183 lines
6.6 KiB
PHP
183 lines
6.6 KiB
PHP
<?php
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/**
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* Plugin Name: LiteSpeed Cache
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* Plugin URI: https://www.litespeedtech.com/products/cache-plugins/wordpress-acceleration
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* Description: High-performance page caching and site optimization from LiteSpeed
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* Version: 4.5.0.1
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* Author: LiteSpeed Technologies
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* Author URI: https://www.litespeedtech.com
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* License: GPLv3
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* License URI: http://www.gnu.org/licenses/gpl.html
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* Text Domain: litespeed-cache
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* Domain Path: /lang
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*
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* Copyright (C) 2015-2017 LiteSpeed Technologies, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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defined( 'WPINC' ) || exit;
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if ( defined( 'LSCWP_V' ) ) {
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return;
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}
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! defined( 'LSCWP_V' ) && define( 'LSCWP_V', '4.5.0.1' );
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! defined( 'LSCWP_CONTENT_DIR' ) && define( 'LSCWP_CONTENT_DIR', WP_CONTENT_DIR ) ;
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! defined( 'LSCWP_DIR' ) && define( 'LSCWP_DIR', __DIR__ . '/' ) ;// Full absolute path '/var/www/html/***/wp-content/plugins/litespeed-cache/' or MU
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! defined( 'LSCWP_BASENAME' ) && define( 'LSCWP_BASENAME', 'litespeed-cache/litespeed-cache.php' ) ;//LSCWP_BASENAME='litespeed-cache/litespeed-cache.php'
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/**
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* This needs to be before activation because admin-rules.class.php need const `LSCWP_CONTENT_FOLDER`
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* This also needs to be before cfg.cls init because default cdn_included_dir needs `LSCWP_CONTENT_FOLDER`
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* @since 1.9.1 Moved up
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* @since 2.2.1 Moved up from core.cls
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*/
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! defined( 'LSCWP_CONTENT_FOLDER' ) && define( 'LSCWP_CONTENT_FOLDER', str_replace( home_url( '/' ), '', WP_CONTENT_URL ) ) ; // `wp-content`
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! defined( 'LSWCP_PLUGIN_URL' ) && define( 'LSWCP_PLUGIN_URL', plugin_dir_url( __FILE__ ) ) ;// Full URL path '//example.com/wp-content/plugins/litespeed-cache/'
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/**
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* Static cache files consts
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* @since 3.0
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*/
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! defined( 'LITESPEED_STATIC_URL' ) && define( 'LITESPEED_STATIC_URL', WP_CONTENT_URL . '/litespeed' ) ;// Full static cache folder URL '//example.com/wp-content/litespeed'
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! defined( 'LITESPEED_STATIC_DIR' ) && define( 'LITESPEED_STATIC_DIR', LSCWP_CONTENT_DIR . '/litespeed' ) ;// Full static cache folder path '/var/www/html/***/wp-content/litespeed'
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! defined( 'LITESPEED_TIME_OFFSET' ) && define( 'LITESPEED_TIME_OFFSET', get_option( 'gmt_offset' ) * 60 * 60 ) ;
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// Placeholder for lazyload img
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! defined( 'LITESPEED_PLACEHOLDER' ) && define( 'LITESPEED_PLACEHOLDER', 'data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=' ) ;
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// Auto register LiteSpeed classes
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require_once LSCWP_DIR . 'autoload.php' ;
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// Define CLI
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if ( ( defined( 'WP_CLI' ) && WP_CLI ) || PHP_SAPI == 'cli' ) {
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! defined( 'LITESPEED_CLI' ) && define( 'LITESPEED_CLI', true );
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// Register CLI cmd
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if ( method_exists( 'WP_CLI', 'add_command' ) ) {
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WP_CLI::add_command( 'litespeed-option', 'LiteSpeed\CLI\Option' );
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WP_CLI::add_command( 'litespeed-purge', 'LiteSpeed\CLI\Purge' );
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WP_CLI::add_command( 'litespeed-online', 'LiteSpeed\CLI\Online' );
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WP_CLI::add_command( 'litespeed-image', 'LiteSpeed\CLI\Image' );
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WP_CLI::add_command( 'litespeed-debug', 'LiteSpeed\CLI\Debug' );
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}
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}
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// Server type
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if ( ! defined( 'LITESPEED_SERVER_TYPE' ) ) {
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if ( isset( $_SERVER['HTTP_X_LSCACHE'] ) && $_SERVER['HTTP_X_LSCACHE'] ) {
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define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_ADC' );
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}
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elseif ( isset( $_SERVER['LSWS_EDITION'] ) && strpos( $_SERVER['LSWS_EDITION'], 'Openlitespeed' ) === 0 ) {
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define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_OLS' );
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}
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elseif ( isset( $_SERVER['SERVER_SOFTWARE'] ) && $_SERVER['SERVER_SOFTWARE'] == 'LiteSpeed' ) {
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define( 'LITESPEED_SERVER_TYPE', 'LITESPEED_SERVER_ENT' );
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}
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else {
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define( 'LITESPEED_SERVER_TYPE', 'NONE' );
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}
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}
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// Checks if caching is allowed via server variable
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if ( ! empty ( $_SERVER['X-LSCACHE'] ) || LITESPEED_SERVER_TYPE === 'LITESPEED_SERVER_ADC' || defined( 'LITESPEED_CLI' ) ) {
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! defined( 'LITESPEED_ALLOWED' ) && define( 'LITESPEED_ALLOWED', true );
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}
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// ESI const defination
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if ( ! defined( 'LSWCP_ESI_SUPPORT' ) ) {
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define( 'LSWCP_ESI_SUPPORT', LITESPEED_SERVER_TYPE !== 'LITESPEED_SERVER_OLS' ? true : false );
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}
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if ( ! defined( 'LSWCP_TAG_PREFIX' ) ) {
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define( 'LSWCP_TAG_PREFIX', substr( md5( LSCWP_DIR ), -3 ) );
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}
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/**
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* Handle exception
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*/
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if ( ! function_exists( 'litespeed_exception_handler' ) ) {
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function litespeed_exception_handler( $errno, $errstr, $errfile, $errline ) {
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throw new \ErrorException($errstr, 0, $errno, $errfile, $errline);
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}
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}
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/**
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* Overwride the WP nonce funcs outside of LiteSpeed namespace
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* @since 3.0
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*/
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if ( ! function_exists( 'litespeed_define_nonce_func' ) ) {
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function litespeed_define_nonce_func() {
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/**
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* If the nonce is in none_actions filter, convert it to ESI
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*/
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function wp_create_nonce( $action = -1 ) {
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if ( ! defined( 'LITESPEED_DISABLE_ALL' ) ) {
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$control = \LiteSpeed\ESI::cls()->is_nonce_action( $action );
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if ( $control !== null ) {
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$params = array(
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'action' => $action,
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);
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return \LiteSpeed\ESI::cls()->sub_esi_block( 'nonce', 'wp_create_nonce ' . $action, $params, $control, true, true, true );
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}
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}
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return wp_create_nonce_litespeed_esi( $action );
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}
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/**
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* Ori WP wp_create_nonce
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*/
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function wp_create_nonce_litespeed_esi( $action = -1 ) {
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$uid = get_current_user_id();
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if ( ! $uid ) {
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/** This filter is documented in wp-includes/pluggable.php */
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$uid = apply_filters( 'nonce_user_logged_out', $uid, $action );
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}
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$token = wp_get_session_token();
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$i = wp_nonce_tick();
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return substr( wp_hash( $i . '|' . $action . '|' . $uid . '|' . $token, 'nonce' ), -12, 10 );
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}
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}
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}
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/**
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* Begins execution of the plugin.
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*
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* @since 1.0.0
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*/
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if ( ! function_exists( 'run_litespeed_cache' ) ) {
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function run_litespeed_cache() {
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//Check minimum PHP requirements, which is 5.3 at the moment.
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if ( version_compare( PHP_VERSION, '5.3.0', '<' ) ) {
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return;
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}
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//Check minimum WP requirements, which is 4.0 at the moment.
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if ( version_compare( $GLOBALS['wp_version'], '4.0', '<' ) ) {
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return;
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}
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\LiteSpeed\Core::cls();
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}
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run_litespeed_cache();
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}
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