function history_node_view_alter in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/history/history.module \history_node_view_alter()
Implements hook_ENTITY_TYPE_view_alter() for node entities.
File
- core/
modules/ history/ history.module, line 135 - Records which users have read which content.
Code
function history_node_view_alter(array &$build, EntityInterface $node, EntityViewDisplayInterface $display) {
// Update the history table, stating that this user viewed this node.
if ($display
->getOriginalMode() === 'full') {
$build['#cache']['contexts'][] = 'user.roles:authenticated';
if (\Drupal::currentUser()
->isAuthenticated()) {
// When the window's "load" event is triggered, mark the node as read.
// This still allows for Drupal behaviors (which are triggered on the
// "DOMContentReady" event) to add "new" and "updated" indicators.
$build['#attached']['library'][] = 'history/mark-as-read';
$build['#attached']['drupalSettings']['history']['nodesToMarkAsRead'][$node
->id()] = TRUE;
}
}
}