/**
* Set a userland parameter
*
* Uses $key to set a userland parameter. If $key is an alias, the actual
* key will be retrieved and used to set the parameter.
*
* @param mixed $key
* @param mixed $value
* @return EvHttp_Controller_Request_Http
*/
public function setParam($key, $value)
{
$key = null !== ($alias = $this->getAlias($key)) ? $alias : $key;
parent::setParam($key, $value);
return $this;
}
/**
* postDispatch() plugin hook -- check for exceptions and dispatch error
* handler if necessary
*
* If the 'noErrorHandler' front controller flag has been set,
* returns early.
*
* @param EvHttp_Controller_Request_Abstract $request
* @return void
*/
public function postDispatch(EvHttp_Controller_Request_Abstract $request)
{
$frontController = EvHttp_Controller_Front::getInstance();
if ($frontController->getParam('noErrorHandler')) {
return;
}
$response = $this->getResponse();
if ($this->_isInsideErrorHandlerLoop) {
$exceptions = $response->getException();
if (count($exceptions) > $this->_exceptionCountAtFirstEncounter) {
// Exception thrown by error handler; tell the front controller to throw it
$frontController->throwExceptions(true);
throw array_pop($exceptions);
}
}
// check for an exception AND allow the error handler controller the option to forward
if ($response->isException() && !$this->_isInsideErrorHandlerLoop) {
$this->_isInsideErrorHandlerLoop = true;
// Get exception information
$error = new ArrayObject(array(), ArrayObject::ARRAY_AS_PROPS);
$exceptions = $response->getException();
$exception = $exceptions[0];
$exceptionType = get_class($exception);
$error->exception = $exception;
switch ($exceptionType) {
case 'EvHttp_Controller_Dispatcher_Exception':
$error->type = self::EXCEPTION_NO_CONTROLLER;
break;
case 'EvHttp_Controller_Action_Exception':
if (404 == $exception->getCode()) {
$error->type = self::EXCEPTION_NO_ACTION;
} else {
$error->type = self::EXCEPTION_OTHER;
}
break;
default:
$error->type = self::EXCEPTION_OTHER;
break;
}
// Keep a copy of the original request
$error->request = clone $request;
// get a count of the number of exceptions encountered
$this->_exceptionCountAtFirstEncounter = count($exceptions);
// Forward to the error handler
$request->setParam('error_handler', $error)->setModuleName($this->getErrorHandlerModule())->setControllerName($this->getErrorHandlerController())->setActionName($this->getErrorHandlerAction())->setDispatched(false);
}
}
