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| 1 | <?php |
| 2 | /** |
| 3 | * Registers a filter for the themes API result to add WPCom themes. |
| 4 | * |
| 5 | * @package wpcom-themes |
| 6 | */ |
| 7 | |
| 8 | /** |
| 9 | * Loads the WPCom themes service instance. |
| 10 | * |
| 11 | * @return WPCom_Themes_Service |
| 12 | */ |
| 13 | function wpcomsh_get_wpcom_themes_service_instance(): WPCom_Themes_Service { |
| 14 | static $instance; |
| 15 | if ( ! $instance ) { |
| 16 | // Load dependencies. |
| 17 | require_once __DIR__ . '/includes/class-wpcom-themes-mapper.php'; |
| 18 | require_once __DIR__ . '/includes/class-wpcom-themes-merger.php'; |
| 19 | require_once __DIR__ . '/includes/class-wpcom-themes-cache.php'; |
| 20 | require_once __DIR__ . '/includes/class-wpcom-themes-service.php'; |
| 21 | require_once __DIR__ . '/includes/class-wpcom-themes-api.php'; |
| 22 | |
| 23 | // Resolve and Inject dependencies. |
| 24 | $mapper = new WPCom_Themes_Mapper(); |
| 25 | $merger = new WPCom_Themes_Merger(); |
| 26 | $cache = new WPCom_Themes_Cache(); |
| 27 | $api = new WPCom_Themes_Api( $cache ); |
| 28 | $wpcom_themes_service = new WPCom_Themes_Service( $api, $mapper, $merger ); |
| 29 | |
| 30 | $instance = $wpcom_themes_service; |
| 31 | } |
| 32 | |
| 33 | return $instance; |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * Perform necessary checks to remove dot org themes based on the plan and other features. |
| 38 | * |
| 39 | * @param mixed $res The result object. |
| 40 | * |
| 41 | * @return mixed|stdClass |
| 42 | */ |
| 43 | function wpcomsh_remove_dot_org_themes_based_on_plan( $res ) { |
| 44 | if ( ! wpcom_site_has_feature( WPCOM_Features::COMMUNITY_THEMES ) ) { |
| 45 | $res->info['results'] = 0; |
| 46 | $res->themes = array(); |
| 47 | } |
| 48 | |
| 49 | return $res; |
| 50 | } |
| 51 | add_filter( 'themes_api_result', 'wpcomsh_remove_dot_org_themes_based_on_plan', 0, 1 ); |
| 52 | |
| 53 | /** |
| 54 | * Process the themes API result and add the recommended WPCom themes to the Popular tab. |
| 55 | * |
| 56 | * @param mixed $res The result object. |
| 57 | * @param string $action The action. |
| 58 | * @param mixed $args The arguments. |
| 59 | * |
| 60 | * @return mixed|stdClass |
| 61 | */ |
| 62 | function wpcomsh_popular_wpcom_themes_api_result( $res, string $action, $args ) { |
| 63 | // Pre-requisites checks. |
| 64 | $browse = $args->browse ?? ''; |
| 65 | if ( 'query_themes' !== $action || 'popular' !== $browse ) { |
| 66 | return $res; |
| 67 | } |
| 68 | |
| 69 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 70 | |
| 71 | // Add results to the resulting array. |
| 72 | return $wpcom_themes_service->filter_themes_api_result_recommended( $res ); |
| 73 | } |
| 74 | add_filter( 'themes_api_result', 'wpcomsh_popular_wpcom_themes_api_result', 1, 3 ); |
| 75 | |
| 76 | /** |
| 77 | * Process the themes API result and add the latest WPCom themes to the Latest tab. |
| 78 | * |
| 79 | * @param mixed $res The result object. |
| 80 | * @param string $action The action. |
| 81 | * @param mixed $args The arguments. |
| 82 | * |
| 83 | * @return mixed|stdClass |
| 84 | */ |
| 85 | function wpcomsh_latest_wpcom_themes_api_result( $res, string $action, $args ) { |
| 86 | // Pre-requisites checks. |
| 87 | $browse = $args->browse ?? ''; |
| 88 | if ( 'query_themes' !== $action || 'new' !== $browse ) { |
| 89 | return $res; |
| 90 | } |
| 91 | |
| 92 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 93 | |
| 94 | // Add results to the resulting array. |
| 95 | return $wpcom_themes_service->filter_themes_api_result_latest( $res ); |
| 96 | } |
| 97 | add_filter( 'themes_api_result', 'wpcomsh_latest_wpcom_themes_api_result', 1, 3 ); |
| 98 | |
| 99 | /** |
| 100 | * Process the themes API result and add the WPCom block themes to the Block themes tab. |
| 101 | * |
| 102 | * @param mixed $res The result object. |
| 103 | * @param string $action The action. |
| 104 | * @param mixed $args The arguments. |
| 105 | * |
| 106 | * @return mixed|stdClass |
| 107 | */ |
| 108 | function wpcomsh_block_themes_wpcom_themes_api_result( $res, string $action, $args ) { |
| 109 | // Pre-requisites checks. |
| 110 | $tag = $args->tag ?? ''; |
| 111 | if ( 'query_themes' !== $action || 'full-site-editing' !== $tag ) { |
| 112 | return $res; |
| 113 | } |
| 114 | |
| 115 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 116 | |
| 117 | // Add results to the resulting array. |
| 118 | return $wpcom_themes_service->filter_themes_api_result_block_themes( $res ); |
| 119 | } |
| 120 | add_filter( 'themes_api_result', 'wpcomsh_block_themes_wpcom_themes_api_result', 1, 3 ); |
| 121 | |
| 122 | /** |
| 123 | * Process the themes API result and add WPCom themes when using the search. |
| 124 | * |
| 125 | * @param mixed $res The result object. |
| 126 | * @param string $action The action. |
| 127 | * @param mixed $args The arguments. |
| 128 | * |
| 129 | * @return mixed|stdClass |
| 130 | */ |
| 131 | function wpcomsh_search_wpcom_themes_api_result( $res, string $action, $args ) { |
| 132 | // Pre-requisites checks. |
| 133 | $search = $args->search ?? ''; |
| 134 | if ( 'query_themes' !== $action || '' === $search ) { |
| 135 | return $res; |
| 136 | } |
| 137 | |
| 138 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 139 | |
| 140 | // Add results to the resulting array. |
| 141 | return $wpcom_themes_service->filter_themes_api_result_search( $res, $search ); |
| 142 | } |
| 143 | add_filter( 'themes_api_result', 'wpcomsh_search_wpcom_themes_api_result', 1, 3 ); |
| 144 | |
| 145 | /** |
| 146 | * Process the themes API result and add WPCom themes when using the filter feature. |
| 147 | * |
| 148 | * @param mixed $res The result object. |
| 149 | * @param string $action The action. |
| 150 | * @param mixed $args The arguments. |
| 151 | * |
| 152 | * @return mixed|stdClass |
| 153 | */ |
| 154 | function wpcomsh_feature_filter_wpcom_themes_api_result( $res, string $action, $args ) { |
| 155 | // Pre-requisites checks. |
| 156 | $tags = $args->tag ?? array(); |
| 157 | if ( 'query_themes' !== $action || ! $tags ) { |
| 158 | return $res; |
| 159 | } |
| 160 | |
| 161 | if ( ! is_array( $tags ) ) { |
| 162 | $tags = array( $tags ); |
| 163 | } |
| 164 | |
| 165 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 166 | |
| 167 | // Add results to the resulting array. |
| 168 | return $wpcom_themes_service->filter_themes_api_result_feature_filter( $res, $tags ); |
| 169 | } |
| 170 | add_filter( 'themes_api_result', 'wpcomsh_feature_filter_wpcom_themes_api_result', 1, 3 ); |
| 171 | |
| 172 | /** |
| 173 | * Process the themes API result theme_information for WPCom themes if needed. |
| 174 | * |
| 175 | * @param mixed $res The result object. |
| 176 | * @param string $action The action. |
| 177 | * @param mixed $args The arguments. |
| 178 | * |
| 179 | * @return mixed|stdClass|WP_Error|null |
| 180 | */ |
| 181 | function wpcomsh_theme_information_wpcom_themes_api_result( $res, string $action, $args ) { |
| 182 | // Pre-requisites checks. |
| 183 | if ( 'theme_information' !== $action ) { |
| 184 | return $res; |
| 185 | } |
| 186 | |
| 187 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 188 | |
| 189 | return $wpcom_themes_service->get_theme( $args->slug ) ?? $res; |
| 190 | } |
| 191 | add_filter( 'themes_api_result', 'wpcomsh_theme_information_wpcom_themes_api_result', 1, 3 ); |
| 192 | |
| 193 | /** |
| 194 | * Remove the WP_Error object from the WP_Error object. |
| 195 | * |
| 196 | * @param string $code The error code. |
| 197 | * @param string $message The error message. |
| 198 | * @param mixed $data The error data. |
| 199 | * @param WP_Error $error The WP_Error object. |
| 200 | * |
| 201 | * @return void |
| 202 | */ |
| 203 | function wpcomsh_remove_symlink_wp_error( $code, $message, $data, WP_Error $error ) { |
| 204 | if ( 'wpcomsh_theme_install_symlink' === $code ) { |
| 205 | $error->remove( 'wpcomsh_theme_install_symlink' ); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * Install WPCom themes by creating a symlink instead of downloading the theme package. |
| 211 | * |
| 212 | * @param mixed $reply The result object. |
| 213 | * @param string $package The package to install. |
| 214 | * @param mixed $upgrader The upgrader component. |
| 215 | * |
| 216 | * @return bool|mixed|WP_Error |
| 217 | */ |
| 218 | function wpcomsh_theme_install_by_symlink( $reply, $package, $upgrader ) { |
| 219 | // Pre-requisites checks. |
| 220 | if ( ! $package || ! is_string( $package ) || ! $upgrader instanceof Theme_Upgrader ) { |
| 221 | return $reply; |
| 222 | } |
| 223 | |
| 224 | $wpcom_themes_service = wpcomsh_get_wpcom_themes_service_instance(); |
| 225 | $wpcom_theme = $wpcom_themes_service->get_theme( $package ); |
| 226 | |
| 227 | if ( ! $wpcom_theme ) { |
| 228 | return $reply; |
| 229 | } |
| 230 | |
| 231 | $upgrader->skin->feedback( 'installing_package' ); |
| 232 | $result = wpcomsh_jetpack_wpcom_theme_skip_download( false, $wpcom_theme->slug ); |
| 233 | |
| 234 | if ( is_wp_error( $result ) && $result->get_error_code() !== 'wpcom_theme_already_installed' ) { |
| 235 | $upgrader->skin->feedback( 'process_failed' ); |
| 236 | // The internal state and return values are WP_Errors. |
| 237 | $upgrader->result = $result; |
| 238 | |
| 239 | return $result; |
| 240 | } |
| 241 | |
| 242 | // Set the result to the theme slug to indicate success and so that the skin can reference it. |
| 243 | $result = array( |
| 244 | 'destination_name' => $wpcom_theme->slug, |
| 245 | ); |
| 246 | $upgrader->result = $result; |
| 247 | // Skin uses both the upgrader and its own result which should be the same. |
| 248 | $upgrader->skin->result = $result; |
| 249 | $upgrader->skin->feedback( 'process_success' ); |
| 250 | |
| 251 | // Symlink errors are not really errors so let's remove them. Some clients inspect the skin errors to determine the success of the operation. |
| 252 | add_action( 'wp_error_added', 'wpcomsh_remove_symlink_wp_error', 0, 4 ); |
| 253 | |
| 254 | // We need to return a WP_Error to short circuit the installation process. |
| 255 | return new WP_Error( 'wpcomsh_theme_install_symlink' ); |
| 256 | } |
| 257 | add_filter( 'upgrader_pre_download', 'wpcomsh_theme_install_by_symlink', 0, 4 ); |
| 258 | |
| 259 | /** |
| 260 | * Remove the symlink created for the WPCom theme when the theme is deleted. |
| 261 | * |
| 262 | * @param string $stylesheet The theme stylesheet. |
| 263 | * |
| 264 | * @return void Return early if the theme is not a WPCom theme. |
| 265 | */ |
| 266 | function wpcomsh_delete_managed_wpcom_theme( string $stylesheet ) { |
| 267 | if ( wpcomsh_is_theme_symlinked( $stylesheet ) ) { |
| 268 | wpcomsh_jetpack_wpcom_theme_delete( false, $stylesheet ); |
| 269 | } |
| 270 | } |
| 271 | add_action( 'delete_theme', 'wpcomsh_delete_managed_wpcom_theme' ); |
| 272 | |
| 273 | /** |
| 274 | * Include the creation date in the themes API response. |
| 275 | * |
| 276 | * @param array $args The arguments. |
| 277 | * |
| 278 | * @return array The arguments with the creation time included. |
| 279 | */ |
| 280 | function wpcomsh_include_themes_creation_date( $args ) { |
| 281 | $args['fields']['creation_time'] = true; |
| 282 | |
| 283 | return $args; |
| 284 | } |
| 285 | add_filter( 'install_themes_table_api_args_new', 'wpcomsh_include_themes_creation_date' ); |
| 286 | add_filter( 'install_themes_table_api_args_search', 'wpcomsh_include_themes_creation_date' ); |