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vimeo.php
422 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Vimeo Shortcode. |
| 4 | * |
| 5 | * Examples: |
| 6 | * [vimeo 141358] |
| 7 | * [vimeo http://vimeo.com/141358] |
| 8 | * [vimeo 141358 h=500&w=350] |
| 9 | * [vimeo 141358 h=500 w=350] |
| 10 | * [vimeo id=141358 width=350 height=500] |
| 11 | * |
| 12 | * <iframe src="http://player.vimeo.com/video/18427511" width="400" height="225" frameborder="0"></iframe><p><a href="http://vimeo.com/18427511">Eskmo 'We Got More' (Official Video)</a> from <a href="http://vimeo.com/ninjatune">Ninja Tune</a> on <a href="http://vimeo.com">Vimeo</a>.</p> |
| 13 | * |
| 14 | * @package automattic/jetpack |
| 15 | */ |
| 16 | |
| 17 | /** |
| 18 | * Extract Vimeo ID from shortcode. |
| 19 | * |
| 20 | * @param array $atts Shortcode attributes. |
| 21 | */ |
| 22 | function jetpack_shortcode_get_vimeo_id( $atts ) { |
| 23 | if ( isset( $atts[0] ) ) { |
| 24 | $atts[0] = trim( $atts[0], '=' ); |
| 25 | if ( is_numeric( $atts[0] ) ) { |
| 26 | return (int) $atts[0]; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Extract Vimeo ID from the URL. For examples: |
| 31 | * https://vimeo.com/12345 |
| 32 | * https://vimeo.com/289091934/cd1f466bcc |
| 33 | * https://vimeo.com/album/2838732/video/6342264 |
| 34 | * https://vimeo.com/groups/758728/videos/897094040 |
| 35 | * https://vimeo.com/channels/staffpicks/123456789 |
| 36 | * https://vimeo.com/album/1234567/video/7654321 |
| 37 | * https://player.vimeo.com/video/18427511 |
| 38 | */ |
| 39 | $pattern = '/(?:https?:\/\/)?vimeo\.com\/(?:groups\/\d+\/videos\/|album\/\d+\/video\/|video\/|channels\/[^\/]+\/videos\/|[^\/]+\/)?([0-9]+)(?:[^\'\"0-9<]|$)/i'; |
| 40 | $match = array(); |
| 41 | if ( preg_match( $pattern, $atts[0], $match ) ) { |
| 42 | return (int) $match[1]; |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | return 0; |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Get video dimensions. |
| 51 | * |
| 52 | * @since 8.0.0 |
| 53 | * |
| 54 | * @param array $attr The attributes of the shortcode. |
| 55 | * @param array $old_attr Optional array of attributes from the old shortcode format. |
| 56 | * |
| 57 | * @return array Width and height. |
| 58 | */ |
| 59 | function jetpack_shortcode_get_vimeo_dimensions( $attr, $old_attr = array() ) { |
| 60 | global $content_width; |
| 61 | |
| 62 | $default_width = 600; |
| 63 | $default_height = 338; |
| 64 | $aspect_ratio = $default_height / $default_width; |
| 65 | |
| 66 | /* |
| 67 | * For width and height, we want to support both formats |
| 68 | * that can be provided in the new shortcode format: |
| 69 | * - for width: width or w |
| 70 | * - for height: height or h |
| 71 | * |
| 72 | * For each variation, the full word takes priority. |
| 73 | * |
| 74 | * If no variation is set, we default to the default width and height values set above. |
| 75 | */ |
| 76 | if ( ! empty( $attr['width'] ) ) { |
| 77 | $width = absint( $attr['width'] ); |
| 78 | } elseif ( ! empty( $attr['w'] ) ) { |
| 79 | $width = absint( $attr['w'] ); |
| 80 | } else { |
| 81 | $width = $default_width; |
| 82 | } |
| 83 | |
| 84 | if ( ! empty( $attr['height'] ) ) { |
| 85 | $height = absint( $attr['height'] ); |
| 86 | } elseif ( ! empty( $attr['h'] ) ) { |
| 87 | $height = absint( $attr['h'] ); |
| 88 | } else { |
| 89 | $height = $default_height; |
| 90 | } |
| 91 | |
| 92 | /* |
| 93 | * Support w and h argument as fallbacks in old shortcode format. |
| 94 | */ |
| 95 | if ( |
| 96 | $default_width === $width |
| 97 | && ! empty( $old_attr['w'] ) |
| 98 | ) { |
| 99 | $width = absint( $old_attr['w'] ); |
| 100 | |
| 101 | if ( |
| 102 | $default_width === $width |
| 103 | && empty( $old_attr['h'] ) |
| 104 | ) { |
| 105 | $height = round( $width * $aspect_ratio ); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | if ( |
| 110 | $default_height === $height |
| 111 | && ! empty( $old_attr['h'] ) |
| 112 | ) { |
| 113 | $height = absint( $old_attr['h'] ); |
| 114 | |
| 115 | if ( empty( $old_attr['w'] ) ) { |
| 116 | $width = round( $height * $aspect_ratio ); |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | /* |
| 121 | * If we have a content width defined, let it be the new default. |
| 122 | */ |
| 123 | if ( |
| 124 | $default_width === $width |
| 125 | && ! empty( $content_width ) |
| 126 | ) { |
| 127 | $width = absint( $content_width ); |
| 128 | } |
| 129 | |
| 130 | /* |
| 131 | * If we have a custom width, we need a custom height as well |
| 132 | * to maintain aspect ratio. |
| 133 | */ |
| 134 | if ( |
| 135 | $default_width !== $width |
| 136 | && $default_height === $height |
| 137 | ) { |
| 138 | $height = round( ( $width / 640 ) * 360 ); |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * Filter the Vimeo player width. |
| 143 | * |
| 144 | * @module shortcodes |
| 145 | * |
| 146 | * @since 3.4.0 |
| 147 | * |
| 148 | * @param int $width Width of the Vimeo player in pixels. |
| 149 | */ |
| 150 | $width = (int) apply_filters( 'vimeo_width', $width ); |
| 151 | |
| 152 | /** |
| 153 | * Filter the Vimeo player height. |
| 154 | * |
| 155 | * @module shortcodes |
| 156 | * |
| 157 | * @since 3.4.0 |
| 158 | * |
| 159 | * @param int $height Height of the Vimeo player in pixels. |
| 160 | */ |
| 161 | $height = (int) apply_filters( 'vimeo_height', $height ); |
| 162 | |
| 163 | return array( $width, $height ); |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Convert a Vimeo shortcode into an embed code. |
| 168 | * |
| 169 | * @param array $atts An array of shortcode attributes. |
| 170 | * |
| 171 | * @return string The embed code for the Vimeo video. |
| 172 | */ |
| 173 | function vimeo_shortcode( $atts ) { |
| 174 | $attr = array_map( |
| 175 | 'intval', |
| 176 | shortcode_atts( |
| 177 | array( |
| 178 | 'id' => 0, |
| 179 | 'width' => 0, |
| 180 | 'height' => 0, |
| 181 | 'autoplay' => 0, |
| 182 | 'loop' => 0, |
| 183 | 'w' => 0, |
| 184 | 'h' => 0, |
| 185 | ), |
| 186 | $atts |
| 187 | ) |
| 188 | ); |
| 189 | |
| 190 | if ( isset( $atts[0] ) ) { |
| 191 | $attr['id'] = jetpack_shortcode_get_vimeo_id( $atts ); |
| 192 | } |
| 193 | |
| 194 | if ( ! $attr['id'] ) { |
| 195 | return '<!-- vimeo error: not a vimeo video -->'; |
| 196 | } |
| 197 | |
| 198 | // Handle old shortcode params such as h=500&w=350. |
| 199 | $params = shortcode_new_to_old_params( $atts ); |
| 200 | $params = str_replace( array( '&', '&' ), '&', $params ); |
| 201 | parse_str( $params, $args ); |
| 202 | |
| 203 | list( $width, $height ) = jetpack_shortcode_get_vimeo_dimensions( $attr, $args ); |
| 204 | |
| 205 | $url = esc_url( 'https://player.vimeo.com/video/' . $attr['id'] ); |
| 206 | |
| 207 | // Handle autoplay and loop arguments. |
| 208 | if ( |
| 209 | isset( $args['autoplay'] ) && '1' === $args['autoplay'] // Parsed from the embedded URL. |
| 210 | || $attr['autoplay'] // Parsed from shortcode arguments. |
| 211 | || in_array( 'autoplay', $atts, true ) // Catch the argument passed without a value. |
| 212 | ) { |
| 213 | $url = add_query_arg( 'autoplay', 1, $url ); |
| 214 | } |
| 215 | |
| 216 | if ( |
| 217 | isset( $args['loop'] ) && '1' === $args['loop'] // Parsed from the embedded URL. |
| 218 | || $attr['loop'] // Parsed from shortcode arguments. |
| 219 | || in_array( 'loop', $atts, true ) // Catch the argument passed without a value. |
| 220 | ) { |
| 221 | $url = add_query_arg( 'loop', 1, $url ); |
| 222 | } |
| 223 | |
| 224 | if ( |
| 225 | class_exists( 'Jetpack_AMP_Support' ) |
| 226 | && Jetpack_AMP_Support::is_amp_request() |
| 227 | ) { |
| 228 | $html = sprintf( |
| 229 | '<amp-vimeo data-videoid="%1$s" layout="responsive" width="%2$d" height="%3$d"></amp-vimeo>', |
| 230 | esc_attr( $attr['id'] ), |
| 231 | absint( $width ), |
| 232 | absint( $height ) |
| 233 | ); |
| 234 | } else { |
| 235 | $html = sprintf( |
| 236 | '<div class="embed-vimeo" style="text-align: center;"><iframe src="%1$s" width="%2$u" height="%3$u" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe></div>', |
| 237 | esc_url( $url ), |
| 238 | esc_attr( $width ), |
| 239 | esc_attr( $height ) |
| 240 | ); |
| 241 | } |
| 242 | |
| 243 | /** |
| 244 | * Filter the Vimeo player HTML. |
| 245 | * |
| 246 | * @module shortcodes |
| 247 | * |
| 248 | * @since 1.2.3 |
| 249 | * |
| 250 | * @param string $html Embedded Vimeo player HTML. |
| 251 | */ |
| 252 | $html = apply_filters( 'video_embed_html', $html ); |
| 253 | |
| 254 | return $html; |
| 255 | } |
| 256 | add_shortcode( 'vimeo', 'vimeo_shortcode' ); |
| 257 | |
| 258 | /** |
| 259 | * Callback to modify output of embedded Vimeo video using Jetpack's shortcode. |
| 260 | * |
| 261 | * @since 3.9 |
| 262 | * @deprecated since 13.8 |
| 263 | * |
| 264 | * @param array $matches Regex partial matches against the URL passed. |
| 265 | * @param array $attr Attributes received in embed response. |
| 266 | * @param array $url Requested URL to be embedded. |
| 267 | * |
| 268 | * @return string Return output of Vimeo shortcode with the proper markup. |
| 269 | */ |
| 270 | function wpcom_vimeo_embed_url( $matches, $attr, $url ) { |
| 271 | _deprecated_function( __FUNCTION__, 'jetpack-13.8' ); |
| 272 | $vimeo_info = array( $url ); |
| 273 | |
| 274 | // If we are able to extract a video ID, use it in the shortcode instead of the full URL. |
| 275 | if ( ! empty( $matches['video_id'] ) ) { |
| 276 | $vimeo_info = array( 'id' => $matches['video_id'] ); |
| 277 | } |
| 278 | |
| 279 | return vimeo_shortcode( $vimeo_info ); |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * For bare URLs on their own line of the form. |
| 284 | * |
| 285 | * Accepted formats: |
| 286 | * https://vimeo.com/289091934/cd1f466bcc |
| 287 | * https://vimeo.com/album/2838732/video/6342264 |
| 288 | * https://vimeo.com/6342264 |
| 289 | * http://player.vimeo.com/video/18427511 |
| 290 | * |
| 291 | * @since 3.9 |
| 292 | * @deprecated since 13.8 |
| 293 | * |
| 294 | * @uses wpcom_vimeo_embed_url |
| 295 | */ |
| 296 | function wpcom_vimeo_embed_url_init() { |
| 297 | _deprecated_function( __FUNCTION__, 'jetpack-13.8' ); |
| 298 | wp_embed_register_handler( 'wpcom_vimeo_embed_url', '#https?://(?:[^/]+\.)?vimeo\.com/(?:album/(?<album_id>\d+)/)?(?:video/)?(?<video_id>\d+)(?:/.*)?$#i', 'wpcom_vimeo_embed_url' ); |
| 299 | } |
| 300 | |
| 301 | /** |
| 302 | * Transform a Vimeo embed iFrame into a Vimeo shortcode. |
| 303 | * |
| 304 | * @param string $content Post content. |
| 305 | */ |
| 306 | function vimeo_embed_to_shortcode( $content ) { |
| 307 | if ( ! is_string( $content ) || false === stripos( $content, 'player.vimeo.com/video/' ) ) { |
| 308 | return $content; |
| 309 | } |
| 310 | |
| 311 | $regexp = '!<iframe\s+src=[\'"](https?:)?//player\.vimeo\.com/video/(\d+)[\w=&;?]*[\'"]((?:\s+\w+=[\'"][^\'"]*[\'"])*)((?:[\s\w]*))></iframe>!i'; |
| 312 | $regexp_ent = str_replace( '&#0*58;', '&#0*58;|�*58;', htmlspecialchars( $regexp, ENT_NOQUOTES ) ); |
| 313 | |
| 314 | foreach ( compact( 'regexp', 'regexp_ent' ) as $reg => $regexp ) { |
| 315 | if ( ! preg_match_all( $regexp, $content, $matches, PREG_SET_ORDER ) ) { |
| 316 | continue; |
| 317 | } |
| 318 | |
| 319 | foreach ( $matches as $match ) { |
| 320 | $id = (int) $match[2]; |
| 321 | |
| 322 | $params = $match[3]; |
| 323 | |
| 324 | if ( 'regexp_ent' === $reg ) { |
| 325 | $params = html_entity_decode( $params, ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ); |
| 326 | } |
| 327 | |
| 328 | $params = wp_kses_hair( $params, array( 'http' ) ); |
| 329 | |
| 330 | $width = isset( $params['width'] ) ? (int) $params['width']['value'] : 0; |
| 331 | $height = isset( $params['height'] ) ? (int) $params['height']['value'] : 0; |
| 332 | |
| 333 | $wh = ''; |
| 334 | if ( $width && $height ) { |
| 335 | $wh = ' w=' . $width . ' h=' . $height; |
| 336 | } |
| 337 | |
| 338 | $shortcode = '[vimeo ' . $id . $wh . ']'; |
| 339 | $content = str_replace( $match[0], $shortcode, $content ); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | return $content; |
| 344 | } |
| 345 | add_filter( 'pre_kses', 'vimeo_embed_to_shortcode' ); |
| 346 | |
| 347 | /** |
| 348 | * Replaces shortcodes and plain-text URLs to Vimeo videos with Vimeo embeds. |
| 349 | * Covers shortcode usage [vimeo 1234] | [vimeo https://vimeo.com/1234] | [vimeo http://vimeo.com/1234] |
| 350 | * Or plain text URLs https://vimeo.com/1234 | vimeo.com/1234 | //vimeo.com/1234 |
| 351 | * Links are left intact. |
| 352 | * |
| 353 | * @since 3.7.0 |
| 354 | * @since 3.9.5 One regular expression matches shortcodes and plain URLs. |
| 355 | * |
| 356 | * @param string $content HTML content. |
| 357 | * |
| 358 | * @return string The content with embeds instead of URLs |
| 359 | */ |
| 360 | function vimeo_link( $content ) { |
| 361 | /** |
| 362 | * [vimeo 12345] |
| 363 | * [vimeo http://vimeo.com/12345] |
| 364 | */ |
| 365 | $shortcode = '(?:\[vimeo\s+[^0-9]*)([0-9]+)(?:\])'; |
| 366 | |
| 367 | /** |
| 368 | * Regex to look for a Vimeo link. |
| 369 | * |
| 370 | * - http://vimeo.com/12345 |
| 371 | * - https://vimeo.com/12345 |
| 372 | * - //vimeo.com/12345 |
| 373 | * - vimeo.com/some/descender/12345 |
| 374 | * |
| 375 | * Should not capture inside HTML attributes |
| 376 | * [Not] <a href="vimeo.com/12345">Cool Video</a> |
| 377 | * [Not] <a href="https://vimeo.com/12345">vimeo.com/12345</a> |
| 378 | * |
| 379 | * Could erroneously capture: |
| 380 | * <a href="some.link/maybe/even/vimeo">This video (vimeo.com/12345) is teh cat's meow!</a> |
| 381 | */ |
| 382 | $plain_url = "(?:[^'\">]?\/?(?:https?:\/\/)?vimeo\.com\/(?:groups\/\d+\/videos\/|album\/\d+\/video\/|video\/|channels\/[^\/]+\/videos\/|[^\/]+\/)?)([0-9]+)(?:[^'\"0-9<]|$)"; |
| 383 | |
| 384 | return jetpack_preg_replace_callback_outside_tags( |
| 385 | sprintf( '#%s|%s#i', $shortcode, $plain_url ), |
| 386 | 'vimeo_link_callback', |
| 387 | $content, |
| 388 | 'vimeo' |
| 389 | ); |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Callback function for the regex that replaces Vimeo URLs with Vimeo embeds. |
| 394 | * |
| 395 | * @since 3.7.0 |
| 396 | * |
| 397 | * @param array $matches An array containing a Vimeo URL. |
| 398 | * @return string The Vimeo HTML embed code. |
| 399 | */ |
| 400 | function vimeo_link_callback( $matches ) { |
| 401 | $id = isset( $matches[2] ) ? $matches[2] : $matches[1]; |
| 402 | if ( isset( $id ) && ctype_digit( $id ) ) { |
| 403 | return "\n" . vimeo_shortcode( array( 'id' => $id ) ) . "\n"; |
| 404 | } |
| 405 | return $matches[0]; |
| 406 | } |
| 407 | |
| 408 | if ( |
| 409 | ! is_admin() |
| 410 | /** This filter is documented in modules/shortcodes/youtube.php */ |
| 411 | && apply_filters( 'jetpack_comments_allow_oembed', true ) |
| 412 | // No need for this on WordPress.com, this is done for multiple shortcodes at a time there. |
| 413 | && ( ! defined( 'IS_WPCOM' ) || ! IS_WPCOM ) |
| 414 | ) { |
| 415 | /* |
| 416 | * We attach wp_kses_post to comment_text in default-filters.php with priority of 10 anyway, |
| 417 | * so the iframe gets filtered out. |
| 418 | * Higher priority because we need it before auto-link and autop get to it |
| 419 | */ |
| 420 | add_filter( 'comment_text', 'vimeo_link', 1 ); |
| 421 | } |
| 422 |