function ImageCacheActions::transform

Overrides ProcessPluginBase::transform

File

core/modules/image/src/Plugin/migrate/process/d6/ImageCacheActions.php, line 21

Class

ImageCacheActions

Defines the image cache actions migrate process plugin.

Namespace

Code

public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
    $effects = [];
    foreach ($row->getSourceProperty('actions') as $action) {
        if (empty($action['action'])) {
            continue;
        }
        $id = preg_replace('/^imagecache/', 'image', $action['action']);
        if ($id === 'image_crop') {
            $action['data']['anchor'] = $action['data']['xoffset'] . '-' . $action['data']['yoffset'];
            if (!preg_match('/^[a-z]*\\-[a-z]*/', $action['data']['anchor'])) {
                $migrate_executable->message
                    ->display('The Drupal 8 image crop effect does not support numeric values for x and y offsets. Use keywords to set crop effect offsets instead.', 'error');
            }
            unset($action['data']['xoffset']);
            unset($action['data']['yoffset']);
        }
        $effects[] = [
            'id' => $id,
            'weight' => $action['weight'],
            'data' => $action['data'],
        ];
    }
    return $effects;
}