luos/workflow/engine/methods/processes/processes_Delete.php

<?php
/**
 * processes_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.
 */
global $RBAC;
$access = $RBAC->userCanAccess( 'PM_FACTORY' );
if ($access != 1) {
    switch ($access) {
        case - 1:
            G::SendTemporalMessage( 'ID_USER_HAVENT_RIGHTS_PAGE', 'error', 'labels' );
            G::header( 'location: ../login/login' );
            die();
            break;
        case - 2:
        default:
            G::SendTemporalMessage( 'ID_USER_HAVENT_RIGHTS_SYSTEM', 'error', 'labels' );
            G::header( 'location: ../login/login' );
            die();
            break;
    }
}
G::LoadClass( 'processMap' );
$oProcessMap = new ProcessMap();

$UIDS = explode( ',', $_POST['PRO_UIDS'] );

try {

    foreach ($UIDS as $UID) {
        $oProcessMap->deleteProcess( $UID );
    }
    $resp->status = 0;
    $resp->msg = 'All process was deleted successfully';
    echo G::json_encode( $resp );
} catch (Exception $e) {
    $resp->status = 1;
    $resp->msg = $e->getMessage();
    echo G::json_encode( $resp );
}