PhotosAlbumsRecentController.php in Album Photos 8.4

Namespace

Drupal\photos\Controller

File

src/Controller/PhotosAlbumsRecentController.php

<?php

namespace Drupal\photos\Controller;

use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Database\Connection;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Render\RendererInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * View recent albums.
 */
class PhotosAlbumsRecentController extends ControllerBase {

  /**
   * The database connection.
   *
   * @var \Drupal\Core\Database\Connection
   */
  protected $connection;

  /**
   * The entity manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * The renderer.
   *
   * @var \Drupal\Core\Render\RendererInterface
   */
  protected $renderer;

  /**
   * Constructor.
   *
   * @param \Drupal\Core\Database\Connection $connection
   *   The database connection.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_manager
   *   The entity manager service.
   * @param \Drupal\Core\Render\RendererInterface $renderer
   *   The renderer.
   */
  public function __construct(Connection $connection, EntityTypeManagerInterface $entity_manager, RendererInterface $renderer) {
    $this->connection = $connection;
    $this->entityTypeManager = $entity_manager;
    $this->renderer = $renderer;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('database'), $container
      ->get('entity_type.manager'), $container
      ->get('renderer'));
  }

  /**
   * Returns content for recent albums.
   *
   * @return array
   *   An array containing markup for the page content.
   */
  public function contentOverview() {

    // @todo a lot of duplicate code can be consolidated in these controllers.
    $query = $this->connection
      ->select('node', 'n')
      ->extend('Drupal\\Core\\Database\\Query\\PagerSelectExtender');
    $query
      ->join('photos_album', 'p', 'p.pid = n.nid');
    $query
      ->fields('n', [
      'nid',
    ]);
    $query
      ->orderBy('n.nid', 'DESC');
    $query
      ->limit(10);
    $query
      ->addTag('node_access');
    $results = $query
      ->execute();
    $output = '';
    foreach ($results as $result) {
      $node = $this->entityTypeManager
        ->getStorage('node')
        ->load($result->nid);
      $node_view = $this->entityTypeManager
        ->getViewBuilder('node')
        ->view($node, 'full');
      $output .= $this->renderer
        ->render($node_view);
    }
    if ($output) {
      $pager = [
        '#type' => 'pager',
      ];
      $output .= $this->renderer
        ->render($pager);
    }
    else {
      $output .= $this
        ->t('No albums have been created yet.');
    }
    return [
      '#markup' => $output,
    ];
  }

}

Classes

Name	Description
PhotosAlbumsRecentController	View recent albums.