luos/workflow/engine/methods/dynaforms/fields_Order.php

<?php
/**
 * fields_Order.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_FACTORY")) != 1) {
    return $RBAC_Response;
}

    //G::genericForceLogin( 'WF_MYINFO' , 'login/noViewPage', $urlLogin = 'login/login' );


if (! (isset($_POST['A']) && $_POST['A'] !== '')) {
    return;
}
if (! (isset($_POST['XMLNODE_NAME']) && $_POST['XMLNODE_NAME'] !== '')) {
    return;
}
if (! (isset($_POST['NEW_POS']) && $_POST['NEW_POS'] !== '')) {
    return;
}

$file = PATH_DYNAFORM . G::decrypt($_POST['A'], URL_KEY) . '.xml';
$fieldName = $_POST['XMLNODE_NAME'];
$newPos = intval($_POST['NEW_POS']);

if (! file_exists($file)) {
    return;
}

$xmldoc = new Xml_Document();
$xmldoc->parseXmlFile($file);

$node = $xmldoc->findNode('/dynaForm/' . $fieldName);

if (! isset($node)) {
    return;
}
$numFields = 0;
foreach ($xmldoc->children[0]->children as $child) {
    $numFields += ($child->name !== '') ? 1 : 0;
}

$newPos = ($newPos < 1) ? 1 : $newPos;
$newPos = ($newPos > $numFields) ? $numFields : $newPos;

$rowCounter = (int) 0;
$newOrder = array();
foreach ($xmldoc->children[0]->children as $index => $child) {
    if ($child->name !== '') {
        $rowCounter ++;
    }
    if ($rowCounter == $newPos) {
        $newOrder[] = $node;
        $rowCounter ++;
        $newPos = - 1;
    }
    if ($child->name !== $node->name) {
        $newOrder[] = $xmldoc->children[0]->children[$index];
    } else {
        $rowCounter --;
    }
}
if ($rowCounter < $newPos) {
    $newOrder[] = $node;
    $rowCounter ++;
    $newPos = - 1;
}
$xmldoc->children[0]->children = $newOrder;

$xmldoc->save($file);

$i = 0;
$aFields = array();
$aFields[] = array('XMLNODE_NAME' => 'char','TYPE' => 'char','UP' => 'char','DOWN' => 'char','row__' => 'integer');
$oSession = new DBSession(new DBConnection($file, '', '', '', 'myxml'));
$oDataset = $oSession->Execute('SELECT * FROM dynaForm WHERE NOT( XMLNODE_NAME = "" )');
$iMaximun = $oDataset->count();
while ($aRow = $oDataset->Read()) {
    $aFields[] = array('XMLNODE_NAME' => $aRow['XMLNODE_NAME'],'TYPE' => $aRow['TYPE'],'UP' => ($i > 0 ? G::LoadTranslation('ID_UP') : ''),'DOWN' => ($i < $iMaximun - 1 ? G::LoadTranslation('ID_DOWN') : ''),'row__' => ($i + 1) );
    $i ++;
}
global $_DBArray;
$_DBArray['fields'] = $aFields;
$_SESSION['_DBArray'] = $_DBArray;