/** * Check that the session is active and valid for the user passed. * @param string $userid * @return User or Error */ function validateUserSession($userid) { global $USER, $LNG; $validateSession = validateSession($userid); if (strcmp($validateSession, $LNG->CORE_SESSION_OK) != 0) { $ERROR = new error(); $ERROR->createValidateSessionError($validateSession); return $ERROR; } $user = $USER; return $user; }