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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 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';
private static $_data_file;
/**
* Construct
*
* @since 4.1
*/
public function __construct()
{
self::$_data_file = LSCWP_CONTENT_DIR . '/' . self::CONF_FILE;
}
/**
* The activation hook callback.
*
* @since 1.0.0
* @access public
*/
public static function register_activation()
{
global $wp_version;
$advanced_cache = LSCWP_CONTENT_DIR . '/advanced-cache.php';
if (version_compare($wp_version, '5.3', '<') && !file_exists($advanced_cache)) {
$file_pointer = fopen($advanced_cache, 'w');
fwrite($file_pointer, "<?php\n\n// A compatibility placeholder for WordPress < v5.3\n// Created by LSCWP v6.1+");
fclose($file_pointer);
}
$count = 0;
!defined('LSCWP_LOG_TAG') && define('LSCWP_LOG_TAG', 'Activate_' . get_current_blog_id());
if (is_multisite()) {
$count = self::get_network_count();
if ($count !== false) {
$count = intval($count) + 1;
set_site_transient(self::NETWORK_TRANSIENT_COUNT, $count, DAY_IN_SECONDS);
}
}
// Files will be delayed updated in next visit to wp-admin
Conf::update_option('__activation', Core::VER);
/* Network file handler */
if (is_multisite()) {
if (!is_network_admin()) {
if ($count === 1) {
// Only itself is activated, set .htaccess with only CacheLookUp
try {
Htaccess::cls()->insert_ls_wrapper();
} catch (\Exception $ex) {
Admin_Display::error($ex->getMessage());
}
}
}
}
if (defined('LSCWP_REF') && LSCWP_REF == 'whm') {
GUI::update_option(GUI::WHM_MSG, GUI::WHM_MSG_VAL);
}
}
/**
* Uninstall plugin
* @since 1.1.0
*/
public static function uninstall_litespeed_cache()
{
Task::destroy();
// Delete options
foreach (Conf::cls()->load_default_vals() as $k => $v) {
Base::delete_option($k);
}
// Delete site options
if (is_multisite()) {
foreach (Conf::cls()->load_default_site_vals() as $k => $v) {
Base::delete_site_option($k);
}
}
// Delete avatar table
Data::cls()->tables_del();
if (file_exists(LITESPEED_STATIC_DIR)) {
File::rrmdir(LITESPEED_STATIC_DIR);
}
Cloud::version_check('uninstall');
// Files has been deleted when deactivated
}
/**
* Get the blog ids for the network. Accepts function arguments.
*
* Will use wp_get_sites for WP versions less than 4.6
*
* @since 1.0.12
* @access public
* @return array The array of blog ids.
*/
public static function get_network_ids($args = array())
{
global $wp_version;
if (version_compare($wp_version, '4.6', '<')) {
$blogs = wp_get_sites($args);
if (!empty($blogs)) {
foreach ($blogs as $key => $blog) {
$blogs[$key] = $blog['blog_id'];
}
}
} else {
$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
*/
private static function get_network_count()
{
$count = get_site_transient(self::NETWORK_TRANSIENT_COUNT);
if ($count !== false) {
return intval($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 (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()
{
$count = self::get_network_count();
if ($count === false) {
return false;
}
if ($count !== 1) {
// 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 $ex) {
error_log('In wp-config.php: WP_CACHE could not be set to false during deactivation!');
Admin_Display::error($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();
// delete in case it's not deleted prior to deactivation.
GUI::dismiss_whm();
}
/**
* Manage related files based on plugin latest conf
*
* NOTE: Only trigger this in backend admin access for efficiency concern
*
* 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 $ex) {
// Add msg to admin page or CLI
Admin_Display::error($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 $ex) {
Admin_Display::error($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
*
* @since 4.1
*/
private static function _del_conf_data_file()
{
if (file_exists(self::$_data_file)) {
unlink(self::$_data_file);
}
}
/**
* Update data conf file for guest mode & object cache
*
* @since 4.1
*/
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];
}
$data = \json_encode($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, $data);
}
}
/**
* Update the WP_CACHE variable in the wp-config.php file.
*
* If enabling, check if the variable is defined, and if not, define it.
* Vice versa for disabling.
*
* @since 1.0.0
* @since 3.0 Refactored
* @access private
*/
private function _manage_wp_cache_const($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: ' . $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, $content, false, false, false);
if ($res !== true) {
throw new \Exception('wp-config.php operation failed when changing `WP_CACHE` const: ' . $res);
}
return true;
}
/**
* Handle auto update
*
* @since 2.7.2
* @access public
*/
public function auto_update()
{
if (!$this->conf(Base::O_AUTO_UPGRADE)) {
return;
}
add_filter('auto_update_plugin', array($this, 'auto_update_hook'), 10, 2);
}
/**
* Auto upgrade hook
*
* @since 3.0
* @access public
*/
public function auto_update_hook($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
*
* @since 2.9
* @access public
*/
public function upgrade()
{
$plugin = Core::PLUGIN_FILE;
/**
* @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::succeed(__('Upgraded successfully.', 'litespeed-cache'));
}
/**
* Detect if the plugin is active or not
*
* @since 1.0
*/
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
*/
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($valid);
}
/**
* Grab a plugin info from WordPress
*
* @since 1.0
*/
public function dash_notifier_get_plugin_info($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
*
* @since 1.0
*/
public function dash_notifier_install_3rd()
{
!defined('SILENCE_INSTALL') && define('SILENCE_INSTALL', true);
$slug = !empty($_GET['plugin']) ? $_GET['plugin'] : false;
// Check if plugin is installed already
if (!$slug || $this->dash_notifier_is_plugin_active($slug)) {
return;
}
/**
* @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
*
* @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();
}
}