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<?php |
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/* |
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* This file is part of Sulu. |
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* |
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* (c) Sulu GmbH |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Sulu\Bundle\ArticleBundle\Controller; |
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use Sulu\Bundle\ArticleBundle\Document\ArticleDocument; |
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use Sulu\Bundle\ArticleBundle\Document\ArticleInterface; |
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use Sulu\Bundle\ArticleBundle\Document\ArticlePageDocument; |
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use Sulu\Bundle\ArticleBundle\Resolver\ArticleContentResolverInterface; |
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use Sulu\Bundle\HttpCacheBundle\Cache\SuluHttpCache; |
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use Sulu\Bundle\PreviewBundle\Preview\Preview; |
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use Sulu\Bundle\WebsiteBundle\Resolver\TemplateAttributeResolverInterface; |
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use Symfony\Bundle\FrameworkBundle\Controller\AbstractController; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Exception\HttpException; |
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use Twig\Environment; |
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/** |
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* Handles articles. |
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*/ |
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class WebsiteArticleController extends AbstractController |
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{ |
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/** |
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* @var TemplateAttributeResolverInterface |
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*/ |
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private $templateAttributeResolver; |
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/** |
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* @var ArticleContentResolverInterface |
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*/ |
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private $articleContentResolver; |
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public function __construct( |
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TemplateAttributeResolverInterface $templateAttributeResolver, |
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ArticleContentResolverInterface $articleContentResolver |
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) { |
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$this->templateAttributeResolver = $templateAttributeResolver; |
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$this->articleContentResolver = $articleContentResolver; |
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} |
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/** |
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* Article index action. |
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* |
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* @param string $view |
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* @param int $pageNumber |
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* |
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* @return Response |
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*/ |
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public function indexAction(Request $request, ArticleInterface $object, $view, $pageNumber = 1, $preview = false, $partial = false) |
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{ |
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return $this->renderArticle($request, $object, $view, $pageNumber, $preview, $partial); |
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} |
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/** |
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* Render article with given view. |
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* |
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* @param string $view |
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* @param int $pageNumber |
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* @param array $attributes |
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* |
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* @return Response |
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*/ |
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protected function renderArticle(Request $request, ArticleInterface $object, $view, $pageNumber, $preview, $partial, $attributes = []) |
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{ |
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$object = $this->normalizeArticle($object); |
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$requestFormat = $request->getRequestFormat(); |
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$viewTemplate = $view . '.' . $requestFormat . '.twig'; |
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$content = $this->resolveArticle($object, $pageNumber); |
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$data = $this->templateAttributeResolver->resolve(array_merge($content, $attributes)); |
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try { |
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if ($partial) { |
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$response = $this->createResponse($request); |
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$response->setContent( |
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$this->renderBlock( |
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$viewTemplate, |
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'content', |
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$data |
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) |
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); |
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return $response; |
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} elseif ($preview) { |
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$parameters = [ |
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'previewParentTemplate' => $viewTemplate, |
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'previewContentReplacer' => Preview::CONTENT_REPLACER, |
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]; |
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return $this->render( |
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'@SuluWebsite/Preview/preview.html.twig', |
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array_merge($data, $parameters), |
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$this->createResponse($request) |
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); |
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} else { |
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return $this->render( |
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$viewTemplate, |
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$data, |
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$this->createResponse($request) |
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); |
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} |
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} catch (\InvalidArgumentException $exception) { |
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// template not found |
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throw new HttpException(406, 'Error encountered when rendering content', $exception); |
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} |
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} |
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/** |
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* Returns all the times the article-document. |
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* This is necessary because the preview system passes an article-page here. |
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* |
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* @return ArticleDocument |
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*/ |
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protected function normalizeArticle(ArticleInterface $object) |
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{ |
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if ($object instanceof ArticlePageDocument) { |
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return $object->getParent(); |
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} |
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return $object; |
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} |
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/** |
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* Serialize given article with page-number. |
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* |
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* @param int $pageNumber |
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* |
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* @return array |
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*/ |
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protected function resolveArticle(ArticleInterface $object, $pageNumber) |
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{ |
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return $this->articleContentResolver->resolve($object, $pageNumber); |
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} |
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/** |
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* Create response. |
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* |
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* @return Response |
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*/ |
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private function createResponse(Request $request) |
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{ |
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$response = new Response(); |
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$cacheLifetime = $request->attributes->get('_cacheLifetime'); |
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if ($cacheLifetime) { |
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$response->setPublic(); |
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$response->headers->set( |
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SuluHttpCache::HEADER_REVERSE_PROXY_TTL, |
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$cacheLifetime |
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); |
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$response->setMaxAge($this->getParameter('sulu_http_cache.cache.max_age')); |
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$response->setSharedMaxAge($this->getParameter('sulu_http_cache.cache.shared_max_age')); |
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} |
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// we need to set the content type ourselves here |
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// else symfony will use the accept header of the client and the page could be cached with false content-type |
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// see following symfony issue: https://github.com/symfony/symfony/issues/35694 |
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$mimeType = $request->getMimeType($request->getRequestFormat()); |
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if ($mimeType) { |
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$response->headers->set('Content-Type', $mimeType); |
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} |
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return $response; |
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} |
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protected function renderBlock($template, $block, $attributes = []) |
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{ |
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/** @var Environment $twig */ |
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$twig = $this->container->get('twig'); |
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$attributes = $twig->mergeGlobals($attributes); |
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$template = $twig->loadTemplate($template); |
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$level = ob_get_level(); |
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ob_start(); |
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try { |
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$rendered = $template->renderBlock($block, $attributes); |
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ob_end_clean(); |
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return $rendered; |
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} catch (\Exception $e) { |
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while (ob_get_level() > $level) { |
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ob_end_clean(); |
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} |
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throw $e; |
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} |
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} |
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public static function getSubscribedServices() |
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{ |
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return array_merge(parent::getSubscribedServices(), [ |
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'twig' => Environment::class, |
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]); |
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} |
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} |
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sulu /
SuluArticleBundle
