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litespeed-cache
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Editing: litespeed-cache.php
<?php /** * Plugin Name: LiteSpeed Cache * Plugin URI: https://www.litespeedtech.com/products/cache-plugins/wordpress-acceleration * Description: High-performance page caching and site optimization from LiteSpeed * Version: 7.8.1 * Author: LiteSpeed Technologies * Author URI: https://www.litespeedtech.com * License: GPLv3 * License URI: https://www.gnu.org/licenses/gpl-3.0.html * Text Domain: litespeed-cache * Domain Path: /lang * * @package LiteSpeed * * Copyright (C) 2015-2026 LiteSpeed Technologies, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ defined( 'WPINC' ) || exit(); if ( defined( 'LSCWP_V' ) ) { return; } ! defined( 'LSCWP_V' ) && define( 'LSCWP_V', '7.8.1' ); ! defined( 'LSCWP_CONTENT_DIR' ) && define( 'LSCWP_CONTENT_DIR', WP_CONTENT_DIR ); ! defined( 'LSCWP_DIR' ) && define( 'LSCWP_DIR', __DIR__ . '/' ); // Full absolute path '/var/www/html/***/wp-content/plugins/litespeed-cache/' or MU ! defined( 'LSCWP_BASENAME' ) && define( 'LSCWP_BASENAME', 'litespeed-cache/litespeed-cache.php' ); // LSCWP_BASENAME='litespeed-cache/litespeed-cache.php' /** * This needs to be before activation because admin-rules.class.php need const `LSCWP_CONTENT_FOLDER` * This also needs to be before cfg.cls init because default cdn_included_dir needs `LSCWP_CONTENT_FOLDER` * * @since 5.2 Auto correct protocol for CONTENT URL */ $wp_content_url = WP_CONTENT_URL; $site_url = site_url( '/' ); if ( 'http:' === substr( $wp_content_url, 0, 5 ) && 'https' === substr( $site_url, 0, 5 ) ) { $wp_content_url = str_replace( 'http://', 'https://', $wp_content_url ); } ! defined( 'LSCWP_CONTENT_FOLDER' ) && define( 'LSCWP_CONTENT_FOLDER', str_replace( $site_url, '', $wp_content_url ) ); // `wp-content` unset( $site_url ); ! defined( 'LSWCP_PLUGIN_URL' ) && define( 'LSWCP_PLUGIN_URL', plugin_dir_url( __FILE__ ) ); // Full URL path '//example.com/wp-content/plugins/litespeed-cache/' /** * Static cache files consts * * @since 3.0 */ ! defined( 'LITESPEED_DATA_FOLDER' ) && define( 'LITESPEED_DATA_FOLDER', 'litespeed' ); ! defined( 'LITESPEED_STATIC_URL' ) && define( 'LITESPEED_STATIC_URL', $wp_content_url . '/' . LITESPEED_DATA_FOLDER ); // Full static cache folder URL '//example.com/wp-content/litespeed' unset( $wp_content_url ); ! defined( 'LITESPEED_STATIC_DIR' ) && define( 'LITESPEED_STATIC_DIR', LSCWP_CONTENT_DIR . '/' . LITESPEED_DATA_FOLDER ); // Full static cache folder path '/var/www/html/***/wp-content/litespeed' ! defined( 'LITESPEED_TIME_OFFSET' ) && define( 'LITESPEED_TIME_OFFSET', get_option( 'gmt_offset' ) * 60 * 60 ); // Placeholder for lazyload img ! defined( 'LITESPEED_PLACEHOLDER' ) && define( 'LITESPEED_PLACEHOLDER', 'data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=' ); // Auto register LiteSpeed classes require_once LSCWP_DIR . 'autoload.php'; // Define CLI if ( ( defined( 'WP_CLI' ) && constant('WP_CLI') ) || 'cli' === PHP_SAPI ) { ! defined( 'LITESPEED_CLI' ) && define( 'LITESPEED_CLI', true ); // Register CLI cmd if ( method_exists( 'WP_CLI', 'add_command' ) ) { WP_CLI::add_command( 'litespeed-option', 'LiteSpeed\CLI\Option' ); WP_CLI::add_command( 'litespeed-purge', 'LiteSpeed\CLI\Purge' ); WP_CLI::add_command( 'litespeed-online', 'LiteSpeed\CLI\Online' ); WP_CLI::add_command( 'litespeed-image', 'LiteSpeed\CLI\Image' ); WP_CLI::add_command( 'litespeed-debug', 'LiteSpeed\CLI\Debug' ); WP_CLI::add_command( 'litespeed-presets', 'LiteSpeed\CLI\Presets' ); WP_CLI::add_command( 'litespeed-crawler', 'LiteSpeed\CLI\Crawler' ); WP_CLI::add_command( 'litespeed-database', 'LiteSpeed\CLI\Database' ); } } // Server type if ( ! defined( 'LITESPEED_SERVER_TYPE' ) ) { $http_x_lscache = isset( $_SERVER['HTTP_X_LSCACHE'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_X_LSCACHE'] ) ) : ''; $lsws_edition = isset( $_SERVER['LSWS_EDITION'] ) ? sanitize_text_field( wp_unslash( $_SERVER['LSWS_EDITION'] ) ) : ''; $server_software = isset( $_SERVER['SERVER_SOFTWARE'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SERVER_SOFTWARE'] ) ) : ''; if ( $http_x_lscache ) { define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_ADC' ); } elseif ( 0 === strpos( $lsws_edition, 'Openlitespeed' ) ) { define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_OLS' ); } elseif ( 'LiteSpeed' === $server_software ) { define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_ENT' ); } else { define( 'LITESPEED_SERVER_TYPE', 'NONE' ); } } // Checks if caching is allowed via server variable if ( ! empty( $_SERVER['X-LSCACHE'] ) || 'LITESPEED_SERVER_ADC' === LITESPEED_SERVER_TYPE || defined( 'LITESPEED_CLI' ) ) { ! defined( 'LITESPEED_ALLOWED' ) && define( 'LITESPEED_ALLOWED', true ); } // ESI const definition if ( ! defined( 'LSWCP_ESI_SUPPORT' ) ) { define( 'LSWCP_ESI_SUPPORT', LITESPEED_SERVER_TYPE !== 'LITESPEED_SERVER_OLS' ); } if ( ! defined( 'LSWCP_TAG_PREFIX' ) ) { define( 'LSWCP_TAG_PREFIX', substr( md5( LSCWP_DIR ), -3 ) ); } if ( ! function_exists( 'litespeed_exception_handler' ) ) { /** * Handle exception * * @param int $errno Error number. * @param string $errstr Error string. * @param string $errfile Error file. * @param int $errline Error line. * @throws \ErrorException When an error is encountered. */ function litespeed_exception_handler( $errno, $errstr, $errfile, $errline ) { throw new \ErrorException( esc_html( $errstr ), 0, absint( $errno ), esc_html( $errfile ), absint( $errline ) ); } } if ( ! function_exists( 'litespeed_define_nonce_func' ) ) { /** * Overwrite the WP nonce funcs outside of LiteSpeed namespace * * @since 3.0 */ function litespeed_define_nonce_func() { /** * If the nonce is in none_actions filter, convert it to ESI * * @param mixed $action Action name or -1. * @return string */ function wp_create_nonce( $action = -1 ) { if ( ! defined( 'LITESPEED_DISABLE_ALL' ) || ! LITESPEED_DISABLE_ALL ) { $control = \LiteSpeed\ESI::cls()->is_nonce_action( $action ); if ( null !== $control ) { $params = array( 'action' => $action, ); return \LiteSpeed\ESI::cls()->sub_esi_block( 'nonce', 'wp_create_nonce ' . $action, $params, $control, true, true, true ); } } return wp_create_nonce_litespeed_esi( $action ); } /** * Ori WP wp_create_nonce * * @param mixed $action Action name or -1. * @return string */ function wp_create_nonce_litespeed_esi( $action = -1 ) { $uid = get_current_user_id(); if ( ! $uid ) { /** This filter is documented in wp-includes/pluggable.php */ $uid = apply_filters( 'nonce_user_logged_out', $uid, $action ); } $token = wp_get_session_token(); $i = wp_nonce_tick(); return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 ); } } } if ( ! function_exists( 'run_litespeed_cache' ) ) { /** * Begins execution of the plugin. * * @since 1.0.0 */ function run_litespeed_cache() { // Check minimum PHP requirements, which is 7.2 at the moment. if ( version_compare( PHP_VERSION, '7.2.0', '<' ) ) { return; } // Check minimum WP requirements, which is 5.3 at the moment. if ( version_compare( $GLOBALS['wp_version'], '5.3', '<' ) ) { return; } \LiteSpeed\Core::cls(); } run_litespeed_cache(); }
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