IXR_Server::serve( $data = false )

38    function serve($data = false)39    {40        if (!$data) {41            if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] !== 'POST') {42                if ( function_exists( 'status_header' ) ) {43                    status_header( 405 ); // WP #2098644                    header( 'Allow: POST' );45                }46                header('Content-Type: text/plain'); // merged from WP #909347                die('XML-RPC server accepts POST requests only.');48            }49 50            $data = file_get_contents('php://input');51        }52        $this->message = new IXR_Message($data);53        if (!$this->message->parse()) {54            $this->error(-32700, 'parse error. not well formed');55        }56        if ($this->message->messageType != 'methodCall') {57            $this->error(-32600, 'server error. invalid xml-rpc. not conforming to spec. Request must be a methodCall');58        }59        $result = $this->call($this->message->methodName, $this->message->params);60 61        // Is the result an error?62        if (is_a($result, 'IXR_Error')) {63            $this->error($result);64        }65 66        // Encode the result67        $r = new IXR_Value($result);68        $resultxml = $r->getXml();69 70        // Create the XML71        $xml = <<<EOD72<methodResponse>73  <params>74    <param>75      <value>76      $resultxml77      </value>78    </param>79  </params>80</methodResponse>81 82EOD;83      // Send it84      $this->output($xml);85    }