ID ) ) return $tags; $summary = Jetpack_Media_Summary::get( $post->ID ); if ( 'image' != $summary['type'] ) return $tags; $tags['og:image'] = $summary['image']; $tags['og:image:secure_url'] = $summary['secure']['image']; return $tags; } add_filter( 'jetpack_open_graph_tags', 'enhanced_og_image' ); /** * Better OG Image Tags for Gallery Post Formats */ function enhanced_og_gallery( $tags ) { if ( !is_singular() || post_password_required() ) return $tags; global $post; // Always favor featured images. if ( enhanced_og_has_featured_image( $post->ID ) ) return $tags; $summary = Jetpack_Media_Summary::get( $post->ID ); if ( 'gallery' != $summary['type'] ) return $tags; if( !isset( $summary['images'] ) || !is_array( $summary['images'] ) || empty( $summary['images'] ) ) return $tags; $images = $secures = array(); foreach ( $summary['images'] as $i => $image ) { $images[] = $image['url']; $secures[] = $summary['secure']['images'][$i]['url']; } $tags['og:image'] = $images; $tags['og:image:secure_url'] = $secures; return $tags; } add_filter( 'jetpack_open_graph_tags', 'enhanced_og_gallery' ); /** * Allows VideoPress, YouTube, and Vimeo videos to play inline on Facebook */ function enhanced_og_video( $tags ) { if ( !is_singular() || post_password_required() ) return $tags; global $post; // Always favor featured images. if ( enhanced_og_has_featured_image( $post->ID ) ) return $tags; $summary = Jetpack_Media_Summary::get( $post->ID ); if ( 'video' != $summary['type'] ) { if ( $summary['count']['video'] > 0 && $summary['count']['image'] < 1 ) { $tags['og:image'] = $summary['image']; $tags['og:image:secure_url'] = $summary['secure']['image']; } return $tags; } $tags['og:image'] = $summary['image']; $tags['og:image:secure_url'] = $summary['secure']['image']; $tags['og:video:type'] = 'application/x-shockwave-flash'; $video_url = $summary['video']; $secure_video_url = $summary['secure']['video']; if ( preg_match( '/((youtube|vimeo)\.com|youtu.be)/', $video_url ) ) { if ( strstr( $video_url, 'youtube' ) ) { $id = jetpack_get_youtube_id( $video_url ); $video_url = 'http://www.youtube.com/v/' . $id . '?version=3&autohide=1'; $secure_video_url = 'https://www.youtube.com/v/' . $id . '?version=3&autohide=1'; } else if ( strstr( $video_url, 'vimeo' ) ) { preg_match( '|vimeo\.com/(\d+)/?$|i', $video_url, $match ); $id = (int) $match[1]; $video_url = 'http://vimeo.com/moogaloop.swf?clip_id=' . $id; $secure_video_url = 'https://vimeo.com/moogaloop.swf?clip_id=' . $id; } } $tags['og:video'] = $video_url; $tags['og:video:secure_url'] = $secure_video_url; if ( empty( $post->post_title ) ) $tags['og:title'] = sprintf( __( 'Video on %s', 'jetpack' ), get_option( 'blogname' ) ); return $tags; } add_filter( 'jetpack_open_graph_tags', 'enhanced_og_video' ); function enhanced_og_has_featured_image( $post_id ) { $featured = Jetpack_PostImages::from_thumbnail( $post_id, 200, 200 ); if ( !empty( $featured ) && count( $featured ) > 0 ) return true; return false; }