get_groupSuffix();
	$filter = "objectClass=posixGroup";
	$attrs = array("cn", "gidNumber");
	$sr = @ldap_search($_SESSION["ldap"]->server(), $suffix, $filter, $attrs);
	if ($sr) {
		$info = @ldap_get_entries($_SESSION["ldap"]->server(), $sr);
		unset($info['count']); // delete count entry
		for ($i = 0; $i < sizeof($info); $i++) {
			$trans_primary_hash[$info[$i]['gidnumber'][0]] = $info[$i]['cn'][0];
		}
		$_SESSION['trans_primary_hash'] = $trans_primary_hash;
	}
}
$usr_units = $_SESSION['usr_units'];
// check if button was pressed and if we have to add/delete a user or create a PDF
if ($_POST['new_user'] || $_POST['del_user'] || $_POST['pdf_user'] || $_POST['pdf_all']){
	// add new user
	if ($_POST['new_user']){
		metaRefresh("../account/edit.php?type=user");
		exit;
	}
	// delete user(s)
	elseif ($_POST['del_user']){
		// search for checkboxes
		while ($entry = @array_pop($_POST)) {
			if (eregi("^uid=.*$", $entry)) $users[] = $entry;
		}
		$_SESSION['delete_dn'] = $users;
		if (sizeof($users) > 0) {
			metaRefresh("../delete.php?type=user");
			exit;
		}
	}
	// PDF for selected users
	elseif ($_POST['pdf_user']){
		$pdf_structure = $_POST['pdf_structure'];
		// search for checkboxes
		while ($entry = @array_pop($_POST)) {
			if (eregi("^uid=.*$", $entry)) $users[] = $entry;
		}
		$list = array();
		// load users from LDAP
		for ($i = 0; $i < sizeof($users); $i++) {
			$_SESSION["accountPDF-$i"] = new accountContainer("user", "accountPDF-$i");
			$_SESSION["accountPDF-$i"]->load_account($users[$i]);
			$list[$i] = $_SESSION["accountPDF-$i"];
		}
		if (sizeof($list) > 0) {
			createModulePDF($list,$pdf_structure);
			exit;
		}
	}
	// PDF for all users
	elseif ($_POST['pdf_all']){
		$list = array();
		for ($i = 0; $i < sizeof($_SESSION['userlist']); $i++) {
			$_SESSION["accountPDF-$i"] = new accountContainer("user", "accountPDF-$i");
			$_SESSION["accountPDF-$i"]->load_account($_SESSION['usr_info'][$i]['dn']);
			$list[$i] = $_SESSION["accountPDF-$i"];
		}
		if (sizeof($list) > 0) {
			createModulePDF($list,$_POST['pdf_structure']);
			exit;
		}
	}
}
echo $_SESSION['header'];
echo "
listusers\n";
echo "\n";
echo "\n";
echo "\n";
$page = $_GET["page"];
if (!$page) $page = 1;
// take maximum count of user entries shown on one page out of session
if ($_SESSION["config"]->get_MaxListEntries() <= 0) {
	$max_page_entries = 10;	// default setting, if not yet set
}
else $max_page_entries = $_SESSION["config"]->get_MaxListEntries();
// generate attribute-description table
$attr_array = array();	// list of LDAP attributes to show
$desc_array = array();	// list of descriptions for the attributes
$attr_string = $_SESSION["config"]->get_userlistAttributes();
$temp_array = explode(";", $attr_string);
$hash_table = listGetAttributeUserArray();
// generate column attributes and descriptions
for ($i = 0; $i < sizeof($temp_array); $i++) {
  // if value is predifined, look up description in hash_table
  if (substr($temp_array[$i],0,1) == "#") {
    $attr = strtolower(substr($temp_array[$i],1));
    $attr_array[$i] = $attr;
    if ($hash_table[$attr]) $desc_array[] = strtoupper($hash_table[$attr]);
	else $desc_array[] = strtoupper($attr);
  }
  // if not predefined, the attribute is seperated by a ":" from description
  else {
    $attr = explode(":", $temp_array[$i]);
    $attr_array[$i] = $attr[0];
    if ($attr[1]) $desc_array[$i] = strtoupper($attr[1]);
	else $desc_array[$i] = strtoupper($attr[0]);
  }
}
$sort = $_GET["sort"];
if (!$sort)
     $sort = strtolower($attr_array[0]);
// check search suffix
if ($_POST['usr_suffix']) $usr_suffix = $_POST['usr_suffix'];  // new suffix selected via combobox
elseif ($_SESSION['usr_suffix']) $usr_suffix = $_SESSION['usr_suffix'];  // old suffix from session
else $usr_suffix = $_SESSION["config"]->get_UserSuffix();  // default suffix
// generate search filter for sort links
$searchFilter = "";
for ($k = 0; $k < sizeof($desc_array); $k++) {
	if (eregi("^([0-9a-z_\\*\\+\\-])+$", $_POST["filter" . strtolower($attr_array[$k])])) {
		$searchFilter = $searchFilter . "&filter" .
		  strtolower($attr_array[$k]) . "=".
		  $_POST["filter" . strtolower($attr_array[$k])];
	}
}
// configure search filter for LDAP
$module_filter = get_ldap_filter("user");  // basic filter is provided by modules
$filter = "(&" . $module_filter;  // users do not end with "$"
for ($k = 0; $k < sizeof($desc_array); $k++) {
  if (eregi("^([0-9a-z_\\*\\+\\-])+$", $_POST["filter" . strtolower($attr_array[$k])]))
    $filter = $filter . "(" . strtolower($attr_array[$k]) . "=" .
      $_POST["filter" . strtolower($attr_array[$k])] . ")";
  else
    $_POST["filter" . strtolower($attr_array[$k])] = "";
}
$filter = $filter . ")";
// read entries only from ldap server if not yet stored in session or if refresh
// button is pressed or if filter is applied
if ($_SESSION["userlist"] && $_GET["norefresh"]) {
	$_SESSION["userlist"] = listSort($sort, $attr_array, $_SESSION["userlist"]);
	$userinfo = $_SESSION["userlist"];
}
else {
	$attrs = $attr_array;
	$sr = @ldap_search($_SESSION["ldap"]->server(), $usr_suffix, $filter, $attrs);
	if (ldap_errno($_SESSION["ldap"]->server()) == 4) {
		StatusMessage("WARN", _("LDAP sizelimit exceeded, not all entries are shown."), _("See README.openldap.txt to solve this problem."));
	}
	if ($sr) {
		$userinfo = ldap_get_entries ($_SESSION["ldap"]->server, $sr);
		ldap_free_result ($sr);
		if ($userinfo["count"] == 0) StatusMessage("WARN", "", _("No Users found!"));
			// delete first array entry which is "count"
			unset($userinfo['count']);
			$userinfo = listSort($sort, $attr_array, $userinfo);
			$_SESSION["userlist"] = $userinfo;
		}
	else {
		$_SESSION['userlist'] = array();
		$userinfo = array();
		StatusMessage("ERROR",
			_("LDAP Search failed! Please check your preferences."),
			_("No Users found!"));
	}
}
$user_count = sizeof ($_SESSION["userlist"]);
echo ("\n");
echo "