Online PHP editor | refs for 13HmN

<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Bundle\TwigBundle\Controller; use Symfony\Bundle\FrameworkBundle\Templating\TemplateReference; use Symfony\Component\Debug\Exception\FlattenException; use Symfony\Component\HttpKernel\Log\DebugLoggerInterface; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpFoundation\Response; /** * ExceptionController. * * @author Fabien Potencier <fabien@symfony.com> */ class ExceptionController { protected $twig; protected $debug; public function __construct(\Twig_Environment $twig, $debug) { $this->twig = $twig; $this->debug = $debug; } /** * Converts an Exception to a Response. * * @param Request $request The request * @param FlattenException $exception A FlattenException instance * @param DebugLoggerInterface $logger A DebugLoggerInterface instance * @param string $_format The format to use for rendering (html, xml, ...) * * @return Response * * @throws \InvalidArgumentException When the exception template does not exist */ public function showAction(Request $request, FlattenException $exception, DebugLoggerInterface $logger = null, $_format = 'html') { $currentContent = $this->getAndCleanOutputBuffering($request->headers->get('X-Php-Ob-Level', -1)); $code = $exception->getStatusCode(); return new Response($this->twig->render( $this->findTemplate($request, $_format, $code, $this->debug), array( 'status_code' => $code, 'status_text' => isset(Response::$statusTexts[$code]) ? Response::$statusTexts[$code] : '', 'exception' => $exception, 'logger' => $logger, 'currentContent' => $currentContent, ) )); } /** * @param integer $startObLevel * * @return string */ protected function getAndCleanOutputBuffering($startObLevel) { // ob_get_level() never returns 0 on some Windows configurations, so if // the level is the same two times in a row, the loop should be stopped. $previousObLevel = null; $currentContent = ''; while (($obLevel = ob_get_level()) > $startObLevel && $obLevel !== $previousObLevel) { $previousObLevel = $obLevel; $currentContent .= ob_get_clean(); } return $currentContent; } /** * @param Request $request * @param string $format * @param integer $code An HTTP response status code * @param Boolean $debug * * @return TemplateReference */ protected function findTemplate(Request $request, $format, $code, $debug) { $name = $debug ? 'exception' : 'error'; if ($debug && 'html' == $format) { $name = 'exception_full'; } // when not in debug, try to find a template for the specific HTTP status code and format if (!$debug) { $template = new TemplateReference('TwigBundle', 'Exception', $name.$code, $format, 'twig'); if ($this->templateExists($template)) { return $template; } } // try to find a template for the given format $template = new TemplateReference('TwigBundle', 'Exception', $name, $format, 'twig'); if ($this->templateExists($template)) { return $template; } // default to a generic HTML exception $request->setRequestFormat('html'); return new TemplateReference('TwigBundle', 'Exception', $name, 'html', 'twig'); } // to be removed when the minimum required version of Twig is >= 2.0 protected function templateExists($template) { $loader = $this->twig->getLoader(); if ($loader instanceof \Twig_ExistsLoaderInterface) { return $loader->exists($template); } try { $loader->getSource($template); return true; } catch (\Twig_Error_Loader $e) { } return false; } } class ExceptionController2 extends ExceptionController { /** * Converts an Exception to a Response. * * @param Request $request The request * @param FlattenException $exception A FlattenException instance * @param DebugLoggerInterface $logger A DebugLoggerInterface instance * @param string $_format The format to use for rendering (html, xml, ...) * * @return Response * * @throws \InvalidArgumentException When the exception template does not exist */ public function showAction(Request $request, FlattenException $exception, DebugLoggerInterface $logger = null, $_format = 'html') { $currentContent = $this->getAndCleanOutputBuffering($request->headers->get('X-Php-Ob-Level', -1)); $code = $exception->getStatusCode(); return new Response($this->twig->render( $this->findTemplate($request, $_format, $code, $this->debug), array( 'status_code' => $code, 'status_text' => isset(Response::$statusTexts[$code]) ? Response::$statusTexts[$code] : '', 'exception' => $exception, 'logger' => $logger, 'currentContent' => $currentContent, ) )); } }