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<?php
/*
This code is part of FusionDirectory (http://www.fusiondirectory.org/)
Copyright (C) 2016 FusionDirectory
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
require_once('../include/php_setup.inc');
require_once('functions.inc');
require_once('variables.inc');
class expiredUserPostpone extends standAlonePage
{
function readLdapConfig()
{
global $config;
$this->forward_postpone = ($config->get_cfg_value('userReminderForwardConfirmation', 'TRUE') == 'TRUE');
$this->alert_delay = $config->get_cfg_value('userReminderAlertDelay', 15);
$this->postpone_days = $config->get_cfg_value('userReminderPostponeDays', 15);
$this->mail_subject = $config->get_cfg_value('userReminderConfirmationSubject', '');
$this->mail_body = $config->get_cfg_value('userReminderConfirmationBody', '');
$this->from_mail = $config->get_cfg_value('userReminderEmail');
return TRUE;
}
function execute()
{
global $error_collector, $error_collector_mailto;
if (!$this->activated) {
return;
}
if (($_SERVER['REQUEST_METHOD'] == 'GET') && isset($_GET['token'])) {
/* Check if the token match */
$this->uid = $_GET['uid'];
if ($this->checkToken($_GET['token'])) {
$this->message = array();
$this->postponeExpiration();
if (!empty($this->message)) {
msg_dialog::displayChecks($this->message);
}
} else {
$this->message[] = _('This token is invalid');
}
}
$success = TRUE;
/* Do we need to show error messages? */
if (count($this->message) != 0) {
/* Show error message and continue editing */
msg_dialog::displayChecks($this->message);
$success = FALSE;
}
$smarty = get_smarty();
$smarty->assign('PHPSESSID', session_id());
if (session::is_set('errors')) {
$smarty->assign('errors', session::get('errors'));
}
if ($error_collector != '') {
$smarty->assign('php_errors', preg_replace('/%BUGBODY%/', $error_collector_mailto, $error_collector).'</div>');
} else {
$smarty->assign('php_errors', '');
}
$smarty->assign('msg_dialogs', msg_dialog::get_dialogs());
$smarty->assign('usePrototype', 'FALSE');
$smarty->append('js_files', 'include/pwdStrength.js');
$smarty->append('css_files', get_template_path('login.css'));
$lang = session::global_get('lang');
$smarty->assign('lang', preg_replace('/_.*$/', '', $lang));
$smarty->assign('rtl', language_is_rtl($lang));
$smarty->display(get_template_path('headers.tpl'));
$smarty->assign('version', FD_VERSION);
$smarty->assign('success', $success);
$smarty->assign('activated', $this->activated);
$smarty->display(get_template_path('user-reminder.tpl'));
}
function checkToken($token)
{
global $config;
$sha_token = '{SHA}'.base64_encode(hash('sha256', 'expired'.$token, TRUE));
/* Retrieve hash from the ldap */
$ldap = $config->get_ldap_link();
$dn = 'ou='.$this->uid.','.get_ou('reminderTokenRDN').get_ou('fusiondirectoryRDN').$config->current['BASE'];
$ldap->cat($dn);
if ($attrs = $ldap->fetch()) {
$ldap_token = $attrs['userPassword'][0];
$token_date = $attrs['description'][0];
/* Return TRUE if the token match and is still valid */
return ($token_date + $this->alert_delay >= (time() / 86400)) &&
($ldap_token == $sha_token);
} else {
return FALSE;
}
}
function deleteToken()
{
global $config;
$ldap = $config->get_ldap_link();
$dn = 'ou='.$this->uid.','.get_ou('tokenRDN').get_ou('fusiondirectoryRDN').$config->current['BASE'];
$ldap->rmdir($dn);
if (!$ldap->success()) {
$this->message[] = $ldap->get_error();
}
}
function postponeExpiration()
{
global $config;
$dn = $this->getUserDn();
if (empty($dn)) {
return;
}
$userTabs = objects::open($dn, 'user');
$date = $userTabs->by_object['posixAccount']->attributesAccess['shadowExpire']->getDateValue();
$date->add(new DateInterval('P'.$this->postpone_days.'D'));
$userTabs->by_object['posixAccount']->shadowExpire = $date;
$error = $userTabs->check();
if (!empty($error)) {
$this->message = $error;
return;
}
$userTabs->save();
$this->deleteToken();
$cn = $userTabs->getBaseObject()->cn;
$manager_dn = $userTabs->getBaseObject()->manager;
$email_address = $userTabs->by_object['mailAccount']->mail;
$manager_mail = '';
if ($this->forward_postpone) {
$ldap = $config->get_ldap_link();
if (empty($manager_dn)) {
$ldap->cat($userTabs->getBaseObject()->base, array('manager'));
if ($attrs = $ldap->fetch() && isset($attrs['manager'][0])) {
$manager_dn = $attrs['manager'][0];
}
}
if (!empty($manager_dn)) {
$ldap->cat($manager_dn, array('cn', 'mail'));
if ($attrs = $ldap->fetch() && isset($attrs['mail'][0])) {
$manager_mail = $attrs['mail'][0];
}
}
}
$this->sendConfirmationMail($cn, $email_address, $manager_mail);
}
function sendConfirmationMail($cn, $email_address, $manager_mail)
{
global $config;
if (empty($this->mail_body) || empty($this->mail_subject)) {
return;
}
$body = sprintf($this->mail_body, $cn, $this->uid);
/* From */
$headers = "From: ".$this->from_mail."\r\n";
$headers .= "Reply-To: ".$this->from_mail."\r\n";
$additional_parameters = "-f".$this->from_mail;
if (!empty($manager_mail)) {
$email_address .= ','.$manager_mail;
}
if (!mail($email_address, $this->mail_subject, $body, $headers, $additional_parameters)) {
$this->message[] = _('Contact your administrator, there was a problem with mail server');
}
}
function getUserDn()
{
global $config;
$users = objects::ls('user', NULL, NULL, '(uid='.$this->uid.')');
if (count($users) < 1) {
$this->message[] = sprintf(_('Did not find an account with login "%s"'), $this->uid);
return;
} elseif (count($users) > 1) {
$this->message[] = sprintf(_('Found multiple accounts with login "%s"'), $this->uid);
return;
}
return key($users);
}
}
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