FileUpdateTask.php

<?php

class FileUpdateTask extends BuildTask{

    protected $title = 'File Update Task';
    protected $enabled = true;
    protected $description = 'Update files from cloud files to normal';

    public function run($request){

        $updateFile = function($file){
            $file->ClassName = ($file->ClassName == 'CloudImage') ? 'Image' : 'File';
            $file->write();
        };

        File::get()->filterAny(array('ClassName' => array('CloudImage', 'CloudFile')))->each($updateFile);

    }

}