| 1 |
<?php |
| 2 |
/** |
| 3 |
* Class Jetpack_Media_Summary |
| 4 |
* |
| 5 |
* embed [video] > gallery > image > text |
| 6 |
*/ |
| 7 |
class Jetpack_Media_Summary { |
| 8 |
|
| 9 |
static function get( $post_id, $blog_id = 0, $args = array() ) { |
| 10 |
$defaults = array( |
| 11 |
'trigger_mshot' => false |
| 12 |
); |
| 13 |
$args = wp_parse_args( $args, $defaults ); |
| 14 |
|
| 15 |
$switched = false; |
| 16 |
if ( !empty( $blog_id ) && $blog_id != get_current_blog_id() && function_exists( 'switch_to_blog' ) ) { |
| 17 |
switch_to_blog( $blog_id ); |
| 18 |
$switched = true; |
| 19 |
} else { |
| 20 |
$blog_id = get_current_blog_id(); |
| 21 |
} |
| 22 |
|
| 23 |
$post = get_post( $post_id ); |
| 24 |
$permalink = get_permalink( $post_id ); |
| 25 |
|
| 26 |
$return = array( |
| 27 |
'type' => 'standard', |
| 28 |
'permalink' => $permalink, |
| 29 |
'image' => '', |
| 30 |
'excerpt' => '', |
| 31 |
'word_count' => 0, |
| 32 |
'secure' => array( |
| 33 |
'image' => '', |
| 34 |
), |
| 35 |
'count' => array( |
| 36 |
'image' => 0, |
| 37 |
'video' => 0, |
| 38 |
'word' => 0, |
| 39 |
'link' => 0, |
| 40 |
), |
| 41 |
); |
| 42 |
|
| 43 |
$extract = Jetpack_Media_Meta_Extractor::extract( $blog_id, $post_id, Jetpack_Media_Meta_Extractor::ALL ); |
| 44 |
|
| 45 |
if ( empty( $extract['has'] ) ) |
| 46 |
return $return; |
| 47 |
|
| 48 |
// Prioritize [some] video embeds |
| 49 |
if ( !empty( $extract['has']['shortcode'] ) ) { |
| 50 |
foreach ( $extract['shortcode'] as $type => $data ) { |
| 51 |
switch ( $type ) { |
| 52 |
case 'wpvideo': |
| 53 |
if ( 0 == $return['count']['video'] ) { |
| 54 |
$return['type'] = 'video'; |
| 55 |
$return['video'] = esc_url_raw( 'http://s0.videopress.com/player.swf?guid=' . $extract['shortcode']['wpvideo']['id'][0] . '&isDynamicSeeking=true' ); |
| 56 |
$return['image'] = self::get_video_poster( 'videopress', $extract['shortcode']['wpvideo']['id'][0] ); |
| 57 |
$return['secure']['video'] = preg_replace( '@http://[^\.]+.videopress.com/@', 'https://v0.wordpress.com/', $return['video'] ); |
| 58 |
$return['secure']['image'] = str_replace( 'http://videos.videopress.com', 'https://videos.files.wordpress.com', $return['image'] ); |
| 59 |
} |
| 60 |
$return['count']['video']++; |
| 61 |
break; |
| 62 |
case 'youtube': |
| 63 |
if ( 0 == $return['count']['video'] ) { |
| 64 |
$return['type'] = 'video'; |
| 65 |
$return['video'] = esc_url_raw( 'http://www.youtube.com/watch?feature=player_embedded&v=' . $extract['shortcode']['youtube']['id'][0] ); |
| 66 |
$return['image'] = self::get_video_poster( 'youtube', $extract['shortcode']['youtube']['id'][0] ); |
| 67 |
$return['secure']['video'] = self::https( $return['video'] ); |
| 68 |
$return['secure']['image'] = self::https( $return['image'] ); |
| 69 |
} |
| 70 |
$return['count']['video']++; |
| 71 |
break; |
| 72 |
case 'vimeo': |
| 73 |
if ( 0 == $return['count']['video'] ) { |
| 74 |
$return['type'] = 'video'; |
| 75 |
$return['video'] = esc_url_raw( 'http://vimeo.com/' . $extract['shortcode']['vimeo']['id'][0] ); |
| 76 |
$return['secure']['video'] = self::https( $return['video'] ); |
| 77 |
|
| 78 |
$poster_image = get_post_meta( $post_id, 'vimeo_poster_image', true ); |
| 79 |
if ( !empty( $poster_image ) ) { |
| 80 |
$return['image'] = $poster_image; |
| 81 |
$poster_url_parts = parse_url( $poster_image ); |
| 82 |
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path']; |
| 83 |
} |
| 84 |
} |
| 85 |
$return['count']['video']++; |
| 86 |
break; |
| 87 |
} |
| 88 |
} |
| 89 |
|
| 90 |
} |
| 91 |
|
| 92 |
if ( !empty( $extract['has']['embed'] ) ) { |
| 93 |
foreach( $extract['embed']['url'] as $embed ) { |
| 94 |
if ( preg_match( '/((youtube|vimeo)\.com|youtu.be)/', $embed ) ) { |
| 95 |
if ( 0 == $return['count']['video'] ) { |
| 96 |
$return['type'] = 'video'; |
| 97 |
$return['video'] = 'http://' . $embed; |
| 98 |
$return['secure']['video'] = self::https( $return['video'] ); |
| 99 |
if ( strstr( $embed, 'youtube' ) ) { |
| 100 |
$return['image'] = self::get_video_poster( 'youtube', get_youtube_id( $return['video'] ) ); |
| 101 |
$return['secure']['image'] = self::https( $return['image'] ); |
| 102 |
} else if ( strstr( $embed, 'vimeo' ) ) { |
| 103 |
$poster_image = get_post_meta( $post_id, 'vimeo_poster_image', true ); |
| 104 |
if ( !empty( $poster_image ) ) { |
| 105 |
$return['image'] = $poster_image; |
| 106 |
$poster_url_parts = parse_url( $poster_image ); |
| 107 |
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path']; |
| 108 |
} |
| 109 |
} |
| 110 |
|
| 111 |
} |
| 112 |
$return['count']['video']++; |
| 113 |
} |
| 114 |
} |
| 115 |
} |
| 116 |
|
| 117 |
// Do we really want to make the video the primary focus of the post? |
| 118 |
if ( 'video' == $return['type'] ) { |
| 119 |
$content = wpautop( strip_tags( $post->post_content ) ); |
| 120 |
$paragraphs = explode( '</p>', $content ); |
| 121 |
$number_of_paragraphs = 0; |
| 122 |
|
| 123 |
foreach ( $paragraphs as $i => $paragraph ) { |
| 124 |
// Don't include blank lines as a paragraph |
| 125 |
if ( '' == trim( $paragraph ) ) { |
| 126 |
unset( $paragraphs[$i] ); |
| 127 |
continue; |
| 128 |
} |
| 129 |
$number_of_paragraphs++; |
| 130 |
} |
| 131 |
|
| 132 |
$number_of_paragraphs = $number_of_paragraphs - $return['count']['video']; // subtract amount for videos.. |
| 133 |
|
| 134 |
// More than 2 paragraph? The video is not the primary focus so we can do some more analysis |
| 135 |
if ( $number_of_paragraphs > 2 ) |
| 136 |
$return['type'] = 'standard'; |
| 137 |
} |
| 138 |
|
| 139 |
// If we don't have any prioritized embed... |
| 140 |
if ( 'standard' == $return['type'] ) { |
| 141 |
if ( !empty( $extract['has']['gallery'] ) ) { |
| 142 |
//... Then we prioritize galleries first (multiple images returned) |
| 143 |
$return['type'] = 'gallery'; |
| 144 |
$return['images'] = $extract['image']; |
| 145 |
foreach ( $return['images'] as $image ) { |
| 146 |
$return['secure']['images'][] = array( 'url' => self::ssl_img( $image['url'] ) ); |
| 147 |
$return['count']['image']++; |
| 148 |
} |
| 149 |
} else if ( !empty( $extract['has']['image'] ) ) { |
| 150 |
// ... Or we try and select a single image that would make sense |
| 151 |
$content = wpautop( strip_tags( $post->post_content ) ); |
| 152 |
$paragraphs = explode( '</p>', $content ); |
| 153 |
$number_of_paragraphs = 0; |
| 154 |
|
| 155 |
foreach ( $paragraphs as $i => $paragraph ) { |
| 156 |
// Don't include 'actual' captions as a paragraph |
| 157 |
if ( false !== strpos( $paragraph, '[caption' ) ) { |
| 158 |
unset( $paragraphs[$i] ); |
| 159 |
continue; |
| 160 |
} |
| 161 |
// Don't include blank lines as a paragraph |
| 162 |
if ( '' == trim( $paragraph ) ) { |
| 163 |
unset( $paragraphs[$i] ); |
| 164 |
continue; |
| 165 |
} |
| 166 |
$number_of_paragraphs++; |
| 167 |
} |
| 168 |
|
| 169 |
$return['image'] = $extract['image'][0]['url']; |
| 170 |
$return['secure']['image'] = self::ssl_img( $return['image'] ); |
| 171 |
$return['count']['image']++; |
| 172 |
|
| 173 |
if ( $number_of_paragraphs <= 2 ) { |
| 174 |
// If we have lots of text, let's not treat it as an image post, but return its first image |
| 175 |
$return['type'] = 'image'; |
| 176 |
} |
| 177 |
} |
| 178 |
} |
| 179 |
|
| 180 |
if ( empty( $post->post_password ) ) { |
| 181 |
$return['excerpt'] = self::get_excerpt( $post->post_content, $post->post_excerpt ); |
| 182 |
$return['count']['word'] = self::get_word_count( $post->post_content ); |
| 183 |
$return['count']['word_remaining'] = self::get_word_remaining_count( $post->post_content, self::get_excerpt( $post->post_content, $post->post_excerpt ) ); |
| 184 |
$return['count']['link'] = self::get_link_count( $post->post_content ); |
| 185 |
} |
| 186 |
|
| 187 |
if ( $switched ) { |
| 188 |
restore_current_blog(); |
| 189 |
} |
| 190 |
|
| 191 |
return $return; |
| 192 |
} |
| 193 |
|
| 194 |
static function https( $str ) { |
| 195 |
return str_replace( 'http://', 'https://', $str ); |
| 196 |
} |
| 197 |
|
| 198 |
static function ssl_img( $url ) { |
| 199 |
if ( strstr( $url, 'files.wordpress.com' ) ) { |
| 200 |
return self::https( $url ); |
| 201 |
} else { |
| 202 |
return self::https( jetpack_photon_url( $url ) ); |
| 203 |
} |
| 204 |
} |
| 205 |
|
| 206 |
static function get_video_poster( $type, $id ) { |
| 207 |
if ( 'videopress' == $type ) { |
| 208 |
if ( function_exists( 'video_get_highest_resolution_image_url' ) ) { |
| 209 |
return video_get_highest_resolution_image_url( $id ); |
| 210 |
} else if ( class_exists( 'VideoPress_Video' ) ) { |
| 211 |
$video = new VideoPress_Video( $id ); |
| 212 |
return $video->poster_frame_uri; |
| 213 |
} |
| 214 |
} else if ( 'youtube' == $type ) { |
| 215 |
return 'http://img.youtube.com/vi/'.$id.'/0.jpg'; |
| 216 |
} |
| 217 |
} |
| 218 |
|
| 219 |
static function clean_text( $text ) { |
| 220 |
return trim( |
| 221 |
preg_replace( |
| 222 |
'/[\s]+/', |
| 223 |
' ', |
| 224 |
preg_replace( |
| 225 |
'@https?://[\S]+@', |
| 226 |
'', |
| 227 |
strip_shortcodes( |
| 228 |
strip_tags( |
| 229 |
$text |
| 230 |
) |
| 231 |
) |
| 232 |
) |
| 233 |
) |
| 234 |
); |
| 235 |
} |
| 236 |
|
| 237 |
static function get_excerpt( $post_content, $post_excerpt ) { |
| 238 |
if ( function_exists( 'wpcom_enhanced_excerpt_extract_excerpt' ) ) { |
| 239 |
return self::clean_text( wpcom_enhanced_excerpt_extract_excerpt( array( |
| 240 |
'text' => $post_content, |
| 241 |
'excerpt_only' => true, |
| 242 |
'show_read_more' => false, |
| 243 |
'max_words' => 16, |
| 244 |
'max_chars' => 100, |
| 245 |
) ) ); |
| 246 |
} else { |
| 247 |
$post_excerpt = apply_filters( 'get_the_excerpt', $post_excerpt ); |
| 248 |
return self::clean_text( $post_excerpt ); |
| 249 |
} |
| 250 |
} |
| 251 |
|
| 252 |
static function get_word_count( $post_content ) { |
| 253 |
return str_word_count( self::clean_text( $post_content ) ); |
| 254 |
} |
| 255 |
|
| 256 |
static function get_word_remaining_count( $post_content, $excerpt_content ) { |
| 257 |
return str_word_count( self::clean_text( $post_content ) ) - str_word_count( self::clean_text( $excerpt_content ) ); |
| 258 |
} |
| 259 |
|
| 260 |
static function get_link_count( $post_content ) { |
| 261 |
return substr_count( $post_content, '<a' ); |
| 262 |
} |
| 263 |
} |
