File "preset.cls.php"
Full Path: /home/flipjqml/onlinebetsolution.com/wp-content/plugins/litespeed-cache/preset.cls.php
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MIME-type: text/x-php
Charset: utf-8
<?php
/**
* The preset class.
*
* @since 5.3.0
*/
namespace LiteSpeed;
defined('WPINC') || exit();
class Preset extends Import
{
protected $_summary;
const MAX_BACKUPS = 10;
const TYPE_APPLY = 'apply';
const TYPE_RESTORE = 'restore';
const STANDARD_DIR = LSCWP_DIR . 'data/preset';
const BACKUP_DIR = LITESPEED_STATIC_DIR . '/auto-backup';
/**
* Returns sorted backup names
*
* @since 5.3.0
* @access public
*/
public static function get_backups()
{
self::init_filesystem();
global $wp_filesystem;
$backups = array_map(
function ($path) {
return self::basename($path['name']);
},
$wp_filesystem->dirlist(self::BACKUP_DIR) ?: array()
);
rsort($backups);
return $backups;
}
/**
* Removes extra backup files
*
* @since 5.3.0
* @access public
*/
public static function prune_backups()
{
$backups = self::get_backups();
global $wp_filesystem;
foreach (array_slice($backups, self::MAX_BACKUPS) as $backup) {
$path = self::get_backup($backup);
$wp_filesystem->delete($path);
Debug2::debug('[Preset] Deleted old backup from ' . $backup);
}
}
/**
* Returns a settings file's extensionless basename given its filesystem path
*
* @since 5.3.0
* @access public
*/
public static function basename($path)
{
return basename($path, '.data');
}
/**
* Returns a standard preset's path given its extensionless basename
*
* @since 5.3.0
* @access public
*/
public static function get_standard($name)
{
return path_join(self::STANDARD_DIR, $name . '.data');
}
/**
* Returns a backup's path given its extensionless basename
*
* @since 5.3.0
* @access public
*/
public static function get_backup($name)
{
return path_join(self::BACKUP_DIR, $name . '.data');
}
/**
* Initializes the global $wp_filesystem object and clears stat cache
*
* @since 5.3.0
*/
static function init_filesystem()
{
require_once ABSPATH . '/wp-admin/includes/file.php';
\WP_Filesystem();
clearstatcache();
}
/**
* Init
*
* @since 5.3.0
*/
public function __construct()
{
Debug2::debug('[Preset] Init');
$this->_summary = self::get_summary();
}
/**
* Applies a standard preset's settings given its extensionless basename
*
* @since 5.3.0
* @access public
*/
public function apply($preset)
{
$this->make_backup($preset);
$path = self::get_standard($preset);
$result = $this->import_file($path) ? $preset : 'error';
$this->log($result);
}
/**
* Restores settings from the backup file with the given timestamp, then deletes the file
*
* @since 5.3.0
* @access public
*/
public function restore($timestamp)
{
$backups = array();
foreach (self::get_backups() as $backup) {
if (preg_match('/^backup-' . $timestamp . '(-|$)/', $backup) === 1) {
$backups[] = $backup;
}
}
if (empty($backups)) {
$this->log('error');
return;
}
$backup = $backups[0];
$path = self::get_backup($backup);
if (!$this->import_file($path)) {
$this->log('error');
return;
}
self::init_filesystem();
global $wp_filesystem;
$wp_filesystem->delete($path);
Debug2::debug('[Preset] Deleted most recent backup from ' . $backup);
$this->log('backup');
}
/**
* Saves current settings as a backup file, then prunes extra backup files
*
* @since 5.3.0
* @access public
*/
public function make_backup($preset)
{
$backup = 'backup-' . time() . '-before-' . $preset;
$data = $this->export(true);
$path = self::get_backup($backup);
File::save($path, $data, true);
Debug2::debug('[Preset] Backup saved to ' . $backup);
self::prune_backups();
}
/**
* Tries to import from a given settings file
*
* @since 5.3.0
*/
function import_file($path)
{
$debug = function ($result, $name) {
$action = $result ? 'Applied' : 'Failed to apply';
Debug2::debug('[Preset] ' . $action . ' settings from ' . $name);
return $result;
};
$name = self::basename($path);
$contents = file_get_contents($path);
if (false === $contents) {
Debug2::debug('[Preset] ❌ Failed to get file contents');
return $debug(false, $name);
}
$parsed = array();
try {
// Check if the data is v4+
if (strpos($contents, '["_version",') === 0) {
$contents = explode("\n", $contents);
foreach ($contents as $line) {
$line = trim($line);
if (empty($line)) {
continue;
}
list($key, $value) = \json_decode($line, true);
$parsed[$key] = $value;
}
} else {
$parsed = \json_decode(base64_decode($contents), true);
}
} catch (\Exception $ex) {
Debug2::debug('[Preset] ❌ Failed to parse serialized data');
return $debug(false, $name);
}
if (empty($parsed)) {
Debug2::debug('[Preset] ❌ Nothing to apply');
return $debug(false, $name);
}
$this->cls('Conf')->update_confs($parsed);
return $debug(true, $name);
}
/**
* Updates the log
*
* @since 5.3.0
*/
function log($preset)
{
$this->_summary['preset'] = $preset;
$this->_summary['preset_timestamp'] = time();
self::save_summary();
}
/**
* Handles all request actions from main cls
*
* @since 5.3.0
* @access public
*/
public function handler()
{
$type = Router::verify_type();
switch ($type) {
case self::TYPE_APPLY:
$this->apply(!empty($_GET['preset']) ? $_GET['preset'] : false);
break;
case self::TYPE_RESTORE:
$this->restore(!empty($_GET['timestamp']) ? $_GET['timestamp'] : false);
break;
default:
break;
}
Admin::redirect();
}
}