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| 1 | +<?php |
| 2 | +/** |
| 3 | + * Yoast SEO Video plugin file. |
| 4 | + * |
| 5 | + * @package Internals |
| 6 | + * @since 1.6.0 |
| 7 | + * @version 1.6.0 |
| 8 | + */ |
| 9 | + |
| 10 | +// Avoid direct calls to this file. |
| 11 | +if ( ! class_exists( 'WPSEO_Video_Sitemap' ) ) { |
| 12 | + header( 'Status: 403 Forbidden' ); |
| 13 | + header( 'HTTP/1.1 403 Forbidden' ); |
| 14 | + exit(); |
| 15 | +} |
| 16 | + |
| 17 | +if ( ! class_exists( 'WPSEO_Meta_Video' ) ) { |
| 18 | + |
| 19 | + /** |
| 20 | + * Add the VideoSEO metabox fields and associated validation to the WPSEO-meta management |
| 21 | + * |
| 22 | + * {@internal WPSEO_Meta is a class with only static methods, so we will not extend it with |
| 23 | + * a child class, we will only add to it by hooking in.} |
| 24 | + * |
| 25 | + * @phpcs:disable WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedClassFound -- This actually extends / builds upon WPSEO_Meta, so it sorta makes sense. |
| 26 | + */ |
| 27 | + class WPSEO_Meta_Video { |
| 28 | + |
| 29 | + /** |
| 30 | + * Meta box field definitions for the meta box form. |
| 31 | + * |
| 32 | + * @var array { |
| 33 | + * @type string $type Required. Field type. i.e. text / textarea / checkbox / |
| 34 | + * radio / select / multiselect / upload / snippetpreview etc. |
| 35 | + * @type string $title Required. Table row title. |
| 36 | + * @type string $default_value Recommended. Default value for the field. |
| 37 | + * IMPORTANT: |
| 38 | + * - if the field has options, the default has to be the |
| 39 | + * key of one of the options |
| 40 | + * - if the field is a text field, the default **has** to be |
| 41 | + * an empty string as otherwise the user can't save |
| 42 | + * an empty value/delete the meta value |
| 43 | + * - if the field is a checkbox, the only valid values |
| 44 | + * are 'on' or 'off' |
| 45 | + * @type array $options Semi-required. Options for use with (multi-)select and radio |
| 46 | + * fields, required if that's the field type. |
| 47 | + * Key = (string) value which will be saved to db. |
| 48 | + * Value = (string) text label for the option. |
| 49 | + * @type bool $autocomplete Optional. Whether auto complete is on for text fields. |
| 50 | + * Defaults to true. |
| 51 | + * @type string $class Optional. Classname(s) to add to the actual <input> tag. |
| 52 | + * @type string $description Optional. Description to show underneath the field. |
| 53 | + * @type string $expl Optional. Label for a checkbox. |
| 54 | + * @type string $help Optional. Help text to show on mouse over ? image. |
| 55 | + * @type int $rows Optional. Number of rows for a textarea, defaults to 3. |
| 56 | + * @type string $placeholder Optional. Currently not used in this class. |
| 57 | + * } |
| 58 | + * |
| 59 | + * {@internal |
| 60 | + * - Titles, help texts, description text and option labels are added via a translate_meta_boxes() method |
| 61 | + * in the relevant child classes (WPSEO_Metabox and WPSEO_Social_admin) as they are only needed there. |
| 62 | + * - Beware: even though the meta keys are divided into subsets, they still have to be uniquely named!} |
| 63 | + */ |
| 64 | + public static $meta_fields = [ |
| 65 | + 'video' => [ |
| 66 | + 'videositemap-disable' => [ |
| 67 | + 'type' => 'hidden', |
| 68 | + 'title' => '', // Translation added later. |
| 69 | + 'default_value' => 'off', |
| 70 | + 'expl' => '', // Translation added later. |
| 71 | + ], |
| 72 | + 'videositemap-thumbnail' => [ |
| 73 | + 'type' => 'hidden', |
| 74 | + 'title' => '', // Translation added later. |
| 75 | + 'default_value' => '', |
| 76 | + 'description' => '', |
| 77 | + 'placeholder' => '', // Translation added later. |
| 78 | + ], |
| 79 | + 'videositemap-duration' => [ |
| 80 | + 'type' => 'hidden', |
| 81 | + 'title' => '', // Translation added later. |
| 82 | + 'default_value' => '0', |
| 83 | + 'description' => '', // Translation added later. |
| 84 | + 'options' => [ |
| 85 | + 'min_value' => '0', |
| 86 | + 'max_value' => null, |
| 87 | + 'step' => '1', |
| 88 | + ], |
| 89 | + ], |
| 90 | + |
| 91 | + /* |
| 92 | + * {@internal Not used directly anywhere except for storage and retrieval of the meta box |
| 93 | + * form values. The real use is in the video_meta key which retrieves the value |
| 94 | + * of this from $_POST. |
| 95 | + * However removing this would cause the meta box field to go blank as the info |
| 96 | + * can no longer be retrieved, so leaving it as is for now.} |
| 97 | + */ |
| 98 | + 'videositemap-tags' => [ |
| 99 | + 'type' => 'hidden', |
| 100 | + 'title' => '', // Translation added later. |
| 101 | + 'default_value' => '', |
| 102 | + 'description' => '', // Translation added later. |
| 103 | + ], |
| 104 | + |
| 105 | + /* |
| 106 | + * {@internal Not used directly anywhere except for storage and retrieval of the meta box |
| 107 | + * form values. The real use is in the video_meta key which retrieves the value |
| 108 | + * of this from $_POST. |
| 109 | + * However removing this would cause the meta box field to go blank as the info |
| 110 | + * can no longer be retrieved, so leaving it as is for now.} |
| 111 | + */ |
| 112 | + 'videositemap-rating' => [ |
| 113 | + 'type' => 'hidden', |
| 114 | + 'title' => '', // Translation added later. |
| 115 | + 'default_value' => 0, |
| 116 | + 'description' => '', // Translation added later. |
| 117 | + 'options' => [ |
| 118 | + 'min_value' => '0', |
| 119 | + 'max_value' => '5', |
| 120 | + 'step' => '0.1', |
| 121 | + ], |
| 122 | + ], |
| 123 | + 'videositemap-not-family-friendly' => [ |
| 124 | + 'type' => 'hidden', |
| 125 | + 'title' => '', // Translation added later. |
| 126 | + 'default_value' => 'off', |
| 127 | + 'expl' => '', // Translation added later. |
| 128 | + 'description' => '', // Translation added later. |
| 129 | + ], |
| 130 | + ], |
| 131 | + |
| 132 | + |
| 133 | + /* Fields we should validate & save, but not show on any form */ |
| 134 | + 'non_form' => [ |
| 135 | + 'video_meta' => [ |
| 136 | + 'type' => null, |
| 137 | + 'default_value' => 'none', |
| 138 | + 'serialized' => true, |
| 139 | + ], |
| 140 | + ], |
| 141 | + ]; |
| 142 | + |
| 143 | + /** |
| 144 | + * Hook into WPSEO_Meta |
| 145 | + * |
| 146 | + * @return void |
| 147 | + */ |
| 148 | + public static function init() { |
| 149 | + add_filter( 'add_extra_wpseo_meta_fields', [ __CLASS__, 'register_video_meta_fields' ] ); |
| 150 | + add_filter( 'wpseo_metabox_entries_video', [ __CLASS__, 'adjust_video_meta_field_defs' ], 10, 2 ); |
| 151 | + |
| 152 | + add_filter( 'wpseo_sanitize_post_meta_' . WPSEO_Meta::$meta_prefix . 'videositemap-duration', [ __CLASS__, 'sanitize_duration' ], 10, 3 ); |
| 153 | + add_filter( 'wpseo_sanitize_post_meta_' . WPSEO_Meta::$meta_prefix . 'videositemap-rating', [ __CLASS__, 'sanitize_rating' ], 10, 3 ); |
| 154 | + add_filter( 'wpseo_sanitize_post_meta_' . WPSEO_Meta::$meta_prefix . 'videositemap-thumbnail', [ __CLASS__, 'sanitize_thumbnail_upload' ], 10, 3 ); |
| 155 | + add_filter( 'wpseo_sanitize_post_meta_' . WPSEO_Meta::$meta_prefix . 'video_meta', [ __CLASS__, 'sanitize_video_meta' ], 10, 2 ); |
| 156 | + } |
| 157 | + |
| 158 | + /** |
| 159 | + * Add the video meta fields to the WPSEO_Meta::$meta_fields definitions |
| 160 | + * |
| 161 | + * @param array $fields Fields already in place (possibly from other add-on plugins). |
| 162 | + * |
| 163 | + * @return array |
| 164 | + */ |
| 165 | + public static function register_video_meta_fields( $fields ) { |
| 166 | + return WPSEO_Meta::array_merge_recursive_distinct( $fields, self::$meta_fields ); |
| 167 | + } |
| 168 | + |
| 169 | + /** |
| 170 | + * Prepare the video meta field definitions for display in the metabox |
| 171 | + * |
| 172 | + * @param string $field_defs Field definitions for the requested tab. |
| 173 | + * @param string $post_type Post type of the current post. |
| 174 | + * |
| 175 | + * @return array Array containing the meta box field definitions |
| 176 | + */ |
| 177 | + public static function adjust_video_meta_field_defs( $field_defs, $post_type ) { |
| 178 | + $post = ( ! empty( $GLOBALS['post'] ) ) ? $GLOBALS['post'] : null; |
| 179 | + |
| 180 | + $field_defs['videositemap-disable']['expl'] = sprintf( $field_defs['videositemap-disable']['expl'], $post_type ); |
| 181 | + |
| 182 | + $video = []; |
| 183 | + if ( isset( $post->ID ) ) { |
| 184 | + $video = WPSEO_Meta::get_value( 'video_meta', $post->ID ); |
| 185 | + } |
| 186 | + |
| 187 | + if ( ( ! isset( $post->ID ) || WPSEO_Meta::get_value( 'videositemap-thumbnail', $post->ID ) === '' ) |
| 188 | + && ( isset( $video['thumbnail_loc'] ) && $video['thumbnail_loc'] !== '' ) |
| 189 | + ) { |
| 190 | + $field_defs['videositemap-thumbnail']['description'] = sprintf( $field_defs['videositemap-thumbnail']['description'], '<a target="_blank" href="' . esc_url( $video['thumbnail_loc'] ) . '">', '</a>' ); |
| 191 | + } |
| 192 | + else { |
| 193 | + $field_defs['videositemap-thumbnail']['description'] = ''; |
| 194 | + } |
| 195 | + |
| 196 | + if ( isset( $video['duration'] ) ) { |
| 197 | + $field_defs['videositemap-duration']['default_value'] = $video['duration']; |
| 198 | + } |
| 199 | + |
| 200 | + return $field_defs; |
| 201 | + } |
| 202 | + |
| 203 | + /** |
| 204 | + * Sanitize the video thumbnail upload post meta |
| 205 | + * |
| 206 | + * @param mixed $clean Potentially pre-cleaned version of the new meta value. |
| 207 | + * @param mixed $meta_value The new value. |
| 208 | + * @param string $field_def The field definition for the current meta field. |
| 209 | + * |
| 210 | + * @return string Cleaned value |
| 211 | + */ |
| 212 | + public static function sanitize_thumbnail_upload( $clean, $meta_value, $field_def ) { |
| 213 | + // Validate as url. |
| 214 | + $clean = $field_def['default_value']; |
| 215 | + |
| 216 | + $url = WPSEO_Video_Wrappers::yoast_wpseo_video_sanitize_url( $meta_value ); |
| 217 | + |
| 218 | + if ( $url !== '' ) { |
| 219 | + $clean = $url; |
| 220 | + } |
| 221 | + |
| 222 | + return $clean; |
| 223 | + } |
| 224 | + |
| 225 | + /** |
| 226 | + * Sanitize the video duration post meta |
| 227 | + * |
| 228 | + * @param mixed $clean Potentially pre-cleaned version of the new meta value. |
| 229 | + * @param mixed $meta_value The new value. |
| 230 | + * @param string $field_def The field definition for the current meta field. |
| 231 | + * |
| 232 | + * @return string Cleaned value |
| 233 | + */ |
| 234 | + public static function sanitize_duration( $clean, $meta_value, $field_def ) { |
| 235 | + $field_def = WPSEO_Meta::get_meta_field_defs( 'video' ); |
| 236 | + $field_def = $field_def['videositemap-duration']; |
| 237 | + $clean = $field_def['default_value']; |
| 238 | + |
| 239 | + $int = WPSEO_Video_Wrappers::yoast_wpseo_video_validate_int( $meta_value ); |
| 240 | + |
| 241 | + if ( $int !== false && $int > 0 ) { |
| 242 | + $clean = strval( $int ); |
| 243 | + } |
| 244 | + |
| 245 | + return $clean; |
| 246 | + } |
| 247 | + |
| 248 | + /** |
| 249 | + * Sanitize the video rating post meta |
| 250 | + * |
| 251 | + * @param mixed $clean Potentially pre-cleaned version of the new meta value. |
| 252 | + * @param mixed $meta_value The new value. |
| 253 | + * @param string $field_def The field definition for the current meta field. |
| 254 | + * |
| 255 | + * @return string Cleaned value |
| 256 | + */ |
| 257 | + public static function sanitize_rating( $clean, $meta_value, $field_def ) { |
| 258 | + $clean = $field_def['default_value']; |
| 259 | + if ( is_numeric( $meta_value ) && ( $meta_value >= 0 && $meta_value <= 5 ) ) { |
| 260 | + $clean = $meta_value; |
| 261 | + } |
| 262 | + |
| 263 | + return $clean; |
| 264 | + } |
| 265 | + |
| 266 | + /** |
| 267 | + * Sanitize the video meta post meta - set in function, not from user input so no extra validation done |
| 268 | + * |
| 269 | + * @param mixed $clean Potentially pre-cleaned version of the new meta value. |
| 270 | + * @param mixed $meta_value The new value. |
| 271 | + * |
| 272 | + * @return string Cleaned value |
| 273 | + */ |
| 274 | + public static function sanitize_video_meta( $clean, $meta_value ) { |
| 275 | + if ( is_array( $meta_value ) && $meta_value !== [] ) { |
| 276 | + $clean = $meta_value; |
| 277 | + } |
| 278 | + |
| 279 | + return $clean; |
| 280 | + } |
| 281 | + |
| 282 | + /** |
| 283 | + * Upgrade routine to deal with the fall-out of issue #102 |
| 284 | + */ |
| 285 | + public static function re_add_durations() { |
| 286 | + global $wpdb; |
| 287 | + |
| 288 | + // phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Only runs on upgrade, only gets data. |
| 289 | + $query = $wpdb->prepare( |
| 290 | + "SELECT post_id, meta_value |
| 291 | + FROM {$wpdb->postmeta} |
| 292 | + WHERE meta_key = %s", |
| 293 | + WPSEO_Meta::$meta_prefix . 'video_meta' |
| 294 | + ); |
| 295 | + $video_metas = $wpdb->get_results( $query ); // phpcs:ignore WordPress.DB.PreparedSQL -- Correctly prepared above. |
| 296 | + |
| 297 | + $query = $wpdb->prepare( |
| 298 | + "SELECT post_id |
| 299 | + FROM {$wpdb->postmeta} |
| 300 | + WHERE meta_key = %s", |
| 301 | + WPSEO_Meta::$meta_prefix . 'videositemap-duration' |
| 302 | + ); |
| 303 | + $known_durations = $wpdb->get_col( $query ); // phpcs:ignore WordPress.DB.PreparedSQL -- Correctly prepared above. |
| 304 | + // phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching |
| 305 | + |
| 306 | + if ( is_array( $video_metas ) && $video_metas !== [] ) { |
| 307 | + foreach ( $video_metas as $video ) { |
| 308 | + if ( $known_durations === [] || ! in_array( $video->post_id, $known_durations, true ) ) { |
| 309 | + $meta = maybe_unserialize( $video->meta_value ); |
| 310 | + if ( isset( $meta['duration'] ) ) { |
| 311 | + WPSEO_Meta::set_value( 'videositemap-duration', $meta['duration'], $video->post_id ); |
| 312 | + } |
| 313 | + unset( $meta ); |
| 314 | + } |
| 315 | + } |
| 316 | + } |
| 317 | + unset( $query, $video_metas, $known_durations, $video ); |
| 318 | + } |
| 319 | + } |
| 320 | +} |
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