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class-block-editor-content.php
252 lines
| 1 | <?php |
| 2 | /** |
| 3 | * VideoPress Block Editor Content |
| 4 | * |
| 5 | * @package automattic/jetpack-videopress |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\VideoPress; |
| 9 | |
| 10 | use WP_Post; |
| 11 | |
| 12 | /** |
| 13 | * VideoPress block editor class for content generation |
| 14 | */ |
| 15 | class Block_Editor_Content { |
| 16 | /** |
| 17 | * Initializer |
| 18 | * |
| 19 | * This method should be called only once by the Initializer class. Do not call this method again. |
| 20 | */ |
| 21 | public static function init() { |
| 22 | if ( ! Status::is_standalone_plugin_active() ) { |
| 23 | return; |
| 24 | } |
| 25 | |
| 26 | // Remove the videopress shortcodes added by the Jetpack plugin. |
| 27 | if ( shortcode_exists( 'videopress' ) ) { |
| 28 | remove_shortcode( 'videopress' ); |
| 29 | } |
| 30 | if ( shortcode_exists( 'wpvideo' ) ) { |
| 31 | remove_shortcode( 'wpvideo' ); |
| 32 | } |
| 33 | |
| 34 | add_shortcode( 'videopress', array( static::class, 'videopress_embed_shortcode' ) ); |
| 35 | add_shortcode( 'wpvideo', array( static::class, 'videopress_embed_shortcode' ) ); |
| 36 | |
| 37 | add_filter( 'wp_video_shortcode_override', array( static::class, 'video_shortcode_override' ), 10, 4 ); |
| 38 | |
| 39 | add_filter( 'default_content', array( static::class, 'videopress_video_block_by_guid' ), 10, 2 ); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * VideoPress embed shortcode |
| 44 | * |
| 45 | * Expected input format: |
| 46 | * [videopress tLvEwHYZ] |
| 47 | * |
| 48 | * @param array $atts Shortcode attributes. |
| 49 | * |
| 50 | * @return string html |
| 51 | */ |
| 52 | public static function videopress_embed_shortcode( $atts ) { |
| 53 | /** |
| 54 | * We only accept GUIDs as a first unnamed argument. |
| 55 | */ |
| 56 | $guid = $atts[0] ?? null; |
| 57 | |
| 58 | /** |
| 59 | * Make sure the GUID passed in matches how actual GUIDs are formatted. |
| 60 | */ |
| 61 | if ( ! videopress_is_valid_guid( $guid ) ) { |
| 62 | return '<!-- error: missing or invalid VideoPress video ID -->'; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Set the defaults |
| 67 | */ |
| 68 | $defaults = array( |
| 69 | 'w' => 640, // Width of the video player, in pixels |
| 70 | 'h' => 0, // Height of the video player, in pixels |
| 71 | 'at' => 0, // How many seconds in to initially seek to |
| 72 | 'loop' => false, // Whether to loop the video repeatedly |
| 73 | 'autoplay' => false, // Whether to autoplay the video on load |
| 74 | 'cover' => true, // Whether to scale the video to its container |
| 75 | 'muted' => false, // Whether the video should start without sound |
| 76 | 'controls' => true, // Whether the video should display controls |
| 77 | 'playsinline' => false, // Whether the video should be allowed to play inline (for browsers that support this) |
| 78 | 'useaveragecolor' => false, // Whether the video should use the seekbar automatic average color |
| 79 | 'preloadcontent' => 'metadata', |
| 80 | ); |
| 81 | |
| 82 | // Make sure "false" will be actually false. |
| 83 | foreach ( $atts as $key => $value ) { |
| 84 | if ( is_string( $value ) && 'false' === strtolower( $value ) ) { |
| 85 | $atts[ $key ] = 0; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | if ( isset( $atts['preload'] ) && videopress_is_valid_preload( $atts['preload'] ) ) { |
| 90 | $atts['preloadcontent'] = $atts['preload']; |
| 91 | } |
| 92 | |
| 93 | if ( isset( $atts['preloadcontent'] ) && ! videopress_is_valid_preload( $atts['preloadcontent'] ) ) { |
| 94 | unset( $atts['preloadcontent'] ); |
| 95 | } |
| 96 | |
| 97 | $atts = shortcode_atts( $defaults, $atts, 'videopress' ); |
| 98 | |
| 99 | $base_url = 'https://videopress.com/embed/' . $guid; |
| 100 | $query_params = array( |
| 101 | 'at' => $atts['at'], |
| 102 | 'loop' => $atts['loop'], |
| 103 | 'autoplay' => $atts['autoplay'], |
| 104 | 'muted' => $atts['muted'], |
| 105 | 'controls' => $atts['controls'], |
| 106 | 'playsinline' => $atts['playsinline'], |
| 107 | 'useAverageColor' => $atts['useaveragecolor'], // The casing is intentional, shortcode params are lowercase, but player expects useAverageColor |
| 108 | 'preloadContent' => $atts['preloadcontent'], // The casing is intentional, shortcode params are lowercase, but player expects preloadContent |
| 109 | ); |
| 110 | $src = esc_url( add_query_arg( $query_params, $base_url ) ); |
| 111 | |
| 112 | $width = absint( $atts['w'] ); |
| 113 | if ( ! $atts['h'] ) { |
| 114 | $aspect_ratio = 16 / 9; // TODO: Get the correct aspect ratio for the video. |
| 115 | $height = $width / $aspect_ratio; |
| 116 | } else { |
| 117 | $height = absint( $atts['h'] ); |
| 118 | } |
| 119 | |
| 120 | $cover = $atts['cover'] ? ' data-resize-to-parent="true"' : ''; |
| 121 | |
| 122 | $block_template = |
| 123 | '<figure class="wp-block-videopress-video wp-block-jetpack-videopress jetpack-videopress-player">' . |
| 124 | '<div class="jetpack-videopress-player__wrapper">' . |
| 125 | '<iframe ' . |
| 126 | 'title="' . __( 'VideoPress Video Player', 'jetpack-videopress-pkg' ) . '" ' . |
| 127 | 'aria-label="' . __( 'VideoPress Video Player', 'jetpack-videopress-pkg' ) . '" ' . |
| 128 | 'src="%s" ' . |
| 129 | 'width="%s" ' . |
| 130 | 'height="%s" ' . |
| 131 | 'frameborder="0" ' . |
| 132 | 'allowfullscreen%s allow="clipboard-write; presentation">' . |
| 133 | '</iframe>' . |
| 134 | '</div>' . |
| 135 | '</figure>'; |
| 136 | |
| 137 | $version = Package_Version::PACKAGE_VERSION; |
| 138 | Jwt_Token_Bridge::enqueue_jwt_token_bridge(); |
| 139 | wp_enqueue_script( 'videopress-iframe', 'https://videopress.com/videopress-iframe.js', array(), $version, true ); |
| 140 | |
| 141 | return sprintf( $block_template, $src, $width, $height, $cover ); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Generates a VideoPress video block content with the given guid |
| 146 | * |
| 147 | * @param string $content Post content. |
| 148 | * @param WP_Post $post Post. |
| 149 | * @return string |
| 150 | */ |
| 151 | public static function videopress_video_block_by_guid( $content, $post ) { |
| 152 | if ( isset( $_GET['videopress_guid'] ) && isset( $_GET['_wpnonce'] ) |
| 153 | && wp_verify_nonce( sanitize_text_field( wp_unslash( $_GET['_wpnonce'] ) ), 'videopress-content-nonce' ) |
| 154 | && current_user_can( 'edit_post', $post->ID ) |
| 155 | && '' === $content |
| 156 | ) { |
| 157 | $guid = sanitize_text_field( wp_unslash( $_GET['videopress_guid'] ) ); |
| 158 | |
| 159 | $base_url = 'https://videopress.com/v/' . $guid; |
| 160 | $query_params = array( |
| 161 | 'resizeToParent' => 'true', |
| 162 | 'cover' => 'true', |
| 163 | 'preloadContent' => 'metadata', |
| 164 | 'useAverageColor' => 'true', |
| 165 | ); |
| 166 | $url = esc_url( add_query_arg( $query_params, $base_url ) ); |
| 167 | |
| 168 | if ( ! empty( $guid ) ) { |
| 169 | // ref /client/lib/url/index.ts |
| 170 | $content = '<!-- wp:videopress/video {"guid":"' . $guid . '"} --> |
| 171 | <figure class="wp-block-videopress-video wp-block-jetpack-videopress jetpack-videopress-player"> |
| 172 | <div class="jetpack-videopress-player__wrapper">' . $url . '</div> |
| 173 | </figure> |
| 174 | <!-- /wp:videopress/video -->'; |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | return $content; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Override the standard video short tag to also process videopress files as well. |
| 183 | * |
| 184 | * This will parse the given src and, if it is a videopress file, parse as the |
| 185 | * VideoPress shortcode instead. |
| 186 | * |
| 187 | * @param string $html Empty variable to be replaced with shortcode markup. |
| 188 | * @param array $attr Attributes of the video shortcode. |
| 189 | * @param string $content Video shortcode content. |
| 190 | * @param int $instance Unique numeric ID of this video shortcode instance. |
| 191 | * |
| 192 | * @return string |
| 193 | */ |
| 194 | public static function video_shortcode_override( $html, $attr, $content, $instance ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 195 | $videopress_guid = null; |
| 196 | |
| 197 | if ( isset( $attr['videopress_guid'] ) ) { |
| 198 | $videopress_guid = $attr['videopress_guid']; |
| 199 | } else { |
| 200 | // Handle the different possible url attributes |
| 201 | $url_keys = array( 'src', 'mp4' ); |
| 202 | |
| 203 | foreach ( $url_keys as $key ) { |
| 204 | if ( isset( $attr[ $key ] ) ) { |
| 205 | $url = $attr[ $key ]; |
| 206 | // phpcs:ignore WordPress.WP.CapitalPDangit |
| 207 | if ( preg_match( '@videos.(videopress\.com|files\.wordpress\.com)/([a-z0-9]{8})/@i', $url, $matches ) ) { |
| 208 | $videopress_guid = $matches[2]; |
| 209 | } |
| 210 | |
| 211 | // Also test for videopress oembed url, which is used by the Video Media Widget. |
| 212 | if ( ! $videopress_guid && preg_match( '@https://videopress.com/v/([a-z0-9]{8})@i', $url, $matches ) ) { |
| 213 | $videopress_guid = $matches[1]; |
| 214 | } |
| 215 | |
| 216 | // Also test for old v.wordpress.com oembed URL. |
| 217 | if ( ! $videopress_guid && preg_match( '|^https?://v\.wordpress\.com/([a-zA-Z\d]{8})(.+)?$|i', $url, $matches ) ) { // phpcs:ignore WordPress.WP.CapitalPDangit.MisspelledInText |
| 218 | $videopress_guid = $matches[1]; |
| 219 | } |
| 220 | |
| 221 | break; |
| 222 | } |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | if ( $videopress_guid ) { |
| 227 | $videopress_atts = array( $videopress_guid ); |
| 228 | |
| 229 | // height is ignored on jetpack video block, so we don't pass it for consistency. |
| 230 | if ( isset( $attr['width'] ) ) { |
| 231 | $videopress_atts['w'] = (int) $attr['width']; |
| 232 | } |
| 233 | if ( isset( $attr['muted'] ) ) { |
| 234 | $videopress_atts['muted'] = $attr['muted']; |
| 235 | } |
| 236 | if ( isset( $attr['autoplay'] ) ) { |
| 237 | $videopress_atts['autoplay'] = $attr['autoplay']; |
| 238 | } |
| 239 | if ( isset( $attr['loop'] ) ) { |
| 240 | $videopress_atts['loop'] = $attr['loop']; |
| 241 | } |
| 242 | // The core video block doesn't support the cover attribute, setting it to false for consistency. |
| 243 | $videopress_atts['cover'] = false; |
| 244 | |
| 245 | // Then display the VideoPress version of the stored GUID! |
| 246 | return self::videopress_embed_shortcode( $videopress_atts ); |
| 247 | } |
| 248 | |
| 249 | return ''; |
| 250 | } |
| 251 | } |
| 252 |