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removed the dependency on the container for exception handling

This commit is contained in:
Fabien Potencier 2012-12-13 15:44:37 +01:00
parent 2f4ac5e3d1
commit 35d63df044
7 changed files with 62 additions and 33 deletions
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1
src/Symfony/Bundle/TwigBundle/CHANGELOG.md
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@ -4,6 +4,7 @@ CHANGELOG
2.2.0
-----
* moved the exception controller to be a service (`twig.controller.exception:showAction` vs `Symfony\\Bundle\\TwigBundle\\Controller\\ExceptionController::showAction`)
* added support for multiple loaders via the "twig.loader" tag.
* added automatic registration of namespaced paths for registered bundles
* added support for namespaced paths

46
src/Symfony/Bundle/TwigBundle/Controller/ExceptionController.php
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@ -13,9 +13,9 @@ namespace Symfony\Bundle\TwigBundle\Controller;
use Symfony\Bundle\FrameworkBundle\Templating\EngineInterface;
use Symfony\Bundle\FrameworkBundle\Templating\TemplateReference;
use Symfony\Component\DependencyInjection\ContainerAware;
use Symfony\Component\HttpKernel\Exception\FlattenException;
use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
/**
@ -23,8 +23,17 @@ use Symfony\Component\HttpFoundation\Response;
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ExceptionController extends ContainerAware
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.
*
@ -36,17 +45,16 @@ class ExceptionController extends ContainerAware
*
* @throws \InvalidArgumentException When the exception template does not exist
*/
public function showAction(FlattenException $exception, DebugLoggerInterface $logger = null, $format = 'html')
public function showAction(Request $request, FlattenException $exception, DebugLoggerInterface $logger = null, $format = 'html')
{
$this->container->get('request')->setRequestFormat($format);
$request->setRequestFormat($format);
$currentContent = $this->getAndCleanOutputBuffering();
$currentContent = $this->getAndCleanOutputBuffering($request->headers->get('X-Php-Ob-Level', -1));
$templating = $this->container->get('templating');
$code = $exception->getStatusCode();
return $templating->renderResponse(
$this->findTemplate($templating, $format, $code, $this->container->get('kernel')->isDebug()),
return new Response($this->twig->render(
$this->findTemplate($request, $format, $code, $this->debug),
array(
'status_code' => $code,
'status_text' => isset(Response::$statusTexts[$code]) ? Response::$statusTexts[$code] : '',
@ -54,19 +62,17 @@ class ExceptionController extends ContainerAware
'logger' => $logger,
'currentContent' => $currentContent,
)
);
));
}
/**
* @return string
*/
protected function getAndCleanOutputBuffering()
protected function getAndCleanOutputBuffering($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;
$startObLevel = $this->container->get('request')->headers->get('X-Php-Ob-Level', -1);
$currentContent = '';
while (($obLevel = ob_get_level()) > $startObLevel && $obLevel !== $previousObLevel) {
@ -78,14 +84,14 @@ class ExceptionController extends ContainerAware
}
/**
* @param EngineInterface $templating
* @param string $format
* @param integer $code An HTTP response status code
* @param Boolean $debug
* @param Request $request
* @param string $format
* @param integer $code An HTTP response status code
* @param Boolean $debug
*
* @return TemplateReference
*/
protected function findTemplate($templating, $format, $code, $debug)
protected function findTemplate(Request $request, $format, $code, $debug)
{
$name = $debug ? 'exception' : 'error';
if ($debug && 'html' == $format) {
@ -95,19 +101,19 @@ class ExceptionController extends ContainerAware
// when not in debug, try to find a template for the specific HTTP status code and format
if (!$debug) {
$template = new TemplateReference('TwigBundle', 'Exception', $name.$code, $format, 'twig');
if ($templating->exists($template)) {
if ($this->twig->getLoader()->exists($template)) {
return $template;
}
}
// try to find a template for the given format
$template = new TemplateReference('TwigBundle', 'Exception', $name, $format, 'twig');
if ($templating->exists($template)) {
if ($this->twig->getLoader()->exists($template)) {
return $template;
}
// default to a generic HTML exception
$this->container->get('request')->setRequestFormat('html');
$request->setRequestFormat('html');
return new TemplateReference('TwigBundle', 'Exception', $name, 'html', 'twig');
}

2
src/Symfony/Bundle/TwigBundle/DependencyInjection/Configuration.php
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@ -34,7 +34,7 @@ class Configuration implements ConfigurationInterface
$rootNode
->children()
->scalarNode('exception_controller')->defaultValue('Symfony\\Bundle\\TwigBundle\\Controller\\ExceptionController::showAction')->end()
->scalarNode('exception_controller')->defaultValue('twig.controller.exception:showAction')->end()
->end()
;

6
src/Symfony/Bundle/TwigBundle/Resources/config/twig.xml
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@ -21,6 +21,7 @@
<parameter key="twig.form.renderer.class">Symfony\Bridge\Twig\Form\TwigRenderer</parameter>
<parameter key="twig.translation.extractor.class">Symfony\Bridge\Twig\Translation\TwigExtractor</parameter>
<parameter key="twig.exception_listener.class">Symfony\Component\HttpKernel\EventListener\ExceptionListener</parameter>
<parameter key="twig.controller.exception.class">Symfony\Bundle\TwigBundle\Controller\ExceptionController</parameter>
</parameters>
<services>
@ -111,5 +112,10 @@
<argument>%twig.exception_listener.controller%</argument>
<argument type="service" id="logger" on-invalid="null" />
</service>
<service id="twig.controller.exception" class="%twig.controller.exception.class%">
<argument type="service" id="twig" />
<argument>%kernel.debug%</argument>
</service>
</services>
</container>

32
src/Symfony/Bundle/WebProfilerBundle/Controller/ExceptionController.php
View File

@ -12,27 +12,37 @@
namespace Symfony\Bundle\WebProfilerBundle\Controller;
use Symfony\Component\HttpKernel\Exception\FlattenException;
use Symfony\Component\HttpKernel\Log\DebugLoggerInterface;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Bundle\TwigBundle\Controller\ExceptionController as BaseExceptionController;
/**
* ExceptionController.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class ExceptionController extends BaseExceptionController
class ExceptionController
{
/**
* {@inheritdoc}
*/
public function showAction(FlattenException $exception, DebugLoggerInterface $logger = null, $format = 'html')
protected $twig;
protected $debug;
public function __construct(\Twig_Environment $twig, $debug)
{
$this->twig = $twig;
$this->debug = $debug;
}
/**
* Converts an Exception to a Response.
*
* @param FlattenException $exception A FlattenException instance
*
* @return Response
*/
public function showAction(FlattenException $exception)
{
$template = $this->container->get('kernel')->isDebug() ? 'exception' : 'error';
$code = $exception->getStatusCode();
return $this->container->get('templating')->renderResponse(
'TwigBundle:Exception:'.$template.'.html.twig',
return new Response($this->twig->render(
'@Twig/Exception/'.($this->debug ? 'exception' : 'error').'.html.twig',
array(
'status_code' => $code,
'status_text' => Response::$statusTexts[$code],
@ -40,6 +50,6 @@ class ExceptionController extends BaseExceptionController
'logger' => null,
'currentContent' => '',
)
);
));
}
}

6
src/Symfony/Bundle/WebProfilerBundle/Resources/config/profiler.xml
View File

@ -7,6 +7,7 @@
<parameters>
<parameter key="web_profiler.controller.profiler.class">Symfony\Bundle\WebProfilerBundle\Controller\ProfilerController</parameter>
<parameter key="web_profiler.controller.router.class">Symfony\Bundle\WebProfilerBundle\Controller\RouterController</parameter>
<parameter key="web_profiler.controller.exception.class">Symfony\Bundle\WebProfilerBundle\Controller\ExceptionController</parameter>
</parameters>
<services>
@ -23,5 +24,10 @@
<argument type="service" id="twig" />
<argument type="service" id="router" on-invalid="null" />
</service>
<service id="web_profiler.controller.exception" class="%web_profiler.controller.exception.class%">
<argument type="service" id="twig" />
<argument>%kernel.debug%</argument>
</service>
</services>
</container>

2
src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/exception.html.twig
View File

@ -28,7 +28,7 @@
</p>
{% else %}
<div class="sf-reset">
{% render 'WebProfilerBundle:Exception:show' with { 'exception': collector.exception, 'format': 'html' } %}
{% render 'web_profiler.controller.exception:showAction' with { 'exception': collector.exception, 'format': 'html' } %}
</div>
{% endif %}
{% endblock %}