OEModule\OphCiExamination\controllers\AdminController::actionDeleteWorkflows PHP Method

    public function actionDeleteWorkflows()
    {
        if (!empty($_POST['workflows'])) {
            $workflow_criteria = new CDbCriteria();
            $workflow_criteria->addInCondition('workflow_id', $_POST['workflows']);
            $step_ids = array();
            foreach (models\OphCiExamination_ElementSet::model()->findAll($workflow_criteria) as $step) {
                $step_ids[] = $step->id;
            }
            if (!empty($step_ids)) {
                $setitem_criteria = new CDbCriteria();
                $setitem_criteria->addInCondition('set_id', $step_ids);
                models\OphCiExamination_ElementSetItem::model()->deleteAll($setitem_criteria);
                $event_stepitem_criteria = new CDbCriteria();
                $event_stepitem_criteria->addInCondition('step_id', $step_ids);
                models\OphCiExamination_Event_ElementSet_Assignment::model()->deleteAll($event_stepitem_criteria);
            }
            models\OphCiExamination_ElementSet::model()->deleteAll($workflow_criteria);
            models\OphCiExamination_Workflow_Rule::model()->deleteAll($workflow_criteria);
            $workflow = new CDbCriteria();
            $workflow->addInCondition('id', $_POST['workflows']);
            if (!models\OphCiExamination_Workflow::model()->deleteAll($workflow)) {
                throw new \Exception('Unable to remove Workflow : ' . print_r(models\OphCiExamination_Workflow::model()->getErrors(), true));
            }
            echo 1;
        }
    }