/**
* @param Action $action
* @param Request $request
* @param array $data
* @param int $invoke_type
*
* @throws Http\Exception\UnauthorizedException
* @throws Http\Exception\NotFoundException
* @throws Exception
* @throws Http\Exception\ForbiddenException
* @return Http\Response
* @throws Http\Exception\ForbiddenException
*/
public static final function invoke(Action $action, Request $request, $data = array(), $invoke_type = self::INVOKE_NORMAL)
{
list($controller_class, $action_method) = explode('.', $action->getAction(), 2) + array(null, null);
if (!isset($action_method)) {
$action_method = Config::get('wave')->controller->default_method;
}
if (class_exists($controller_class, true) && method_exists($controller_class, $action_method)) {
/** @var \Wave\Controller $controller */
$controller = new $controller_class();
$controller->_action = $action;
$controller->_request = $request;
$controller->_response_method = $request->getFormat();
$controller->_invoke_method = $invoke_type;
switch ($controller->_request->getMethod()) {
case Request::METHOD_GET:
$controller->_is_get = true;
break;
case Request::METHOD_POST:
$controller->_is_post = true;
break;
}
$data = array_replace($controller->_request->getData(), $data);
$controller->_data = $data;
Hook::triggerAction('controller.before_init', array(&$controller));
$controller->init();
if ($invoke_type !== self::INVOKE_SUB_REQUEST && !$action->canRespondWith($request->getFormat())) {
throw new NotFoundException('The requested action ' . $action->getAction() . ' can not respond with ' . $request->getFormat() . '. (Accepts: ' . implode(', ', $action->getRespondsWith()) . ')', $request);
} else {
if (!$action->checkRequiredLevel($request)) {
throw new UnauthorizedException('You are not authorized to view this resource');
} else {
if ($action->needsValidation() && !$controller->inputValid($action->getValidationSchema($data))) {
return $controller->request();
}
}
}
Hook::triggerAction('controller.before_dispatch', array(&$controller));
$parameters = array();
foreach ($action->getMethodParameters() as $parameter) {
list($parameter_name, $parameter_type) = $parameter;
if (isset($controller->_cleaned[$parameter_name])) {
//Try first in validator output
$parameters[] = $controller->_cleaned[$parameter_name];
} elseif (isset($controller->_data[$parameter_name])) {
//Then if just using the passed data - there may be a legitimate use for this?
$parameters[] = $controller->_data[$parameter_name];
} elseif ($parameter_type === 'Wave\\Validator\\Result') {
//If the validator is requested, give it
$parameters[] = $controller->_cleaned;
} elseif ($parameter_type === get_class($request)) {
//If the request is requested, give it
$parameters[] = $request;
} else {
//Otherwise place hold. Could maybe get the default value during generation and pass that instead
$parameters[] = null;
}
}
try {
$response = call_user_func_array(array($controller, $action_method), $parameters);
} catch (InvalidInputException $e) {
$controller->_input_errors = $e->getViolations();
$response = $controller->request();
}
Hook::triggerAction('controller.after_dispatch', array(&$controller, &$response));
return $response;
} else {
throw new Exception('Could not invoke action ' . $action->getAction() . '. Method ' . $controller_class . '::' . $action_method . '() does not exist', Response::STATUS_SERVER_ERROR);
}
}
