MAINHACK

Viewing / Editing File: object-cache.php

<?php

/**
 * Plugin Name:       LiteSpeed Cache - Object Cache (Drop-in)
 * Plugin URI:        https://www.litespeedtech.com/products/cache-plugins/wordpress-acceleration
 * Description:       High-performance page caching and site optimization from LiteSpeed.
 * Author:            LiteSpeed Technologies
 * Author URI:        https://www.litespeedtech.com
 */

defined('WPINC') || exit;
/**
 * LiteSpeed Object Cache
 *
 * @since  1.8
 */

!defined('LSCWP_OBJECT_CACHE') && define('LSCWP_OBJECT_CACHE', true);

// Initialize const `LSCWP_DIR` and locate LSCWP plugin folder
$lscwp_dir = (defined('WP_PLUGIN_DIR') ? WP_PLUGIN_DIR : WP_CONTENT_DIR . '/plugins') . '/litespeed-cache/';

// Use plugin as higher priority than MU plugin
if (!file_exists($lscwp_dir . 'litespeed-cache.php')) {
	// Check if is mu plugin or not
	$lscwp_dir = (defined('WPMU_PLUGIN_DIR') ? WPMU_PLUGIN_DIR : WP_CONTENT_DIR . '/mu-plugins') . '/litespeed-cache/';
	if (!file_exists($lscwp_dir . 'litespeed-cache.php')) {
		$lscwp_dir = '';
	}
}

$data_file = WP_CONTENT_DIR . '/.litespeed_conf.dat';
$lib_file = $lscwp_dir . 'src/object.lib.php';

// Can't find LSCWP location, terminate object cache process
if (!$lscwp_dir || !file_exists($data_file) || (!file_exists($lib_file))) {
	if (!is_admin()) { // Bypass object cache for frontend
		require_once ABSPATH . WPINC . '/cache.php';
	} else {
		$err = 'Can NOT find LSCWP path for object cache initialization in ' . __FILE__;
		error_log($err);
		add_action(is_network_admin() ? 'network_admin_notices' : 'admin_notices', function () use (&$err) {
			echo $err;
		});
	}
} else {
	if (!LSCWP_OBJECT_CACHE) { // Disable cache
		wp_using_ext_object_cache(false);
	}
	// Init object cache & LSCWP
	else if (file_exists($lib_file)) {
		require_once $lib_file;
	}
}

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