class ForumNodeBreadcrumbBuilder

Breadcrumb builder for forum nodes.

Hierarchy

Expanded class hierarchy of ForumNodeBreadcrumbBuilder

1 file declares its use of ForumNodeBreadcrumbBuilder
ForumNodeBreadcrumbBuilderTest.php in core/modules/forum/tests/src/Unit/Breadcrumb/ForumNodeBreadcrumbBuilderTest.php
1 string reference to 'ForumNodeBreadcrumbBuilder'
forum.services.yml in core/modules/forum/forum.services.yml
core/modules/forum/forum.services.yml
1 service uses ForumNodeBreadcrumbBuilder
forum.breadcrumb.node in core/modules/forum/forum.services.yml
Drupal\forum\Breadcrumb\ForumNodeBreadcrumbBuilder

File

View on git.drupalcode.org

core/modules/forum/src/Breadcrumb/ForumNodeBreadcrumbBuilder.php, line 11

Namespace

Drupal\forum\Breadcrumb
View source 
class ForumNodeBreadcrumbBuilder extends ForumBreadcrumbBuilderBase {
  
  /**
   * {@inheritdoc}
   */
  public function applies(RouteMatchInterface $route_match) {
    return $route_match->getRouteName() == 'entity.node.canonical' && $route_match->getParameter('node') && $this->forumManager
      ->checkNodeType($route_match->getParameter('node'));
  }
  
  /**
   * {@inheritdoc}
   */
  public function build(RouteMatchInterface $route_match) {
    $breadcrumb = parent::build($route_match);
    $breadcrumb->addCacheContexts([
      'route',
    ]);
    $parents = $this->termStorage
      ->loadAllParents($route_match->getParameter('node')->forum_tid);
    if ($parents) {
      $parents = array_reverse($parents);
      foreach ($parents as $parent) {
        $breadcrumb->addCacheableDependency($parent);
        $breadcrumb->addLink(Link::createFromRoute($parent->label(), 'forum.page', [
          'taxonomy_term' => $parent->id(),
        ]));
      }
    }
    return $breadcrumb;
  }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
ForumBreadcrumbBuilderBase::$config protected property Configuration object for this builder.
ForumBreadcrumbBuilderBase::$entityTypeManager protected property The entity type manager.
ForumBreadcrumbBuilderBase::$forumManager protected property The forum manager service.
ForumBreadcrumbBuilderBase::$termStorage protected property The taxonomy term storage.
ForumBreadcrumbBuilderBase::__construct public function Constructs a forum breadcrumb builder object.
ForumNodeBreadcrumbBuilder::applies public function Whether this breadcrumb builder should be used to build the breadcrumb. Overrides BreadcrumbBuilderInterface::applies
ForumNodeBreadcrumbBuilder::build public function Builds the breadcrumb. Overrides ForumBreadcrumbBuilderBase::build
StringTranslationTrait::$stringTranslation protected property The string translation service. 3
StringTranslationTrait::formatPlural protected function Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals protected function Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation protected function Gets the string translation service.
StringTranslationTrait::setStringTranslation public function Sets the string translation service to use. 2
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.

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