diff options
Diffstat (limited to 'include/functions_user.inc.php')
-rw-r--r-- | include/functions_user.inc.php | 62 |
1 files changed, 58 insertions, 4 deletions
diff --git a/include/functions_user.inc.php b/include/functions_user.inc.php index c3048d6b0..ba085127f 100644 --- a/include/functions_user.inc.php +++ b/include/functions_user.inc.php @@ -550,15 +550,69 @@ function get_language_filepath($filename) */ function log_user($user_id, $remember_me) { - global $conf; - $session_length = $conf['session_length']; + global $conf, $user; + if ($remember_me) { - $session_length = $conf['remember_me_length']; + // search for an existing auto_login_key + $query = ' +SELECT auto_login_key + FROM '.USERS_TABLE.' + WHERE '.$conf['user_fields']['id'].' = '.$user_id.' +;'; + + $auto_login_key = current(mysql_fetch_assoc(pwg_query($query))); + if (empty($auto_login_key)) + { + $auto_login_key = base64_encode(md5(uniqid(rand(), true))); + $query = ' +UPDATE '.USERS_TABLE.' + SET auto_login_key=\''.$auto_login_key.'\' + WHERE '.$conf['user_fields']['id'].' = '.$user_id.' +;'; + pwg_query($query); + } + $cookie = array('id' => $user_id, 'key' => $auto_login_key); + setcookie($conf['remember_me_name'], + serialize($cookie), + time()+$conf['remember_me_length'], + cookie_path() + ); } - session_set_cookie_params($session_length); session_start(); $_SESSION['pwg_uid'] = $user_id; + + $user['id'] = $_SESSION['pwg_uid']; + $user['is_the_guest'] = false; +} + +/* + * Performs auto-connexion when cookie remember_me exists + * @return void +*/ +function auto_login() { + global $conf; + + // must remove slash added in include/common.inc.php + $cookie = unserialize(stripslashes($_COOKIE[$conf['remember_me_name']])); + + $query = ' +SELECT auto_login_key + FROM '.USERS_TABLE.' + WHERE '.$conf['user_fields']['id'].' = '.$cookie['id'].' +;'; + + $auto_login_key = current(mysql_fetch_assoc(pwg_query($query))); + if ($auto_login_key == $cookie['key']) + { + log_user($cookie['id'], false); + redirect(make_index_url()); + } + else + { + setcookie($conf['remember_me_name'], '', 0, cookie_path()); + redirect(make_index_url()); + } } /* |