/**
* 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 $params
* @return string
*/
public function action($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 = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer');
Zend_Controller_Action_HelperBroker::addHelper(clone $viewRendererObj);
$this->request->setParams($params)
->setModuleName($module)
->setControllerName($controller)
->setActionName($action)
->setDispatched(true);
$this->dispatcher->dispatch($this->request, $this->response);
// reset the viewRenderer object to it's original state
Zend_Controller_Action_HelperBroker::addHelper($viewRendererObj);
if (!$this->request->isDispatched()
|| $this->response->isRedirect())
{
// forwards and redirects render nothing
return '';
}
$return = $this->response->getBody();
$this->resetObjects();
return $return;
}
public function run(Zend_Controller_Response_Abstract $response = null)
{
$args = array($this);
$this->runCallback(self::CB_BEFORE_RUN, $args);
if ($response === null) {
$response = new Zend_Controller_Response_Http();
}
$this->response = $response;
$action = $this->getCurrentAction();
$this->request->setActionName($action);
ob_start();
$this->actionRun($action);
if ($this->response->isRedirect() && $this->completeRequest->isXmlHttpRequest()) {
$url = null;
foreach ($response->getHeaders() as $header) {
if ($header['name'] == 'Location') {
$url = $header['value'];
}
}
$code = $response->getHttpResponseCode();
// change request to ajax response
$response->clearAllHeaders();
$response->clearBody();
$response->setHttpResponseCode(200);
$response->setHeader("Content-Type", "application/json; charset=UTF-8", true);
$response->setBody(Am_Controller::getJson(array('ngrid-redirect' => $url, 'status' => $code)));
//throw new Am_Exception_Redirect($url);
} else {
$response->appendBody(ob_get_clean());
}
unset($this->response);
return $response;
}
