name == 'param') { $object = $object->children[0]->children[0]; } switch ($object->name) { case 'string': return $object->content; case 'array': foreach ($object->children[0]->children as $child) { $value[] = xmlrpc_scalar_value($child); } return $value; case 'struct': foreach ($object->children as $child) { if (isset($child->children[1]->children[0])) { $value[$child->children[0]->content] = xmlrpc_scalar_value($child->children[1]->children[0]); } else { $value[$child->children[0]->content] = $child->children[1]->content; } } return $value; case 'boolean': return (boolean) $object->content; case 'i4': case 'int': return (int) $object->content; case 'double': return (double) $object->content; case 'dateTime.iso8601': return (int) strtotime($object->content); case 'base64': return base64_decode($object->content); case 'value': return xmlrpc_scalar_value($object->children[0]); default: // @todo unsupported, throw an error return false; } } // Functions for adding handlers ////////////////////////////////////////////////////////// /** XML-RPC Handlers */ $XML_RPC_HANDLERS = array(); /** * Register a method handler for a given XML-RPC method. * * @param string $method Method parameter. * @param string $handler The handler function. This function accepts * one XMLRPCCall object and must return a XMLRPCResponse object. * * @return bool */ function register_xmlrpc_handler($method, $handler) { global $XML_RPC_HANDLERS; $XML_RPC_HANDLERS[$method] = $handler; } /** * Trigger a method call and pass the relevant parameters to the funciton. * * @param XMLRPCCall $parameters The call and parameters. * * @return XMLRPCCall */ function trigger_xmlrpc_handler(XMLRPCCall $parameters) { global $XML_RPC_HANDLERS; // Go through and see if we have a handler if (isset($XML_RPC_HANDLERS[$parameters->getMethodName()])) { $handler = $XML_RPC_HANDLERS[$parameters->getMethodName()]; $result = $handler($parameters); if (!($result instanceof XMLRPCResponse)) { $msg = sprintf(elgg_echo('InvalidParameterException:UnexpectedReturnFormat'), $parameters->getMethodName()); throw new InvalidParameterException($msg); } // Result in right format, return it. return $result; } // if no handler then throw exception $msg = sprintf(elgg_echo('NotImplementedException:XMLRPCMethodNotImplemented'), $parameters->getMethodName()); throw new NotImplementedException($msg); } /** * PHP Error handler function. * This function acts as a wrapper to catch and report PHP error messages. * * @see http://uk3.php.net/set-error-handler * * @param int $errno Error number * @param string $errmsg Human readable message * @param string $filename Filename * @param int $linenum Line number * @param array $vars Vars * * @return void */ function _php_xmlrpc_error_handler($errno, $errmsg, $filename, $linenum, $vars) { $error = date("Y-m-d H:i:s (T)") . ": \"" . $errmsg . "\" in file " . $filename . " (line " . $linenum . ")"; switch ($errno) { case E_USER_ERROR: error_log("ERROR: " . $error); // Since this is a fatal error, we want to stop any further execution but do so gracefully. throw new Exception("ERROR: " . $error); break; case E_WARNING : case E_USER_WARNING : error_log("WARNING: " . $error); break; default: error_log("DEBUG: " . $error); } } /** * PHP Exception handler for XMLRPC. * * @param Exception $exception The exception * * @return void */ function _php_xmlrpc_exception_handler($exception) { error_log("*** FATAL EXCEPTION (XML-RPC) *** : " . $exception); $code = $exception->getCode(); if ($code == 0) { $code = -32400; } $result = new XMLRPCErrorResponse($exception->getMessage(), $code); $vars = array('result' => $result); $content = elgg_view("xml-rpc/output", $vars); echo elgg_view_page($exception->getMessage(), $content); }