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index e4c8659551a02b9d85568b52980b0f4922ecd424..9d298cd9eabdf7b9a2933f39fcafe2aec58a8418 100644 (file)
<?php
/*
- This code is part of GOsa (https://oss.gonicus.de/labs/gosa/)
- Copyright (C) 2007 Fabian Hickert
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 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 General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * This code is part of GOsa (http://www.gosa-project.org)
+ * Copyright (C) 2003-2008 GONICUS GmbH
+ *
+ * ID: $$Id$$
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-
class session {
public static function get_session_size()
}
+ public static function add_channel($name)
+ {
+ /* If there's already such kind of channel, skip... */
+ if (isset($_SESSION[$name])){
+ return (FALSE);
+ }
+
+ /* Allocate it... */
+ $_SESSION[$name]= array();
+ $_POST["_channel_"]= $name;
+ return (TRUE);
+ }
+
+ public static function remove_channel($name)
+ {
+ /* If there's already such kind of channel, skip... */
+ if (isset($_SESSION[$name])){
+ unset($_SESSION[$name]);
+ if (isset($_POST["_channel_"])){
+ unset($_POST["_channel_"]);
+ }
+ return (TRUE);
+ }
+
+ return (FALSE);
+ }
+
public static function is_set($name)
+ {
+ $channel= "";
+ if (isset($_POST['_channel_'])){
+ $channel= $_POST['_channel_'];
+ }
+
+ /* Global fallback if not set */
+ if ($channel == ""){
+ return(isset($_SESSION[$name]));
+ }
+
+ /* Sanity check */
+ if (!session::channel_exists($channel)){
+ msg_dialog::display(_("Internal error"), _("Requested channel does not exist! Please contact your Administrator."), FATAL_ERROR_DIALOG);
+ }
+
+ $channel= "gch_".$channel;
+ return(isset($_SESSION[$channel][$name]));
+ }
+
+ public static function global_is_set($name)
{
return(isset($_SESSION[$name]));
}
public static function set($name,$value)
+ {
+ $channel= "";
+ if (isset($_POST['_channel_'])){
+ $channel= $_POST['_channel_'];
+ }
+
+ /* Global fallback if not set */
+ if ($channel == ""){
+ $_SESSION[$name] = $value;
+ } else {
+ /* Sanity check */
+ if (!session::channel_exists($channel)){
+ msg_dialog::display(_("Internal error"), _("Requested channel does not exist! Please contact your Administrator."), FATAL_ERROR_DIALOG);
+ }
+ $_SESSION[$channel][$name] = $value;
+ }
+ }
+
+ public static function global_set($name,$value)
{
$_SESSION[$name] = $value;
}
- public static function get($name)
+ public static function &get($name)
+ {
+ $channel= "";
+ if (isset($_POST['_channel_'])){
+ $channel= $_POST['_channel_'];
+ }
+
+ /* Global fallback if not set */
+ if ($channel == ""){
+ $ret = &$_SESSION[$name];
+ return($ret);
+ }
+
+ /* Sanity check */
+ if (!session::channel_exists($channel)){
+ msg_dialog::display(_("Internal error"), _("Requested channel does not exist! Please contact your Administrator."), FATAL_ERROR_DIALOG);
+ }
+
+ $channel= "gch_".$channel;
+ $ret = &$_SESSION[$channel][$name];
+ return($ret);
+ }
+
+ public static function &global_get($name)
{
$ret = &$_SESSION[$name];
return($ret);
public static function delete($name)
{
- if(session::is_set($name)){
+ $channel= "";
+ if (isset($_POST['_channel_'])){
+ $channel= $_POST['_channel_'];
+ }
+
+ /* Global fallback if not set */
+ if ($channel == ""){
+ if(isset($_SESSION[$name])){
+ unset($_SESSION[$name]);
+ }
+ } else {
+ if(isset($_SESSION[$channel][$name])){
+ unset($_SESSION[$channel][$name]);
+ }
+ }
+ }
+
+ public static function global_delete($name)
+ {
+ if($_SESSION[$name]){
unset($_SESSION[$name]);
}
}
return(session::delete($name));
}
+ public static function global_un_set($name)
+ {
+ return(session::global_delete($name));
+ }
+
public static function start()
{
/* Set cookie lifetime to one day (The parameter is in seconds ) */
!! The garbage collector is a cron job on debian systems, the cronjob will fetch the timeout from
the php.ini, so if you use debian, you must hardcode session.gc_maxlifetime in your php.ini */
ini_set("session.gc_maxlifetime",24*60*60);
+ session_name("GOsa");
session_start();
+
+ /* Check for changed browsers and bail out */
+ if (isset($_SESSION['HTTP_USER_AGENT']))
+ {
+ if ($_SESSION['HTTP_USER_AGENT'] != md5($_SERVER['HTTP_USER_AGENT'])) {
+ session_destroy();
+ session_name("GOsa");
+ session_start();
+ }
+ } else {
+ $_SESSION['HTTP_USER_AGENT'] = md5($_SERVER['HTTP_USER_AGENT']);
+ }
+
+ /* Regenerate ID to increase security */
+ if (!isset($_SESSION['started'])){
+ session_regenerate_id();
+ $_SESSION['started'] = true;
+ }
}
public static function destroy()
{
- session_destroy();
+ @session_destroy();
}
public static function set_lifetime($seconds = -1)
public static function &get_all()
{
- return($_SESSION);
+ $ret = &$_SESSION;
+ return($ret);
}
}
+// vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
?>