public function render($controller, array $options = array())
{
$options = array_merge(array(
'attributes' => array(),
'query' => array(),
'ignore_errors' => !$this->container->getParameter('kernel.debug'),
'alt' => array(),
'standalone' => false,
'comment' => '',
), $options);
if (!is_array($options['alt'])) {
$options['alt'] = array($options['alt']);
}
if (null === $this->esiSupport) {
$this->esiSupport = $this->container->has('esi') && $this->container->get('esi')->hasSurrogateEsiCapability($this->container->get('request'));
}
if ($this->esiSupport && $options['standalone']) {
$uri = $this->generateInternalUri($controller, $options['attributes'], $options['query']);
$alt = '';
if ($options['alt']) {
$alt = $this->generateInternalUri($options['alt'][0], isset($options['alt'][1]) ? $options['alt'][1] : array(), isset($options['alt'][2]) ? $options['alt'][2] : array());
}
return $this->container->get('esi')->renderIncludeTag($uri, $alt, $options['ignore_errors'], $options['comment']);
}
$request = $this->container->get('request');
// controller or URI?
if (0 === strpos($controller, '/')) {
$subRequest = Request::create($controller, 'get', array(), $request->cookies->all(), array(), $request->server->all());
$subRequest->setSession($request->getSession());
} else {
$options['attributes']['_controller'] = $controller;
$options['attributes']['_format'] = $request->getRequestFormat();
$options['attributes']['_route'] = '_internal';
$subRequest = $request->duplicate($options['query'], null, $options['attributes']);
}
try {
$response = $this->handle($subRequest, HttpKernelInterface::SUB_REQUEST, false);
if (!$response->isSuccessful()) {
throw new \RuntimeException(sprintf('Error when rendering "%s" (Status code is %s).', $request->getUri(), $response->getStatusCode()));
}
return $response->getContent();
} catch (\Exception $e) {
if ($options['alt']) {
$alt = $options['alt'];
unset($options['alt']);
$options['attributes'] = isset($alt[1]) ? $alt[1] : array();
$options['query'] = isset($alt[2]) ? $alt[2] : array();
return $this->render($alt[0], $options);
}
if (!$options['ignore_errors']) {
throw $e;
}
}
} public function testExceptionInSubRequestsDoesNotMangleOutputBuffers()
{
if (version_compare(phpversion(), '5.3.3', '<')) {
$this->markTestSkipped('Test fails with PHP 5.3.2 due to https://bugs.php.net/bug.php?id=50563');
}
$request = new Request();
$container = $this->getMock('Symfony\\Component\\DependencyInjection\\ContainerInterface');
$container->expects($this->at(0))->method('getParameter')->with($this->equalTo('kernel.debug'))->will($this->returnValue(false));
$container->expects($this->at(1))->method('has')->with($this->equalTo('esi'))->will($this->returnValue(false));
$container->expects($this->at(2))->method('get')->with($this->equalTo('request'))->will($this->returnValue($request));
$dispatcher = new EventDispatcher();
$resolver = $this->getMock('Symfony\\Component\\HttpKernel\\Controller\\ControllerResolverInterface');
$resolver->expects($this->once())->method('getController')->will($this->returnValue(function () {
ob_start();
echo 'bar';
throw new \RuntimeException();
}));
$resolver->expects($this->once())->method('getArguments')->will($this->returnValue(array()));
$kernel = new HttpKernel($dispatcher, $container, $resolver);
// simulate a main request with output buffering
ob_start();
echo 'Foo';
// simulate a sub-request with output buffering and an exception
$kernel->render('/');
$this->assertEquals('Foo', ob_get_clean());
}
