protected override void HandleRequest()
{
string email = Parameters["email"];
string password = Parameters["password"];
try
{
StationInfo stationInfo = StationCollection.Instance.FindOne();
if (stationInfo != null)
{
logger.DebugFormat("Station logon with stationId = {0}", stationInfo.Id);
StationLogOnResponse logonRes;
if (email != null && password != null)
{
using (WebClient agent = new WebClient())
{
Driver driver = DriverCollection.Instance.FindOne(Query.EQ("email", email));
if (driver == null)
{
throw new InvalidOperationException("User is not registered to this station");
}
// station.logon must be called before user.login to handle non-existing driver case
logonRes = StationApi.LogOn(new WebClient(), stationInfo.Id, email, password, StatusChecker.GetDetail());
User user = User.LogIn(agent, email, password);
// update user's session token
driver.session_token = user.Token;
DriverCollection.Instance.Save(driver);
}
}
else
{
StationApi api = new StationApi(stationInfo.Id, stationInfo.SessionToken);
logonRes = api.LogOn(new WebClient(), StatusChecker.GetDetail());
}
// update session in DB
stationInfo.SessionToken = logonRes.session_token;
StationCollection.Instance.Save(stationInfo);
logger.Debug("Station logon successfully, disable block auth of function server");
functionServer.BlockAuth(false);
}
logger.Debug("Start function server");
functionServer.Start();
stationTimer.Start();
logger.Debug("Start function server successfully");
RespondSuccess();
}
catch (WammerCloudException e)
{
if (e.WammerError == 0x4000 + 3) // driver already registered another station
{
logger.Error("Driver already registered another station");
// force user re-register the station on next startup
CleanDB();
// function server should be stopped if driver's info is removed
logger.Debug("Try to stop function server");
functionServer.Stop();
stationTimer.Stop();
throw new ServiceUnavailableException("Driver already registered another station", (int)StationApiError.AlreadyHasStaion);
}
else if (e.WammerError == 0x4000 + 4) // user does not exist
{
logger.Error("Driver account does not exist");
// force user re-register the station on next startup
CleanDB();
// function server should be stopped if driver's info is removed
logger.Debug("Try to stop function server");
functionServer.Stop();
stationTimer.Stop();
throw;
}
else
{
throw;
}
}
}
public StationTimer(HttpServer functionServer)
{
statusChecker = new StatusChecker(STATUS_CHECK_PERIOD, functionServer);
}