egroupware/preferences/inc/class.preferences_password.inc.php

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<?php
/**
* EGroupware preferences
*
* @package preferences
* @link http://www.egroupware.org
* @author Joseph Engo <jengo@phpgroupware.org>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
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class preferences_password
{
var $public_functions = array(
'change' => True
);
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/**
* Change password function
* process change password form
*
* @param type $content
*/
function change($content = null)
{
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if ($GLOBALS['egw']->acl->check('nopasswordchange', 1))
{
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egw_framework::window_close('There was no password change!');
}
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if (!is_array($content))
{
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$content= array();
}
else
{
if ($content['button']['change'])
{
if (($errors = self::do_change($content['o_passwd_2'], $content['n_passwd'], $content['n_passwd_2'])))
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{
egw_framework::message(implode("\n", $errors), 'error');
$content = array();
}
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else
{
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egw_framework::refresh_opener(lang('Password changed'), 'preferences');
egw_framework::window_close();
}
}
}
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$GLOBALS['egw_info']['flags']['app_header'] = lang('Change your password');
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$tmpl = new etemplate_new('preferences.password');
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$tmpl->exec('preferences.preferences_password.change', $content,array(),array(),array(),2);
}
/**
* Do some basic checks and then change password
*
* @param string $old_passwd
* @param string $new_passwd
* @param string $new_passwd2
* @return array with already translated errors
*/
public static function do_change($old_passwd, $new_passwd, $new_passwd2)
{
if ($GLOBALS['egw_info']['flags']['currentapp'] != 'preferences')
{
translation::add_app('preferences');
}
$errors = array();
if (isset($GLOBALS['egw_info']['user']['passwd']) &&
$old_passwd !== $GLOBALS['egw_info']['user']['passwd'])
{
$errors[] = lang('The old password is not correct');
}
if ($new_passwd != $new_passwd2)
{
$errors[] = lang('The two passwords are not the same');
}
if ($old_passwd !== false && $old_passwd == $new_passwd)
{
$errors[] = lang('Old password and new password are the same. This is invalid. You must enter a new password');
}
if (!$new_passwd)
{
$errors[] = lang('You must enter a password');
}
// allow auth backends or configured password strenght to throw exceptions and display there message
if (!$errors)
{
try {
if (!$GLOBALS['egw']->auth->change_password($old_passwd, $new_passwd,
$GLOBALS['egw']->session->account_id))
{
// if we have no specific error, add general message
$errors[] = lang('Failed to change password.');
}
}
catch (Exception $e) {
$errors[] = $e->getMessage();
}
}
return $errors;
}
}