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| 1 | <?php |
| 2 | /** |
| 3 | * Updates sync module. |
| 4 | * |
| 5 | * @package automattic/jetpack-sync |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\Sync\Modules; |
| 9 | |
| 10 | use Automattic\Jetpack\Constants as Jetpack_Constants; |
| 11 | |
| 12 | if ( ! defined( 'ABSPATH' ) ) { |
| 13 | exit( 0 ); |
| 14 | } |
| 15 | |
| 16 | /** |
| 17 | * Class to handle sync for updates. |
| 18 | */ |
| 19 | class Updates extends Module { |
| 20 | /** |
| 21 | * Name of the updates checksum option. |
| 22 | * |
| 23 | * @var string |
| 24 | */ |
| 25 | const UPDATES_CHECKSUM_OPTION_NAME = 'jetpack_updates_sync_checksum'; |
| 26 | |
| 27 | /** |
| 28 | * WordPress Version. |
| 29 | * |
| 30 | * @access private |
| 31 | * |
| 32 | * @var string |
| 33 | */ |
| 34 | private $old_wp_version = null; |
| 35 | |
| 36 | /** |
| 37 | * The current updates. |
| 38 | * |
| 39 | * @access private |
| 40 | * |
| 41 | * @var array |
| 42 | */ |
| 43 | private $updates = array(); |
| 44 | |
| 45 | /** |
| 46 | * Set module defaults. |
| 47 | * |
| 48 | * @access public |
| 49 | */ |
| 50 | public function set_defaults() { |
| 51 | $this->updates = array(); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * Sync module name. |
| 56 | * |
| 57 | * @access public |
| 58 | * |
| 59 | * @return string |
| 60 | */ |
| 61 | public function name() { |
| 62 | return 'updates'; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Initialize updates action listeners. |
| 67 | * |
| 68 | * @access public |
| 69 | * |
| 70 | * @param callable $callable Action handler callable. |
| 71 | */ |
| 72 | public function init_listeners( $callable ) { |
| 73 | global $wp_version; |
| 74 | $this->old_wp_version = $wp_version; |
| 75 | add_action( 'set_site_transient_update_plugins', array( $this, 'validate_update_change' ), 10, 3 ); |
| 76 | add_action( 'set_site_transient_update_themes', array( $this, 'validate_update_change' ), 10, 3 ); |
| 77 | add_action( 'set_site_transient_update_core', array( $this, 'validate_update_change' ), 10, 3 ); |
| 78 | |
| 79 | add_action( 'jetpack_update_plugins_change', $callable ); |
| 80 | add_action( 'jetpack_update_themes_change', $callable ); |
| 81 | add_action( 'jetpack_update_core_change', $callable ); |
| 82 | |
| 83 | add_filter( |
| 84 | 'jetpack_sync_before_enqueue_jetpack_update_themes_change', |
| 85 | array( |
| 86 | $this, |
| 87 | 'expand_themes', |
| 88 | ) |
| 89 | ); |
| 90 | |
| 91 | add_filter( |
| 92 | 'jetpack_sync_before_enqueue_jetpack_update_plugins_change', |
| 93 | array( |
| 94 | $this, |
| 95 | 'filter_update_keys', |
| 96 | ), |
| 97 | 10, |
| 98 | 2 |
| 99 | ); |
| 100 | add_filter( |
| 101 | 'jetpack_sync_before_enqueue_upgrader_process_complete', |
| 102 | array( |
| 103 | $this, |
| 104 | 'filter_upgrader_process_complete', |
| 105 | ), |
| 106 | 10, |
| 107 | 2 |
| 108 | ); |
| 109 | |
| 110 | if ( is_multisite() ) { |
| 111 | add_filter( 'pre_update_site_option_wpmu_upgrade_site', array( $this, 'update_core_network_event' ), 10, 2 ); |
| 112 | add_action( 'jetpack_sync_core_update_network', $callable, 10, 3 ); |
| 113 | } |
| 114 | |
| 115 | // Send data when update completes. |
| 116 | add_action( '_core_updated_successfully', array( $this, 'update_core' ) ); |
| 117 | add_action( 'jetpack_sync_core_reinstalled_successfully', $callable ); |
| 118 | add_action( 'jetpack_sync_core_autoupdated_successfully', $callable, 10, 2 ); |
| 119 | add_action( 'jetpack_sync_core_updated_successfully', $callable, 10, 2 ); |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Initialize updates action listeners for full sync. |
| 124 | * |
| 125 | * @access public |
| 126 | * |
| 127 | * @param callable $callable Action handler callable. |
| 128 | */ |
| 129 | public function init_full_sync_listeners( $callable ) { |
| 130 | add_action( 'jetpack_full_sync_updates', $callable ); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Initialize the module in the sender. |
| 135 | * |
| 136 | * @access public |
| 137 | */ |
| 138 | public function init_before_send() { |
| 139 | add_filter( 'jetpack_sync_before_send_jetpack_full_sync_updates', array( $this, 'expand_updates' ) ); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Handle a core network update. |
| 144 | * |
| 145 | * @access public |
| 146 | * |
| 147 | * @param int $wp_db_version Current version of the WordPress database. |
| 148 | * @param int $old_wp_db_version Old version of the WordPress database. |
| 149 | * @return int Current version of the WordPress database. |
| 150 | */ |
| 151 | public function update_core_network_event( $wp_db_version, $old_wp_db_version ) { |
| 152 | global $wp_version; |
| 153 | /** |
| 154 | * Sync event for when core wp network updates to a new db version |
| 155 | * |
| 156 | * @since 1.6.3 |
| 157 | * @since-jetpack 5.0.0 |
| 158 | * |
| 159 | * @param int $wp_db_version the latest wp_db_version |
| 160 | * @param int $old_wp_db_version previous wp_db_version |
| 161 | * @param string $wp_version the latest wp_version |
| 162 | */ |
| 163 | do_action( 'jetpack_sync_core_update_network', $wp_db_version, $old_wp_db_version, $wp_version ); |
| 164 | return $wp_db_version; |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * Handle a core update. |
| 169 | * |
| 170 | * @access public |
| 171 | * |
| 172 | * @todo Implement nonce or refactor to use `admin_post_{$action}` hooks instead. |
| 173 | * |
| 174 | * @param string $new_wp_version The new WP core version. |
| 175 | */ |
| 176 | public function update_core( $new_wp_version ) { |
| 177 | global $pagenow; |
| 178 | |
| 179 | // // phpcs:ignore WordPress.Security.NonceVerification.Recommended |
| 180 | if ( isset( $_GET['action'] ) && 'do-core-reinstall' === $_GET['action'] ) { |
| 181 | /** |
| 182 | * Sync event that fires when core reinstall was successful |
| 183 | * |
| 184 | * @since 1.6.3 |
| 185 | * @since-jetpack 5.0.0 |
| 186 | * |
| 187 | * @param string $new_wp_version the updated WordPress version |
| 188 | */ |
| 189 | do_action( 'jetpack_sync_core_reinstalled_successfully', $new_wp_version ); |
| 190 | return; |
| 191 | } |
| 192 | |
| 193 | // Core was autoupdated. |
| 194 | if ( |
| 195 | 'update-core.php' !== $pagenow && |
| 196 | ! Jetpack_Constants::is_true( 'REST_API_REQUEST' ) // WP.com rest api calls should never be marked as a core autoupdate. |
| 197 | ) { |
| 198 | /** |
| 199 | * Sync event that fires when core autoupdate was successful |
| 200 | * |
| 201 | * @since 1.6.3 |
| 202 | * @since-jetpack 5.0.0 |
| 203 | * |
| 204 | * @param string $new_wp_version the updated WordPress version |
| 205 | * @param string $old_wp_version the previous WordPress version |
| 206 | */ |
| 207 | do_action( 'jetpack_sync_core_autoupdated_successfully', $new_wp_version, $this->old_wp_version ); |
| 208 | return; |
| 209 | } |
| 210 | /** |
| 211 | * Sync event that fires when core update was successful |
| 212 | * |
| 213 | * @since 1.6.3 |
| 214 | * @since-jetpack 5.0.0 |
| 215 | * |
| 216 | * @param string $new_wp_version the updated WordPress version |
| 217 | * @param string $old_wp_version the previous WordPress version |
| 218 | */ |
| 219 | do_action( 'jetpack_sync_core_updated_successfully', $new_wp_version, $this->old_wp_version ); |
| 220 | } |
| 221 | |
| 222 | /** |
| 223 | * Retrieve the checksum for an update. |
| 224 | * |
| 225 | * @access public |
| 226 | * |
| 227 | * @param object $update The update object. |
| 228 | * @param string $transient The transient we're retrieving a checksum for. |
| 229 | * @return int The checksum. |
| 230 | */ |
| 231 | public function get_update_checksum( $update, $transient ) { |
| 232 | $updates = array(); |
| 233 | $no_updated = array(); |
| 234 | switch ( $transient ) { |
| 235 | case 'update_plugins': |
| 236 | if ( ! empty( $update->response ) && is_array( $update->response ) ) { |
| 237 | foreach ( $update->response as $plugin_slug => $plugin_data ) { |
| 238 | $plugin_data = (array) $plugin_data; |
| 239 | if ( ! empty( $plugin_slug ) && isset( $plugin_data['new_version'] ) ) { |
| 240 | $updates[] = array( $plugin_slug => $plugin_data['new_version'] ); |
| 241 | } |
| 242 | } |
| 243 | } |
| 244 | if ( ! empty( $update->no_update ) ) { |
| 245 | $no_updated = array_keys( $update->no_update ); |
| 246 | } |
| 247 | |
| 248 | if ( ! isset( $no_updated['jetpack/jetpack.php'] ) && isset( $updates['jetpack/jetpack.php'] ) ) { |
| 249 | return false; |
| 250 | } |
| 251 | |
| 252 | break; |
| 253 | case 'update_themes': |
| 254 | if ( ! empty( $update->response ) && is_array( $update->response ) ) { |
| 255 | foreach ( $update->response as $theme_slug => $theme_data ) { |
| 256 | $theme_data = (array) $theme_data; |
| 257 | if ( ! empty( $theme_slug ) && isset( $theme_data['new_version'] ) ) { |
| 258 | $updates[] = array( $theme_slug => $theme_data['new_version'] ); |
| 259 | } |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | if ( ! empty( $update->checked ) ) { |
| 264 | $no_updated = $update->checked; |
| 265 | } |
| 266 | |
| 267 | break; |
| 268 | case 'update_core': |
| 269 | if ( ! empty( $update->updates ) && is_array( $update->updates ) ) { |
| 270 | foreach ( $update->updates as $core_update ) { |
| 271 | if ( ! empty( $core_update->response ) && 'latest' === $core_update->response ) { |
| 272 | continue; |
| 273 | } |
| 274 | if ( ! empty( $core_update->response ) && isset( $core_update->packages->full ) ) { |
| 275 | $updates[] = array( $core_update->response => $core_update->packages->full ); |
| 276 | } |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | if ( ! empty( $update->version_checked ) ) { |
| 281 | $no_updated = $update->version_checked; |
| 282 | } |
| 283 | |
| 284 | if ( empty( $updates ) ) { |
| 285 | return false; |
| 286 | } |
| 287 | break; |
| 288 | |
| 289 | } |
| 290 | if ( empty( $updates ) && empty( $no_updated ) ) { |
| 291 | return false; |
| 292 | } |
| 293 | return $this->get_check_sum( array( $no_updated, $updates ) ); |
| 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Validate a change coming from an update before sending for sync. |
| 298 | * |
| 299 | * @access public |
| 300 | * |
| 301 | * @param mixed $value Site transient value. |
| 302 | * @param int $expiration Time until transient expiration in seconds. |
| 303 | * @param string $transient Transient name. |
| 304 | */ |
| 305 | public function validate_update_change( $value, $expiration, $transient ) { |
| 306 | $new_checksum = $this->get_update_checksum( $value, $transient ); |
| 307 | |
| 308 | if ( false === $new_checksum ) { |
| 309 | return; |
| 310 | } |
| 311 | |
| 312 | $checksums = get_option( self::UPDATES_CHECKSUM_OPTION_NAME, array() ); |
| 313 | |
| 314 | if ( isset( $checksums[ $transient ] ) && $checksums[ $transient ] === $new_checksum ) { |
| 315 | return; |
| 316 | } |
| 317 | |
| 318 | $checksums[ $transient ] = $new_checksum; |
| 319 | |
| 320 | update_option( self::UPDATES_CHECKSUM_OPTION_NAME, $checksums ); |
| 321 | if ( 'update_core' === $transient ) { |
| 322 | /** |
| 323 | * Trigger a change to core update that we want to sync. |
| 324 | * |
| 325 | * @since 1.6.3 |
| 326 | * @since-jetpack 5.1.0 |
| 327 | * |
| 328 | * @param array $value Contains info that tells us what needs updating. |
| 329 | */ |
| 330 | do_action( 'jetpack_update_core_change', $value ); |
| 331 | return; |
| 332 | } |
| 333 | if ( empty( $this->updates ) ) { |
| 334 | // Lets add the shutdown method once and only when the updates move from empty to filled with something. |
| 335 | add_action( 'shutdown', array( $this, 'sync_last_event' ), 9 ); |
| 336 | } |
| 337 | if ( ! isset( $this->updates[ $transient ] ) ) { |
| 338 | $this->updates[ $transient ] = array(); |
| 339 | } |
| 340 | $this->updates[ $transient ][] = $value; |
| 341 | } |
| 342 | |
| 343 | /** |
| 344 | * Sync the last update only. |
| 345 | * |
| 346 | * @access public |
| 347 | */ |
| 348 | public function sync_last_event() { |
| 349 | foreach ( $this->updates as $transient => $values ) { |
| 350 | $value = end( $values ); // Only send over the last value. |
| 351 | /** |
| 352 | * Trigger a change to a specific update that we want to sync. |
| 353 | * Triggers one of the following actions: |
| 354 | * - jetpack_{$transient}_change |
| 355 | * - jetpack_update_plugins_change |
| 356 | * - jetpack_update_themes_change |
| 357 | * |
| 358 | * @since 1.6.3 |
| 359 | * @since-jetpack 5.1.0 |
| 360 | * |
| 361 | * @param array $value Contains info that tells us what needs updating. |
| 362 | */ |
| 363 | do_action( "jetpack_{$transient}_change", $value ); |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | /** |
| 368 | * Enqueue the updates actions for full sync. |
| 369 | * |
| 370 | * @access public |
| 371 | * |
| 372 | * @param array $config Full sync configuration for this sync module. |
| 373 | * @param int $max_items_to_enqueue Maximum number of items to enqueue. |
| 374 | * @param boolean $state True if full sync has finished enqueueing this module, false otherwise. |
| 375 | * @return array Number of actions enqueued, and next module state. |
| 376 | */ |
| 377 | public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 378 | /** |
| 379 | * Tells the client to sync all updates to the server |
| 380 | * |
| 381 | * @since 1.6.3 |
| 382 | * @since-jetpack 4.2.0 |
| 383 | * |
| 384 | * @param boolean Whether to expand updates (should always be true) |
| 385 | */ |
| 386 | do_action( 'jetpack_full_sync_updates', true ); |
| 387 | |
| 388 | // The number of actions enqueued, and next module state (true == done). |
| 389 | return array( 1, true ); |
| 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Send the updates actions for full sync. |
| 394 | * |
| 395 | * @access public |
| 396 | * |
| 397 | * @param array $config Full sync configuration for this sync module. |
| 398 | * @param array $status This module Full Sync status. |
| 399 | * @param int $send_until The timestamp until the current request can send. |
| 400 | * @param int $started The timestamp when the full sync started. |
| 401 | * |
| 402 | * @return array This module Full Sync status. |
| 403 | */ |
| 404 | public function send_full_sync_actions( $config, $status, $send_until, $started ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 405 | // we call this instead of do_action when sending immediately. |
| 406 | $result = $this->send_action( 'jetpack_full_sync_updates', array( true ) ); |
| 407 | |
| 408 | if ( is_wp_error( $result ) ) { |
| 409 | $status['error'] = true; |
| 410 | return $status; |
| 411 | } |
| 412 | $status['finished'] = true; |
| 413 | $status['sent'] = $status['total']; |
| 414 | return $status; |
| 415 | } |
| 416 | |
| 417 | /** |
| 418 | * Retrieve an estimated number of actions that will be enqueued. |
| 419 | * |
| 420 | * @access public |
| 421 | * |
| 422 | * @param array $config Full sync configuration for this sync module. |
| 423 | * @return int Number of items yet to be enqueued. |
| 424 | */ |
| 425 | public function estimate_full_sync_actions( $config ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 426 | return 1; |
| 427 | } |
| 428 | |
| 429 | /** |
| 430 | * Retrieve the actions that will be sent for this module during a full sync. |
| 431 | * |
| 432 | * @access public |
| 433 | * |
| 434 | * @return array Full sync actions of this module. |
| 435 | */ |
| 436 | public function get_full_sync_actions() { |
| 437 | return array( 'jetpack_full_sync_updates' ); |
| 438 | } |
| 439 | |
| 440 | /** |
| 441 | * Retrieve all updates that we're interested in. |
| 442 | * |
| 443 | * @access public |
| 444 | * |
| 445 | * @return array All updates. |
| 446 | */ |
| 447 | public function get_all_updates() { |
| 448 | return array( |
| 449 | 'core' => get_site_transient( 'update_core' ), |
| 450 | 'plugins' => get_site_transient( 'update_plugins' ), |
| 451 | 'themes' => get_site_transient( 'update_themes' ), |
| 452 | ); |
| 453 | } |
| 454 | |
| 455 | /** |
| 456 | * Remove unnecessary keys from synced updates data. |
| 457 | * |
| 458 | * @access public |
| 459 | * |
| 460 | * @param array $args Hook arguments. |
| 461 | * @return array $args Hook arguments. |
| 462 | */ |
| 463 | public function filter_update_keys( $args ) { |
| 464 | $updates = $args[0]; |
| 465 | |
| 466 | if ( isset( $updates->no_update ) ) { |
| 467 | unset( $updates->no_update ); |
| 468 | } |
| 469 | |
| 470 | return $args; |
| 471 | } |
| 472 | |
| 473 | /** |
| 474 | * Filter out upgrader object from the completed upgrader action args. |
| 475 | * |
| 476 | * @access public |
| 477 | * |
| 478 | * @param array $args Hook arguments. |
| 479 | * @return array $args Filtered hook arguments. |
| 480 | */ |
| 481 | public function filter_upgrader_process_complete( $args ) { |
| 482 | array_shift( $args ); |
| 483 | |
| 484 | return $args; |
| 485 | } |
| 486 | |
| 487 | /** |
| 488 | * Expand the updates within a hook before they are serialized and sent to the server. |
| 489 | * |
| 490 | * @access public |
| 491 | * |
| 492 | * @param array $args The hook parameters. |
| 493 | * @return array $args The hook parameters. |
| 494 | */ |
| 495 | public function expand_updates( $args ) { |
| 496 | if ( $args[0] ) { |
| 497 | return $this->get_all_updates(); |
| 498 | } |
| 499 | |
| 500 | return $args; |
| 501 | } |
| 502 | |
| 503 | /** |
| 504 | * Expand the themes within a hook before they are serialized and sent to the server. |
| 505 | * |
| 506 | * @access public |
| 507 | * |
| 508 | * @param array $args The hook parameters. |
| 509 | * @return array $args The hook parameters. |
| 510 | */ |
| 511 | public function expand_themes( $args ) { |
| 512 | if ( ! isset( $args[0]->response ) ) { |
| 513 | return $args; |
| 514 | } |
| 515 | if ( ! is_array( $args[0]->response ) ) { |
| 516 | // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_trigger_error |
| 517 | trigger_error( 'Warning: Not an Array as expected but -> ' . wp_json_encode( $args[0]->response, JSON_UNESCAPED_SLASHES ) . ' instead', E_USER_WARNING ); |
| 518 | return $args; |
| 519 | } |
| 520 | foreach ( $args[0]->response as $stylesheet => &$theme_data ) { |
| 521 | $theme_data = (array) $theme_data; |
| 522 | // Make sure the theme data array is not empty and has data that would indicate it is in the correct format. |
| 523 | if ( isset( $theme_data['theme'] ) ) { |
| 524 | $theme = wp_get_theme( $stylesheet ); |
| 525 | $theme_data['name'] = $theme->name; |
| 526 | } |
| 527 | } |
| 528 | return $args; |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Perform module cleanup. |
| 533 | * Deletes any transients and options that this module uses. |
| 534 | * Usually triggered when uninstalling the plugin. |
| 535 | * |
| 536 | * @access public |
| 537 | */ |
| 538 | public function reset_data() { |
| 539 | delete_option( self::UPDATES_CHECKSUM_OPTION_NAME ); |
| 540 | } |
| 541 | |
| 542 | /** |
| 543 | * Return Total number of objects. |
| 544 | * |
| 545 | * @param array $config Full Sync config. |
| 546 | * |
| 547 | * @return int total |
| 548 | */ |
| 549 | public function total( $config ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 550 | return 3; |
| 551 | } |
| 552 | |
| 553 | /** |
| 554 | * Retrieve a set of updates by their IDs. |
| 555 | * |
| 556 | * @access public |
| 557 | * |
| 558 | * @param string $object_type Object type. |
| 559 | * @param array $ids Object IDs. |
| 560 | * @return array Array of objects. |
| 561 | */ |
| 562 | public function get_objects_by_id( $object_type, $ids ) { |
| 563 | if ( empty( $ids ) || empty( $object_type ) || 'update' !== $object_type ) { |
| 564 | return array(); |
| 565 | } |
| 566 | |
| 567 | $objects = array(); |
| 568 | foreach ( (array) $ids as $id ) { |
| 569 | $object = $this->get_object_by_id( $object_type, $id ); |
| 570 | |
| 571 | if ( 'all' === $id ) { |
| 572 | // If all was requested it contains all updates and can simply be returned. |
| 573 | return $object; |
| 574 | } |
| 575 | $objects[ $id ] = $object; |
| 576 | } |
| 577 | |
| 578 | return $objects; |
| 579 | } |
| 580 | |
| 581 | /** |
| 582 | * Retrieve a update by its id. |
| 583 | * |
| 584 | * @access public |
| 585 | * |
| 586 | * @param string $object_type Type of the sync object. |
| 587 | * @param string $id ID of the sync object. |
| 588 | * @return mixed Value of Update. |
| 589 | */ |
| 590 | public function get_object_by_id( $object_type, $id ) { |
| 591 | if ( 'update' === $object_type ) { |
| 592 | |
| 593 | // Only whitelisted constants can be returned. |
| 594 | if ( in_array( $id, array( 'core', 'plugins', 'themes' ), true ) ) { |
| 595 | return get_site_transient( 'update_' . $id ); |
| 596 | } elseif ( 'all' === $id ) { |
| 597 | return $this->get_all_updates(); |
| 598 | } |
| 599 | } |
| 600 | |
| 601 | return false; |
| 602 | } |
| 603 | } |