silverstripe-userforms/code/tasks/UserFormsVersionedTask.php

<?php

/**
 * UserForms Versioned Task
 *
 * Initial migration script for forms that do not exist on the live site.
 * In previous versions of UserForms it did not provide staging / live functionality
 * When upgrading to the new version we need to publish the existing pages.
 *
 * @package userforms
 */

class UserFormsVersionedTask extends MigrationTask
{

    protected $title = "UserForms Versioned Initial Migration";

    protected $description = "Publishes the existing forms";

    /**
     * Publish the existing forms.
     *
     */
    public function run($request)
    {
        $forms = Versioned::get_by_stage('UserDefinedForm', 'Live');

        if ($forms) {
            foreach ($forms as $form) {
                echo "Publishing $form->Title <br />";
                $form->doPublish();
            }
            echo "Complete";
        } else {
            echo "No Forms Found";
        }
    }
}