PHP code example of guhemama / http-precondition-bundle

1. Go to this page and download the library: Download guhemama/http-precondition-bundle library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

guhemama / http-precondition-bundle example snippets




namespace App\Controller;

use Guhemama\HttpPreconditionBundle\Annotations\Precondition;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\Routing\Annotation\Route;

class QuestionController extends AbstractController
{
    #[Precondition(expr: "1+1 > 2")]
    #[Route('/question')]
    public function index(): JsonResponse
    {
        return $this->json(['answer' => 42]);
    }
}




use App\Entity\Question;
use Guhemama\HttpPreconditionBundle\Annotations\Precondition;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Bridge\Doctrine\Attribute\MapEntity;

class QuestionController extends AbstractController
{
    #[Precondition(expr: '!question.isAnswered()', message: 'Cannot answer an already answered question.', payload: ['error' => 'QUESTION_ALREADY_ANSWERED'])]
    #[Route(path: '/question/{id}', methods: ['POST'])]
    public function update(
        #[MapEntity(Question::class)] Question $question
    ): Response
    {
        return new JsonResponse($question);
    }
}