contributor>`
- *
- * @since 1.1
- * @return array|null List of {@see SimplePie_Author} objects
- */
- public 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[] = $this->registry->create('Author', array($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[] = $this->registry->create('Author', array($name, $url, $email));
- }
- }
-
- if (!empty($contributors))
- {
- return array_unique($contributors);
- }
-
- return null;
- }
-
- /**
- * Get a single link for the feed
- *
- * @since 1.0 (previously called `get_feed_link` since Preview Release, `get_feed_permalink()` since 0.8)
- * @param int $key The link that you want to return. Remember that arrays begin with 0, not 1
- * @param string $rel The relationship of the link to return
- * @return string|null Link URL
- */
- public function get_link($key = 0, $rel = 'alternate')
- {
- $links = $this->get_links($rel);
- if (isset($links[$key]))
- {
- return $links[$key];
- }
-
- return null;
- }
-
- /**
- * Get the permalink for the item
- *
- * Returns the first link available with a relationship of "alternate".
- * Identical to {@see get_link()} with key 0
- *
- * @see get_link
- * @since 1.0 (previously called `get_feed_link` since Preview Release, `get_feed_permalink()` since 0.8)
- * @internal Added for parity between the parent-level and the item/entry-level.
- * @return string|null Link URL
- */
- public function get_permalink()
- {
- return $this->get_link(0);
- }
-
- /**
- * Get all links for the feed
- *
- * Uses `<atom:link>` or `<link>`
- *
- * @since Beta 2
- * @param string $rel The relationship of links to return
- * @return array|null Links found for the feed (strings)
- */
- public function get_links($rel = 'alternate')
- {
- if (!isset($this->data['links']))
- {
- $this->data['links'] = array();
- if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
- {
- foreach ($links as $link)
- {
- if (isset($link['attribs']['']['href']))
- {
- $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
- $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
- }
- }
- }
- if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
- {
- foreach ($links as $link)
- {
- if (isset($link['attribs']['']['href']))
- {
- $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
- $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
-
- }
- }
- }
- if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
- {
- $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
- }
- if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
- {
- $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
- }
- if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
- {
- $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
- }
-
- $keys = array_keys($this->data['links']);
- foreach ($keys as $key)
- {
- if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
- {
- if (isset($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['headers']['link']))
- {
- $link_headers = $this->data['headers']['link'];
- if (is_string($link_headers)) {
- $link_headers = array($link_headers);
- }
- $matches = preg_filter('/<([^>]+)>; rel='.preg_quote($rel).'/', '$1', $link_headers);
- if (!empty($matches)) {
- return $matches;
- }
- }
-
- if (isset($this->data['links'][$rel]))
- {
- return $this->data['links'][$rel];
- }
-
- return null;
- }
-
- public function get_all_discovered_feeds()
- {
- return $this->all_discovered_feeds;
- }
-
- /**
- * Get the content for the item
- *
- * Uses `<atom:subtitle>`, `<atom:tagline>`, `<description>`,
- * `<dc:description>`, `<itunes:summary>` or `<itunes:subtitle>`
- *
- * @since 1.0 (previously called `get_feed_description()` since 0.8)
- * @return string|null
- */
- public function get_description()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
- {
- return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($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'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
- }
-
- return null;
- }
-
- /**
- * Get the copyright info for the feed
- *
- * Uses `<atom:rights>`, `<atom:copyright>` or `<dc:rights>`
- *
- * @since 1.0 (previously called `get_feed_copyright()` since 0.8)
- * @return string|null
- */
- public function get_copyright()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
- {
- return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($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'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
-
- return null;
- }
-
- /**
- * Get the language for the feed
- *
- * Uses `<language>`, `<dc:language>`, or @xml_lang
- *
- * @since 1.0 (previously called `get_feed_language()` since 0.8)
- * @return string|null
- */
- public function get_language()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang']))
- {
- return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang']))
- {
- return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang']))
- {
- return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif (isset($this->data['headers']['content-language']))
- {
- return $this->sanitize($this->data['headers']['content-language'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
-
- return null;
- }
-
- /**
- * Get the latitude coordinates for the item
- *
- * Compatible with the W3C WGS84 Basic Geo and GeoRSS specifications
- *
- * Uses `<geo:lat>` or `<georss:point>`
- *
- * @since 1.0
- * @link http://www.w3.org/2003/01/geo/ W3C WGS84 Basic Geo
- * @link http://www.georss.org/ GeoRSS
- * @return string|null
- */
- public function get_latitude()
- {
-
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
- {
- return (float) $return[0]['data'];
- }
- elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
- {
- return (float) $match[1];
- }
-
- return null;
- }
-
- /**
- * Get the longitude coordinates for the feed
- *
- * Compatible with the W3C WGS84 Basic Geo and GeoRSS specifications
- *
- * Uses `<geo:long>`, `<geo:lon>` or `<georss:point>`
- *
- * @since 1.0
- * @link http://www.w3.org/2003/01/geo/ W3C WGS84 Basic Geo
- * @link http://www.georss.org/ GeoRSS
- * @return string|null
- */
- public function get_longitude()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
- {
- return (float) $return[0]['data'];
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
- {
- return (float) $return[0]['data'];
- }
- elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
- {
- return (float) $match[2];
- }
-
- return null;
- }
-
- /**
- * Get the feed logo's title
- *
- * RSS 0.9.0, 1.0 and 2.0 feeds are allowed to have a "feed logo" title.
- *
- * Uses `<image><title>` or `<image><dc:title>`
- *
- * @return string|null
- */
- public function get_image_title()
- {
- if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
- }
-
- return null;
- }
-
- /**
- * Get the feed logo's URL
- *
- * RSS 0.9.0, 2.0, Atom 1.0, and feeds with iTunes RSS tags are allowed to
- * have a "feed logo" URL. This points directly to the image itself.
- *
- * Uses `<itunes:image>`, `<atom:logo>`, `<atom:icon>`,
- * `<image><title>` or `<image><dc:title>`
- *
- * @return string|null
- */
- public function get_image_url()
- {
- if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
- {
- return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'url'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'url'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
-
- return null;
- }
-
-
- /**
- * Get the feed logo's link
- *
- * RSS 0.9.0, 1.0 and 2.0 feeds are allowed to have a "feed logo" link. This
- * points to a human-readable page that the image should link to.
- *
- * Uses `<itunes:image>`, `<atom:logo>`, `<atom:icon>`,
- * `<image><title>` or `<image><dc:title>`
- *
- * @return string|null
- */
- public function get_image_link()
- {
- if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
- elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
- {
- return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
- }
-
- return null;
- }
-
- /**
- * Get the feed logo's link
- *
- * RSS 2.0 feeds are allowed to have a "feed logo" width.
- *
- * Uses `<image><width>` or defaults to 88.0 if no width is specified and
- * the feed is an RSS 2.0 feed.
- *
- * @return int|float|null
- */
- public function get_image_width()
- {
- if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'width'))
- {
- return round($return[0]['data']);
- }
- elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
- {
- return 88.0;
- }
-
- return null;
- }
-
- /**
- * Get the feed logo's height
- *
- * RSS 2.0 feeds are allowed to have a "feed logo" height.
- *
- * Uses `<image><height>` or defaults to 31.0 if no height is specified and
- * the feed is an RSS 2.0 feed.
- *
- * @return int|float|null
- */
- public function get_image_height()
- {
- if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'height'))
- {
- return round($return[0]['data']);
- }
- elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
- {
- return 31.0;
- }
-
- return null;
- }
-
- /**
- * Get the number of items in the feed
- *
- * This is well-suited for {@link http://php.net/for for()} loops with
- * {@see get_item()}
- *
- * @param int $max Maximum value to return. 0 for no limit
- * @return int Number of items in the feed
- */
- public function get_item_quantity($max = 0)
- {
- $max = (int) $max;
- $qty = count($this->get_items());
- if ($max === 0)
- {
- return $qty;
- }
-
- return ($qty > $max) ? $max : $qty;
- }
-
- /**
- * Get a single item from the feed
- *
- * This is better suited for {@link http://php.net/for for()} loops, whereas
- * {@see get_items()} is better suited for
- * {@link http://php.net/foreach foreach()} loops.
- *
- * @see get_item_quantity()
- * @since Beta 2
- * @param int $key The item that you want to return. Remember that arrays begin with 0, not 1
- * @return SimplePie_Item|null
- */
- public function get_item($key = 0)
- {
- $items = $this->get_items();
- if (isset($items[$key]))
- {
- return $items[$key];
- }
-
- return null;
- }
-
- /**
- * Get all items from the feed
- *
- * This is better suited for {@link http://php.net/for for()} loops, whereas
- * {@see get_items()} is better suited for
- * {@link http://php.net/foreach foreach()} loops.
- *
- * @see get_item_quantity
- * @since Beta 2
- * @param int $start Index to start at
- * @param int $end Number of items to return. 0 for all items after `$start`
- * @return SimplePie_Item[]|null List of {@see SimplePie_Item} objects
- */
- public function get_items($start = 0, $end = 0)
- {
- if (!isset($this->data['items']))
- {
- if (!empty($this->multifeed_objects))
- {
- $this->data['items'] = SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit);
- if (empty($this->data['items']))
- {
- return array();
- }
- return $this->data['items'];
- }
- $this->data['items'] = array();
- if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry'))
- {
- $keys = array_keys($items);
- foreach ($keys as $key)
- {
- $this->data['items'][] = $this->registry->create('Item', array($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'][] = $this->registry->create('Item', array($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'][] = $this->registry->create('Item', array($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'][] = $this->registry->create('Item', array($this, $items[$key]));
- }
- }
- if ($items = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'item'))
- {
- $keys = array_keys($items);
- foreach ($keys as $key)
- {
- $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
- }
- }
- }
-
- if (empty($this->data['items']))
- {
- return array();
- }
-
- if ($this->order_by_date)
- {
- if (!isset($this->data['ordered_items']))
- {
- $this->data['ordered_items'] = $this->data['items'];
- usort($this->data['ordered_items'], array(get_class($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, $start);
- }
-
- return array_slice($items, $start, $end);
- }
-
- /**
- * Set the favicon handler
- *
- * @deprecated Use your own favicon handling instead
- */
- public function set_favicon_handler($page = false, $qs = 'i')
- {
- $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
- trigger_error('Favicon handling has been removed, please use your own handling', $level);
- return false;
- }
-
- /**
- * Get the favicon for the current feed
- *
- * @deprecated Use your own favicon handling instead
- */
- public function get_favicon()
- {
- $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
- trigger_error('Favicon handling has been removed, please use your own handling', $level);
-
- if (($url = $this->get_link()) !== null)
- {
- return 'https://www.google.com/s2/favicons?domain=' . urlencode($url);
- }
-
- return false;
- }
-
- /**
- * Magic method handler
- *
- * @param string $method Method name
- * @param array $args Arguments to the method
- * @return mixed
- */
- public function __call($method, $args)
- {
- if (strpos($method, 'subscribe_') === 0)
- {
- $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
- trigger_error('subscribe_*() has been deprecated, implement the callback yourself', $level);
- return '';
- }
- if ($method === 'enable_xml_dump')
- {
- $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
- trigger_error('enable_xml_dump() has been deprecated, use get_raw_data() instead', $level);
- return false;
- }
-
- $class = get_class($this);
- $trace = debug_backtrace(); // phpcs:ignore PHPCompatibility.FunctionUse.ArgumentFunctionsReportCurrentValue.NeedsInspection
- $file = $trace[0]['file'];
- $line = $trace[0]['line'];
- trigger_error("Call to undefined method $class::$method() in $file on line $line", E_USER_ERROR);
- }
-
- /**
- * Sorting callback for items
- *
- * @access private
- * @param SimplePie $a
- * @param SimplePie $b
- * @return boolean
- */
- public static function sort_items($a, $b)
- {
- $a_date = $a->get_date('U');
- $b_date = $b->get_date('U');
- if ($a_date && $b_date) {
- return $a_date > $b_date ? -1 : 1;
- }
- // Sort items without dates to the top.
- if ($a_date) {
- return 1;
- }
- if ($b_date) {
- return -1;
- }
- return 0;
- }
-
- /**
- * Merge items from several feeds into one
- *
- * If you're merging multiple feeds together, they need to all have dates
- * for the items or else SimplePie will refuse to sort them.
- *
- * @link http://simplepie.org/wiki/tutorial/sort_multiple_feeds_by_time_and_date#if_feeds_require_separate_per-feed_settings
- * @param array $urls List of SimplePie feed objects to merge
- * @param int $start Starting item
- * @param int $end Number of items to return
- * @param int $limit Maximum number of items per feed
- * @return array
- */
- public static function merge_items($urls, $start = 0, $end = 0, $limit = 0)
- {
- if (is_array($urls) && sizeof($urls) > 0)
- {
- $items = array();
- foreach ($urls as $arg)
- {
- if ($arg instanceof SimplePie)
- {
- $items = array_merge($items, $arg->get_items(0, $limit));
- }
- else
- {
- trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
- }
- }
-
- usort($items, array(get_class($urls[0]), 'sort_items'));
-
- if ($end === 0)
- {
- return array_slice($items, $start);
- }
-
- return array_slice($items, $start, $end);
- }
-
- trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
- return array();
- }
-
- /**
- * Store PubSubHubbub links as headers
- *
- * There is no way to find PuSH links in the body of a microformats feed,
- * so they are added to the headers when found, to be used later by get_links.
- * @param SimplePie_File $file
- * @param string $hub
- * @param string $self
- */
- private function store_links(&$file, $hub, $self) {
- if (isset($file->headers['link']['hub']) ||
- (isset($file->headers['link']) &&
- preg_match('/rel=hub/', $file->headers['link'])))
- {
- return;
- }
-
- if ($hub)
- {
- if (isset($file->headers['link']))
- {
- if ($file->headers['link'] !== '')
- {
- $file->headers['link'] = ', ';
- }
- }
- else
- {
- $file->headers['link'] = '';
- }
- $file->headers['link'] .= '<'.$hub.'>; rel=hub';
- if ($self)
- {
- $file->headers['link'] .= ', <'.$self.'>; rel=self';
- }
- }
- }
-}
-endif;