/**
* handle the http user request
*
* @param \Alchemy\Application $app
* @param \Alchemy\Component\Http\Request $request user http request
* @return \Alchemy\Component\Http\JsonResponse|\Alchemy\Component\Http\Response
*/
public function handle(Request $request, Application $app = null)
{
$this->request = $request;
try {
// init services providers
/** @var \Alchemy\Service\ServiceProviderInterface $providers */
$providers = $app->getServiceProviders();
foreach ($providers as $provider) {
$provider->init($app);
}
/*
* "EVENT" KernelEvents::REQUEST using GetResponse Event
*
* This event can be used by an application to filter a request before
* ever all kernel logic being executed, listeners for this event should
* be registered outside framework logic (should be on application logic).
*/
if ($this->dispatcher->hasListeners(KernelEvents::REQUEST)) {
$event = new GetResponseEvent($this, $request, $app);
$this->dispatcher->dispatch(KernelEvents::REQUEST, $event);
if ($event->hasResponse()) {
//var_dump($event->getResponse()); die("ee");
$event = new FilterResponseEvent($this, $request, $event->getResponse());
$this->dispatcher->dispatch(KernelEvents::RESPONSE, $event);
return $event->getResponse();
}
}
/*
* try match the url request with a defined route.
* it any route match the current url a ResourceNotFoundException
* will be thrown.
*/
$params = $this->mapper->match($request);
$uriParams = $params["params"];
// prepare request params.
$params = $this->prepareRequestParams(array($params["mapped"], $request->query->all(), $request->request->all()));
// add prepared params to request as attributes.
$request->attributes->add($params);
// resolve controller
try {
$controller = $this->resolver->getController($request);
} catch (\Exception $exception) {
/*
* Detailed exception types are only for development environments
* if the current is a non dev environment just overrides the current exception with
* a ResourceNotFoundException exception
*/
if ($this->config->get('env.type') !== 'dev') {
$exception = new ResourceNotFoundException($request->getPathInfo());
}
throw $exception;
}
if (!$controller) {
throw new ResourceNotFoundException($request->getPathInfo());
}
// setting default annotations namespace
$this->annotationReader->setDefaultNamespace('\\Alchemy\\Annotation\\');
// seeting annotation reader target
$this->annotationReader->setTarget($params['_controllerClass'], $params['_controllerMethod']);
$arguments = $this->resolver->getArguments($app, $request, $controller);
//"EVENT" FILTER_CONTROLLER
if ($this->dispatcher->hasListeners(KernelEvents::FILTER_CONTROLLER)) {
$event = new FilterControllerEvent($this, $controller, $request);
$this->dispatcher->dispatch(KernelEvents::FILTER_CONTROLLER, $event);
// getting controller; this can be the same or other filtered controller
$controller = $event->getController();
}
//"EVENT" BEFORE_CONTROLLER
if ($this->dispatcher->hasListeners(KernelEvents::BEFORE_CONTROLLER)) {
$event = new ControllerEvent($this, $controller, $arguments, $request);
$this->dispatcher->dispatch(KernelEvents::BEFORE_CONTROLLER, $event);
}
// Execute controller action
$response = call_user_func_array($controller, $arguments);
// check returned value by method is a array
if (is_array($response)) {
// set controller view data object
foreach ($response as $key => $value) {
$controller[0]->view->{$key} = $value;
}
}
// getting controller's data.
$controllerData = (array) $controller[0]->view;
if (!($response instanceof Response || $response instanceof JsonResponse)) {
if ($this->annotationReader->getAnnotation('JsonResponse')) {
$controllerData = $response;
$response = new JsonResponse();
$response->setData($controllerData);
} else {
$response = new Response();
}
}
//"EVENT" AFTER_CONTROLLER
if ($this->dispatcher->hasListeners(KernelEvents::AFTER_CONTROLLER)) {
if (!isset($event) || !$event instanceof ControllerEvent) {
$event = new ControllerEvent($this, $controller, $arguments, $request);
}
$event->setResponse($response);
$this->dispatcher->dispatch(KernelEvents::AFTER_CONTROLLER, $event);
}
// handling view
$view = $this->handleView($params['_controllerClass'], $params['_controllerMethod'], $controllerData, $this->annotationReader->getAnnotation('View'));
// handling meta ui
if ($this->annotationReader->getAnnotation('ServeUi')) {
$view = $this->handleMetaUi($controllerData, $this->annotationReader->getAnnotation('ServeUi'), $view, $request);
}
// if there is a view adapter instance, get its contents and set to response content
if (!empty($view)) {
foreach ($uriParams as $keyParam => $valParam) {
$view->assign($keyParam, $valParam);
}
//"EVENT" VIEW dispatch all KernelEvents::VIEW events
if ($this->dispatcher->hasListeners(KernelEvents::VIEW)) {
$event = new ViewEvent($this, $view, $request, $this->annotationReader, $app);
$this->dispatcher->dispatch(KernelEvents::VIEW, $event);
$view = $event->getView();
}
$response->setContent($view->getOutput());
}
} catch (ResourceNotFoundException $e) {
$exceptionHandler = new Exception\Handler();
if ($request->isXmlHttpRequest()) {
$response = new JsonResponse();
$response->setData(array('success' => false, 'message' => $e->getMessage()));
} else {
$response = new Response($exceptionHandler->getOutput($e), 404);
}
} catch (\Exception $e) {
// echo $e->getMessage();
// echo "<br><pre>";
// echo $e->getTraceAsString();
// die;
$exceptionHandler = new Exception\Handler();
if ($request->isXmlHttpRequest()) {
$response = new JsonResponse();
$response->setData(array('success' => false, 'message' => $e->getMessage()));
} else {
$response = new Response($exceptionHandler->getOutput($e), 500);
}
}
if ($this->annotationReader->hasTarget()) {
$responseAnnotation = $this->annotationReader->getAnnotation('Response');
} else {
$responseAnnotation = null;
}
// dispatch a response event
$this->dispatcher->dispatch(KernelEvents::RESPONSE, new FilterResponseEvent($this, $request, $response, $responseAnnotation));
return $response;
}
/**
* Test routes
*/
public function testMapping2()
{
$mapper = new Mapper(new \Alchemy\Component\Yaml\Yaml());
$mapper->loadFrom(self::$rootDir . "/Tests/fixtures/routes3.yaml");
$result = $mapper->match('/user_role/assign');
$expected = array("params" => array('_controller' => 'user_role', '_action' => 'assign'), "mapped" => array("_controller" => 'Sandbox\\Controller\\UserRoleController', "_action" => 'assignAction'));
$this->assertEquals($expected, $result);
$result = $mapper->match('/tool/leap_year/1998');
$expected = array("_controller" => 'SomeOther\\Module\\UserTools', "_action" => 'leapYear', "year" => 1998);
$this->assertEquals($expected, $result);
// $result = $mapper->match('/admin/setup/group/profile');
// $expected = array(
// "_controller" => 'Sandbox\Utils\groupTest',
// "_action" => 'do_update_profile',
// "year" => 1998
// );
// $this->assertEquals($expected, $result);
}
protected function loadMapperFromYaml($app, $file)
{
$mapper = new Mapper();
$routesList = $app['yaml']->load($file);
foreach ($routesList as $rname => $rconf) {
$defaults = isset($rconf['defaults']) ? $rconf['defaults'] : array();
$requirements = isset($rconf['requirements']) ? $rconf['requirements'] : array();
$type = isset($rconf['type']) ? $rconf['type'] : '';
$resourcePath = isset($rconf['resourcePath']) ? $rconf['resourcePath'] : '';
if (!array_key_exists('pattern', $rconf)) {
throw new \InvalidArgumentException(sprintf('Runtime Error: Route pattern for "%s" route is missing.', $rname));
}
$mapper->connect($rname, new Route($rconf['pattern'], $defaults, $requirements, $type, $resourcePath));
}
return $mapper;
}