function FieldInstancePerViewMode::initializeIterator

Overrides FieldInstance::initializeIterator

File

core/modules/field/src/Plugin/migrate/source/d7/FieldInstancePerViewMode.php, line 18

Class

FieldInstancePerViewMode

The field instance per view mode source class.

Namespace

Code

protected function initializeIterator() {
    $instances = parent::initializeIterator();
    $rows = [];
    foreach ($instances->getArrayCopy() as $instance) {
        $data = unserialize($instance['data']);
        foreach ($data['display'] as $view_mode => $formatter) {
            $rows[] = array_merge($instance, [
                'view_mode' => $view_mode,
                'formatter' => $formatter,
            ]);
        }
    }
    return new \ArrayIterator($rows);
}