/**
* Load a component and dispatch the request to it
*/
public function dispatch(midgardmvc_core_request $request)
{
$route = $request->get_route();
$argv_str = preg_replace('%/{2,}%', '/', '/' . implode('/', $request->get_arguments()) . '/');
$query = $request->get_query();
$arguments = $route->check_match($argv_str, $query);
if (is_null($arguments)) {
throw new midgardmvc_exception_notfound('Selected route ' . $route->id . ' doesn\'t match current URL ' . $request->get_path());
}
// Initialize controller and pass it the request object
$controller_class = $route->controller;
$controller = new $controller_class($request);
// Define the action method for the route_id
$request_method = $request->get_method();
$action_method = "{$request_method}_{$route->action}";
if ($request_method == 'head') {
// HEAD is like GET but returns no data
$action_method = "get_{$route->action}";
}
// Run the route and set appropriate data
try {
$controller->data = array();
if (!method_exists($controller, $action_method)) {
throw new midgardmvc_exception_httperror("{$request_method} method not allowed", 405);
}
$controller->{$action_method}($arguments);
} catch (Exception $e) {
// Read controller's returned data to context before carrying on with exception handling
$this->data_to_request($request, $controller->data);
throw $e;
}
$this->data_to_request($request, $controller->data);
}
