File Source for lock

<?php
/**
* @package linea21.modules
* @subpackage workshop
* @author linea21 <info@linea21.com>
* @version $id SVN
* @access public
* @license http://opensource.org/licenses/gpl-3.0.html
*/
include_once("../lib/lib_common.php");
if(isset($_POST['id'])) $id=$_POST['id'];
if(isset($_GET['id'])) $id=$_GET['id'];
if(isset($_POST['com_id'])) $com_id=$_POST['com_id'];
if(isset($_GET['com_id'])) $com_id=$_GET['com_id'];
if(isset($_POST['mes_id'])) $mes_id=$_POST['mes_id'];
if(isset($_GET['mes_id'])) $mes_id=$_GET['mes_id'];
if(isset($_POST['lock'])) $lock=$_POST['lock'];
if(isset($_GET['lock'])) $lock=$_GET['lock'];
//////////// Check Inclusion de pages ////////////
if (!function_exists('AuthenthificationProcess')){
include_once("../lib/lib_common.php");
ReloadIndex('admin');
}
////////////
//////////// Check Droits utilisateur ////////////
if (WorkshopAuth_id(GetSessionElement('id'), $sql_object, $id)<>true && !IsSuperAdmin())
ReloadIndex('admin');
////////////
$link_det=$rub_link."&todo=det&id=";
$link_add_com=$rub_link."&todo=add_com&id=".$id."&com_id=";
$link_list_com=$rub_link."&todo=list_com&id=".$id."";
$link_cancel=$rub_link."&todo=list_com&id=".$id;
if(isset($_POST['annuler'])) {
header("Location: ".$link_list_com);
}
$workshop_com_object= new workshop_com;
$req_com_mes = SQL_getOnetopicWorkcom($id, $mes_id, $mes_id);
$result_com_mes = $sql_object -> DBSelect($req_com_mes);
$com_root_subject=formatText($result_com_mes[0]['workcom_subject'], '2HTML');
if(isset($_POST['valider'])) {
$link_confirm="confirm.php?rub=".$rub."&todo=".$todo."&id=".$id;
$result=$workshop_com_object->LockCom($id, $mes_id, $com_id, $lock, $sql_object);
if($result) header("Location: ".$link_confirm);
else system_error();
}
$req_det= SQL_getoneCompleteWorkshop($id);
$result=$sql_object->DBSelect($req_det);
if(count($result)>1) exit();
$workshop_denomination=FormatText($result[0]['workshop_denomination'], '2HTML');
$titleh2=$GLOBALS['lang']['workshop']['com_name']." : ".$com_root_subject." (".$GLOBALS['lang']['workshop']['name']." :".$workshop_denomination.")";
?>
<div id="chemin">
<ul>
<li>
<a href="index.php"><? echo $GLOBALS['lang']['way']['home'] ?></a>
</li>
<li>
<a href="<?php echo $rub_link; ?>"><? echo $GLOBALS['lang']['menu']['workshop']?></a>
</li>
<li>
<span><?
if ($lock==0) echo formatnavTitle($GLOBALS['lang']['workshop']['lock_com']." : ". $com_root_subject." (".$GLOBALS['lang']['workshop']['name']." :".$workshop_denomination.")");
else echo formatnavTitle($GLOBALS['lang']['workshop']['unlock_com']." : ". $com_root_subject." (".$GLOBALS['lang']['workshop']['name']." :".$workshop_denomination.")"); ?></span>
</li>
</ul>
</div>
<?php
include_once("quickicons.php");
?>
<div class="contentcontainer">
<?php
include_once($dir."/menurub.php");
?>
<div id="content">
<?php afflinkbar($todo,$id, $lang); ?>
<h2><? echo formatTitleh2($titleh2); ?></h2>
<form id="lockcom" action="<?php echo $_SERVER['SCRIPT_NAME']; ?>" method="post">
<div class="info" id="truetransfert1">
<?php if ($lock==0) echo $GLOBALS['lang']['workshop']['lock_com_warning'];
else echo $GLOBALS['lang']['workshop']['unlock_com_warning'];
?>
</div>
<div class="info" id="truetransfert2">
<? if ($lock==0) echo $GLOBALS['lang']['workshop']['lock_com_warning2'];
else echo $GLOBALS['lang']['workshop']['unlock_com_warning2']; ?>
</div>
<div>
<input name="id" type="hidden" value="<?php echo $id; ?>" />
<input name="lock" type="hidden" value="<?php echo $lock; ?>" />
<input name="mes_id" type="hidden" value="<?php echo $mes_id; ?>" />
<input name="com_id" type="hidden" value="<?php echo $com_id; ?>" />
<input name="rub" type="hidden" value="<?php echo $rub; ?>" id="rub" />
<input name="todo" type="hidden" value="<?php echo $todo; ?>" id="todo" />
<? echo cancel_button($link_cancel); ?>
<input name="valider" type="submit" value="<? echo $GLOBALS['lang']['btn']['valid'] ?>" class="button" id="valider" />
</div>
</form>
</div>
<?php include_once($dir."/help.php"); ?>
</div>

Source for file lock_com.php