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1 <?php 2 /** 3 * Upgrade API: Plugin_Upgrader class 4 * 5 * @package WordPress 6 * @subpackage Upgrader 7 * @since 4.6.0 8 */ 9 10 /** 11 * Core class used for upgrading/installing plugins. 12 * 13 * It is designed to upgrade/install plugins from a local zip, remote zip URL, 14 * or uploaded zip file. 15 * 16 * @since 2.8.0 17 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader.php. 18 * 19 * @see WP_Upgrader 20 */ 21 class Plugin_Upgrader extends WP_Upgrader { 22 23 /** 24 * Plugin upgrade result. 25 * 26 * @since 2.8.0 27 * @var array|WP_Error $result 28 * 29 * @see WP_Upgrader::$result 30 */ 31 public $result; 32 33 /** 34 * Whether a bulk upgrade/installation is being performed. 35 * 36 * @since 2.9.0 37 * @var bool $bulk 38 */ 39 public $bulk = false; 40 41 /** 42 * New plugin info. 43 * 44 * @since 5.5.0 45 * @var array $new_plugin_data 46 * 47 * @see check_package() 48 */ 49 public $new_plugin_data = array(); 50 51 /** 52 * Initializes the upgrade strings. 53 * 54 * @since 2.8.0 55 */ 56 public function upgrade_strings() { 57 $this->strings['up_to_date'] = __( 'The plugin is at the latest version.' ); 58 $this->strings['no_package'] = __( 'Update package not available.' ); 59 /* translators: %s: Package URL. */ 60 $this->strings['downloading_package'] = sprintf( __( 'Downloading update from %s…' ), '<span class="code pre">%s</span>' ); 61 $this->strings['unpack_package'] = __( 'Unpacking the update…' ); 62 $this->strings['remove_old'] = __( 'Removing the old version of the plugin…' ); 63 $this->strings['remove_old_failed'] = __( 'Could not remove the old plugin.' ); 64 $this->strings['process_failed'] = __( 'Plugin update failed.' ); 65 $this->strings['process_success'] = __( 'Plugin updated successfully.' ); 66 $this->strings['process_bulk_success'] = __( 'Plugins updated successfully.' ); 67 } 68 69 /** 70 * Initializes the installation strings. 71 * 72 * @since 2.8.0 73 */ 74 public function install_strings() { 75 $this->strings['no_package'] = __( 'Installation package not available.' ); 76 /* translators: %s: Package URL. */ 77 $this->strings['downloading_package'] = sprintf( __( 'Downloading installation package from %s…' ), '<span class="code pre">%s</span>' ); 78 $this->strings['unpack_package'] = __( 'Unpacking the package…' ); 79 $this->strings['installing_package'] = __( 'Installing the plugin…' ); 80 $this->strings['remove_old'] = __( 'Removing the current plugin…' ); 81 $this->strings['remove_old_failed'] = __( 'Could not remove the current plugin.' ); 82 $this->strings['no_files'] = __( 'The plugin contains no files.' ); 83 $this->strings['process_failed'] = __( 'Plugin installation failed.' ); 84 $this->strings['process_success'] = __( 'Plugin installed successfully.' ); 85 /* translators: 1: Plugin name, 2: Plugin version. */ 86 $this->strings['process_success_specific'] = __( 'Successfully installed the plugin <strong>%1$s %2$s</strong>.' ); 87 88 if ( ! empty( $this->skin->overwrite ) ) { 89 if ( 'update-plugin' === $this->skin->overwrite ) { 90 $this->strings['installing_package'] = __( 'Updating the plugin…' ); 91 $this->strings['process_failed'] = __( 'Plugin update failed.' ); 92 $this->strings['process_success'] = __( 'Plugin updated successfully.' ); 93 } 94 95 if ( 'downgrade-plugin' === $this->skin->overwrite ) { 96 $this->strings['installing_package'] = __( 'Downgrading the plugin…' ); 97 $this->strings['process_failed'] = __( 'Plugin downgrade failed.' ); 98 $this->strings['process_success'] = __( 'Plugin downgraded successfully.' ); 99 } 100 } 101 } 102 103 /** 104 * Install a plugin package. 105 * 106 * @since 2.8.0 107 * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. 108 * 109 * @param string $package The full local path or URI of the package. 110 * @param array $args { 111 * Optional. Other arguments for installing a plugin package. Default empty array. 112 * 113 * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. 114 * Default true. 115 * } 116 * @return bool|WP_Error True if the installation was successful, false or a WP_Error otherwise. 117 */ 118 public function install( $package, $args = array() ) { 119 $defaults = array( 120 'clear_update_cache' => true, 121 'overwrite_package' => false, // Do not overwrite files. 122 ); 123 $parsed_args = wp_parse_args( $args, $defaults ); 124 125 $this->init(); 126 $this->install_strings(); 127 128 add_filter( 'upgrader_source_selection', array( $this, 'check_package' ) ); 129 130 if ( $parsed_args['clear_update_cache'] ) { 131 // Clear cache so wp_update_plugins() knows about the new plugin. 132 add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 ); 133 } 134 135 $this->run( 136 array( 137 'package' => $package, 138 'destination' => WP_PLUGIN_DIR, 139 'clear_destination' => $parsed_args['overwrite_package'], 140 'clear_working' => true, 141 'hook_extra' => array( 142 'type' => 'plugin', 143 'action' => 'install', 144 ), 145 ) 146 ); 147 148 remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 ); 149 remove_filter( 'upgrader_source_selection', array( $this, 'check_package' ) ); 150 151 if ( ! $this->result || is_wp_error( $this->result ) ) { 152 return $this->result; 153 } 154 155 // Force refresh of plugin update information. 156 wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); 157 158 if ( $parsed_args['overwrite_package'] ) { 159 /** 160 * Fires when the upgrader has successfully overwritten a currently installed 161 * plugin or theme with an uploaded zip package. 162 * 163 * @since 5.5.0 164 * 165 * @param string $package The package file. 166 * @param array $data The new plugin or theme data. 167 * @param string $package_type The package type ('plugin' or 'theme'). 168 */ 169 do_action( 'upgrader_overwrote_package', $package, $this->new_plugin_data, 'plugin' ); 170 } 171 172 return true; 173 } 174 175 /** 176 * Upgrades a plugin. 177 * 178 * @since 2.8.0 179 * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. 180 * 181 * @param string $plugin Path to the plugin file relative to the plugins directory. 182 * @param array $args { 183 * Optional. Other arguments for upgrading a plugin package. Default empty array. 184 * 185 * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. 186 * Default true. 187 * } 188 * @return bool|WP_Error True if the upgrade was successful, false or a WP_Error object otherwise. 189 */ 190 public function upgrade( $plugin, $args = array() ) { 191 $defaults = array( 192 'clear_update_cache' => true, 193 ); 194 $parsed_args = wp_parse_args( $args, $defaults ); 195 196 $this->init(); 197 $this->upgrade_strings(); 198 199 $current = get_site_transient( 'update_plugins' ); 200 if ( ! isset( $current->response[ $plugin ] ) ) { 201 $this->skin->before(); 202 $this->skin->set_result( false ); 203 $this->skin->error( 'up_to_date' ); 204 $this->skin->after(); 205 return false; 206 } 207 208 // Get the URL to the zip file. 209 $r = $current->response[ $plugin ]; 210 211 add_filter( 'upgrader_pre_install', array( $this, 'deactivate_plugin_before_upgrade' ), 10, 2 ); 212 add_filter( 'upgrader_pre_install', array( $this, 'active_before' ), 10, 2 ); 213 add_filter( 'upgrader_clear_destination', array( $this, 'delete_old_plugin' ), 10, 4 ); 214 add_filter( 'upgrader_post_install', array( $this, 'active_after' ), 10, 2 ); 215 /* 216 * There's a Trac ticket to move up the directory for zips which are made a bit differently, useful for non-.org plugins. 217 * 'source_selection' => array( $this, 'source_selection' ), 218 */ 219 if ( $parsed_args['clear_update_cache'] ) { 220 // Clear cache so wp_update_plugins() knows about the new plugin. 221 add_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9, 0 ); 222 } 223 224 $this->run( 225 array( 226 'package' => $r->package, 227 'destination' => WP_PLUGIN_DIR, 228 'clear_destination' => true, 229 'clear_working' => true, 230 'hook_extra' => array( 231 'plugin' => $plugin, 232 'type' => 'plugin', 233 'action' => 'update', 234 'temp_backup' => array( 235 'slug' => dirname( $plugin ), 236 'src' => WP_PLUGIN_DIR, 237 'dir' => 'plugins', 238 ), 239 ), 240 ) 241 ); 242 243 // Cleanup our hooks, in case something else does an upgrade on this connection. 244 remove_action( 'upgrader_process_complete', 'wp_clean_plugins_cache', 9 ); 245 remove_filter( 'upgrader_pre_install', array( $this, 'deactivate_plugin_before_upgrade' ) ); 246 remove_filter( 'upgrader_pre_install', array( $this, 'active_before' ) ); 247 remove_filter( 'upgrader_clear_destination', array( $this, 'delete_old_plugin' ) ); 248 remove_filter( 'upgrader_post_install', array( $this, 'active_after' ) ); 249 250 if ( ! $this->result || is_wp_error( $this->result ) ) { 251 return $this->result; 252 } 253 254 // Force refresh of plugin update information. 255 wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); 256 257 /* 258 * Ensure any future auto-update failures trigger a failure email by removing 259 * the last failure notification from the list when plugins update successfully. 260 */ 261 $past_failure_emails = get_option( 'auto_plugin_theme_update_emails', array() ); 262 263 if ( isset( $past_failure_emails[ $plugin ] ) ) { 264 unset( $past_failure_emails[ $plugin ] ); 265 update_option( 'auto_plugin_theme_update_emails', $past_failure_emails ); 266 } 267 268 return true; 269 } 270 271 /** 272 * Upgrades several plugins at once. 273 * 274 * @since 2.8.0 275 * @since 3.7.0 The `$args` parameter was added, making clearing the plugin update cache optional. 276 * 277 * @global string $wp_version The WordPress version string. 278 * 279 * @param string[] $plugins Array of paths to plugin files relative to the plugins directory. 280 * @param array $args { 281 * Optional. Other arguments for upgrading several plugins at once. 282 * 283 * @type bool $clear_update_cache Whether to clear the plugin updates cache if successful. Default true. 284 * } 285 * @return array|false An array of results indexed by plugin file, or false if unable to connect to the filesystem. 286 */ 287 public function bulk_upgrade( $plugins, $args = array() ) { 288 global $wp_version; 289 290 $defaults = array( 291 'clear_update_cache' => true, 292 ); 293 $parsed_args = wp_parse_args( $args, $defaults ); 294 295 $this->init(); 296 $this->bulk = true; 297 $this->upgrade_strings(); 298 299 $current = get_site_transient( 'update_plugins' ); 300 301 add_filter( 'upgrader_clear_destination', array( $this, 'delete_old_plugin' ), 10, 4 ); 302 303 $this->skin->header(); 304 305 // Connect to the filesystem first. 306 $res = $this->fs_connect( array( WP_CONTENT_DIR, WP_PLUGIN_DIR ) ); 307 if ( ! $res ) { 308 $this->skin->footer(); 309 return false; 310 } 311 312 $this->skin->bulk_header(); 313 314 /* 315 * Only start maintenance mode if: 316 * - running Multisite and there are one or more plugins specified, OR 317 * - a plugin with an update available is currently active. 318 * @todo For multisite, maintenance mode should only kick in for individual sites if at all possible. 319 */ 320 $maintenance = ( is_multisite() && ! empty( $plugins ) ); 321 foreach ( $plugins as $plugin ) { 322 $maintenance = $maintenance || ( is_plugin_active( $plugin ) && isset( $current->response[ $plugin ] ) ); 323 } 324 if ( $maintenance ) { 325 $this->maintenance_mode( true ); 326 } 327 328 $results = array(); 329 330 $this->update_count = count( $plugins ); 331 $this->update_current = 0; 332 foreach ( $plugins as $plugin ) { 333 ++$this->update_current; 334 $this->skin->plugin_info = get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin, false, true ); 335 336 if ( ! isset( $current->response[ $plugin ] ) ) { 337 $this->skin->set_result( 'up_to_date' ); 338 $this->skin->before(); 339 $this->skin->feedback( 'up_to_date' ); 340 $this->skin->after(); 341 $results[ $plugin ] = true; 342 continue; 343 } 344 345 // Get the URL to the zip file. 346 $r = $current->response[ $plugin ]; 347 348 $this->skin->plugin_active = is_plugin_active( $plugin ); 349 350 if ( isset( $r->requires ) && ! is_wp_version_compatible( $r->requires ) ) { 351 $result = new WP_Error( 352 'incompatible_wp_required_version', 353 sprintf( 354 /* translators: 1: Current WordPress version, 2: WordPress version required by the new plugin version. */ 355 __( 'Your WordPress version is %1$s, however the new plugin version requires %2$s.' ), 356 $wp_version, 357 $r->requires 358 ) 359 ); 360 361 $this->skin->before( $result ); 362 $this->skin->error( $result ); 363 $this->skin->after(); 364 } elseif ( isset( $r->requires_php ) && ! is_php_version_compatible( $r->requires_php ) ) { 365 $result = new WP_Error( 366 'incompatible_php_required_version', 367 sprintf( 368 /* translators: 1: Current PHP version, 2: PHP version required by the new plugin version. */ 369 __( 'The PHP version on your server is %1$s, however the new plugin version requires %2$s.' ), 370 PHP_VERSION, 371 $r->requires_php 372 ) 373 ); 374 375 $this->skin->before( $result ); 376 $this->skin->error( $result ); 377 $this->skin->after(); 378 } else { 379 add_filter( 'upgrader_source_selection', array( $this, 'check_package' ) ); 380 $result = $this->run( 381 array( 382 'package' => $r->package, 383 'destination' => WP_PLUGIN_DIR, 384 'clear_destination' => true, 385 'clear_working' => true, 386 'is_multi' => true, 387 'hook_extra' => array( 388 'plugin' => $plugin, 389 'temp_backup' => array( 390 'slug' => dirname( $plugin ), 391 'src' => WP_PLUGIN_DIR, 392 'dir' => 'plugins', 393 ), 394 ), 395 ) 396 ); 397 remove_filter( 'upgrader_source_selection', array( $this, 'check_package' ) ); 398 } 399 400 $results[ $plugin ] = $result; 401 402 // Prevent credentials auth screen from displaying multiple times. 403 if ( false === $result ) { 404 break; 405 } 406 } // End foreach $plugins. 407 408 $this->maintenance_mode( false ); 409 410 // Force refresh of plugin update information. 411 wp_clean_plugins_cache( $parsed_args['clear_update_cache'] ); 412 413 /** This action is documented in wp-admin/includes/class-wp-upgrader.php */ 414 do_action( 415 'upgrader_process_complete', 416 $this, 417 array( 418 'action' => 'update', 419 'type' => 'plugin', 420 'bulk' => true, 421 'plugins' => $plugins, 422 ) 423 ); 424 425 $this->skin->bulk_footer(); 426 427 $this->skin->footer(); 428 429 // Cleanup our hooks, in case something else does an upgrade on this connection. 430 remove_filter( 'upgrader_clear_destination', array( $this, 'delete_old_plugin' ) ); 431 432 /* 433 * Ensure any future auto-update failures trigger a failure email by removing 434 * the last failure notification from the list when plugins update successfully. 435 */ 436 $past_failure_emails = get_option( 'auto_plugin_theme_update_emails', array() ); 437 438 foreach ( $results as $plugin => $result ) { 439 // Maintain last failure notification when plugins failed to update manually. 440 if ( ! $result || is_wp_error( $result ) || ! isset( $past_failure_emails[ $plugin ] ) ) { 441 continue; 442 } 443 444 unset( $past_failure_emails[ $plugin ] ); 445 } 446 447 update_option( 'auto_plugin_theme_update_emails', $past_failure_emails ); 448 449 return $results; 450 } 451 452 /** 453 * Checks that the source package contains a valid plugin. 454 * 455 * Hooked to the {@see 'upgrader_source_selection'} filter by Plugin_Upgrader::install(). 456 * 457 * @since 3.3.0 458 * 459 * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. 460 * @global string $wp_version The WordPress version string. 461 * 462 * @param string $source The path to the downloaded package source. 463 * @return string|WP_Error The source as passed, or a WP_Error object on failure. 464 */ 465 public function check_package( $source ) { 466 global $wp_filesystem, $wp_version; 467 468 $this->new_plugin_data = array(); 469 470 if ( is_wp_error( $source ) ) { 471 return $source; 472 } 473 474 $working_directory = str_replace( $wp_filesystem->wp_content_dir(), trailingslashit( WP_CONTENT_DIR ), $source ); 475 if ( ! is_dir( $working_directory ) ) { // Confidence check, if the above fails, let's not prevent installation. 476 return $source; 477 } 478 479 // Check that the folder contains at least 1 valid plugin. 480 $files = glob( $working_directory . '*.php' ); 481 if ( $files ) { 482 foreach ( $files as $file ) { 483 $info = get_plugin_data( $file, false, false ); 484 if ( ! empty( $info['Name'] ) ) { 485 $this->new_plugin_data = $info; 486 break; 487 } 488 } 489 } 490 491 if ( empty( $this->new_plugin_data ) ) { 492 return new WP_Error( 'incompatible_archive_no_plugins', $this->strings['incompatible_archive'], __( 'No valid plugins were found.' ) ); 493 } 494 495 $requires_php = isset( $info['RequiresPHP'] ) ? $info['RequiresPHP'] : null; 496 $requires_wp = isset( $info['RequiresWP'] ) ? $info['RequiresWP'] : null; 497 498 if ( ! is_php_version_compatible( $requires_php ) ) { 499 $error = sprintf( 500 /* translators: 1: Current PHP version, 2: Version required by the uploaded plugin. */ 501 __( 'The PHP version on your server is %1$s, however the uploaded plugin requires %2$s.' ), 502 PHP_VERSION, 503 $requires_php 504 ); 505 506 return new WP_Error( 'incompatible_php_required_version', $this->strings['incompatible_archive'], $error ); 507 } 508 509 if ( ! is_wp_version_compatible( $requires_wp ) ) { 510 $error = sprintf( 511 /* translators: 1: Current WordPress version, 2: Version required by the uploaded plugin. */ 512 __( 'Your WordPress version is %1$s, however the uploaded plugin requires %2$s.' ), 513 $wp_version, 514 $requires_wp 515 ); 516 517 return new WP_Error( 'incompatible_wp_required_version', $this->strings['incompatible_archive'], $error ); 518 } 519 520 return $source; 521 } 522 523 /** 524 * Retrieves the path to the file that contains the plugin info. 525 * 526 * This isn't used internally in the class, but is called by the skins. 527 * 528 * @since 2.8.0 529 * 530 * @return string|false The full path to the main plugin file, or false. 531 */ 532 public function plugin_info() { 533 if ( ! is_array( $this->result ) ) { 534 return false; 535 } 536 if ( empty( $this->result['destination_name'] ) ) { 537 return false; 538 } 539 540 // Ensure to pass with leading slash. 541 $plugin = get_plugins( '/' . $this->result['destination_name'] ); 542 if ( empty( $plugin ) ) { 543 return false; 544 } 545 546 // Assume the requested plugin is the first in the list. 547 $pluginfiles = array_keys( $plugin ); 548 549 return $this->result['destination_name'] . '/' . $pluginfiles[0]; 550 } 551 552 /** 553 * Deactivates a plugin before it is upgraded. 554 * 555 * Hooked to the {@see 'upgrader_pre_install'} filter by Plugin_Upgrader::upgrade(). 556 * 557 * @since 2.8.0 558 * @since 4.1.0 Added a return value. 559 * 560 * @param bool|WP_Error $response The installation response before the installation has started. 561 * @param array $plugin Plugin package arguments. 562 * @return bool|WP_Error The original `$response` parameter or WP_Error. 563 */ 564 public function deactivate_plugin_before_upgrade( $response, $plugin ) { 565 566 if ( is_wp_error( $response ) ) { // Bypass. 567 return $response; 568 } 569 570 // When in cron (background updates) don't deactivate the plugin, as we require a browser to reactivate it. 571 if ( wp_doing_cron() ) { 572 return $response; 573 } 574 575 $plugin = isset( $plugin['plugin'] ) ? $plugin['plugin'] : ''; 576 if ( empty( $plugin ) ) { 577 return new WP_Error( 'bad_request', $this->strings['bad_request'] ); 578 } 579 580 if ( is_plugin_active( $plugin ) ) { 581 // Deactivate the plugin silently, Prevent deactivation hooks from running. 582 deactivate_plugins( $plugin, true ); 583 } 584 585 return $response; 586 } 587 588 /** 589 * Turns on maintenance mode before attempting to background update an active plugin. 590 * 591 * Hooked to the {@see 'upgrader_pre_install'} filter by Plugin_Upgrader::upgrade(). 592 * 593 * @since 5.4.0 594 * 595 * @param bool|WP_Error $response The installation response before the installation has started. 596 * @param array $plugin Plugin package arguments. 597 * @return bool|WP_Error The original `$response` parameter or WP_Error. 598 */ 599 public function active_before( $response, $plugin ) { 600 if ( is_wp_error( $response ) ) { 601 return $response; 602 } 603 604 // Only enable maintenance mode when in cron (background update). 605 if ( ! wp_doing_cron() ) { 606 return $response; 607 } 608 609 $plugin = isset( $plugin['plugin'] ) ? $plugin['plugin'] : ''; 610 611 // Only run if plugin is active. 612 if ( ! is_plugin_active( $plugin ) ) { 613 return $response; 614 } 615 616 // Change to maintenance mode. Bulk edit handles this separately. 617 if ( ! $this->bulk ) { 618 $this->maintenance_mode( true ); 619 } 620 621 return $response; 622 } 623 624 /** 625 * Turns off maintenance mode after upgrading an active plugin. 626 * 627 * Hooked to the {@see 'upgrader_post_install'} filter by Plugin_Upgrader::upgrade(). 628 * 629 * @since 5.4.0 630 * 631 * @param bool|WP_Error $response The installation response after the installation has finished. 632 * @param array $plugin Plugin package arguments. 633 * @return bool|WP_Error The original `$response` parameter or WP_Error. 634 */ 635 public function active_after( $response, $plugin ) { 636 if ( is_wp_error( $response ) ) { 637 return $response; 638 } 639 640 // Only disable maintenance mode when in cron (background update). 641 if ( ! wp_doing_cron() ) { 642 return $response; 643 } 644 645 $plugin = isset( $plugin['plugin'] ) ? $plugin['plugin'] : ''; 646 647 // Only run if plugin is active. 648 if ( ! is_plugin_active( $plugin ) ) { 649 return $response; 650 } 651 652 // Time to remove maintenance mode. Bulk edit handles this separately. 653 if ( ! $this->bulk ) { 654 $this->maintenance_mode( false ); 655 } 656 657 return $response; 658 } 659 660 /** 661 * Deletes the old plugin during an upgrade. 662 * 663 * Hooked to the {@see 'upgrader_clear_destination'} filter by 664 * Plugin_Upgrader::upgrade() and Plugin_Upgrader::bulk_upgrade(). 665 * 666 * @since 2.8.0 667 * 668 * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. 669 * 670 * @param bool|WP_Error $removed Whether the destination was cleared. 671 * True on success, WP_Error on failure. 672 * @param string $local_destination The local package destination. 673 * @param string $remote_destination The remote package destination. 674 * @param array $plugin Extra arguments passed to hooked filters. 675 * @return bool|WP_Error 676 */ 677 public function delete_old_plugin( $removed, $local_destination, $remote_destination, $plugin ) { 678 global $wp_filesystem; 679 680 if ( is_wp_error( $removed ) ) { 681 return $removed; // Pass errors through. 682 } 683 684 $plugin = isset( $plugin['plugin'] ) ? $plugin['plugin'] : ''; 685 if ( empty( $plugin ) ) { 686 return new WP_Error( 'bad_request', $this->strings['bad_request'] ); 687 } 688 689 $plugins_dir = $wp_filesystem->wp_plugins_dir(); 690 $this_plugin_dir = trailingslashit( dirname( $plugins_dir . $plugin ) ); 691 692 if ( ! $wp_filesystem->exists( $this_plugin_dir ) ) { // If it's already vanished. 693 return $removed; 694 } 695 696 /* 697 * If plugin is in its own directory, recursively delete the directory. 698 * Base check on if plugin includes directory separator AND that it's not the root plugin folder. 699 */ 700 if ( strpos( $plugin, '/' ) && $this_plugin_dir !== $plugins_dir ) { 701 $deleted = $wp_filesystem->delete( $this_plugin_dir, true ); 702 } else { 703 $deleted = $wp_filesystem->delete( $plugins_dir . $plugin ); 704 } 705 706 if ( ! $deleted ) { 707 return new WP_Error( 'remove_old_failed', $this->strings['remove_old_failed'] ); 708 } 709 710 return true; 711 } 712 }
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| Generated : Fri Apr 26 08:20:02 2024 | Cross-referenced by PHPXref |