luos/workflow/engine/methods/departments/subdep_Delete.php

<?php
/**
 * departments_Delete.php
 *
 * ProcessMaker Open Source Edition
 * Copyright (C) 2004 - 2008 Colosa Inc.23
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
 * Coral Gables, FL, 33134, USA, or email info@colosa.com.
 */
if (($RBAC_Response = $RBAC->userCanAccess( "PM_USERS" )) != 1) {
    return $RBAC_Response;
}

    //G::LoadClass('groups');
G::LoadClass( 'departos' );

//$group = new Groupwf();
$oDpto = new Department();

if (! isset( $_POST['DEP_UID'] )) {
    return;
}

$oDpto->remove( urldecode( $_POST['DEP_UID'] ) );

require_once 'classes/model/TaskUser.php';
$oProcess = new TaskUser();

$oCriteria = new Criteria( 'workflow' );
$oCriteria->add( TaskUserPeer::USR_UID, $_POST['DEP_UID'] );
TaskUserPeer::doDelete( $oCriteria );