C:/xampp/htdocs/moodle/lib/zend/Zend/XmlRpc/Server/System.php

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<?php
class Zend_XmlRpc_Server_System
{
    protected $_server;

    public function __construct(Zend_XmlRpc_Server $server)
    {
        $this->_server = $server;
    }

    public function listMethods()
    {
        $table = $this->_server->getDispatchTable()->getMethods();
        return array_keys($table);
    }

    public function methodHelp($method)
    {
        $table = $this->_server->getDispatchTable();
        if (!$table->hasMethod($method)) {
            require_once 'Zend/XmlRpc/Server/Exception.php';
            throw new Zend_XmlRpc_Server_Exception('Method "' . $method . '" does not exist', 640);
        }

        return $table->getMethod($method)->getMethodHelp();
    }

    public function methodSignature($method)
    {
        $table = $this->_server->getDispatchTable();
        if (!$table->hasMethod($method)) {
            require_once 'Zend/XmlRpc/Server/Exception.php';
            throw new Zend_XmlRpc_Server_Exception('Method "' . $method . '" does not exist', 640);
        }
        $method = $table->getMethod($method)->toArray();
        return $method['prototypes'];
    }

    public function multicall($methods)
    {
        $responses = array();
        foreach ($methods as $method) {
            $fault = false;
            if (!is_array($method)) {
                $fault = $this->_server->fault('system.multicall expects each method to be a struct', 601);
            } elseif (!isset($method['methodName'])) {
                $fault = $this->_server->fault('Missing methodName: ' . var_export($methods, 1), 602);
            } elseif (!isset($method['params'])) {
                $fault = $this->_server->fault('Missing params', 603);
            } elseif (!is_array($method['params'])) {
                $fault = $this->_server->fault('Params must be an array', 604);
            } else {
                if ('system.multicall' == $method['methodName']) {
                    // don't allow recursive calls to multicall
                    $fault = $this->_server->fault('Recursive system.multicall forbidden', 605);
                }
            }

            if (!$fault) {
                try {
                    $request = new Zend_XmlRpc_Request();
                    $request->setMethod($method['methodName']);
                    $request->setParams($method['params']);
                    $response = $this->_server->handle($request);
                    if ($response instanceof Zend_XmlRpc_Fault
                        || $response->isFault()
                    ) {
                        $fault = $response;
                    } else {
                        $responses[] = $response->getReturnValue();
                    }
                } catch (Exception $e) {
                    $fault = $this->_server->fault($e);
                }
            }

            if ($fault) {
                $responses[] = array(
                    'faultCode'   => $fault->getCode(),
                    'faultString' => $fault->getMessage()
                );
            }
        }

        return $responses;
    }
}