<?php

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// phpcs:ignoreFile

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/**

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* The abstract instance

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*

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* @since 3.0

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*/

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namespace LiteSpeed;

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defined('WPINC') || exit();

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abstract class Root {

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const CONF_FILE = '.litespeed_conf.dat';

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// Instance set

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private static $_instances;

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private static $_options = array();

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private static $_const_options = array();

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private static $_primary_options = array();

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private static $_network_options = array();

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/**

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* Check if need to separate ccss for mobile

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*

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* @since 4.7

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* @access protected

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*/

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protected function _separate_mobile() {

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return (wp_is_mobile() || apply_filters('litespeed_is_mobile', false)) && $this->conf(Base::O_CACHE_MOBILE);

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}

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/**

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* Log an error message

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*

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* @since 7.0

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*/

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public static function debugErr( $msg, $backtrace_limit = false ) {

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$msg = '❌ ' . $msg;

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self::debug($msg, $backtrace_limit);

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}

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/**

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* Log a debug message.

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*

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* @since 4.4

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* @access public

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*/

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public static function debug( $msg, $backtrace_limit = false ) {

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if (!defined('LSCWP_LOG')) {

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return;

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}

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if (defined('static::LOG_TAG')) {

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$msg = static::LOG_TAG . ' ' . $msg;

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}

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Debug2::debug($msg, $backtrace_limit);

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}

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/**

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* Log an advanced debug message.

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*

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* @since 4.4

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* @access public

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*/

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public static function debug2( $msg, $backtrace_limit = false ) {

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if (!defined('LSCWP_LOG_MORE')) {

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return;

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}

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if (defined('static::LOG_TAG')) {

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$msg = static::LOG_TAG . ' ' . $msg;

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}

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Debug2::debug2($msg, $backtrace_limit);

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}

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/**

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* Check if there is cache folder for that type

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*

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* @since 3.0

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*/

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public function has_cache_folder( $type ) {

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$subsite_id = is_multisite() && !is_network_admin() ? get_current_blog_id() : '';

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if (file_exists(LITESPEED_STATIC_DIR . '/' . $type . '/' . $subsite_id)) {

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return true;

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}

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return false;

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}

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/**

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* Maybe make the cache folder if not existed

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*

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* @since 4.4.2

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*/

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protected function _maybe_mk_cache_folder( $type ) {

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if (!$this->has_cache_folder($type)) {

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$subsite_id = is_multisite() && !is_network_admin() ? get_current_blog_id() : '';

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$path = LITESPEED_STATIC_DIR . '/' . $type . '/' . $subsite_id;

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mkdir($path, 0755, true);

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}

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}

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/**

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* Delete file-based cache folder for that type

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*

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* @since 3.0

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*/

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public function rm_cache_folder( $type ) {

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if (!$this->has_cache_folder($type)) {

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return;

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}

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$subsite_id = is_multisite() && !is_network_admin() ? get_current_blog_id() : '';

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File::rrmdir(LITESPEED_STATIC_DIR . '/' . $type . '/' . $subsite_id);

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// Clear All summary data

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self::save_summary(false, false, true);

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if ($type == 'ccss' || $type == 'ucss') {

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Debug2::debug('[CSS] Cleared ' . $type . ' queue');

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} elseif ($type == 'avatar') {

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Debug2::debug('[Avatar] Cleared ' . $type . ' queue');

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} elseif ($type == 'css' || $type == 'js') {

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return;

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} else {

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Debug2::debug('[' . strtoupper($type) . '] Cleared ' . $type . ' queue');

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}

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}

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/**

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* Build the static filepath

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*

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* @since 4.0

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*/

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protected function _build_filepath_prefix( $type ) {

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$filepath_prefix = '/' . $type . '/';

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if (is_multisite()) {

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$filepath_prefix .= get_current_blog_id() . '/';

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}

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return $filepath_prefix;

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}

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/**

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* Load current queues from data file

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*

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* @since 4.1

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* @since 4.3 Elevated to root.cls

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*/

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public function load_queue( $type ) {

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$filepath_prefix = $this->_build_filepath_prefix($type);

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$static_path = LITESPEED_STATIC_DIR . $filepath_prefix . '.litespeed_conf.dat';

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$queue = array();

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if (file_exists($static_path)) {

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$queue = \json_decode(file_get_contents($static_path), true) ?: array();

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}

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return $queue;

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}

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/**

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* Save current queues to data file

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*

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* @since 4.1

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* @since 4.3 Elevated to root.cls

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*/

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public function save_queue( $type, $list ) {

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$filepath_prefix = $this->_build_filepath_prefix($type);

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$static_path = LITESPEED_STATIC_DIR . $filepath_prefix . '.litespeed_conf.dat';

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$data = \json_encode($list);

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File::save($static_path, $data, true);

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}

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/**

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* Clear all waiting queues

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*

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* @since 3.4

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* @since 4.3 Elevated to root.cls

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*/

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public function clear_q( $type, $silent = false ) {

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$filepath_prefix = $this->_build_filepath_prefix($type);

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$static_path = LITESPEED_STATIC_DIR . $filepath_prefix . '.litespeed_conf.dat';

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if (file_exists($static_path)) {

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$silent = false;

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unlink($static_path);

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}

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if (!$silent) {

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$msg = __('All QUIC.cloud service queues have been cleared.', 'litespeed-cache');

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Admin_Display::success($msg);

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}

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}

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/**

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* Load an instance or create it if not existed

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*

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* @since 4.0

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*/

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public static function cls( $cls = false, $unset = false, $data = false ) {

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if (!$cls) {

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$cls = self::ori_cls();

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}

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$cls = __NAMESPACE__ . '\\' . $cls;

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$cls_tag = strtolower($cls);

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if (!isset(self::$_instances[$cls_tag])) {

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if ($unset) {

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return;

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}

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self::$_instances[$cls_tag] = new $cls($data);

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} elseif ($unset) {

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unset(self::$_instances[$cls_tag]);

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return;

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}

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return self::$_instances[$cls_tag];

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}

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/**

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* Set one conf or confs

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*/

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public function set_conf( $id, $val = null ) {

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if (is_array($id)) {

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foreach ($id as $k => $v) {

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$this->set_conf($k, $v);

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}

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return;

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}

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self::$_options[$id] = $val;

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}

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/**

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* Set one primary conf or confs

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*/

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public function set_primary_conf( $id, $val = null ) {

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if (is_array($id)) {

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foreach ($id as $k => $v) {

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$this->set_primary_conf($k, $v);

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}

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return;

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}

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self::$_primary_options[$id] = $val;

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}

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/**

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* Set one network conf

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*/

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public function set_network_conf( $id, $val = null ) {

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if (is_array($id)) {

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foreach ($id as $k => $v) {

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$this->set_network_conf($k, $v);

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}

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return;

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}

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self::$_network_options[$id] = $val;

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}

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/**

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* Set one const conf

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*/

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public function set_const_conf( $id, $val ) {

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self::$_const_options[$id] = $val;

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}

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/**

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* Check if is overwritten by const

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*

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* @since 3.0

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*/

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public function const_overwritten( $id ) {

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if (!isset(self::$_const_options[$id]) || self::$_const_options[$id] == self::$_options[$id]) {

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return null;

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}

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return self::$_const_options[$id];

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}

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/**

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* Check if is overwritten by primary site

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*

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* @since 3.2.2

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*/

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public function primary_overwritten( $id ) {

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if (!isset(self::$_primary_options[$id]) || self::$_primary_options[$id] == self::$_options[$id]) {

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return null;

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}

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// Network admin settings is impossible to be overwritten by primary

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if (is_network_admin()) {

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return null;

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}

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return self::$_primary_options[$id];

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}

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/**

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* Check if is overwritten by filter.

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*

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* @since 7.7

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*/

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public function filter_overwritten( $id ) {

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$val_setting = $this->conf($id, true);

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// if setting not found

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if( null === $val_setting ){

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return null;

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}

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$filter_name = 'litespeed_conf_load_option_' . $id;

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$val_filter = apply_filters($filter_name, $val_setting );

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if ($val_setting === $val_filter) {

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// If the value is the same, return null.

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return null;

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}

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return $val_filter;

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}

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/**

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* Check if is overwritten by code filter

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*

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* @deprecated 7.7 Use general filter_overwritten()

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* @since 7.4

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*/

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public function deprecated_filter_overwritten( $id ) {

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$cls_admin_display = Admin_Display::$settings_filters;

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// Check if filter name is set.

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if(!isset($cls_admin_display[$id]) || !isset($cls_admin_display[$id]['filter']) || is_array($cls_admin_display[$id]['filter']) ){

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return null;

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}

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$val_setting = $this->conf($id, true);

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// if setting not found

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if( null === $val_setting ){

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$val_setting = '';

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}

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$val_filter = apply_filters($cls_admin_display[$id]['filter'], $val_setting );

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if ($val_setting === $val_filter) {

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// If the value is the same, return null.

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return null;

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}

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return $val_filter;

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}

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/**

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* Check if is overwritten by $SERVER variable

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*

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* @since 7.4

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*/

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public function server_overwritten( $id ) {

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$cls_admin_display = Admin_Display::$settings_filters;

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if(!isset($cls_admin_display[$id]['filter'])){

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return null;

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}

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if(!is_array($cls_admin_display[$id]['filter'])) {

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$cls_admin_display[$id]['filter'] = array( $cls_admin_display[$id]['filter'] );

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}

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foreach( $cls_admin_display[$id]['filter'] as $variable ){

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if(isset($_SERVER[$variable])) {

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return [ $variable , $_SERVER[$variable] ] ;

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}

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}

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return null;

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}

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/**

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* Get the list of configured options for the blog.

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*

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* @since 1.0

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*/

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public function get_options( $ori = false ) {

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if (!$ori) {

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return array_merge(self::$_options, self::$_primary_options, self::$_network_options, self::$_const_options);

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}

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return self::$_options;

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}

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/**

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* If has a conf or not

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*/

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public function has_conf( $id ) {

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return array_key_exists($id, self::$_options);

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}

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/**

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* If has a primary conf or not

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*/

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public function has_primary_conf( $id ) {

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return array_key_exists($id, self::$_primary_options);

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}

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/**

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* If has a network conf or not

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*/

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public function has_network_conf( $id ) {

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return array_key_exists($id, self::$_network_options);

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}

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/**

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* Get conf

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*/

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public function conf( $id, $ori = false ) {

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if (isset(self::$_options[$id])) {

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if (!$ori) {

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$val = $this->const_overwritten($id);

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if ($val !== null) {

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defined('LSCWP_LOG') && Debug2::debug('[Conf] 🏛️ const option ' . $id . '=' . var_export($val, true));

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return $val;

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}

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$val = $this->primary_overwritten($id); // Network Use primary site settings

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if ($val !== null) {

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return $val;

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}

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$val = $this->filter_overwritten($id);

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if ($val !== null) {

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return $val;

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}

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}

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// Network original value will be in _network_options

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if (!is_network_admin() || !$this->has_network_conf($id)) {

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return self::$_options[$id];

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}

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}

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if ($this->has_network_conf($id)) {

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if (!$ori) {

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$val = $this->const_overwritten($id);

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if ($val !== null) {

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defined('LSCWP_LOG') && Debug2::debug('[Conf] 🏛️ const option ' . $id . '=' . var_export($val, true));

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return $val;

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}

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}

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return $this->network_conf($id);

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}

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defined('LSCWP_LOG') && Debug2::debug('[Conf] Invalid option ID ' . $id);

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return null;

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}

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/**

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* Get primary conf

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*/

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public function primary_conf( $id ) {

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return self::$_primary_options[$id];

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}

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/**

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* Get network conf

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*/

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public function network_conf( $id ) {

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if (!$this->has_network_conf($id)) {

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return null;

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}

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return self::$_network_options[$id];

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}

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/**

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* Get called class short name

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*/

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public static function ori_cls() {

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$cls = new \ReflectionClass(get_called_class());

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$shortname = $cls->getShortName();

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$namespace = str_replace(__NAMESPACE__ . '\\', '', $cls->getNamespaceName() . '\\');

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if ($namespace) {

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// the left namespace after dropped LiteSpeed

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$shortname = $namespace . $shortname;

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}

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return $shortname;

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}

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/**

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* Generate conf name for wp_options record

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*

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* @since 3.0

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*/

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public static function name( $id ) {

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