function lingotek_field_language_alter in Lingotek Translation 7.5

Same name and namespace in other branches

1. 7.7 lingotek.module \lingotek_field_language_alter()
2. 7.2 lingotek.module \lingotek_field_language_alter()
3. 7.3 lingotek.module \lingotek_field_language_alter()
4. 7.4 lingotek.module \lingotek_field_language_alter()
5. 7.6 lingotek.module \lingotek_field_language_alter()

Implements hook_field_language_alter().

File

./lingotek.module, line 2004

Code

function lingotek_field_language_alter(&$display_language, $context) {
  $entity = $context['entity'];
  $entity_type = $context['entity_type'];

  // If no language is set on the entity itself, do nothing.
  if (!isset($entity->language) || empty($entity->language)) {
    return;
  }

  // If site admins have specifically excluded fallback behavior, or if the entity
  // type is not handled by the Lingotek Translation module, then do nothing.
  if (!variable_get('locale_field_language_fallback', TRUE) || !lingotek_managed_entity($entity_type, $entity)) {
    return;
  }

  // Comments may be in a state where content only exists in the source language
  // because Lingotek translation hasn't finished yet, or synchonization with
  // Lingotek hasn't yet occurred. In this case, fall back to displaying
  // the default language for each field.
  $field_collection_field_types = field_read_fields(array(
    'type' => 'field_collection',
  ));
  foreach ($display_language as $field => $display_language_code) {
    $is_field_collection = isset($field_collection_field_types[$field]);
    if ($is_field_collection) {
      continue;
    }

    // Use the entity language if the field does not have an entry in the display
    // language and if it is not a node-based source or translation.
    if (!isset($entity->{$field}[$display_language_code]) && (empty($entity->tnid) || $entity->tnid === 0)) {
      $display_language[$field] = $entity->language;
    }
  }
}