function AuthUser($user, $pass, $token) { // our global config opts global $defined; // initialize classes $db = new dbConn(); $val = new ValidateStrings(); $lib = new Authenticate(); $auth = new Encryption(); $sess = new Sessions(); $misc = new MiscFunctions(); $exit = new ExitApp(); // check our authentication requirements if (empty($user) && empty($pass) && empty($token)) { return -1; } // we have an existing authentication token present if (!empty($token) && empty($user) && empty($pass)) { $array = $auth->DecodeAuthToken($token); $user = base64_decode($array[0]); $pass = base64_decode($array[1]); $time = $array[4]; $current = $misc->GenTime(); if ($lib->AuthTimeOut($defined['timeout'], $time, $current) === -1) { return -2; } } // perform validation on username and password if ($val->ValidateAlphaChar($user) === -1 || $val->ValidateParagraph($pass) === -1) { return -3; } // see if the user exists for authenticaiton $data = $db->dbConnect($defined['dbhost'], $defined['username'], $defined['password'], $defined['dbname']); $query = "SELECT * FROM `auth_users` WHERE `username` = \"{$user}\" AND `password` = sha1( \"{$pass}\" )"; $query = $val->ValidateSQL($query, $data); // database problem if (($value = $db->dbQuery($query, $data)) === -1) { return -5; } // check user match if ($db->dbNumRows($value) === -1 || $db->dbNumRows($value) === 0) { return -4; } else { $return = 0; } // create our authentication session token if (empty($token)) { $array = $db->dbArrayResults($value); $x = $auth->GeneratePrivateKey($defined['enckeygen']); $access_date = $misc->GenDate(); $access_time = $misc->GenTimeRead(); $query = "UPDATE `auth_users` SET `access_date` = \"" . $access_date . "\", `access_time` = \"" . $access_time . "\", `session` = \"{$x}\" WHERE `id` = \"" . $array[0]['id'] . "\""; $value = $val->ValidateSQL($query, $data); if (($value = $db->dbQuery($value, $data)) === -1) { return -5; } $x = $auth->EncodePrivToHex($x); if (($token = $auth->EncodeAuthToken($array[0]['username'], $pass, $array[0]['level'], $array[0]['group'], $misc->GenTime(), $x)) !== -1) { $sess->RegisterSession("token", $token); $return = 0; } } $db->dbFreeData($query); $db->dbCloseConn($data); return $return; }