/** * Retrieve rendered contents of a controller action * * If the action results in a forward or redirect, returns empty string. * * @param string $action * @param string $controller * @param string $module Defaults to default module * @param array $params * @return string */ public function __invoke($action, $controller, $module = null, array $params = array()) { $this->resetObjects(); if (null === $module) { $module = $this->defaultModule; } // clone the view object to prevent over-writing of view variables $broker = $this->front->getHelperBroker(); $viewRenderer = $broker->load('viewRenderer'); $viewRendererClone = clone $viewRenderer; $broker->register('viewRenderer', $viewRendererClone); $this->request->setParams($params) ->setModuleName($module) ->setControllerName($controller) ->setActionName($action) ->setDispatched(true); $this->dispatcher->dispatch($this->request, $this->response); // reset the viewRenderer object to it's original state $broker->register('viewRenderer', $viewRenderer); if (!$this->request->isDispatched() || $this->response->isRedirect()) { // forwards and redirects render nothing return ''; } $return = $this->response->getBody(); $this->resetObjects(); return $return; }
/** * Retrieve rendered contents of a controller action * * If the action results in a forward or redirect, returns empty string. * * @param string $action * @param string $controller * @param string $module Defaults to default module * @param array $params * @return string */ public function direct($action = null, $controller = null, $module = null, array $params = array()) { if ($action == null || $controller == null) { throw new \InvalidArgumentException('Action: missing argument. $action and $controller are required in action($action, $controller, $module = null, array $params = array())'); } $this->resetObjects(); if (null === $module) { $module = $this->defaultModule; } // clone the view object to prevent over-writing of view variables $viewRendererObj = HelperBroker\HelperBroker::getStaticHelper('viewRenderer'); HelperBroker\HelperBroker::addHelper(clone $viewRendererObj); $this->request->setParams($params)->setModuleName($module)->setControllerName($controller)->setActionName($action)->setDispatched(true); $this->dispatcher->dispatch($this->request, $this->response); // reset the viewRenderer object to it's original state HelperBroker\HelperBroker::addHelper($viewRendererObj); if (!$this->request->isDispatched() || $this->response->isRedirect()) { // forwards and redirects render nothing return ''; } $return = $this->response->getBody(); $this->resetObjects(); return $return; }
/** * Dispatch an HTTP request to a controller/action. * * @param \Zend\Controller\Request\AbstractRequest|null $request * @param \Zend\Controller\Response\AbstractResponse|null $response * @return void|\Zend\Controller\Response\AbstractResponse Returns response object if returnResponse() is true */ public function dispatch(Request\AbstractRequest $request = null, Response\AbstractResponse $response = null) { $helperBroker = $this->getHelperBroker(); if (!$this->getParam('noErrorHandler') && !$this->_plugins->hasPlugin('\Zend\Controller\Plugin\ErrorHandler')) { // Register with stack index of 100 $this->_plugins->registerPlugin(new Plugin\ErrorHandler(), 100); } if (!$this->getParam('noViewRenderer') && !$helperBroker->hasPlugin('viewRenderer')) { $viewRenderer = $helperBroker->load('viewrenderer'); $helperBroker->getStack()->offsetSet(-80, $viewRenderer); } /** * Instantiate default request object (HTTP version) if none provided */ if (null !== $request) { $this->setRequest($request); } elseif ((null === $request) && (null === ($request = $this->getRequest()))) { $request = new Request\Http(); $this->setRequest($request); } /** * Set base URL of request object, if available */ if (is_callable(array($this->_request, 'setBaseUrl'))) { if (null !== $this->_baseUrl) { $this->_request->setBaseUrl($this->_baseUrl); } } /** * Instantiate default response object (HTTP version) if none provided */ if (null !== $response) { $this->setResponse($response); } elseif ((null === $this->_response) && (null === ($this->_response = $this->getResponse()))) { $response = new Response\Http(); $this->setResponse($response); } /** * Register request and response objects with plugin broker */ $this->_plugins ->setRequest($this->_request) ->setResponse($this->_response) ->setHelperBroker($helperBroker); /** * Initialize router */ $router = $this->getRouter(); $router->setParams($this->getParams()); /** * Initialize dispatcher */ $dispatcher = $this->getDispatcher(); $dispatcher->setParams($this->getParams()) ->setResponse($this->_response) ->setHelperBroker($helperBroker); // Begin dispatch try { /** * Route request to controller/action, if a router is provided */ /** * Notify plugins of router startup */ $this->_plugins->routeStartup($this->_request); try { $router->route($this->_request); } catch (\Exception $e) { if ($this->throwExceptions()) { throw $e; } $this->_response->setException($e); } /** * Notify plugins of router completion */ $this->_plugins->routeShutdown($this->_request); /** * Notify plugins of dispatch loop startup */ $this->_plugins->dispatchLoopStartup($this->_request); /** * Attempt to dispatch the controller/action. If the $this->_request * indicates that it needs to be dispatched, move to the next * action in the request. */ do { $this->_request->setDispatched(true); /** * Notify plugins of dispatch startup */ $this->_plugins->preDispatch($this->_request); /** * Skip requested action if preDispatch() has reset it */ if (!$this->_request->isDispatched()) { continue; } /** * Dispatch request */ try { $dispatcher->dispatch($this->_request, $this->_response); } catch (\Exception $e) { if ($this->throwExceptions()) { throw $e; } $this->_response->setException($e); } /** * Notify plugins of dispatch completion */ $this->_plugins->postDispatch($this->_request); } while (!$this->_request->isDispatched()); } catch (\Exception $e) { if ($this->throwExceptions()) { throw $e; } $this->_response->setException($e); } /** * Notify plugins of dispatch loop completion */ try { $this->_plugins->dispatchLoopShutdown(); } catch (\Exception $e) { if ($this->throwExceptions()) { throw $e; } $this->_response->setException($e); } if ($this->returnResponse()) { return $this->_response; } $this->_response->sendResponse(); }
/** * Retrieve response header * * @param \Zend\Controller\Response\AbstractResponse $response * @param string $header * @return string|null */ protected function _getHeader(Response\AbstractResponse $response, $header) { $headers = $response->sendHeaders(); $header = strtolower($header); if (array_key_exists($header, $headers)) { return $headers[$header]; } return null; }