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Description: Git mirror of the CMS Made Simple 2.0 rewrite
Homepage: http://cmsmadesimple.org
Clone URL: git://github.com/tedkulp/cmsmadesimple-2-0.git
cmsmadesimple-2-0 / lib / classes / class.cms_session.php
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<?php // -*- mode:php; tab-width:4; indent-tabs-mode:t; c-basic-offset:4; -*-
#CMS - CMS Made Simple
#(c)2004-2008 by Ted Kulp (ted@cmsmadesimple.org)
#This project's homepage is: http://cmsmadesimple.org
#
#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
#
#$Id$
 
/**
 * Static methods for handling session creation.
 *
 * @author Ted Kulp
 * @since 2.0
 * @version $Revision$
 * @modifiedby $LastChangedBy$
 * @lastmodified $Date$
 * @license GPL
 **/
class CmsSession extends CmsObject
{
  function __construct()
  {
    parent::__construct();
  }
  
  /**
   * Sets up the session properly for the system
   *
   * @return void
   * @author Ted Kulp
   **/
  public static function setup()
  {
    #Setup session with different id and start it
    @session_name('CMSSESSID' . CmsSession::generate_session_key());
    @ini_set('url_rewriter.tags', '');
    @ini_set('session.use_trans_sid', 0);
    
    if(!@session_id())
    {
        @session_start();
    }
    #Add users if they exist in the session
    $gCms = cmsms();
 
    $gCms->variables['user_id'] = '';
    if (isset($_SESSION['cmsms_user_id']))
    {
        $gCms->variables['user_id'] = $_SESSION['cmsms_user_id'];
    }
 
    $gCms->variables['username'] = '';
    if (isset($_SESSION['cms_admin_username']))
    {
        $gCms->variables['username'] = $_SESSION['cms_admin_username'];
    }
  }
  
  /**
   * Generates a string that should be unique value depending on the directory
   * that CMSMS resides in.  Allows us to have multiple CMSMS installs on the 
   * same domain and not share sessions.
   *
   * @return string
   * @author Ted Kulp
   **/
  public static function generate_session_key()
  {
    return substr(md5(dirname(dirname(dirname(__FILE__)))), 0, 8);
  }
}
 
# vim:ts=4 sw=4 noet
?>