WorklistPatient::rules PHP Method

    public function rules()
    {
        // NOTE: you should only define rules for those attributes that
        // will receive user inputs.
        return array(array('patient_id, worklist_id', 'required'), array('when', 'OEDatetimeValidator', 'allowEmpty' => true), array('id, patient_id, worklist_id', 'safe', 'on' => 'search'));
    }