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<?php |
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/** |
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* Class Jetpack_Media_Summary |
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* |
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* embed [video] > gallery > image > text |
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*/ |
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class Jetpack_Media_Summary { |
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static function get( $post_id, $blog_id = 0, $args = array() ) { |
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$defaults = array( |
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'max_words' => 16, |
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'max_chars' => 256, |
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); |
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$args = wp_parse_args( $args, $defaults ); |
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$switched = false; |
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if ( !empty( $blog_id ) && $blog_id != get_current_blog_id() && function_exists( 'switch_to_blog' ) ) { |
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switch_to_blog( $blog_id ); |
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$switched = true; |
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} else { |
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$blog_id = get_current_blog_id(); |
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} |
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$post = get_post( $post_id ); |
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$permalink = get_permalink( $post_id ); |
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$return = array( |
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'type' => 'standard', |
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'permalink' => $permalink, |
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'image' => '', |
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'excerpt' => '', |
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'word_count' => 0, |
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'secure' => array( |
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'image' => '', |
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), |
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'count' => array( |
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'image' => 0, |
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'video' => 0, |
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'word' => 0, |
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'link' => 0, |
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), |
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); |
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if ( empty( $post->post_password ) ) { |
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$return['excerpt'] = self::get_excerpt( $post->post_content, $post->post_excerpt, $args['max_words'], $args['max_chars'] ); |
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$return['count']['word'] = self::get_word_count( $post->post_content ); |
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$return['count']['word_remaining'] = self::get_word_remaining_count( $post->post_content, $return['excerpt'] ); |
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$return['count']['link'] = self::get_link_count( $post->post_content ); |
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} |
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$extract = Jetpack_Media_Meta_Extractor::extract( $blog_id, $post_id, Jetpack_Media_Meta_Extractor::ALL ); |
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if ( empty( $extract['has'] ) ) |
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return $return; |
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// Prioritize [some] video embeds |
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if ( !empty( $extract['has']['shortcode'] ) ) { |
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foreach ( $extract['shortcode'] as $type => $data ) { |
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switch ( $type ) { |
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case 'wpvideo': |
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if ( 0 == $return['count']['video'] ) { |
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$return['type'] = 'video'; |
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$return['video'] = esc_url_raw( 'http://s0.videopress.com/player.swf?guid=' . $extract['shortcode']['wpvideo']['id'][0] . '&isDynamicSeeking=true' ); |
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$return['image'] = self::get_video_poster( 'videopress', $extract['shortcode']['wpvideo']['id'][0] ); |
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$return['secure']['video'] = preg_replace( '@http://[^\.]+.videopress.com/@', 'https://v0.wordpress.com/', $return['video'] ); |
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$return['secure']['image'] = str_replace( 'http://videos.videopress.com', 'https://videos.files.wordpress.com', $return['image'] ); |
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} |
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$return['count']['video']++; |
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break; |
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case 'youtube': |
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if ( 0 == $return['count']['video'] ) { |
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$return['type'] = 'video'; |
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$return['video'] = esc_url_raw( 'http://www.youtube.com/watch?feature=player_embedded&v=' . $extract['shortcode']['youtube']['id'][0] ); |
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$return['image'] = self::get_video_poster( 'youtube', $extract['shortcode']['youtube']['id'][0] ); |
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$return['secure']['video'] = self::https( $return['video'] ); |
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$return['secure']['image'] = self::https( $return['image'] ); |
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} |
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$return['count']['video']++; |
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break; |
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case 'vimeo': |
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if ( 0 == $return['count']['video'] ) { |
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$return['type'] = 'video'; |
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$return['video'] = esc_url_raw( 'http://vimeo.com/' . $extract['shortcode']['vimeo']['id'][0] ); |
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$return['secure']['video'] = self::https( $return['video'] ); |
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$poster_image = get_post_meta( $post_id, 'vimeo_poster_image', true ); |
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View Code Duplication |
if ( !empty( $poster_image ) ) { |
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$return['image'] = $poster_image; |
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$poster_url_parts = parse_url( $poster_image ); |
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$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path']; |
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} |
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} |
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$return['count']['video']++; |
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break; |
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} |
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} |
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} |
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if ( !empty( $extract['has']['embed'] ) ) { |
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foreach( $extract['embed']['url'] as $embed ) { |
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if ( preg_match( '/((youtube|vimeo|dailymotion)\.com|youtu.be)/', $embed ) ) { |
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if ( 0 == $return['count']['video'] ) { |
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$return['type'] = 'video'; |
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$return['video'] = 'http://' . $embed; |
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$return['secure']['video'] = self::https( $return['video'] ); |
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if ( false !== strpos( $embed, 'youtube' ) ) { |
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$return['image'] = self::get_video_poster( 'youtube', jetpack_get_youtube_id( $return['video'] ) ); |
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$return['secure']['image'] = self::https( $return['image'] ); |
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} else if ( false !== strpos( $embed, 'youtu.be' ) ) { |
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$youtube_id = jetpack_get_youtube_id( $return['video'] ); |
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$return['video'] = 'http://youtube.com/watch?v=' . $youtube_id . '&feature=youtu.be'; |
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$return['secure']['video'] = self::https( $return['video'] ); |
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$return['image'] = self::get_video_poster( 'youtube', jetpack_get_youtube_id( $return['video'] ) ); |
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$return['secure']['image'] = self::https( $return['image'] ); |
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} else if ( false !== strpos( $embed, 'vimeo' ) ) { |
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$poster_image = get_post_meta( $post_id, 'vimeo_poster_image', true ); |
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View Code Duplication |
if ( !empty( $poster_image ) ) { |
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$return['image'] = $poster_image; |
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$poster_url_parts = parse_url( $poster_image ); |
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$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path']; |
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} |
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} else if ( false !== strpos( $embed, 'dailymotion' ) ) { |
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$return['image'] = str_replace( 'dailymotion.com/video/','dailymotion.com/thumbnail/video/', $embed ); |
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$return['image'] = parse_url( $return['image'], PHP_URL_SCHEME ) === null ? 'http://' . $return['image'] : $return['image']; |
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$return['secure']['image'] = self::https( $return['image'] ); |
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} |
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} |
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$return['count']['video']++; |
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} |
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} |
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} |
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// Do we really want to make the video the primary focus of the post? |
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if ( 'video' == $return['type'] ) { |
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$content = wpautop( strip_tags( $post->post_content ) ); |
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$paragraphs = explode( '</p>', $content ); |
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$number_of_paragraphs = 0; |
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foreach ( $paragraphs as $i => $paragraph ) { |
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// Don't include blank lines as a paragraph |
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if ( '' == trim( $paragraph ) ) { |
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unset( $paragraphs[$i] ); |
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continue; |
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} |
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$number_of_paragraphs++; |
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} |
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$number_of_paragraphs = $number_of_paragraphs - $return['count']['video']; // subtract amount for videos.. |
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// More than 2 paragraph? The video is not the primary focus so we can do some more analysis |
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if ( $number_of_paragraphs > 2 ) |
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$return['type'] = 'standard'; |
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} |
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// If we don't have any prioritized embed... |
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if ( 'standard' == $return['type'] ) { |
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if ( ( ! empty( $extract['has']['gallery'] ) || ! empty( $extract['shortcode']['gallery']['count'] ) ) && ! empty( $extract['image'] ) ) { |
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//... Then we prioritize galleries first (multiple images returned) |
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$return['type'] = 'gallery'; |
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$return['images'] = $extract['image']; |
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foreach ( $return['images'] as $image ) { |
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$return['secure']['images'][] = array( 'url' => self::ssl_img( $image['url'] ) ); |
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$return['count']['image']++; |
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} |
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} else if ( ! empty( $extract['has']['image'] ) ) { |
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// ... Or we try and select a single image that would make sense |
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$content = wpautop( strip_tags( $post->post_content ) ); |
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$paragraphs = explode( '</p>', $content ); |
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$number_of_paragraphs = 0; |
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foreach ( $paragraphs as $i => $paragraph ) { |
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// Don't include 'actual' captions as a paragraph |
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if ( false !== strpos( $paragraph, '[caption' ) ) { |
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unset( $paragraphs[$i] ); |
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continue; |
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} |
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// Don't include blank lines as a paragraph |
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if ( '' == trim( $paragraph ) ) { |
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unset( $paragraphs[$i] ); |
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continue; |
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} |
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$number_of_paragraphs++; |
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} |
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$return['image'] = $extract['image'][0]['url']; |
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$return['secure']['image'] = self::ssl_img( $return['image'] ); |
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$return['count']['image']++; |
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if ( $number_of_paragraphs <= 2 && 1 == count( $extract['image'] ) ) { |
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// If we have lots of text or images, let's not treat it as an image post, but return its first image |
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$return['type'] = 'image'; |
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} |
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} |
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} |
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if ( $switched ) { |
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restore_current_blog(); |
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} |
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return $return; |
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} |
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static function https( $str ) { |
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return str_replace( 'http://', 'https://', $str ); |
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} |
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static function ssl_img( $url ) { |
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if ( false !== strpos( $url, 'files.wordpress.com' ) ) { |
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return self::https( $url ); |
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} else { |
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return self::https( jetpack_photon_url( $url ) ); |
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} |
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} |
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static function get_video_poster( $type, $id ) { |
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if ( 'videopress' == $type ) { |
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if ( function_exists( 'video_get_highest_resolution_image_url' ) ) { |
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return video_get_highest_resolution_image_url( $id ); |
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} else if ( class_exists( 'VideoPress_Video' ) ) { |
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$video = new VideoPress_Video( $id ); |
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return $video->poster_frame_uri; |
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} |
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} else if ( 'youtube' == $type ) { |
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return 'http://img.youtube.com/vi/'.$id.'/0.jpg'; |
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} |
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} |
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static function clean_text( $text ) { |
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return trim( |
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preg_replace( |
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'/[\s]+/', |
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' ', |
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preg_replace( |
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'@https?://[\S]+@', |
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'', |
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strip_shortcodes( |
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strip_tags( |
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$text |
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) |
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) |
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) |
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) |
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); |
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} |
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static function get_excerpt( $post_content, $post_excerpt, $max_words = 16, $max_chars = 256 ) { |
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if ( function_exists( 'wpcom_enhanced_excerpt_extract_excerpt' ) ) { |
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return self::clean_text( wpcom_enhanced_excerpt_extract_excerpt( array( |
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'text' => $post_content, |
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'excerpt_only' => true, |
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'show_read_more' => false, |
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'max_words' => $max_words, |
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'max_chars' => $max_chars, |
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'read_more_threshold' => 25, |
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) ) ); |
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} else { |
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/** This filter is documented in core/src/wp-includes/post-template.php */ |
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$post_excerpt = apply_filters( 'get_the_excerpt', $post_excerpt ); |
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return self::clean_text( $post_excerpt ); |
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} |
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} |
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static function get_word_count( $post_content ) { |
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return str_word_count( self::clean_text( $post_content ) ); |
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} |
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static function get_word_remaining_count( $post_content, $excerpt_content ) { |
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return str_word_count( self::clean_text( $post_content ) ) - str_word_count( self::clean_text( $excerpt_content ) ); |
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} |
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static function get_link_count( $post_content ) { |
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return preg_match_all( '/\<a[\> ]/', $post_content, $matches ); |
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} |
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} |
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This check looks for improperly formatted assignments.
Every assignment must have exactly one space before and one space after the equals operator.
To illustrate:
will have no issues, while
will report issues in lines 1 and 2.