<?php
	/**************************************************************************\
	* eGroupWare - preferences                                                 *
	* http://www.egroupware.org                                                *
	* Written by Joseph Engo <jengo@phpgroupware.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.                                              *
	\**************************************************************************/

	/* $Id: class.uipassword.inc.php 21931 2006-06-23 01:27:56Z ralfbecker $ */

	class uipassword
	{
		var $public_functions = array(
			'change' => True
		);

		function uipassword()
		{
			$this->bo =& CreateObject('preferences.bopassword');

		}

		function change()
		{
			$n_passwd   = $_POST['n_passwd'];
			$n_passwd_2 = $_POST['n_passwd_2'];
			$o_passwd_2 = $_POST['o_passwd_2'];

			if($GLOBALS['egw']->acl->check('nopasswordchange', 1) || $_POST['cancel'])
			{
				 $GLOBALS['egw']->redirect_link('/preferences/index.php');
				$GLOBALS['egw']->common->egw_exit();
			}

			$GLOBALS['egw']->template->set_file(array(
				'form' => 'changepassword.tpl'
			));
			$GLOBALS['egw']->template->set_var('lang_enter_password',lang('Enter your new password'));
			$GLOBALS['egw']->template->set_var('lang_reenter_password',lang('Re-enter your password'));
			$GLOBALS['egw']->template->set_var('lang_enter_old_password',lang('Enter your old password'));
			$GLOBALS['egw']->template->set_var('lang_change',lang('Change'));
			$GLOBALS['egw']->template->set_var('lang_cancel',lang('Cancel'));
			$GLOBALS['egw']->template->set_var('form_action',$GLOBALS['egw']->link('/index.php','menuaction=preferences.uipassword.change'));

			if($GLOBALS['egw_info']['server']['auth_type'] != 'ldap')
			{
				$GLOBALS['egw']->template->set_var('sql_message',lang('note: This feature does *not* change your email password. This will '
					. 'need to be done manually.'));
			}

			if($_POST['change'])
			{
				$o_passwd = $GLOBALS['egw_info']['user']['passwd'];

				if($o_passwd != $o_passwd_2)
				{
					$errors[] = lang('The old password is not correct');
				}

				if($n_passwd != $n_passwd_2)
				{
					$errors[] = lang('The two passwords are not the same');
				}

				if(!$n_passwd)
				{
					$errors[] = lang('You must enter a password');
				}
				if($GLOBALS['egw_info']['server']['check_save_passwd'] && $error_msg = $GLOBALS['egw']->auth->crackcheck($n_passwd))
				{
					$errors[] = $error_msg;
				}

				if(is_array($errors))
				{
					$GLOBALS['egw']->common->egw_header();
					echo parse_navbar();
					$GLOBALS['egw']->template->set_var('messages',$GLOBALS['egw']->common->error_list($errors));
					$GLOBALS['egw']->template->pfp('out','form');
					$GLOBALS['egw']->common->egw_exit(True);
				}

				$passwd_changed = $this->bo->changepass($o_passwd, $n_passwd);
				if(!$passwd_changed)
				{
					$errors[] = lang('Failed to change password.  Please contact your administrator.');
					$GLOBALS['egw']->common->egw_header();
					echo parse_navbar();
					$GLOBALS['egw']->template->set_var('messages',$GLOBALS['egw']->common->error_list($errors));
					$GLOBALS['egw']->template->pfp('out','form');
					$GLOBALS['egw']->common->egw_exit(True);
				}
				else
				{
					$GLOBALS['egw']->session->appsession('password','phpgwapi',base64_encode($n_passwd));
					$GLOBALS['egw_info']['user']['passwd'] = $n_passwd;
					$GLOBALS['hook_values']['account_id'] = $GLOBALS['egw_info']['user']['account_id'];
					$GLOBALS['hook_values']['old_passwd'] = $o_passwd;
					$GLOBALS['hook_values']['new_passwd'] = $n_passwd;

					// called for every app now, not only for the ones enabled for the user
					$GLOBALS['egw']->hooks->process($GLOBALS['hook_values']+array(
						'location' => 'changepassword',
					),False,True);
					$GLOBALS['egw']->redirect_link('/preferences/index.php','cd=18');
				}
			}
			else
			{
				$GLOBALS['egw_info']['flags']['app_header'] = lang('Change your password');
				$GLOBALS['egw']->common->egw_header();
				echo parse_navbar();

				$GLOBALS['egw']->template->set_var('messages',$_GET['message']);
				$GLOBALS['egw']->template->pfp('out','form');
				$GLOBALS['egw']->common->egw_footer();
			}
		}
	}
?>
