CaptchaBundle/Controller/CaptchaController.php

38 lines
1.2 KiB
PHP

<?php
namespace Gregwar\CaptchaBundle\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;
/**
* Generates a captcha via a URL
*
* @author Jeremy Livingston <jeremy.j.livingston@gmail.com>
*/
class CaptchaController extends Controller
{
/**
* Action that is used to generate the captcha, save its code, and stream the image
*
* @param \Symfony\Component\HttpFoundation\Request $request
* @param string $key
*
* @return \Symfony\Component\HttpFoundation\Response
*/
public function generateCaptchaAction(Request $request, $key)
{
$options = $this->container->getParameter('gregwar_captcha.config');
if (!$options['as_url'] || !in_array($key, $options['valid_keys'])) {
return $this->createNotFoundException('Unable to generate a captcha via a URL without the proper configuration.');
}
/* @var \Gregwar\CaptchaBundle\Generator\CaptchaGenerator $generator */
$generator = $this->container->get('gregwar_captcha.generator');
return new Response($generator->generate($key, $options));
}
}