Chris@14: <?php
Chris@14: 
Chris@14: namespace Drupal\media;
Chris@14: 
Chris@14: use Drupal\Core\Datetime\DateFormatterInterface;
Chris@14: use Drupal\Core\Entity\EntityInterface;
Chris@14: use Drupal\Core\Entity\EntityListBuilder;
Chris@14: use Drupal\Core\Entity\EntityStorageInterface;
Chris@14: use Drupal\Core\Entity\EntityTypeInterface;
Chris@14: use Drupal\Core\Language\LanguageManagerInterface;
Chris@14: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@14: 
Chris@14: /**
Chris@14:  * Provides a listing of media items.
Chris@14:  */
Chris@14: class MediaListBuilder extends EntityListBuilder {
Chris@14: 
Chris@14:   /**
Chris@14:    * The date formatter service.
Chris@14:    *
Chris@14:    * @var \Drupal\Core\Datetime\DateFormatterInterface
Chris@14:    */
Chris@14:   protected $dateFormatter;
Chris@14: 
Chris@14:   /**
Chris@14:    * The language manager service.
Chris@14:    *
Chris@14:    * @var \Drupal\Core\Language\LanguageManagerInterface
Chris@14:    */
Chris@14:   protected $languageManager;
Chris@14: 
Chris@14:   /**
Chris@14:    * Indicates whether the 'thumbnail' image style exists.
Chris@14:    *
Chris@14:    * @var bool
Chris@14:    */
Chris@14:   protected $thumbnailStyleExists = FALSE;
Chris@14: 
Chris@14:   /**
Chris@14:    * Constructs a new MediaListBuilder object.
Chris@14:    *
Chris@14:    * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
Chris@14:    *   The entity type definition.
Chris@14:    * @param \Drupal\Core\Entity\EntityStorageInterface $storage
Chris@14:    *   The entity storage class.
Chris@14:    * @param \Drupal\Core\Datetime\DateFormatterInterface $date_formatter
Chris@14:    *   The date formatter service.
Chris@14:    * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
Chris@14:    *   The language manager service.
Chris@14:    * @param \Drupal\Core\Entity\EntityStorageInterface $image_style_storage
Chris@14:    *   The entity storage class for image styles.
Chris@14:    */
Chris@14:   public function __construct(EntityTypeInterface $entity_type, EntityStorageInterface $storage, DateFormatterInterface $date_formatter, LanguageManagerInterface $language_manager, EntityStorageInterface $image_style_storage) {
Chris@14:     parent::__construct($entity_type, $storage);
Chris@14: 
Chris@14:     $this->dateFormatter = $date_formatter;
Chris@14:     $this->languageManager = $language_manager;
Chris@14:     $this->thumbnailStyleExists = !empty($image_style_storage->load('thumbnail'));
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * {@inheritdoc}
Chris@14:    */
Chris@14:   public static function createInstance(ContainerInterface $container, EntityTypeInterface $entity_type) {
Chris@18:     $entity_type_manager = $container->get('entity_type.manager');
Chris@14:     return new static(
Chris@14:       $entity_type,
Chris@18:       $entity_type_manager->getStorage($entity_type->id()),
Chris@14:       $container->get('date.formatter'),
Chris@14:       $container->get('language_manager'),
Chris@18:       $entity_type_manager->getStorage('image_style')
Chris@14:     );
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * {@inheritdoc}
Chris@14:    */
Chris@14:   public function buildHeader() {
Chris@14:     $header = [];
Chris@14:     if ($this->thumbnailStyleExists) {
Chris@14:       $header['thumbnail'] = [
Chris@14:         'data' => $this->t('Thumbnail'),
Chris@14:         'class' => [RESPONSIVE_PRIORITY_LOW],
Chris@14:       ];
Chris@14:     }
Chris@14:     $header += [
Chris@14:       'name' => $this->t('Media Name'),
Chris@14:       'type' => [
Chris@14:         'data' => $this->t('Type'),
Chris@14:         'class' => [RESPONSIVE_PRIORITY_MEDIUM],
Chris@14:       ],
Chris@14:       'author' => [
Chris@14:         'data' => $this->t('Author'),
Chris@14:         'class' => [RESPONSIVE_PRIORITY_LOW],
Chris@14:       ],
Chris@14:       'status' => $this->t('Status'),
Chris@14:       'changed' => [
Chris@14:         'data' => $this->t('Updated'),
Chris@14:         'class' => [RESPONSIVE_PRIORITY_LOW],
Chris@14:       ],
Chris@14:     ];
Chris@14:     // Enable language column if multiple languages are added.
Chris@14:     if ($this->languageManager->isMultilingual()) {
Chris@14:       $header['language'] = [
Chris@14:         'data' => $this->t('Language'),
Chris@14:         'class' => [RESPONSIVE_PRIORITY_LOW],
Chris@14:       ];
Chris@14:     }
Chris@14:     return $header + parent::buildHeader();
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * {@inheritdoc}
Chris@14:    */
Chris@14:   public function buildRow(EntityInterface $entity) {
Chris@14:     /** @var \Drupal\media\MediaInterface $entity */
Chris@14:     if ($this->thumbnailStyleExists) {
Chris@14:       $row['thumbnail'] = [];
Chris@17:       if ($thumbnail_uri = $entity->getSource()->getMetadata($entity, 'thumbnail_uri')) {
Chris@14:         $row['thumbnail']['data'] = [
Chris@14:           '#theme' => 'image_style',
Chris@14:           '#style_name' => 'thumbnail',
Chris@17:           '#uri' => $thumbnail_uri,
Chris@14:           '#height' => 50,
Chris@14:         ];
Chris@14:       }
Chris@14:     }
Chris@14:     $row['name']['data'] = [
Chris@14:       '#type' => 'link',
Chris@14:       '#title' => $entity->label(),
Chris@14:       '#url' => $entity->toUrl(),
Chris@14:     ];
Chris@14:     $row['type'] = $entity->bundle->entity->label();
Chris@14:     $row['author']['data'] = [
Chris@14:       '#theme' => 'username',
Chris@14:       '#account' => $entity->getOwner(),
Chris@14:     ];
Chris@14:     $row['status'] = $entity->isPublished() ? $this->t('Published') : $this->t('Unpublished');
Chris@14:     $row['changed'] = $this->dateFormatter->format($entity->getChangedTime(), 'short');
Chris@14: 
Chris@14:     if ($this->languageManager->isMultilingual()) {
Chris@14:       $row['language'] = $this->languageManager->getLanguageName($entity->language()->getId());
Chris@14:     }
Chris@14:     return $row + parent::buildRow($entity);
Chris@14:   }
Chris@14: 
Chris@14:   /**
Chris@14:    * {@inheritdoc}
Chris@14:    */
Chris@14:   protected function getEntityIds() {
Chris@14:     $query = $this->getStorage()->getQuery()
Chris@14:       ->sort('changed', 'DESC');
Chris@14: 
Chris@14:     // Only add the pager if a limit is specified.
Chris@14:     if ($this->limit) {
Chris@14:       $query->pager($this->limit);
Chris@14:     }
Chris@14:     return $query->execute();
Chris@14:   }
Chris@14: 
Chris@14: }