gistfile1.aw

<?php
namespace Khepin\UserValidatorBundle\Aop;

use CG\Proxy\MethodInterceptorInterface;
use CG\Proxy\MethodInvocation;
use Symfony\Component\Security\Core\SecurityContextInterface;
use Doctrine\Common\Annotations\Reader;
use Symfony\Component\Validator\Validator;
use Symfony\Component\HttpFoundation\Session\Session;
use Symfony\Bundle\FrameworkBundle\Routing\Router;
use Symfony\Component\HttpFoundation\RedirectResponse;

class Interceptor implements MethodInterceptorInterface
{
    public function __construct(...)
    {
        // Set all class properties
    }

    /**
     * Redirects the user to his profile page if his profile was found to not be complete yet.
     *
     * @param MethodInvocation $invocation
     * @return mixed|\Symfony\Component\HttpFoundation\RedirectResponse
     */
    public function intercept(MethodInvocation $invocation)
    {
        if(!$this->context->isGranted('ROLE_USER')){
            return $invocation->proceed();
        }
        $user = $this->context->getToken()->getUser();
        $annotation = $this->reader->getMethodAnnotation($invocation->reflection, self::$annotation_class);
        $errors = $this->validator->validate($user, $annotation->getValidationGroup());
        if(count($errors) > 0) {
            $this->session->getFlashBag()->add(
                'error',
                'We need some more info first.'
            );
            foreach($errors as $error){
                $this->session->getFlashBag()->add(
                    'warning',
                    $error->getPropertyPath() . ': ' . $error->getMessage()
                );
            }
            $redirect = $this->router->generate($annotation->getRoute());
            return new RedirectResponse($redirect);
        }

        return $invocation->proceed();
    }
}