<?php
// Representative WHMCS boundary only: not an implementation of the encrypted router.
namespace WHMCS\User { class Client {} }
namespace WHMCS\Authentication {
    class CurrentUser {
        public function isAuthenticatedAdmin() { return $GLOBALS['isAdmin'] ?? false; }
        public function user() { return new \BackupTestUser(); }
        public function client() { return $GLOBALS['actor'] ?? null; }
        public function isAuthenticatedUser() { return isset($GLOBALS['actor']); }
    }
}
namespace WHMCS\Database {
    class Capsule {
        public static function table($table) { return new Query($table); }
    }
    class Query {
        private $table; private $where = [];
        public function __construct($table) { $this->table = $table; }
        public function where($key, $value) { $this->where[$key] = $value; return $this; }
        public function get() {
            return array_values(array_filter($GLOBALS['db'][$this->table] ?? [], function ($row) {
                foreach ($this->where as $key => $value) if ($row->$key != $value) return false;
                return true;
            }));
        }
        public function first() { return $this->get()[0] ?? null; }
    }
}
namespace {
    class BackupTestClient extends \WHMCS\User\Client {
        public $id; public $permitted;
        public function __construct($id, $permitted = true) { $this->id = $id; $this->permitted = $permitted; }
        public function hasPermission($permission) { throw new \RuntimeException('Unsupported client permission API'); }
    }
    class BackupTestUser {
        public function getClientsByPermission($permission) {
            if (isset($GLOBALS['permissionClients'])) return $GLOBALS['permissionClients'];
            $c=$GLOBALS['actor']??null; return $permission==='products' && $c && $c->permitted ? [$c] : [];
        }
    }
    function logActivity($message) { $GLOBALS['safeLogs'][] = $message; }
}