protected function ViewMode::initializeIterator in Drupal 9

Same name in this branch

1. 9 core/modules/node/src/Plugin/migrate/source/d6/ViewMode.php \Drupal\node\Plugin\migrate\source\d6\ViewMode::initializeIterator()
2. 9 core/modules/field/src/Plugin/migrate/source/d7/ViewMode.php \Drupal\field\Plugin\migrate\source\d7\ViewMode::initializeIterator()

Same name and namespace in other branches

1. 8 core/modules/node/src/Plugin/migrate/source/d6/ViewMode.php \Drupal\node\Plugin\migrate\source\d6\ViewMode::initializeIterator()

Initializes the iterator with the source data.

Return value

\Iterator Returns an iterable object of data for this source.

Overrides SqlBase::initializeIterator

File

core/modules/node/src/Plugin/migrate/source/d6/ViewMode.php, line 23

Class

ViewMode

Drupal 6 view mode source from database.

Namespace

Drupal\node\Plugin\migrate\source\d6

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);
}