Drahak\Restful\Application\UI\ResourcePresenter::checkRequirements PHP Method

    public function checkRequirements($element)
    {
        try {
            parent::checkRequirements($element);
        } catch (Application\ForbiddenRequestException $e) {
            $this->sendErrorResource($e);
        }
        // Try to authenticate client
        try {
            $this->authentication->authenticate($this->getInput());
        } catch (SecurityException $e) {
            $this->sendErrorResource($e);
        }
    }