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<?php
/**
* Copyright (C) 2008-2012 FluxBB
* based on code by Rickard Andersson copyright (C) 2002-2008 PunBB
* License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher
*/
if (isset($_GET['action']))
define('PUN_QUIET_VISIT', 1);
define('PUN_ROOT', dirname(__FILE__).'/');
require PUN_ROOT.'include/common.php';
// Load the login.php language file
require PUN_ROOT.'lang/'.$pun_user['language'].'/login.php';
$action = isset($_GET['action']) ? $_GET['action'] : null;
if (isset($_POST['form_sent']) && $action == 'in')
{
$form_username = pun_trim($_POST['req_username']);
$form_password = pun_trim($_POST['req_password']);
$save_pass = isset($_POST['save_pass']);
$username_sql = ($db_type == 'mysql' || $db_type == 'mysqli' || $db_type == 'mysql_innodb' || $db_type == 'mysqli_innodb') ? 'username=\''.$db->escape($form_username).'\'' : 'LOWER(username)=LOWER(\''.$db->escape($form_username).'\')';
$result = $db->query('SELECT * FROM '.$db->prefix.'users WHERE '.$username_sql) or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
$cur_user = $db->fetch_assoc($result);
$authorized = false;
if (!empty($cur_user['password']))
{
$form_password_hash = pun_hash($form_password); // Will result in a SHA-1 hash
// If there is a salt in the database we have upgraded from 1.3-legacy though haven't yet logged in
if (!empty($cur_user['salt']))
{
if (sha1($cur_user['salt'].sha1($form_password)) == $cur_user['password']) // 1.3 used sha1(salt.sha1(pass))
{
$authorized = true;
$db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\', salt=NULL WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error());
}
}
// If the length isn't 40 then the password isn't using sha1, so it must be md5 from 1.2
else if (strlen($cur_user['password']) != 40)
{
if (md5($form_password) == $cur_user['password'])
{
$authorized = true;
$db->query('UPDATE '.$db->prefix.'users SET password=\''.$form_password_hash.'\' WHERE id='.$cur_user['id']) or error('Unable to update user password', __FILE__, __LINE__, $db->error());
}
}
// Otherwise we should have a normal sha1 password
else
$authorized = ($cur_user['password'] == $form_password_hash);
}
if (!$authorized)
message($lang_login['Wrong user/pass'].' <a href="login.php?action=forget">'.$lang_login['Forgotten pass'].'</a>');
// Update the status if this is the first time the user logged in
if ($cur_user['group_id'] == PUN_UNVERIFIED)
{
$db->query('UPDATE '.$db->prefix.'users SET group_id='.$pun_config['o_default_user_group'].' WHERE id='.$cur_user['id']) or error('Unable to update user status', __FILE__, __LINE__, $db->error());
// Regenerate the users info cache
if (!defined('FORUM_CACHE_FUNCTIONS_LOADED'))
require PUN_ROOT.'include/cache.php';
generate_users_info_cache();
}
// Remove this user's guest entry from the online list
$db->query('DELETE FROM '.$db->prefix.'online WHERE ident=\''.$db->escape(get_remote_address()).'\'') or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
$expire = ($save_pass == '1') ? time() + 1209600 : time() + $pun_config['o_timeout_visit'];
pun_setcookie($cur_user['id'], $form_password_hash, $expire);
// Reset tracked topics
set_tracked_topics(null);
redirect(htmlspecialchars($_POST['redirect_url']), $lang_login['Login redirect']);
}
else if ($action == 'out')
{
if ($pun_user['is_guest'] || !isset($_GET['id']) || $_GET['id'] != $pun_user['id'] || !isset($_GET['csrf_token']) || $_GET['csrf_token'] != pun_hash($pun_user['id'].pun_hash(get_remote_address())))
{
header('Location: index.php');
exit;
}
// Remove user from "users online" list
$db->query('DELETE FROM '.$db->prefix.'online WHERE user_id='.$pun_user['id']) or error('Unable to delete from online list', __FILE__, __LINE__, $db->error());
// Update last_visit (make sure there's something to update it with)
if (isset($pun_user['logged']))
$db->query('UPDATE '.$db->prefix.'users SET last_visit='.$pun_user['logged'].' WHERE id='.$pun_user['id']) or error('Unable to update user visit data', __FILE__, __LINE__, $db->error());
pun_setcookie(1, pun_hash(uniqid(rand(), true)), time() + 31536000);
redirect('index.php', $lang_login['Logout redirect']);
}
else if ($action == 'forget' || $action == 'forget_2')
{
if (!$pun_user['is_guest'])
{
header('Location: index.php');
exit;
}
if (isset($_POST['form_sent']))
{
// Start with a clean slate
$errors = array();
require PUN_ROOT.'include/email.php';
// Validate the email address
$email = strtolower(pun_trim($_POST['req_email']));
if (!is_valid_email($email))
$errors[] = $lang_common['Invalid email'];
// Did everything go according to plan?
if (empty($errors))
{
$result = $db->query('SELECT id, username, last_email_sent FROM '.$db->prefix.'users WHERE email=\''.$db->escape($email).'\'') or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
if ($db->num_rows($result))
{
// Load the "activate password" template
$mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$pun_user['language'].'/mail_templates/activate_password.tpl'));
// The first row contains the subject
$first_crlf = strpos($mail_tpl, "\n");
$mail_subject = trim(substr($mail_tpl, 8, $first_crlf-8));
$mail_message = trim(substr($mail_tpl, $first_crlf));
// Do the generic replacements first (they apply to all emails sent out here)
$mail_message = str_replace('<base_url>', get_base_url().'/', $mail_message);
$mail_message = str_replace('<board_mailer>', $pun_config['o_board_title'], $mail_message);
// Loop through users we found
while ($cur_hit = $db->fetch_assoc($result))
{
if ($cur_hit['last_email_sent'] != '' && (time() - $cur_hit['last_email_sent']) < 3600 && (time() - $cur_hit['last_email_sent']) >= 0)
message(sprintf($lang_login['Email flood'], intval((3600 - (time() - $cur_hit['last_email_sent'])) / 60)), true);
// Generate a new password and a new password activation code
$new_password = random_pass(8);
$new_password_key = random_pass(8);
$db->query('UPDATE '.$db->prefix.'users SET activate_string=\''.pun_hash($new_password).'\', activate_key=\''.$new_password_key.'\', last_email_sent = '.time().' WHERE id='.$cur_hit['id']) or error('Unable to update activation data', __FILE__, __LINE__, $db->error());
// Do the user specific replacements to the template
$cur_mail_message = str_replace('<username>', $cur_hit['username'], $mail_message);
$cur_mail_message = str_replace('<activation_url>', get_base_url().'/profile.php?id='.$cur_hit['id'].'&action=change_pass&key='.$new_password_key, $cur_mail_message);
$cur_mail_message = str_replace('<new_password>', $new_password, $cur_mail_message);
pun_mail($email, $mail_subject, $cur_mail_message);
}
message($lang_login['Forget mail'].' <a href="mailto:'.$pun_config['o_admin_email'].'">'.$pun_config['o_admin_email'].'</a>.', true);
}
else
$errors[] = $lang_login['No email match'].' '.htmlspecialchars($email).'.';
}
}
$page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_login['Request pass']);
$required_fields = array('req_email' => $lang_common['Email']);
$focus_element = array('request_pass', 'req_email');
define ('PUN_ACTIVE_PAGE', 'login');
require PUN_ROOT.'header.php';
// If there are errors, we display them
if (!empty($errors))
{
?>
<div id="posterror" class="block">
<h2><span><?php echo $lang_login['New password errors'] ?></span></h2>
<div class="box">
<div class="inbox error-info">
<p><?php echo $lang_login['New passworderrors info'] ?></p>
<ul class="error-list">
<?php
foreach ($errors as $cur_error)
echo "\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n";
?>
</ul>
</div>
</div>
</div>
<?php
}
?>
<div class="blockform">
<h2><span><?php echo $lang_login['Request pass'] ?></span></h2>
<div class="box">
<form id="request_pass" method="post" action="login.php?action=forget_2" onsubmit="this.request_pass.disabled=true;if(process_form(this)){return true;}else{this.request_pass.disabled=false;return false;}">
<div class="inform">
<fieldset>
<legend><?php echo $lang_login['Request pass legend'] ?></legend>
<div class="infldset">
<input type="hidden" name="form_sent" value="1" />
<label class="required"><strong><?php echo $lang_common['Email'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input id="req_email" type="text" name="req_email" size="50" maxlength="80" /><br /></label>
<p><?php echo $lang_login['Request pass info'] ?></p>
</div>
</fieldset>
</div>
<p class="buttons"><input type="submit" name="request_pass" value="<?php echo $lang_common['Submit'] ?>" /><?php if (empty($errors)): ?> <a href="javascript:history.go(-1)"><?php echo $lang_common['Go back'] ?></a><?php endif; ?></p>
</form>
</div>
</div>
<?php
require PUN_ROOT.'footer.php';
}
if (!$pun_user['is_guest'])
{
header('Location: index.php');
exit;
}
// Try to determine if the data in HTTP_REFERER is valid (if not, we redirect to index.php after login)
if (!empty($_SERVER['HTTP_REFERER']))
{
$referrer = parse_url($_SERVER['HTTP_REFERER']);
// Remove www subdomain if it exists
if (strpos($referrer['host'], 'www.') === 0)
$referrer['host'] = substr($referrer['host'], 4);
// Make sure the path component exists
if (!isset($referrer['path']))
$referrer['path'] = '';
$valid = parse_url(get_base_url());
// Remove www subdomain if it exists
if (strpos($valid['host'], 'www.') === 0)
$valid['host'] = substr($valid['host'], 4);
// Make sure the path component exists
if (!isset($valid['path']))
$valid['path'] = '';
if ($referrer['host'] == $valid['host'] && preg_match('%^'.preg_quote($valid['path'], '%').'/(.*?)\.php%i', $referrer['path']))
$redirect_url = $_SERVER['HTTP_REFERER'];
}
if (!isset($redirect_url))
$redirect_url = 'index.php';
else if (preg_match('%viewtopic\.php\?pid=(\d+)$%', $redirect_url, $matches))
$redirect_url .= '#p'.$matches[1];
$page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_common['Login']);
$required_fields = array('req_username' => $lang_common['Username'], 'req_password' => $lang_common['Password']);
$focus_element = array('login', 'req_username');
define('PUN_ACTIVE_PAGE', 'login');
require PUN_ROOT.'header.php';
?>
<div class="blockform">
<h2><span><?php echo $lang_common['Login'] ?></span></h2>
<div class="box">
<form id="login" method="post" action="login.php?action=in" onsubmit="return process_form(this)">
<div class="inform">
<fieldset>
<legend><?php echo $lang_login['Login legend'] ?></legend>
<div class="infldset">
<input type="hidden" name="form_sent" value="1" />
<input type="hidden" name="redirect_url" value="<?php echo pun_htmlspecialchars($redirect_url) ?>" />
<label class="conl required"><strong><?php echo $lang_common['Username'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="text" name="req_username" size="25" maxlength="25" tabindex="1" /><br /></label>
<label class="conl required"><strong><?php echo $lang_common['Password'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br /><input type="password" name="req_password" size="25" tabindex="2" /><br /></label>
<div class="rbox clearb">
<label><input type="checkbox" name="save_pass" value="1" tabindex="3" /><?php echo $lang_login['Remember me'] ?><br /></label>
</div>
<p class="clearb"><?php echo $lang_login['Login info'] ?></p>
<p class="actions"><span><a href="register.php" tabindex="5"><?php echo $lang_login['Not registered'] ?></a></span> <span><a href="login.php?action=forget" tabindex="6"><?php echo $lang_login['Forgotten pass'] ?></a></span></p>
</div>
</fieldset>
</div>
<p class="buttons"><input type="submit" name="login" value="<?php echo $lang_common['Login'] ?>" tabindex="4" /></p>
</form>
</div>
</div>
<?php
require PUN_ROOT.'footer.php';
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