/**
* The serve method is where inversion of control occurs which delegates
* control to another method in the controller.
*
* The method name and arguments should have been extracted in the
* preprocessing step. Here we ensure that the method exists and that all
* required parameters are provided as arguments from the request string.
*
* Call the method and return its response.
*
* @param DefaultRequest $request The HTTP request being served.
*
* !Wrappable serve
*/
function wrappedServe(Request $request)
{
$this->request = $request;
$shortWiredResponse = $this->init();
if ($shortWiredResponse instanceof Response) {
$shortWiredResponse->meta->viewClass = 'LayoutsView';
$shortWiredResponse->meta->viewsPrefix = '';
return $shortWiredResponse;
}
$methodName = $request->meta->controllerMethod;
$methodArguments = $request->meta->controllerMethodArguments;
$useAssociativeArguments = $request->meta->useAssociativeArguments;
// Does method exist? Do arguments match?
if (method_exists($this, $methodName)) {
$method = new ReflectionMethod($this, $methodName);
$parameters = $method->getParameters();
$callArguments = array();
try {
if ($useAssociativeArguments) {
$callArguments = $this->getCallArgumentsAssociative($parameters, $methodArguments);
} else {
$callArguments = $this->getCallArgumentsSequential($parameters, $methodArguments);
}
} catch (RecessException $e) {
throw new RecessException('Error calling method "' . $methodName . '" in "' . get_class($this) . '". ' . $e->getMessage(), array());
}
$response = $method->invokeArgs($this, $callArguments);
} else {
throw new RecessException('Error calling method "' . $methodName . '" in "' . get_class($this) . '". Method does not exist.', array());
}
if (!$response instanceof Response) {
Library::import('recess.http.responses.OkResponse');
$response = new OkResponse($this->request);
}
$descriptor = self::getClassDescriptor($this);
if (!$response instanceof ForwardingResponse && !isset($response->meta->viewName)) {
$response->meta->viewName = $methodName;
}
// TODO: Remove this deprecated viewClass at 0.3
$response->meta->viewClass = $descriptor->viewClass;
$response->meta->viewsPrefix = $descriptor->viewsPrefix;
$response->meta->respondWith = $descriptor->respondWith;
if (empty($response->data)) {
$response->data = get_object_vars($this);
}
if (is_array($this->headers)) {
foreach ($this->headers as $header) {
$response->addHeader($header);
}
}
if (is_array($response->data)) {
$response->data['controller'] = $this;
unset($response->data['request']);
unset($response->data['headers']);
}
return $response;
}
/**
* Constructor
*
* @param string $error Error message
* @param int $status_code HTTP status code
* @param string $forward_url Forward url
* @access private
* @see elgg_error_response
*/
public function __construct($error = '', $status_code = ELGG_HTTP_OK, $forward_url = REFERRER)
{
parent::__construct($error, $status_code, $forward_url);
}
/**
* Constructor
*
* @param string $forward_url Forward url
* @param int $status_code HTTP status code
* @access private
* @see elgg_redirect_response
*/
public function __construct($forward_url = REFERRER, $status_code = ELGG_HTTP_FOUND)
{
parent::__construct('', $status_code, $forward_url);
}