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<?php
/**
* The plugin activation class.
*
* @since 1.1.0
* @since 1.5 Moved into /inc
* @package LiteSpeed
* @subpackage LiteSpeed/inc
* @author LiteSpeed Technologies <info@litespeedtech.com>
*/
namespace LiteSpeed;
defined( 'WPINC' ) || exit();
/**
* Class Activation
*
* Handles plugin activation, deactivation, and related file management.
*
* @since 1.1.0
*/
class Activation extends Base {
const TYPE_UPGRADE = 'upgrade';
const TYPE_INSTALL_3RD = 'install_3rd';
const TYPE_INSTALL_ZIP = 'install_zip';
const TYPE_DISMISS_RECOMMENDED = 'dismiss_recommended';
const NETWORK_TRANSIENT_COUNT = 'lscwp_network_count';
/**
* Data file path for configuration.
*
* @since 4.1
* @var string
*/
private static $data_file;
/**
* Construct
*
* Initializes the data file path.
*
* @since 4.1
*/
public function __construct() {
self::$data_file = LSCWP_CONTENT_DIR . '/' . self::CONF_FILE;
}
/**
* The activation hook callback.
*
* Handles plugin activation tasks, including file creation and multisite setup.
*
* @since 1.0.0
* @access public
*/
public static function register_activation() {
$count = 0;
! defined( 'LSCWP_LOG_TAG' ) && define( 'LSCWP_LOG_TAG', 'Activate_' . get_current_blog_id() );
/* Network file handler */
if ( is_multisite() ) {
$count = self::get_network_count();
if ( false !== $count ) {
$count = (int) $count + 1;
set_site_transient( self::NETWORK_TRANSIENT_COUNT, $count, DAY_IN_SECONDS );
}
if ( ! is_network_admin() ) {
if ( 1 === $count ) {
// Only itself is activated, set .htaccess with only CacheLookUp
try {
Htaccess::cls()->insert_ls_wrapper();
} catch ( \Exception $ex ) {
Admin_Display::error( $ex->getMessage() );
}
}
}
}
self::cls()->update_files();
if ( defined( 'LSCWP_REF' ) && 'whm' === LSCWP_REF ) {
GUI::update_option( GUI::WHM_MSG, GUI::WHM_MSG_VAL );
}
}
/**
* Uninstall plugin
*
* Removes all LiteSpeed Cache settings and data.
*
* @since 1.1.0
* @since 7.3 Updated to remove all settings.
* @access public
*/
public static function uninstall_litespeed_cache() {
Task::destroy();
if ( is_multisite() ) {
// Save main site id
$current_blog = get_current_blog_id();
// get all sites
$sub_sites = get_sites();
// clear foreach site
foreach ( $sub_sites as $sub_site ) {
$sub_blog_id = (int) $sub_site->blog_id;
if ( $sub_blog_id !== $current_blog ) {
// Switch to blog
switch_to_blog( $sub_blog_id );
// Delete site options
self::delete_settings();
// Delete site tables
Data::cls()->tables_del();
}
}
// Return to main site
switch_to_blog( $current_blog );
}
// Delete current blog/site
// Delete options
self::delete_settings();
// Delete site tables
Data::cls()->tables_del();
if ( file_exists( LITESPEED_STATIC_DIR ) ) {
File::rrmdir( LITESPEED_STATIC_DIR );
}
Cloud::version_check( 'uninstall' );
}
/**
* Remove all litespeed settings.
*
* Deletes all LiteSpeed Cache options from the database.
*
* @since 7.3
* @access private
*/
private static function delete_settings() {
global $wpdb;
// phpcs:ignore WordPress.DB.DirectDatabaseQuery
$wpdb->query($wpdb->prepare("DELETE FROM `$wpdb->options` WHERE option_name LIKE %s", 'litespeed.%'));
}
/**
* Get the blog ids for the network. Accepts function arguments.
*
* @since 1.0.12
* @access public
* @param array $args Arguments for get_sites().
* @return array The array of blog ids.
*/
public static function get_network_ids( $args = array() ) {
$args['fields'] = 'ids';
$blogs = get_sites( $args );
return $blogs;
}
/**
* Gets the count of active litespeed cache plugins on multisite.
*
* @since 1.0.12
* @access private
* @return int|false Number of active LSCWP or false if none.
*/
private static function get_network_count() {
$count = get_site_transient( self::NETWORK_TRANSIENT_COUNT );
if ( false !== $count ) {
return (int) $count;
}
// need to update
$default = array();
$count = 0;
$sites = self::get_network_ids( array( 'deleted' => 0 ) );
if ( empty( $sites ) ) {
return false;
}
foreach ( $sites as $site ) {
$bid = is_object( $site ) && property_exists( $site, 'blog_id' ) ? $site->blog_id : $site;
$plugins = get_blog_option( $bid, 'active_plugins', $default );
if ( ! empty( $plugins ) && in_array( LSCWP_BASENAME, $plugins, true ) ) {
++$count;
}
}
/**
* In case this is called outside the admin page
*
* @see https://codex.wordpress.org/Function_Reference/is_plugin_active_for_network
* @since 2.0
*/
if ( ! function_exists( 'is_plugin_active_for_network' ) ) {
require_once ABSPATH . '/wp-admin/includes/plugin.php';
}
if ( is_plugin_active_for_network( LSCWP_BASENAME ) ) {
++$count;
}
return $count;
}
/**
* Is this deactivate call the last active installation on the multisite network?
*
* @since 1.0.12
* @access private
*/
private static function is_deactivate_last() {
$count = self::get_network_count();
if ( false === $count ) {
return false;
}
if ( 1 !== $count ) {
// Not deactivating the last one.
--$count;
set_site_transient( self::NETWORK_TRANSIENT_COUNT, $count, DAY_IN_SECONDS );
return false;
}
delete_site_transient( self::NETWORK_TRANSIENT_COUNT );
return true;
}
/**
* The deactivation hook callback.
*
* Initializes all clean up functionalities.
*
* @since 1.0.0
* @access public
*/
public static function register_deactivation() {
Task::destroy();
! defined( 'LSCWP_LOG_TAG' ) && define( 'LSCWP_LOG_TAG', 'Deactivate_' . get_current_blog_id() );
Purge::purge_all();
if ( is_multisite() ) {
if ( ! self::is_deactivate_last() ) {
if ( is_network_admin() ) {
// Still other activated subsite left, set .htaccess with only CacheLookUp
try {
Htaccess::cls()->insert_ls_wrapper();
} catch ( \Exception $ex ) {
Admin_Display::error($ex->getMessage());
}
}
return;
}
}
/* 1) wp-config.php; */
try {
self::cls()->manage_wp_cache_const( false );
} catch ( \Exception $ex ) {
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.PHP.DevelopmentFunctions.error_log_error_log
error_log( 'In wp-config.php: WP_CACHE could not be set to false during deactivation!' );
Admin_Display::error( $ex->getMessage() );
}
/* 2) adv-cache.php; Dropped in v3.0.4 */
/* 3) object-cache.php; */
Object_Cache::cls()->del_file();
/* 4) .htaccess; */
try {
Htaccess::cls()->clear_rules();
} catch ( \Exception $ex ) {
Admin_Display::error( $ex->getMessage() );
}
/* 5) .litespeed_conf.dat; */
self::del_conf_data_file();
/* 6) delete option lscwp_whm_install */
// delete in case it's not deleted prior to deactivation.
GUI::dismiss_whm();
}
/**
* Manage related files based on plugin latest conf
*
* Handle files:
* 1) wp-config.php;
* 2) adv-cache.php;
* 3) object-cache.php;
* 4) .htaccess;
* 5) .litespeed_conf.dat;
*
* @since 3.0
* @access public
*/
public function update_files() {
Debug2::debug( '🗂️ [Activation] update_files' );
// Update cache setting `_CACHE`
$this->cls( 'Conf' )->define_cache();
// Site options applied already
$options = $this->get_options();
/* 1) wp-config.php; */
try {
$this->manage_wp_cache_const( $options[ self::_CACHE ] );
} catch ( \Exception $ex ) {
// Add msg to admin page or CLI
Admin_Display::error( wp_kses_post( $ex->getMessage() ) );
}
/* 2) adv-cache.php; Dropped in v3.0.4 */
/* 3) object-cache.php; */
if ( $options[ self::O_OBJECT ] && ( ! $options[ self::O_DEBUG_DISABLE_ALL ] || is_multisite() ) ) {
$this->cls( 'Object_Cache' )->update_file( $options );
} else {
$this->cls( 'Object_Cache' )->del_file(); // Note: because it doesn't reconnect, which caused setting page OC option changes delayed, thus may meet Connect Test Failed issue (Next refresh will correct it). Not a big deal, will keep as is.
}
/* 4) .htaccess; */
try {
$this->cls( 'Htaccess' )->update( $options );
} catch ( \Exception $ex ) {
Admin_Display::error( wp_kses_post( $ex->getMessage() ) );
}
/* 5) .litespeed_conf.dat; */
if ( ( $options[ self::O_GUEST ] || $options[ self::O_OBJECT ] ) && ( ! $options[ self::O_DEBUG_DISABLE_ALL ] || is_multisite() ) ) {
$this->update_conf_data_file( $options );
}
}
/**
* Delete data conf file
*
* Removes the .litespeed_conf.dat file.
*
* @since 4.1
* @access private
*/
private static function del_conf_data_file() {
global $wp_filesystem;
if ( ! $wp_filesystem ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
WP_Filesystem();
}
if ( $wp_filesystem->exists( self::$data_file ) ) {
$wp_filesystem->delete( self::$data_file );
}
}
/**
* Update data conf file for guest mode & object cache
*
* Updates the .litespeed_conf.dat file with relevant settings.
*
* @since 4.1
* @access private
* @param array $options Plugin options.
*/
private function update_conf_data_file( $options ) {
$ids = array();
if ( $options[ self::O_OBJECT ] ) {
$this_ids = array(
self::O_DEBUG,
self::O_OBJECT_KIND,
self::O_OBJECT_HOST,
self::O_OBJECT_PORT,
self::O_OBJECT_LIFE,
self::O_OBJECT_USER,
self::O_OBJECT_PSWD,
self::O_OBJECT_DB_ID,
self::O_OBJECT_PERSISTENT,
self::O_OBJECT_ADMIN,
self::O_OBJECT_TRANSIENTS,
self::O_OBJECT_GLOBAL_GROUPS,
self::O_OBJECT_NON_PERSISTENT_GROUPS,
);
$ids = array_merge( $ids, $this_ids );
}
if ( $options[ self::O_GUEST ] ) {
$this_ids = array(
self::HASH,
self::O_CACHE_LOGIN_COOKIE,
self::O_DEBUG_IPS,
self::O_UTIL_NO_HTTPS_VARY,
self::O_GUEST_UAS,
self::O_GUEST_IPS,
);
$ids = array_merge( $ids, $this_ids );
}
$data = array();
foreach ( $ids as $v ) {
$data[ $v ] = $options[ $v ];
}
$data = wp_json_encode( $data );
$old_data = File::read( self::$data_file );
if ( $old_data !== $data ) {
defined( 'LSCWP_LOG' ) && Debug2::debug( '[Activation] Updating .litespeed_conf.dat' );
File::save( self::$data_file, $data );
}
}
/**
* Update the WP_CACHE variable in the wp-config.php file.
*
* If enabling, check if the variable is defined, and if not, define it.
* Vice versa for disabling.
*
* @since 1.0.0
* @since 3.0 Refactored
* @param bool $enable Whether to enable WP_CACHE.
* @throws \Exception If wp-config.php cannot be modified.
* @return bool True if updated, false if no change needed.
*/
public function manage_wp_cache_const( $enable ) {
if ( $enable ) {
if ( defined( 'WP_CACHE' ) && WP_CACHE ) {
return false;
}
} elseif ( ! defined( 'WP_CACHE' ) || ( defined( 'WP_CACHE' ) && ! WP_CACHE ) ) {
return false;
}
if ( apply_filters( 'litespeed_wpconfig_readonly', false ) ) {
throw new \Exception( 'wp-config file is forbidden to modify due to API hook: litespeed_wpconfig_readonly' );
}
/**
* Follow WP's logic to locate wp-config file
*
* @see wp-load.php
*/
$conf_file = ABSPATH . 'wp-config.php';
if ( ! file_exists( $conf_file ) ) {
$conf_file = dirname( ABSPATH ) . '/wp-config.php';
}
$content = File::read( $conf_file );
if ( ! $content ) {
throw new \Exception( 'wp-config file content is empty: ' . wp_kses_post( $conf_file ) );
}
// Remove the line `define('WP_CACHE', true/false);` first
if ( defined( 'WP_CACHE' ) ) {
$content = preg_replace( '/define\(\s*([\'"])WP_CACHE\1\s*,\s*\w+\s*\)\s*;/sU', '', $content );
}
// Insert const
if ( $enable ) {
$content = preg_replace( '/^<\?php/', "<?php\ndefine( 'WP_CACHE', true );", $content );
}
$res = File::save( $conf_file, $content, false, false, false );
if ( true !== $res ) {
throw new \Exception( 'wp-config.php operation failed when changing `WP_CACHE` const: ' . wp_kses_post( $res ) );
}
return true;
}
/**
* Handle auto update
*
* Enables auto-updates for the plugin if configured.
*
* @since 2.7.2
* @access public
*/
public function auto_update() {
if ( ! $this->conf( Base::O_AUTO_UPGRADE ) ) {
return;
}
add_filter( 'auto_update_plugin', array( $this, 'auto_update_hook' ), 10, 2 );
}
/**
* Auto upgrade hook
*
* Determines whether to auto-update the plugin.
*
* @since 3.0
* @access public
* @param bool $update Whether to update.
* @param object $item Plugin data.
* @return bool Whether to update.
*/
public function auto_update_hook( $update, $item ) {
if ( ! empty( $item->slug ) && 'litespeed-cache' === $item->slug ) {
$auto_v = Cloud::version_check( 'auto_update_plugin' );
if ( ! empty( $auto_v['latest'] ) && ! empty( $item->new_version ) && $auto_v['latest'] === $item->new_version ) {
return true;
}
}
return $update; // Else, use the normal API response to decide whether to update or not
}
/**
* Upgrade LSCWP
*
* Upgrades the LiteSpeed Cache plugin.
*
* @since 2.9
* @access public
*/
public function upgrade() {
$plugin = Core::PLUGIN_FILE;
/**
* Load upgrade cls
*
* @see wp-admin/update.php
*/
include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
include_once ABSPATH . 'wp-admin/includes/file.php';
include_once ABSPATH . 'wp-admin/includes/misc.php';
try {
ob_start();
$skin = new \WP_Ajax_Upgrader_Skin();
$upgrader = new \Plugin_Upgrader( $skin );
$result = $upgrader->upgrade( $plugin );
if ( ! is_plugin_active( $plugin ) ) {
// todo: upgrade should reactivate the plugin again by WP. Need to check why disabled after upgraded.
activate_plugin( $plugin, '', is_multisite() );
}
ob_end_clean();
} catch ( \Exception $e ) {
Admin_Display::error( __( 'Failed to upgrade.', 'litespeed-cache' ) );
return;
}
if ( is_wp_error( $result ) ) {
Admin_Display::error( __( 'Failed to upgrade.', 'litespeed-cache' ) );
return;
}
Admin_Display::success( __( 'Upgraded successfully.', 'litespeed-cache' ) );
}
/**
* Detect if the plugin is active or not
*
* @since 1.0
* @access public
* @param string $plugin Plugin slug.
* @return bool True if active, false otherwise.
*/
public function dash_notifier_is_plugin_active( $plugin ) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
$plugin_path = $plugin . '/' . $plugin . '.php';
return is_plugin_active( $plugin_path );
}
/**
* Detect if the plugin is installed or not
*
* @since 1.0
* @access public
* @param string $plugin Plugin slug.
* @return bool True if installed, false otherwise.
*/
public function dash_notifier_is_plugin_installed( $plugin ) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
$plugin_path = $plugin . '/' . $plugin . '.php';
$valid = validate_plugin( $plugin_path );
return ! is_wp_error( $valid );
}
/**
* Grab a plugin info from WordPress
*
* @since 1.0
* @access public
* @param string $slug Plugin slug.
* @return object|false Plugin info or false on failure.
*/
public function dash_notifier_get_plugin_info( $slug ) {
include_once ABSPATH . 'wp-admin/includes/plugin-install.php';
$result = plugins_api( 'plugin_information', array( 'slug' => $slug ) );
if ( is_wp_error( $result ) ) {
return false;
}
return $result;
}
/**
* Install the 3rd party plugin
*
* Installs and activates a third-party plugin.
*
* @since 1.0
* @access public
*/
public function dash_notifier_install_3rd() {
! defined( 'SILENCE_INSTALL' ) && define( 'SILENCE_INSTALL', true );
// phpcs:ignore
$slug = ! empty( $_GET['plugin'] ) ? wp_unslash( sanitize_text_field( $_GET['plugin'] ) ) : false;
// Check if plugin is installed already
if ( ! $slug || $this->dash_notifier_is_plugin_active( $slug ) ) {
return;
}
/**
* Load upgrade cls
*
* @see wp-admin/update.php
*/
include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
include_once ABSPATH . 'wp-admin/includes/file.php';
include_once ABSPATH . 'wp-admin/includes/misc.php';
$plugin_path = $slug . '/' . $slug . '.php';
if ( ! $this->dash_notifier_is_plugin_installed( $slug ) ) {
$plugin_info = $this->dash_notifier_get_plugin_info( $slug );
if ( ! $plugin_info ) {
return;
}
// Try to install plugin
try {
ob_start();
$skin = new \Automatic_Upgrader_Skin();
$upgrader = new \Plugin_Upgrader( $skin );
$result = $upgrader->install( $plugin_info->download_link );
ob_end_clean();
} catch ( \Exception $e ) {
return;
}
}
if ( ! is_plugin_active( $plugin_path ) ) {
activate_plugin( $plugin_path );
}
}
/**
* Handle all request actions from main cls
*
* Processes various activation-related actions.
*
* @since 2.9
* @access public
*/
public function handler() {
$type = Router::verify_type();
switch ( $type ) {
case self::TYPE_UPGRADE:
$this->upgrade();
break;
case self::TYPE_INSTALL_3RD:
$this->dash_notifier_install_3rd();
break;
case self::TYPE_DISMISS_RECOMMENDED:
Cloud::reload_summary();
Cloud::save_summary( array( 'news.new' => 0 ) );
break;
case self::TYPE_INSTALL_ZIP:
Cloud::reload_summary();
$summary = Cloud::get_summary();
if ( ! empty( $summary['news.zip'] ) ) {
Cloud::save_summary( array( 'news.new' => 0 ) );
$this->cls( 'Debug2' )->beta_test( $summary['zip'] );
}
break;
default:
break;
}
Admin::redirect();
}
}