re-login."); die(403); } } function generateSessionId() { $str = "sessionId"; $str .= $_SERVER['REMOTE_ADDR']; $str .= date("Ymd"); $str .= (isset($_SESSION['householdId']) ? $_SESSION['householdId'] : rand()); return md5($str); } function logout() { unset($_SESSION['sessionId']); } function login($householdId, $password) { global $db; initDatabaseConnection(); $resultSet = $db->query("SELECT * FROM household WHERE id = $householdId"); $household = $resultSet->fetchArray(); if($household) { $testHash = createPasswordHash($password, $household['password_salt']); if($household['password_hash'] == $testHash) { $_SESSION['householdId'] = $householdId; $_SESSION['sessionId'] = generateSessionId(); $_SESSION['householdName'] = $household['name']; $_SESSION['householdCurrency'] = $household['currency']; return true; } } return false; } function updateHouseholdInfo($name, $currency) { $_SESSION['householdName'] = $name; $_SESSION['householdCurrency'] = $currency; } function getHouseholdId() { return $_SESSION['householdId']; } function getHouseholdName() { return $_SESSION['householdName']; } function getHouseholdCurrency() { return $_SESSION['householdCurrency']; } ?>