<?php
// (c) Copyright 2002-2011 by authors of the Tiki Wiki CMS Groupware Project
// 
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id: tiki-remind_password.php 36140 2011-08-14 20:45:04Z changi67 $

require_once ('tiki-setup.php');
$access->check_feature('forgotPass');
$smarty->assign('showmsg', 'n');
$smarty->assign('showfrm', 'y');
$isvalid = false;
if (isset($_REQUEST["user"])) {
	// this is a 'new password activation':
	if (isset($_REQUEST["actpass"])) {
		$oldPass = $userlib->activate_password($_REQUEST["user"], $_REQUEST["actpass"]);
		if ($oldPass) {
			header("location: tiki-change_password.php?user=" . urlencode($_REQUEST["user"]) . "&oldpass=" . $oldPass);
			die;
		}
		$smarty->assign('msg', tra("Invalid username or activation code. Maybe this code has already been used."));
		$smarty->display("error.tpl");
		die;
	}
}
if (isset($_REQUEST["remind"])) {
	if (!empty($_REQUEST['name'])) {
		if (!$userlib->user_exists($_REQUEST['name'])) {
			$showmsg = 'e';
			$smarty->assign('msg', tra('Invalid or unknown username') . ': ' . $_REQUEST['name']);
		} else {
			$info = $userlib->get_user_info($_REQUEST["name"]);
			if (empty($info['email'])) { //only renew if i can mail the pass
				$showmsg = 'e';
				$smarty->assign('msg', tra('Unable to send mail. User has not configured email'));
			} elseif (!empty($info['valid']) && ($prefs['validateRegistration'] == 'y' || $prefs['validateUsers'] == 'y')) {
				$showmsg = 'e';
				$userlib->send_validation_email($_REQUEST["name"], $info['valid'], $info['email'], 'y');
			} else {
				$_REQUEST['email'] = $info['email'];
			}
		}
	} else if (!empty($_REQUEST['email'])) {
		if (!($_REQUEST['name'] = $userlib->get_user_by_email($_REQUEST['email']))) {
			$showmsg = 'e';
			$smarty->assign('msg', tra('Invalid or unknown email') . ': ' . $_REQUEST['email']);
		}
	} else {
		$showmsg = 'e';
		$smarty->assign('msg', tra('Please provide a username or email.'));
	}
	if (isset($showmsg) && $showmsg == 'e') {
		$smarty->assign('showmsg', 'e');
	} else {
		include_once ('lib/webmail/tikimaillib.php');
		$name = $_REQUEST['name'];
		if ($prefs['feature_clear_passwords'] == 'y') {
			$pass = $userlib->get_user_password($name);
			$smarty->assign('clearpw', 'y');
		} else {
			$pass = $userlib->renew_user_password($name);
			$smarty->assign('clearpw', 'n');
		}
		$languageEmail = $tikilib->get_user_preference($name, "language", $prefs['site_language']);
		// Now check if the user should be notified by email
		$foo = parse_url($_SERVER["REQUEST_URI"]);
		$machine = $tikilib->httpPrefix( true ) . dirname($foo["path"]);
		$machine = preg_replace("!/$!", "", $machine); // just incase
		$smarty->assign('mail_machine', $machine);
		$smarty->assign('mail_site', $_SERVER["SERVER_NAME"]);
		$smarty->assign('mail_user', $name);
		$smarty->assign('mail_same', $prefs['feature_clear_passwords']);
		$smarty->assign('mail_pass', $pass);
		$smarty->assign('mail_apass', md5($pass));
		$smarty->assign('mail_ip', $tikilib->get_ip_address());
		$mail_data = sprintf($smarty->fetchLang($languageEmail, 'mail/password_reminder_subject.tpl'), $_SERVER["SERVER_NAME"]);
		$mail = new TikiMail($name);
		$mail->setSubject($mail_data);
		$mail->setText(stripslashes($smarty->fetchLang($languageEmail, 'mail/password_reminder.tpl')));

		// grab remote IP through forwarded-for header when served by cache
		$mail->setHeader( 'X-Password-Reset-From', $tikilib->get_ip_address() );

		if (!$mail->send(array($_REQUEST['email']))) {
			$smarty->assign('msg', tra("The mail can't be sent. Contact the administrator"));
			$smarty->display("error.tpl");
			die;
		}
		// Just show "success" message and no form
		$smarty->assign('showmsg', 'y');
		$smarty->assign('showfrm', 'n');
		if ($prefs['feature_clear_passwords'] == 'y') {
			$tmp = tra("A password reminder email has been sent ");
		} else {
			$tmp = tra("An email with a link to reset your password has been sent ");
		}
		if ($prefs['login_is_email'] == 'y') $tmp.= tra("to the email");
		else $tmp.= tra("to the registered email address for");
		$tmp.= " " . $name . ". ";
		$tmp.= tra('Please contact the Administrator if you do not get the email, or if there is an issue with resetting the password.');
		$smarty->assign('msg', $tmp);
	}
}
// disallow robots to index page:
$smarty->assign('metatag_robots', 'NOINDEX, NOFOLLOW');
// Display the template
$smarty->assign('mid', 'tiki-remind_password.tpl');
$smarty->display("tiki.tpl");
