function hook_private_message_view_alter in Private Message 8.2

Alter the private message render array before it is rendered.

Parameters

array $build: The render array representing the private message.

\Drupal\Core\Entity\EntityInterface $privateMessage: The private message entity being rendered.

string $viewMode: The view mode being rendered on the private message.

1 invocation of hook_private_message_view_alter()

PrivateMessageViewBuilder::view in src/Entity/Builder/PrivateMessageViewBuilder.php

Builds the render array for the provided entity.

File

./private_message.api.php, line 20

Hook documentation for Private Message module hooks.

Code

function hook_private_message_view_alter(array &$build, EntityInterface $privateMessage, $viewMode) {

  // Create a new class specific to the author of the message.
  $class = 'private-message-author-' . $privateMessage
    ->getOwnerId();

  // Add the class to the wrapper.
  $build['wrapper']['#attributes']['class'][] = $class;
}