public function PhotosBreadcrumbBuilder::build in Album Photos 8.4

Builds the breadcrumb.

Parameters

\Drupal\Core\Routing\RouteMatchInterface $route_match: The current route match.

Return value

\Drupal\Core\Breadcrumb\Breadcrumb A breadcrumb.

Overrides BreadcrumbBuilderInterface::build

File

src/PhotosBreadcrumbBuilder.php, line 73

Class

PhotosBreadcrumbBuilder

Photos breadcrumb builder.

Namespace

Drupal\photos

Code

public function build(RouteMatchInterface $route_match) {
  $breadcrumb = new Breadcrumb();
  $breadcrumb
    ->addCacheContexts([
    'route',
  ]);

  // Home.
  $breadcrumb
    ->addLink(Link::createFromRoute($this
    ->t('Home'), '<front>'));
  $fid = $route_match
    ->getParameter('file');
  if ($fid) {

    // Recent images.
    $breadcrumb
      ->addLink(Link::createFromRoute($this
      ->t('Images'), 'photos.image.recent'));

    // Images by User.
    $uid = $this->connection
      ->query("SELECT uid FROM {file_managed} WHERE fid = :fid", [
      ':fid' => $fid,
    ])
      ->fetchField();
    $account = $this->entityTypeManager
      ->getStorage('user')
      ->load($uid);
    $username = $account
      ->getDisplayName();
    $breadcrumb
      ->addLink(Link::createFromRoute($this
      ->t('Images by :name', [
      ':name' => $username,
    ]), 'photos.user.images', [
      'user' => $uid,
    ]));

    // Album.
    $pid = $this->connection
      ->query("SELECT pid FROM {photos_image} WHERE fid = :fid", [
      ':fid' => $fid,
    ])
      ->fetchField();
    $node = $this->entityTypeManager
      ->getStorage('node')
      ->load($pid);
    $breadcrumb
      ->addLink(Link::createFromRoute($node
      ->getTitle(), 'photos.album', [
      'node' => $pid,
    ]));
  }
  return $breadcrumb;
}