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<?php
/**
* Auloader calsses
*
* @package Duplicator
* @copyright (c) 2021, Snapcreek LLC
*
*/
namespace Duplicator\Utils;
/**
* Autoloader calss, dont user Duplicator library here
*/
final class Autoloader
{
const ROOT_NAMESPACE = 'Duplicator\\';
const ROOT_INSTALLER_NAMESPACE = 'Duplicator\\Installer\\';
const ROOT_ADDON_NAMESPACE = 'Duplicator\\Addons\\';
const ROOT_ADDON_INSTALLER_NAMESPACE = 'Duplicator\\Installer\\Addons\\';
protected static $nameSpacesMapping = null;
/**
* Register autoloader function
*
* @return void
*/
public static function register()
{
spl_autoload_register(array(__CLASS__, 'load'));
}
/**
* Load class
*
* @param string $className class name
*
* @return bool return true if class is loaded
*/
public static function load($className)
{
// @todo remove legacy logic in autoloading when duplicator is fully converted.
if (strpos($className, self::ROOT_NAMESPACE) !== 0) {
$legacyMappging = self::customLegacyMapping();
$legacyClass = strtolower(ltrim($className, '\\'));
if (array_key_exists($legacyClass, $legacyMappging)) {
if (file_exists($legacyMappging[$legacyClass])) {
include_once($legacyMappging[$legacyClass]);
return true;
}
}
if (self::externalLibs($className)) {
return true;
}
} else {
if (($filepath = self::getAddonFile($className)) === false) {
foreach (self::getNamespacesMapping() as $namespace => $mappedPath) {
if (strpos($className, $namespace) !== 0) {
continue;
}
$filepath = $mappedPath . str_replace('\\', '/', substr($className, strlen($namespace))) . '.php';
if (file_exists($filepath)) {
include_once($filepath);
return true;
}
}
} else {
if (file_exists($filepath)) {
include_once($filepath);
return true;
}
}
}
return false;
}
/**
* Return addon file by class
*
* @param string $class class name
*
* @return string
*/
protected static function getAddonFile($class)
{
$matches = null;
if (preg_match('/^\\\\?Duplicator(?:\\\\Installer)?\\\\Addons\\\\(.+?)\\\\(.+)$/', $class, $matches) !== 1) {
return false;
}
$addonName = $matches[1];
$subClass = $matches[2];
$basePath = DUPLICATOR____PATH . '/addons/' . strtolower($addonName) . '/';
if (strpos($class, self::ROOT_ADDON_INSTALLER_NAMESPACE) === 0) {
$basePath .= 'installer/' . strtolower($addonName) . '/';
}
if (self::endsWith($class, $addonName) === false) {
$basePath .= 'src/';
}
return $basePath . str_replace('\\', '/', $subClass) . '.php';
}
/**
* Load external libs
*
* @param string $className class name
*
* @return bool return true if class is loaded
*/
protected static function externalLibs($className)
{
switch (strtolower(ltrim($className, '\\'))) {
case 'requests':
// Include Requests if don't exists in old WP versions
require_once(DUPLICATOR____PATH . '/vendor/requests/library/Requests.php');
\Requests::register_autoloader();
return true;
default:
return false;
}
}
/**
* mappgin of some legacy classes
*
* @return array
*/
protected static function customLegacyMapping()
{
return array(
'dup_pro_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.php',
'dup_pro_str' => DUPLICATOR____PATH . '/classes/utilities/class.u.string.php',
'dup_pro_date' => DUPLICATOR____PATH . '/classes/utilities/class.u.date.php',
'dup_pro_zip_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.zip.php',
'dup_pro_upgrade_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.upgrade.php',
'dup_pro_validator' => DUPLICATOR____PATH . '/classes/utilities/class.u.validator.php',
'dup_pro_tree_files' => DUPLICATOR____PATH . '/classes/utilities/class.u.tree.files.php',
'dup_pro_wp_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.wp.php',
'dup_pro_mu' => DUPLICATOR____PATH . '/classes/utilities/class.u.multisite.php',
'dup_pro_json_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.json.php',
'dup_pro_migration' => DUPLICATOR____PATH . '/classes/utilities/class.u.migration.php',
'dup_pro_low_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.low.php',
'dup_pro_settings_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.settings.php',
'dup_pro_shell_u' => DUPLICATOR____PATH . '/classes/utilities/class.u.shell.php',
'dup_pro_json_entity_base' => DUPLICATOR____PATH . '/classes/entities/class.json.entity.base.php',
'dup_pro_system_global_entity' => DUPLICATOR____PATH . '/classes/entities/class.system.global.entity.php',
'dup_pro_storage_entity' => DUPLICATOR____PATH . '/classes/entities/class.storage.entity.php',
'dup_pro_profile_logs_entity' => DUPLICATOR____PATH . '/classes/entities/class.profilelogs.entity.php',
'dup_pro_brand_entity' => DUPLICATOR____PATH . '/classes/entities/class.brand.entity.php',
'dup_pro_global_entity' => DUPLICATOR____PATH . '/classes/entities/class.global.entity.php',
'dup_pro_package_template_entity' => DUPLICATOR____PATH . '/classes/entities/class.package.template.entity.php',
'dup_pro_schedule_entity' => DUPLICATOR____PATH . '/classes/entities/class.schedule.entity.php',
'dup_pro_duparchive_expand_state_entity' => DUPLICATOR____PATH . '/classes/entities/class.duparchive.expandstate.entity.php',
'dup_pro_schedule_repeat_types' => DUPLICATOR____PATH . '/classes/entities/class.schedule.entity.php',
'dup_pro_schedule_days' => DUPLICATOR____PATH . '/classes/entities/class.schedule.entity.php',
'dup_pro_verifier_base' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_required_verifier' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_range_verifier' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_length_verifier' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_regex_verifier' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_email_verifier' => DUPLICATOR____PATH . '/classes/entities/class.verifiers.php',
'dup_pro_storagesupported' => DUPLICATOR____PATH . '/classes/storage/class.storage.supported.php',
'dup_pro_package_runner' => DUPLICATOR____PATH . '/classes/package/class.pack.runner.php',
'dup_pro_package' => DUPLICATOR____PATH . '/classes/package/class.pack.php',
'dup_pro_package_importer' => DUPLICATOR____PATH . '/classes/package/class.pack.importer.php',
'dup_pro_package_recover' => DUPLICATOR____PATH . '/classes/package/class.pack.recover.php',
'dup_pro_archive' => DUPLICATOR____PATH . '/classes/package/class.pack.archive.php',
'dup_pro_database' => DUPLICATOR____PATH . '/classes/package/class.pack.database.php',
'dup_pro_dup_archive_create_state' => DUPLICATOR____PATH . '/classes/package/duparchive/class.pack.archive.duparchive.state.create.php',
'dup_pro_duparchive_expand_state' => DUPLICATOR____PATH . '/classes/package/duparchive/class.pack.archive.duparchive.state.expand.php',
'dup_pro_dup_archive' => DUPLICATOR____PATH . '/classes/package/duparchive/class.pack.archive.duparchive.php',
'dup_pro_dup_archive_logger' => DUPLICATOR____PATH . '/classes/package/duparchive/class.pack.archive.duparchive.php',
'dup_pro_custom_host_manager' => DUPLICATOR____PATH . '/classes/host/class.custom.host.manager.php',
'dup_pro_ui' => DUPLICATOR____PATH . '/classes/ui/class.ui.php',
'dup_pro_ui_alert' => DUPLICATOR____PATH . '/classes/ui/class.ui.alert.php',
'dup_pro_ui_viewstate' => DUPLICATOR____PATH . '/classes/ui/class.ui.viewstate.php',
'dup_pro_ui_dialog' => DUPLICATOR____PATH . '/classes/ui/class.ui.dialog.php',
'dup_pro_ui_notice' => DUPLICATOR____PATH . '/classes/ui/class.ui.notice.php',
'dup_pro_ui_messages' => DUPLICATOR____PATH . '/classes/ui/class.ui.messages.php',
'dup_pro_ui_screen' => DUPLICATOR____PATH . '/classes/ui/class.ui.screen.base.php',
'dup_pro_archive_config' => DUPLICATOR____PATH . '/classes/class.archive.config.php',
'dup_pro_php_log' => DUPLICATOR____PATH . '/classes/class.php.log.php',
'dup_pro_constants' => DUPLICATOR____PATH . '/classes/class.constants.php',
'dup_pro_db' => DUPLICATOR____PATH . '/classes/class.db.php',
'dup_pro_plugin_upgrade' => DUPLICATOR____PATH . '/classes/class.plugin.upgrade.php',
'dup_pro_log' => DUPLICATOR____PATH . '/classes/class.logging.php',
'dup_pro_restoreonly_package' => DUPLICATOR____PATH . '/classes/class.restoreonly.package.php',
'dup_pro_server' => DUPLICATOR____PATH . '/classes/class.server.php',
'dup_pro_passwordhash' => DUPLICATOR____PATH . '/classes/class.password.php',
'dup_pro_web_services' => DUPLICATOR____PATH . '/ctrls/class.web.services.php',
'dup_pro_ctrl_package' => DUPLICATOR____PATH . '/ctrls/ctrl.package.php',
'dup_pro_ctrl_tools' => DUPLICATOR____PATH . '/ctrls/ctrl.tools.php',
'dup_pro_ctrl_recovery' => DUPLICATOR____PATH . '/ctrls/ctrl.recovery.php',
'dup_pro_package_screen' => DUPLICATOR____PATH . '/views/packages/screen.php',
'pcrypt' => DUPLICATOR____PATH . '/vendor/pcrypt/class.pcrypt.php'
);
}
/**
* Return namespace mapping
*
* @return string[]
*/
protected static function getNamespacesMapping()
{
// the order is important, it is necessary to insert the longest namespaces first
return array(
self::ROOT_INSTALLER_NAMESPACE => DUPLICATOR____PATH . '/installer/dup-installer/src/',
self::ROOT_NAMESPACE => DUPLICATOR____PATH . '/src/'
);
}
/**
* Returns true if the $haystack string end with the $needle, only for internal use
*
* @param string $haystack The full string to search in
* @param string $needle The string to for
*
* @return bool Returns true if the $haystack string starts with the $needle
*/
protected static function endsWith($haystack, $needle)
{
$length = strlen($needle);
if ($length == 0) {
return true;
}
return (substr($haystack, -$length) === $needle);
}
}
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