66 lines
1.7 KiB
PHP
66 lines
1.7 KiB
PHP
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<?php
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/**
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* @file
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* Contains \Drupal\comment\CommentBreadcrumbBuilder.
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*/
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namespace Drupal\comment;
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use Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface;
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use Drupal\Core\Entity\EntityManagerInterface;
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use Drupal\Core\Link;
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use Drupal\Core\Routing\RouteMatchInterface;
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use Drupal\Core\StringTranslation\StringTranslationTrait;
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/**
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* Class to define the comment breadcrumb builder.
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*/
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class CommentBreadcrumbBuilder implements BreadcrumbBuilderInterface {
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use StringTranslationTrait;
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/**
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* The comment storage.
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*
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* @var \Drupal\Core\Entity\EntityStorageInterface
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*/
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protected $storage;
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/**
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* Constructs the CommentBreadcrumbBuilder.
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*
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* @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
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* The entity manager.
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*/
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public function __construct(EntityManagerInterface $entity_manager) {
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$this->storage = $entity_manager->getStorage('comment');
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}
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/**
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* {@inheritdoc}
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*/
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public function applies(RouteMatchInterface $route_match) {
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return $route_match->getRouteName() == 'comment.reply' && $route_match->getParameter('entity');
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}
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/**
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* {@inheritdoc}
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*/
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public function build(RouteMatchInterface $route_match) {
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$breadcrumb = [Link::createFromRoute($this->t('Home'), '<front>')];
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$entity = $route_match->getParameter('entity');
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$breadcrumb[] = new Link($entity->label(), $entity->urlInfo());
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if (($pid = $route_match->getParameter('pid')) && ($comment = $this->storage->load($pid))) {
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/** @var \Drupal\comment\CommentInterface $comment */
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// Display link to parent comment.
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// @todo Clean-up permalink in https://www.drupal.org/node/2198041
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$breadcrumb[] = new Link($comment->getSubject(), $comment->urlInfo());
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}
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return $breadcrumb;
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}
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}
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