var $providers = array();
/**
- * PHP4 constructor
- */
- function WP_oEmbed() {
- return $this->__construct();
- }
-
- /**
- * PHP5 constructor
+ * Constructor
*
* @uses apply_filters() Filters a list of pre-defined oEmbed providers.
*/
function __construct() {
// List out some popular sites that support oEmbed.
// The WP_Embed class disables discovery for non-unfiltered_html users, so only providers in this array will be used for them.
- // Add to this list using the wp_oembed_add_provider() function (see it's PHPDoc for details).
+ // Add to this list using the wp_oembed_add_provider() function (see its PHPDoc for details).
$this->providers = apply_filters( 'oembed_providers', array(
- '#http://(www\.)?youtube.com/watch.*#i' => array( 'http://www.youtube.com/oembed', true ),
- 'http://blip.tv/file/*' => array( 'http://blip.tv/oembed/', false ),
- '#http://(www\.)?vimeo\.com/.*#i' => array( 'http://www.vimeo.com/api/oembed.{format}', true ),
- '#http://(www\.)?dailymotion\.com/.*#i' => array( 'http://www.dailymotion.com/api/oembed', true ),
- '#http://(www\.)?flickr\.com/.*#i' => array( 'http://www.flickr.com/services/oembed/', true ),
- '#http://(www\.)?hulu\.com/watch/.*#i' => array( 'http://www.hulu.com/api/oembed.{format}', true ),
- '#http://(www\.)?viddler\.com/.*#i' => array( 'http://lab.viddler.com/services/oembed/', true ),
- 'http://qik.com/*' => array( 'http://qik.com/api/oembed.{format}', false ),
- 'http://revision3.com/*' => array( 'http://revision3.com/api/oembed/', false ),
- 'http://i*.photobucket.com/albums/*' => array( 'http://photobucket.com/oembed', false ),
- 'http://gi*.photobucket.com/groups/*' => array( 'http://photobucket.com/oembed', false ),
- '#http://(www\.)?scribd\.com/.*#i' => array( 'http://www.scribd.com/services/oembed', true ),
- 'http://wordpress.tv/*' => array( 'http://wordpress.tv/oembed/', false ),
+ '#http://(www\.)?youtube.com/watch.*#i' => array( 'http://www.youtube.com/oembed', true ),
+ 'http://youtu.be/*' => array( 'http://www.youtube.com/oembed', false ),
+ 'http://blip.tv/*' => array( 'http://blip.tv/oembed/', false ),
+ '#http://(www\.)?vimeo\.com/.*#i' => array( 'http://vimeo.com/api/oembed.{format}', true ),
+ '#http://(www\.)?dailymotion\.com/.*#i' => array( 'http://www.dailymotion.com/api/oembed', true ),
+ '#http://(www\.)?flickr\.com/.*#i' => array( 'http://www.flickr.com/services/oembed/', true ),
+ '#http://(.+\.)?smugmug\.com/.*#i' => array( 'http://api.smugmug.com/services/oembed/', true ),
+ '#http://(www\.)?hulu\.com/watch/.*#i' => array( 'http://www.hulu.com/api/oembed.{format}', true ),
+ '#http://(www\.)?viddler\.com/.*#i' => array( 'http://lab.viddler.com/services/oembed/', true ),
+ 'http://qik.com/*' => array( 'http://qik.com/api/oembed.{format}', false ),
+ 'http://revision3.com/*' => array( 'http://revision3.com/api/oembed/', false ),
+ 'http://i*.photobucket.com/albums/*' => array( 'http://photobucket.com/oembed', false ),
+ 'http://gi*.photobucket.com/groups/*' => array( 'http://photobucket.com/oembed', false ),
+ '#http://(www\.)?scribd\.com/.*#i' => array( 'http://www.scribd.com/services/oembed', true ),
+ 'http://wordpress.tv/*' => array( 'http://wordpress.tv/oembed/', false ),
+ '#http://(.+\.)?polldaddy\.com/.*#i' => array( 'http://polldaddy.com/oembed/', true ),
+ '#http://(www\.)?funnyordie\.com/videos/.*#i' => array( 'http://www.funnyordie.com/oembed', true ),
) );
- // Fix Scribd embeds. They contain new lines in the middle of the HTML which breaks wpautop().
- add_filter( 'oembed_dataparse', array(&$this, 'strip_scribd_newlines'), 10, 3 );
+ // Fix any embeds that contain new lines in the middle of the HTML which breaks wpautop().
+ add_filter( 'oembed_dataparse', array(&$this, '_strip_newlines'), 10, 3 );
}
/**
function fetch( $provider, $url, $args = '' ) {
$args = wp_parse_args( $args, wp_embed_defaults() );
- $provider = add_query_arg( 'format', 'json', $provider ); // JSON is easier to deal with than XML
-
- $provider = add_query_arg( 'maxwidth', $args['width'], $provider );
- $provider = add_query_arg( 'maxheight', $args['height'], $provider );
+ $provider = add_query_arg( 'maxwidth', (int) $args['width'], $provider );
+ $provider = add_query_arg( 'maxheight', (int) $args['height'], $provider );
$provider = add_query_arg( 'url', urlencode($url), $provider );
- if ( !$result = wp_remote_retrieve_body( wp_remote_get( $provider ) ) )
- return false;
-
- $result = trim( $result );
-
- // JSON?
- // Example content: http://vimeo.com/api/oembed.json?url=http%3A%2F%2Fvimeo.com%2F240975
- if ( $data = json_decode($result) ) {
- return $data;
+ 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;
+ return ( $result && ! is_wp_error( $result ) ) ? $result : false;
}
+ return false;
+ }
- // Must be XML. Only parse it if PHP5 is installed. (PHP4 isn't worth the trouble.)
- // Example content: http://vimeo.com/api/oembed.xml?url=http%3A%2F%2Fvimeo.com%2F240975
- elseif ( function_exists('simplexml_load_string') ) {
- $errors = libxml_use_internal_errors( 'true' );
+ /**
+ * Fetches result from an oEmbed provider for a specific format and complete provider URL
+ *
+ * @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.
+ */
+ function _fetch_with_format( $provider_url_with_args, $format ) {
+ $provider_url_with_args = add_query_arg( 'format', $format, $provider_url_with_args );
+ $response = wp_remote_get( $provider_url_with_args );
+ if ( 501 == wp_remote_retrieve_response_code( $response ) )
+ return new WP_Error( 'not-implemented' );
+ if ( ! $body = wp_remote_retrieve_body( $response ) )
+ return false;
+ $parse_method = "_parse_$format";
+ return $this->$parse_method( $body );
+ }
- $data = simplexml_load_string( $result );
+ /**
+ * Parses a json response body.
+ *
+ * @since 3.0.0
+ * @access private
+ */
+ function _parse_json( $response_body ) {
+ return ( ( $data = json_decode( trim( $response_body ) ) ) && is_object( $data ) ) ? $data : false;
+ }
+ /**
+ * Parses an XML response body.
+ *
+ * @since 3.0.0
+ * @access private
+ */
+ function _parse_xml( $response_body ) {
+ if ( function_exists('simplexml_load_string') ) {
+ $errors = libxml_use_internal_errors( 'true' );
+ $data = simplexml_load_string( $response_body );
libxml_use_internal_errors( $errors );
-
- if ( is_object($data) )
+ if ( is_object( $data ) )
return $data;
}
-
return false;
}
return false;
$title = ( !empty($data->title) ) ? $data->title : '';
- $return = '<img src="' . esc_attr( clean_url( $data->url ) ) . '" alt="' . esc_attr($title) . '" width="' . esc_attr($data->width) . '" height="' . esc_attr($data->height) . '" />';
+ $return = '<a href="' . esc_url( $url ) . '"><img src="' . esc_url( $data->url ) . '" alt="' . esc_attr($title) . '" width="' . esc_attr($data->width) . '" height="' . esc_attr($data->height) . '" /></a>';
break;
case 'video':
break;
case 'link':
- $return = ( !empty($data->title) ) ? '<a href="' . clean_url($url) . '">' . esc_html($data->title) . '</a>' : false;
+ $return = ( !empty($data->title) ) ? '<a href="' . esc_url($url) . '">' . esc_html($data->title) . '</a>' : false;
break;
default;
}
/**
- * Strip new lines from the HTML if it's a Scribd embed.
+ * Strip any new lines from the HTML.
*
+ * @access private
* @param string $html Existing HTML.
* @param object $data Data object from WP_oEmbed::data2html()
* @param string $url The original URL passed to oEmbed.
* @return string Possibly modified $html
*/
- function strip_scribd_newlines( $html, $data, $url ) {
- if ( preg_match( '#http://(www\.)?scribd.com/.*#i', $url ) )
+ function _strip_newlines( $html, $data, $url ) {
+ if ( false !== strpos( $html, "\n" ) )
$html = str_replace( array( "\r\n", "\n" ), '', $html );
return $html;
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