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✏️ Editing: WPRocketUninstall.php

<?php

/**
 * Manages the deletion of WP Rocket data and files on uninstall.
 */
class WPRocketUninstall {

/**
	 * Path to the cache folder.
	 *
	 * @var string
	 */
	private $cache_path;

/**
	 * Path to the config folder.
	 *
	 * @var string
	 */
	private $config_path;

/**
	 * WP Rocket options.
	 *
	 * @var array
	 */
	private $options = [
		'wp_rocket_settings',
		'rocket_analytics_notice_displayed',
		'rocketcdn_user_token',
		'rocketcdn_process',
	];

/**
	 * WP Rocket transients.
	 *
	 * @var array
	 */
	private $transients = [
		'wp_rocket_customer_data',
		'rocket_notice_missing_tags',
		'rocket_clear_cache',
		'rocket_check_key_errors',
		'rocket_send_analytics_data',
		'rocket_critical_css_generation_process_running',
		'rocket_critical_css_generation_process_complete',
		'rocket_critical_css_generation_triggered',
		'rocketcdn_status',
		'rocketcdn_pricing',
		'rocketcdn_purge_cache_response',
		'rocket_cloudflare_ips',
		'rocket_cloudflare_is_api_keys_valid',
		'rocket_preload_triggered',
		'rocket_preload_complete',
		'rocket_preload_complete_time',
		'rocket_preload_errors',
		'rocket_database_optimization_process',
		'rocket_database_optimization_process_complete',
	];

/**
	 * WP Rocket scheduled events.
	 *
	 * @var array
	 */
	private $events = [
		'rocket_purge_time_event',
		'rocket_database_optimization_time_event',
		'rocket_google_tracking_cache_update',
		'rocket_facebook_tracking_cache_update',
		'rocket_cache_dir_size_check',
		'rocketcdn_check_subscription_status_event',
		'rocket_cron_deactivate_cloudflare_devmode',
	];

/**
	 * WP Rocket cache directories.
	 *
	 * @var array
	 */
	private $cache_dirs = [
		'wp-rocket',
		'min',
		'busting',
		'critical-css',
	];

/**
	 * Constructor.
	 *
	 * @param string $cache_path  Path to the cache folder.
	 * @param string $config_path Path to the config folder.
	 */
	public function __construct( $cache_path, $config_path ) {
		$this->cache_path  = trailingslashit( $cache_path );
		$this->config_path = $config_path;
	}

/**
	 * Deletes all plugin data and files on uninstall.
	 *
	 * @since 3.5.2
	 * @author Remy Perona
	 *
	 * @return void
	 */
	public function uninstall() {
		$this->delete_plugin_data();
		$this->delete_cache_files();
		$this->delete_config_files();
	}

/**
	 * Deletes WP Rocket options, transients and events.
	 *
	 * @since 3.5.2
	 * @author Remy Perona
	 *
	 * @return void
	 */
	private function delete_plugin_data() {
		delete_site_transient( 'wp_rocket_update_data' );

// Delete all user meta related to WP Rocket.
		delete_metadata( 'user', '', 'rocket_boxes', '', true );

array_walk( $this->transients, 'delete_transient' );
		array_walk( $this->options, 'delete_option' );

foreach ( $this->events as $event ) {
			wp_clear_scheduled_hook( $event );
		}
	}

/**
	 * Deletes all WP Rocket cache files.
	 *
	 * @since 3.5.2
	 * @author Remy Perona
	 *
	 * @return void
	 */
	private function delete_cache_files() {
		foreach ( $this->cache_dirs as $dir ) {
			$this->delete( $this->cache_path . $dir );
		}
	}

/**
	 * Deletes all WP Rocket config files.
	 *
	 * @since 3.5.2
	 * @author Remy Perona
	 *
	 * @return void
	 */
	private function delete_config_files() {
		$this->delete( $this->config_path );
	}

/**
	 * Recursively deletes files and directories.
	 *
	 * @since 3.5.2
	 * @author Remy Perona
	 *
	 * @param string $file Path to file or directory.
	 */
	private function delete( $file ) {
		if ( ! is_dir( $file ) ) {
			@unlink( $file ); //phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
			return;
		}

try {
			$iterator = new RecursiveIteratorIterator(
				new RecursiveDirectoryIterator( $file, FilesystemIterator::SKIP_DOTS ),
				RecursiveIteratorIterator::CHILD_FIRST
			);
		} catch ( UnexpectedValueException $e ) {
			return;
		}

foreach ( $iterator as $item ) {
			if ( $item->isDir() ) {
				@rmdir( $item ); //phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged

continue;
			}

@unlink( $item ); //phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
		}

@rmdir( $file ); //phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
	}
}

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