public function TrackerController::buildContent in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/tracker/src/Controller/TrackerController.php \Drupal\tracker\Controller\TrackerController::buildContent()

Builds content for the tracker controllers.

Parameters

\Drupal\user\UserInterface|null $user: (optional) The user account.

Return value

array The render array.

1 string reference to 'TrackerController::buildContent'

tracker.routing.yml in core/modules/tracker/tracker.routing.yml

core/modules/tracker/tracker.routing.yml

File

core/modules/tracker/src/Controller/TrackerController.php, line 131

Class

TrackerController

Controller for tracker pages.

Namespace

Drupal\tracker\Controller

Code

public function buildContent(UserInterface $user = NULL) {
  if ($user) {
    $query = $this->database
      ->select('tracker_user', 't')
      ->extend(PagerSelectExtender::class)
      ->addMetaData('base_table', 'tracker_user')
      ->condition('t.uid', $user
      ->id());
  }
  else {
    $query = $this->databaseReplica
      ->select('tracker_node', 't')
      ->extend(PagerSelectExtender::class)
      ->addMetaData('base_table', 'tracker_node');
  }

  // This array acts as a placeholder for the data selected later
  // while keeping the correct order.
  $tracker_data = $query
    ->addTag('node_access')
    ->fields('t', [
    'nid',
    'changed',
  ])
    ->condition('t.published', 1)
    ->orderBy('t.changed', 'DESC')
    ->limit(25)
    ->execute()
    ->fetchAllAssoc('nid');
  $cacheable_metadata = new CacheableMetadata();
  $rows = [];
  if (!empty($tracker_data)) {

    // Load nodes into an array with the same order as $tracker_data.

    /** @var \Drupal\node\NodeInterface[] $nodes */
    $nodes = $this->nodeStorage
      ->loadMultiple(array_keys($tracker_data));

    // Enrich the node data.
    $result = $this->commentStatistics
      ->read($nodes, 'node', FALSE);
    foreach ($result as $statistics) {

      // The node ID may not be unique; there can be multiple comment fields.
      // Make comment_count the total of all comments.
      $nid = $statistics->entity_id;
      if (empty($nodes[$nid]->comment_count) || !is_numeric($tracker_data[$nid]->comment_count)) {
        $tracker_data[$nid]->comment_count = $statistics->comment_count;
      }
      else {
        $tracker_data[$nid]->comment_count += $statistics->comment_count;
      }

      // Make the last comment timestamp reflect the latest comment.
      if (!isset($tracker_data[$nid]->last_comment_timestamp)) {
        $tracker_data[$nid]->last_comment_timestamp = $statistics->last_comment_timestamp;
      }
      else {
        $tracker_data[$nid]->last_comment_timestamp = max($tracker_data[$nid]->last_comment_timestamp, $statistics->last_comment_timestamp);
      }
    }

    // Display the data.
    foreach ($nodes as $node) {

      // Set the last activity time from tracker data. This also takes into
      // account comment activity, so getChangedTime() is not used.
      $last_activity = $tracker_data[$node
        ->id()]->changed;
      $owner = $node
        ->getOwner();
      $row = [
        'type' => node_get_type_label($node),
        'title' => [
          'data' => [
            '#type' => 'link',
            '#url' => $node
              ->toUrl(),
            '#title' => $node
              ->getTitle(),
          ],
          'data-history-node-id' => $node
            ->id(),
          'data-history-node-timestamp' => $node
            ->getChangedTime(),
        ],
        'author' => [
          'data' => [
            '#theme' => 'username',
            '#account' => $owner,
          ],
        ],
        'comments' => [
          'class' => [
            'comments',
          ],
          'data' => $tracker_data[$node
            ->id()]->comment_count ?? 0,
          'data-history-node-last-comment-timestamp' => $tracker_data[$node
            ->id()]->last_comment_timestamp ?? 0,
        ],
        'last updated' => [
          'data' => t('@time ago', [
            '@time' => $this->dateFormatter
              ->formatTimeDiffSince($last_activity),
          ]),
        ],
      ];
      $rows[] = $row;

      // Add node and node owner to cache tags.
      $cacheable_metadata
        ->addCacheTags($node
        ->getCacheTags());
      if ($owner) {
        $cacheable_metadata
          ->addCacheTags($owner
          ->getCacheTags());
      }
    }
  }

  // Add the list cache tag for nodes.
  $cacheable_metadata
    ->addCacheTags($this->nodeStorage
    ->getEntityType()
    ->getListCacheTags());
  $page['tracker'] = [
    '#rows' => $rows,
    '#header' => [
      $this
        ->t('Type'),
      $this
        ->t('Title'),
      $this
        ->t('Author'),
      $this
        ->t('Comments'),
      $this
        ->t('Last updated'),
    ],
    '#type' => 'table',
    '#empty' => $this
      ->t('No content available.'),
  ];
  $page['pager'] = [
    '#type' => 'pager',
    '#weight' => 10,
  ];
  $page['#sorted'] = TRUE;
  $cacheable_metadata
    ->addCacheContexts([
    'user.node_grants:view',
  ]);

  // Display the reading history if that module is enabled.
  if ($this
    ->moduleHandler()
    ->moduleExists('history')) {

    // Reading history is tracked for authenticated users only.
    if ($this
      ->currentUser()
      ->isAuthenticated()) {
      $page['#attached']['library'][] = 'tracker/history';
    }
    $cacheable_metadata
      ->addCacheContexts([
      'user.roles:authenticated',
    ]);
  }
  $cacheable_metadata
    ->applyTo($page);
  return $page;
}