<?php
/**
- * API for fetching the HTML to embed remote content based on a provided URL.
- * Used internally by the {@link WP_Embed} class, but is designed to be generic.
+ * API for fetching the HTML to embed remote content based on a provided URL
+ *
+ * Used internally by the WP_Embed class, but is designed to be generic.
*
* @link https://codex.wordpress.org/oEmbed oEmbed Codex Article
* @link http://oembed.com/ oEmbed Homepage
*/
/**
- * oEmbed class.
+ * Core class used to implement oEmbed functionality.
*
- * @package WordPress
- * @subpackage oEmbed
* @since 2.9.0
*/
class WP_oEmbed {
+
+ /**
+ * A list of oEmbed providers.
+ *
+ * @since 2.9.0
+ * @access public
+ * @var array
+ */
public $providers = array();
+
+ /**
+ * A list of an early oEmbed providers.
+ *
+ * @since 4.0.0
+ * @access public
+ * @static
+ * @var array
+ */
public static $early_providers = array();
+ /**
+ * A list of private/protected methods, used for backwards compatibility.
+ *
+ * @since 4.2.0
+ * @access private
+ * @var array
+ */
private $compat_methods = array( '_fetch_with_format', '_parse_json', '_parse_xml', '_parse_body' );
/**
- * Constructor
+ * Constructor.
*
* @since 2.9.0
+ * @access public
*/
public function __construct() {
+ $host = urlencode( home_url() );
$providers = array(
- '#http://(www\.)?youtube\.com/watch.*#i' => array( 'http://www.youtube.com/oembed', true ),
- '#https://(www\.)?youtube\.com/watch.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
- '#http://(www\.)?youtube\.com/playlist.*#i' => array( 'http://www.youtube.com/oembed', true ),
- '#https://(www\.)?youtube\.com/playlist.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
- '#http://youtu\.be/.*#i' => array( 'http://www.youtube.com/oembed', true ),
- '#https://youtu\.be/.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
- 'http://blip.tv/*' => array( 'http://blip.tv/oembed/', false ),
- '#https?://(.+\.)?vimeo\.com/.*#i' => array( 'http://vimeo.com/api/oembed.{format}', true ),
- '#https?://(www\.)?dailymotion\.com/.*#i' => array( 'http://www.dailymotion.com/services/oembed', true ),
- 'http://dai.ly/*' => array( 'http://www.dailymotion.com/services/oembed', false ),
- '#https?://(www\.)?flickr\.com/.*#i' => array( 'https://www.flickr.com/services/oembed/', true ),
- '#https?://flic\.kr/.*#i' => array( 'https://www.flickr.com/services/oembed/', true ),
- '#https?://(.+\.)?smugmug\.com/.*#i' => array( 'http://api.smugmug.com/services/oembed/', true ),
- '#https?://(www\.)?hulu\.com/watch/.*#i' => array( 'http://www.hulu.com/api/oembed.{format}', true ),
- 'http://i*.photobucket.com/albums/*' => array( 'http://photobucket.com/oembed', false ),
- 'http://gi*.photobucket.com/groups/*' => array( 'http://photobucket.com/oembed', false ),
- '#https?://(www\.)?scribd\.com/doc/.*#i' => array( 'http://www.scribd.com/services/oembed', true ),
- '#https?://wordpress.tv/.*#i' => array( 'http://wordpress.tv/oembed/', true ),
- '#https?://(.+\.)?polldaddy\.com/.*#i' => array( 'https://polldaddy.com/oembed/', true ),
- '#https?://poll\.fm/.*#i' => array( 'https://polldaddy.com/oembed/', true ),
- '#https?://(www\.)?funnyordie\.com/videos/.*#i' => array( 'http://www.funnyordie.com/oembed', true ),
- '#https?://(www\.)?twitter\.com/.+?/status(es)?/.*#i' => array( 'https://api.twitter.com/1/statuses/oembed.{format}', true ),
- '#https?://vine.co/v/.*#i' => array( 'https://vine.co/oembed.{format}', true ),
- '#https?://(www\.)?soundcloud\.com/.*#i' => array( 'http://soundcloud.com/oembed', true ),
- '#https?://(.+?\.)?slideshare\.net/.*#i' => array( 'https://www.slideshare.net/api/oembed/2', true ),
- '#https?://instagr(\.am|am\.com)/p/.*#i' => array( 'https://api.instagram.com/oembed', true ),
- '#https?://(www\.)?rdio\.com/.*#i' => array( 'http://www.rdio.com/api/oembed/', true ),
- '#https?://rd\.io/x/.*#i' => array( 'http://www.rdio.com/api/oembed/', true ),
- '#https?://(open|play)\.spotify\.com/.*#i' => array( 'https://embed.spotify.com/oembed/', true ),
- '#https?://(.+\.)?imgur\.com/.*#i' => array( 'http://api.imgur.com/oembed', true ),
- '#https?://(www\.)?meetu(\.ps|p\.com)/.*#i' => array( 'http://api.meetup.com/oembed', true ),
- '#https?://(www\.)?issuu\.com/.+/docs/.+#i' => array( 'http://issuu.com/oembed_wp', true ),
- '#https?://(www\.)?collegehumor\.com/video/.*#i' => array( 'http://www.collegehumor.com/oembed.{format}', true ),
- '#https?://(www\.)?mixcloud\.com/.*#i' => array( 'http://www.mixcloud.com/oembed', true ),
- '#https?://(www\.|embed\.)?ted\.com/talks/.*#i' => array( 'http://www.ted.com/talks/oembed.{format}', true ),
- '#https?://(www\.)?(animoto|video214)\.com/play/.*#i' => array( 'http://animoto.com/oembeds/create', true ),
- '#https?://(.+)\.tumblr\.com/post/.*#i' => array( 'https://www.tumblr.com/oembed/1.0', true ),
- '#https?://(www\.)?kickstarter\.com/projects/.*#i' => array( 'https://www.kickstarter.com/services/oembed', true ),
- '#https?://kck\.st/.*#i' => array( 'https://www.kickstarter.com/services/oembed', true ),
+ '#http://((m|www)\.)?youtube\.com/watch.*#i' => array( 'http://www.youtube.com/oembed', true ),
+ '#https://((m|www)\.)?youtube\.com/watch.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
+ '#http://((m|www)\.)?youtube\.com/playlist.*#i' => array( 'http://www.youtube.com/oembed', true ),
+ '#https://((m|www)\.)?youtube\.com/playlist.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
+ '#http://youtu\.be/.*#i' => array( 'http://www.youtube.com/oembed', true ),
+ '#https://youtu\.be/.*#i' => array( 'http://www.youtube.com/oembed?scheme=https', true ),
+ '#https?://(.+\.)?vimeo\.com/.*#i' => array( 'http://vimeo.com/api/oembed.{format}', true ),
+ '#https?://(www\.)?dailymotion\.com/.*#i' => array( 'https://www.dailymotion.com/services/oembed', true ),
+ '#https?://dai.ly/.*#i' => array( 'https://www.dailymotion.com/services/oembed', true ),
+ '#https?://(www\.)?flickr\.com/.*#i' => array( 'https://www.flickr.com/services/oembed/', true ),
+ '#https?://flic\.kr/.*#i' => array( 'https://www.flickr.com/services/oembed/', true ),
+ '#https?://(.+\.)?smugmug\.com/.*#i' => array( 'http://api.smugmug.com/services/oembed/', true ),
+ '#https?://(www\.)?hulu\.com/watch/.*#i' => array( 'http://www.hulu.com/api/oembed.{format}', true ),
+ 'http://i*.photobucket.com/albums/*' => array( 'http://api.photobucket.com/oembed', false ),
+ 'http://gi*.photobucket.com/groups/*' => array( 'http://api.photobucket.com/oembed', false ),
+ '#https?://(www\.)?scribd\.com/doc/.*#i' => array( 'http://www.scribd.com/services/oembed', true ),
+ '#https?://wordpress.tv/.*#i' => array( 'http://wordpress.tv/oembed/', true ),
+ '#https?://(.+\.)?polldaddy\.com/.*#i' => array( 'https://polldaddy.com/oembed/', true ),
+ '#https?://poll\.fm/.*#i' => array( 'https://polldaddy.com/oembed/', true ),
+ '#https?://(www\.)?funnyordie\.com/videos/.*#i' => array( 'http://www.funnyordie.com/oembed', true ),
+ '#https?://(www\.)?twitter\.com/.+?/status(es)?/.*#i' => array( 'https://publish.twitter.com/oembed', true ),
+ '#https?://(www\.)?twitter\.com/.+?/timelines/.*#i' => array( 'https://publish.twitter.com/oembed', true ),
+ '#https?://(www\.)?twitter\.com/i/moments/.*#i' => array( 'https://publish.twitter.com/oembed', true ),
+ '#https?://vine.co/v/.*#i' => array( 'https://vine.co/oembed.{format}', true ),
+ '#https?://(www\.)?soundcloud\.com/.*#i' => array( 'http://soundcloud.com/oembed', true ),
+ '#https?://(.+?\.)?slideshare\.net/.*#i' => array( 'https://www.slideshare.net/api/oembed/2', true ),
+ '#https?://(www\.)?instagr(\.am|am\.com)/p/.*#i' => array( 'https://api.instagram.com/oembed', true ),
+ '#https?://(open|play)\.spotify\.com/.*#i' => array( 'https://embed.spotify.com/oembed/', true ),
+ '#https?://(.+\.)?imgur\.com/.*#i' => array( 'http://api.imgur.com/oembed', true ),
+ '#https?://(www\.)?meetu(\.ps|p\.com)/.*#i' => array( 'http://api.meetup.com/oembed', true ),
+ '#https?://(www\.)?issuu\.com/.+/docs/.+#i' => array( 'http://issuu.com/oembed_wp', true ),
+ '#https?://(www\.)?collegehumor\.com/video/.*#i' => array( 'http://www.collegehumor.com/oembed.{format}', true ),
+ '#https?://(www\.)?mixcloud\.com/.*#i' => array( 'http://www.mixcloud.com/oembed', true ),
+ '#https?://(www\.|embed\.)?ted\.com/talks/.*#i' => array( 'http://www.ted.com/talks/oembed.{format}', true ),
+ '#https?://(www\.)?(animoto|video214)\.com/play/.*#i' => array( 'https://animoto.com/oembeds/create', true ),
+ '#https?://(.+)\.tumblr\.com/post/.*#i' => array( 'https://www.tumblr.com/oembed/1.0', true ),
+ '#https?://(www\.)?kickstarter\.com/projects/.*#i' => array( 'https://www.kickstarter.com/services/oembed', true ),
+ '#https?://kck\.st/.*#i' => array( 'https://www.kickstarter.com/services/oembed', true ),
+ '#https?://cloudup\.com/.*#i' => array( 'https://cloudup.com/oembed', true ),
+ '#https?://(www\.)?reverbnation\.com/.*#i' => array( 'https://www.reverbnation.com/oembed', true ),
+ '#https?://videopress.com/v/.*#' => array( 'https://public-api.wordpress.com/oembed/1.0/?for=' . $host, true ),
+ '#https?://(www\.)?reddit\.com/r/[^/]+/comments/.*#i' => array( 'https://www.reddit.com/oembed', true ),
+ '#https?://(www\.)?speakerdeck\.com/.*#i' => array( 'https://speakerdeck.com/oembed.{format}', true ),
);
if ( ! empty( self::$early_providers['add'] ) ) {
self::$early_providers = array();
/**
- * Filter the list of oEmbed providers.
+ * Filter the list of whitelisted oEmbed providers.
*
- * Discovery is disabled for users lacking the unfiltered_html capability.
- * Only providers in this array will be used for those users.
+ * Since WordPress 4.4, oEmbed discovery is enabled for all users and allows embedding of sanitized
+ * iframes. The providers in this list are whitelisted, meaning they are trusted and allowed to
+ * embed any content, such as iframes, videos, JavaScript, and arbitrary HTML.
*
* Supported providers:
*
- * | ------------ | -------------------- | ----- | --------- |
- * | Provider | Flavor | SSL | Since |
- * | ------------ | -------------------- | ----- | --------- |
- * | Blip | blip.tv | ! | 2.9.0 |
- * | Dailymotion | dailymotion.com | Yes | 2.9.0 |
- * | Flickr | flickr.com | Yes | 2.9.0 |
- * | Hulu | hulu.com | Yes | 2.9.0 |
- * | Photobucket | photobucket.com | ! | 2.9.0 |
- * | Scribd | scribd.com | Yes | 2.9.0 |
- * | Vimeo | vimeo.com | Yes | 2.9.0 |
- * | WordPress.tv | wordpress.tv | Yes | 2.9.0 |
- * | YouTube | youtube.com/watch | Yes | 2.9.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Funny or Die | funnyordie.com | Yes | 3.0.0 |
- * | Polldaddy | polldaddy.com | Yes | 3.0.0 |
- * | SmugMug | smugmug.com | Yes | 3.0.0 |
- * | YouTube | youtu.be | Yes | 3.0.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Twitter | twitter.com | Yes | 3.4.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Instagram | instagram.com | Yes | 3.5.0 |
- * | Instagram | instagr.am | Yes | 3.5.0 |
- * | Slideshare | slideshare.net | Yes | 3.5.0 |
- * | SoundCloud | soundcloud.com | Yes | 3.5.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Dailymotion | dai.ly | ! | 3.6.0 |
- * | Flickr | flic.kr | Yes | 3.6.0 |
- * | Rdio | rdio.com | Yes | 3.6.0 |
- * | Rdio | rd.io | Yes | 3.6.0 |
- * | Spotify | spotify.com | Yes | 3.6.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Imgur | imgur.com | Yes | 3.9.0 |
- * | Meetup.com | meetup.com | Yes | 3.9.0 |
- * | Meetup.com | meetu.ps | Yes | 3.9.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Animoto | animoto.com | Yes | 4.0.0 |
- * | Animoto | video214.com | Yes | 4.0.0 |
- * | CollegeHumor | collegehumor.com | Yes | 4.0.0 |
- * | Issuu | issuu.com | Yes | 4.0.0 |
- * | Mixcloud | mixcloud.com | Yes | 4.0.0 |
- * | Polldaddy | poll.fm | Yes | 4.0.0 |
- * | TED | ted.com | Yes | 4.0.0 |
- * | YouTube | youtube.com/playlist | Yes | 4.0.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Vine | vine.co | Yes | 4.1.0 |
- * | ------------ | -------------------- | ----- | --------- |
- * | Tumblr | tumblr.com | Yes | 4.2.0 |
- * | Kickstarter | kickstarter.com | Yes | 4.2.0 |
- * | Kickstarter | kck.st | Yes | 4.2.0 |
- * | ------------ | -------------------- | ----- | --------- |
+ * | Provider | Flavor | Supports HTTPS | Since |
+ * | ------------ | --------------------- | :------------: | --------- |
+ * | Dailymotion | dailymotion.com | Yes | 2.9.0 |
+ * | Flickr | flickr.com | Yes | 2.9.0 |
+ * | Hulu | hulu.com | Yes | 2.9.0 |
+ * | Photobucket | photobucket.com | No | 2.9.0 |
+ * | Scribd | scribd.com | Yes | 2.9.0 |
+ * | Vimeo | vimeo.com | Yes | 2.9.0 |
+ * | WordPress.tv | wordpress.tv | Yes | 2.9.0 |
+ * | YouTube | youtube.com/watch | Yes | 2.9.0 |
+ * | Funny or Die | funnyordie.com | Yes | 3.0.0 |
+ * | Polldaddy | polldaddy.com | Yes | 3.0.0 |
+ * | SmugMug | smugmug.com | Yes | 3.0.0 |
+ * | YouTube | youtu.be | Yes | 3.0.0 |
+ * | Twitter | twitter.com | Yes | 3.4.0 |
+ * | Instagram | instagram.com | Yes | 3.5.0 |
+ * | Instagram | instagr.am | Yes | 3.5.0 |
+ * | Slideshare | slideshare.net | Yes | 3.5.0 |
+ * | SoundCloud | soundcloud.com | Yes | 3.5.0 |
+ * | Dailymotion | dai.ly | Yes | 3.6.0 |
+ * | Flickr | flic.kr | Yes | 3.6.0 |
+ * | Spotify | spotify.com | Yes | 3.6.0 |
+ * | Imgur | imgur.com | Yes | 3.9.0 |
+ * | Meetup.com | meetup.com | Yes | 3.9.0 |
+ * | Meetup.com | meetu.ps | Yes | 3.9.0 |
+ * | Animoto | animoto.com | Yes | 4.0.0 |
+ * | Animoto | video214.com | Yes | 4.0.0 |
+ * | CollegeHumor | collegehumor.com | Yes | 4.0.0 |
+ * | Issuu | issuu.com | Yes | 4.0.0 |
+ * | Mixcloud | mixcloud.com | Yes | 4.0.0 |
+ * | Polldaddy | poll.fm | Yes | 4.0.0 |
+ * | TED | ted.com | Yes | 4.0.0 |
+ * | YouTube | youtube.com/playlist | Yes | 4.0.0 |
+ * | Vine | vine.co | Yes | 4.1.0 |
+ * | Tumblr | tumblr.com | Yes | 4.2.0 |
+ * | Kickstarter | kickstarter.com | Yes | 4.2.0 |
+ * | Kickstarter | kck.st | Yes | 4.2.0 |
+ * | Cloudup | cloudup.com | Yes | 4.4.0 |
+ * | ReverbNation | reverbnation.com | Yes | 4.4.0 |
+ * | VideoPress | videopress.com | Yes | 4.4.0 |
+ * | Reddit | reddit.com | Yes | 4.4.0 |
+ * | Speaker Deck | speakerdeck.com | Yes | 4.4.0 |
+ * | Twitter | twitter.com/timelines | Yes | 4.5.0 |
+ * | Twitter | twitter.com/moments | Yes | 4.5.0 |
*
* No longer supported providers:
*
- * | ------------ | -------------------- | ----- | --------- | --------- |
- * | Provider | Flavor | SSL | Since | Removed |
- * | ------------ | -------------------- | ----- | --------- | --------- |
- * | Qik | qik.com | Yes | 2.9.0 | 3.9.0 |
- * | ------------ | -------------------- | ----- | --------- | --------- |
- * | Viddler | viddler.com | Yes | 2.9.0 | 4.0.0 |
- * | ------------ | -------------------- | ----- | --------- | --------- |
- * | Revision3 | revision3.com | ! | 2.9.0 | 4.2.0 |
- * | ------------ | -------------------- | ----- | --------- | --------- |
+ * | Provider | Flavor | Supports HTTPS | Since | Removed |
+ * | ------------ | -------------------- | :------------: | --------- | --------- |
+ * | Qik | qik.com | Yes | 2.9.0 | 3.9.0 |
+ * | Viddler | viddler.com | Yes | 2.9.0 | 4.0.0 |
+ * | Revision3 | revision3.com | No | 2.9.0 | 4.2.0 |
+ * | Blip | blip.tv | No | 2.9.0 | 4.4.0 |
+ * | Rdio | rdio.com | Yes | 3.6.0 | 4.4.1 |
+ * | Rdio | rd.io | Yes | 3.6.0 | 4.4.1 |
*
* @see wp_oembed_add_provider()
*
}
/**
- * Make private/protected methods readable for backwards compatibility.
+ * Exposes private/protected methods for backwards compatibility.
*
* @since 4.0.0
* @access public
*
* @param string $url The URL to the content.
* @param string|array $args Optional provider arguments.
- * @return bool|string False on failure, otherwise the oEmbed provider URL.
+ * @return false|string False on failure, otherwise the oEmbed provider URL.
*/
public function get_provider( $url, $args = '' ) {
}
/**
- * Add an oEmbed provider just-in-time when wp_oembed_add_provider() is called
- * before the 'plugins_loaded' hook.
+ * Adds an oEmbed provider.
*
- * The just-in-time addition is for the benefit of the 'oembed_providers' filter.
+ * The provider is removed just-in-time when wp_oembed_add_provider() is called before
+ * the {@see 'plugins_loaded'} hook.
*
+ * The just-in-time addition is for the benefit of the {@see 'oembed_providers'} filter.
+ *
+ * @static
* @since 4.0.0
* @access public
- * @static
*
* @see wp_oembed_add_provider()
*
}
/**
- * Remove an oEmbed provider just-in-time when wp_oembed_remove_provider() is called
- * before the 'plugins_loaded' hook.
+ * Removes an oEmbed provider.
*
- * The just-in-time removal is for the benefit of the 'oembed_providers' filter.
+ * The provider is removed just-in-time when wp_oembed_remove_provider() is called before
+ * the {@see 'plugins_loaded'} hook.
+ *
+ * The just-in-time removal is for the benefit of the {@see 'oembed_providers'} filter.
*
* @since 4.0.0
* @access public
* @see WP_oEmbed::fetch()
* @see WP_oEmbed::data2html()
*
- * @param string $url The URL to the content that should be attempted to be embedded.
- * @param array $args Optional arguments. Usually passed from a shortcode.
+ * @since 2.9.0
+ * @access public
+ *
+ * @param string $url The URL to the content that should be attempted to be embedded.
+ * @param array|string $args Optional. Arguments, usually passed from a shortcode. Default empty.
* @return false|string False on failure, otherwise the UNSANITIZED (and potentially unsafe) HTML that should be used to embed.
*/
public function get_html( $url, $args = '' ) {
/**
* Attempts to discover link tags at the given URL for an oEmbed provider.
*
+ * @since 2.9.0
+ * @access public
+ *
* @param string $url The URL that should be inspected for discovery `<link>` tags.
- * @return bool|string False on failure, otherwise the oEmbed provider URL.
+ * @return false|string False on failure, otherwise the oEmbed provider URL.
*/
public function discover( $url ) {
$providers = array();
+ $args = array(
+ 'limit_response_size' => 153600, // 150 KB
+ );
/**
* Filter oEmbed remote get arguments.
* @param array $args oEmbed remote get arguments.
* @param string $url URL to be inspected.
*/
- $args = apply_filters( 'oembed_remote_get_args', array(), $url );
+ $args = apply_filters( 'oembed_remote_get_args', $args, $url );
// Fetch URL content
$request = wp_safe_remote_get( $url, $args );
) );
// Strip <body>
- $html = substr( $html, 0, stripos( $html, '</head>' ) );
+ if ( $html_head_end = stripos( $html, '</head>' ) ) {
+ $html = substr( $html, 0, $html_head_end );
+ }
// Do a quick check
$tagfound = false;
/**
* Connects to a oEmbed provider and returns the result.
*
- * @param string $provider The URL to the oEmbed provider.
- * @param string $url The URL to the content that is desired to be embedded.
- * @param array $args Optional arguments. Usually passed from a shortcode.
- * @return bool|object False on failure, otherwise the result in the form of an object.
+ * @since 2.9.0
+ * @access public
+ *
+ * @param string $provider The URL to the oEmbed provider.
+ * @param string $url The URL to the content that is desired to be embedded.
+ * @param array|string $args Optional. Arguments, usually passed from a shortcode. Default empty.
+ * @return false|object False on failure, otherwise the result in the form of an object.
*/
public function fetch( $provider, $url, $args = '' ) {
$args = wp_parse_args( $args, wp_embed_defaults( $url ) );
*/
$provider = apply_filters( 'oembed_fetch_url', $provider, $url, $args );
- foreach( array( 'json', 'xml' ) as $format ) {
+ foreach ( array( 'json', 'xml' ) as $format ) {
$result = $this->_fetch_with_format( $provider, $format );
if ( is_wp_error( $result ) && 'not-implemented' == $result->get_error_code() )
continue;
*
* @since 3.0.0
* @access private
+ *
* @param string $provider_url_with_args URL to the provider with full arguments list (url, maxheight, etc.)
* @param string $format Format to use
- * @return bool|object False on failure, otherwise the result in the form of an object.
+ * @return false|object|WP_Error False on failure, otherwise the result in the form of an object.
*/
private function _fetch_with_format( $provider_url_with_args, $format ) {
$provider_url_with_args = add_query_arg( 'format', $format, $provider_url_with_args );
*
* @since 3.0.0
* @access private
+ *
+ * @param string $response_body
+ * @return object|false
*/
private function _parse_json( $response_body ) {
- return ( ( $data = json_decode( trim( $response_body ) ) ) && is_object( $data ) ) ? $data : false;
+ $data = json_decode( trim( $response_body ) );
+ return ( $data && is_object( $data ) ) ? $data : false;
}
/**
*
* @since 3.0.0
* @access private
+ *
+ * @param string $response_body
+ * @return object|false
*/
private function _parse_xml( $response_body ) {
if ( ! function_exists( 'libxml_disable_entity_loader' ) )
}
/**
- * Helper function for parsing an XML response body.
+ * Serves as a helper function for parsing an XML response body.
*
* @since 3.6.0
* @access private
+ *
+ * @param string $response_body
+ * @return object|false
*/
private function _parse_xml_body( $response_body ) {
- if ( ! function_exists( 'simplexml_import_dom' ) || ! class_exists( 'DOMDocument' ) )
+ if ( ! function_exists( 'simplexml_import_dom' ) || ! class_exists( 'DOMDocument', false ) )
return false;
$dom = new DOMDocument;
}
/**
- * Converts a data object from {@link WP_oEmbed::fetch()} and returns the HTML.
+ * Converts a data object from WP_oEmbed::fetch() and returns the HTML.
+ *
+ * @since 2.9.0
+ * @access public
*
* @param object $data A data object result from an oEmbed provider.
* @param string $url The URL to the content that is desired to be embedded.
}
/**
- * Strip any new lines from the HTML.
+ * Strips any new lines from the HTML.
*
+ * @since 2.9.0 as strip_scribd_newlines()
+ * @since 3.0.0
* @access public
+ *
* @param string $html Existing HTML.
* @param object $data Data object from WP_oEmbed::data2html()
* @param string $url The original URL passed to oEmbed.
}
/**
- * Returns the initialized {@link WP_oEmbed} object
+ * Returns the initialized WP_oEmbed object.
*
* @since 2.9.0
* @access private
*
- * @see WP_oEmbed
+ * @staticvar WP_oEmbed $wp_oembed
*
* @return WP_oEmbed object.
*/
function _wp_oembed_get_object() {
- static $wp_oembed;
+ static $wp_oembed = null;
- if ( is_null($wp_oembed) )
+ if ( is_null( $wp_oembed ) ) {
$wp_oembed = new WP_oEmbed();
-
+ }
return $wp_oembed;
}
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