function ViewMode::initializeIterator

Overrides SqlBase::initializeIterator

File

core/modules/node/src/Plugin/migrate/source/d6/ViewMode.php, line 25

Class

ViewMode

Drupal 6 view mode source from database.

Namespace

Code

protected function initializeIterator() {
  $rows = [];
  $result = $this->prepareQuery()
    ->execute();
  while ($field_row = $result->fetchAssoc()) {
    $field_row['display_settings'] = unserialize($field_row['display_settings']);
    foreach ($this->getViewModes() as $view_mode) {
      // Append to the return value if the row has display settings for this
      // view mode and the view mode is neither hidden nor excluded.
      // @see \Drupal\field\Plugin\migrate\source\d6\FieldInstancePerViewMode::initializeIterator()
      if (isset($field_row['display_settings'][$view_mode]) && $field_row['display_settings'][$view_mode]['format'] != 'hidden' && empty($field_row['display_settings'][$view_mode]['exclude'])) {
        if (!isset($rows[$view_mode])) {
          $rows[$view_mode]['entity_type'] = 'node';
          $rows[$view_mode]['view_mode'] = $view_mode;
        }
      }
    }
  }
  return new \ArrayIterator($rows);
}