/// <summary>
/// Read some data from the HTTP response stream, handling I/O errors.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
/// <param name="data">
/// data buffer to use to read data
/// </param>
/// <param name="entityStream">
/// entityStream stream for reading the HTTP response entity
/// </param>
/// <returns>
/// the number of bytes actually read or -1 if the end of the stream has been reached
/// </returns>
private int ReadFromResponse(State state, InnerState innerState, byte[] data, Stream entityStream)
{
try
{
return(entityStream.Read(data, 0, data.Length));
}
catch (IOException ex)
{
this.LogNetworkState();
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
DownloadsDatabase.UpdateDownload(this.downloadInfo);
string message;
ExpansionDownloadStatus finalStatus;
if (CannotResume(innerState))
{
finalStatus = ExpansionDownloadStatus.CannotResume;
message =
string.Format("while reading response: {0}, can't resume interrupted download with no ETag", ex);
}
else
{
finalStatus = this.GetFinalStatusForHttpError(state);
message = string.Format("while reading response: {0}", ex);
}
throw new StopRequestException(finalStatus, message, ex);
}
}
public AbstractActivatedState(Connection connection, ConnectionParameter param, TcpClient tcpControlConnection)
{
innerState = InnerState.ACTIVE;
this.connection = connection;
this.param = param;
this.tcpControlConnection = tcpControlConnection;
this.stream = tcpControlConnection.GetStream();
this.mouse = new MouseExecutor(connection.HeightClientMonitor, connection.WidthClientMonitor);
this.keyboard = new KeyboardExecutor();
this.clipboard = null;
controlConnectionListener = new BackgroundWorker();
controlConnectionListener.WorkerSupportsCancellation = true;
controlConnectionListener.WorkerReportsProgress = true;
controlConnectionListener.DoWork += controlConnectionListener_DoWork;
controlConnectionListener.RunWorkerCompleted += controlConnectionListener_RunWorkerCompleted;
controlConnectionListener.ProgressChanged += controlConnectionListener_ProgressChanged;
controlConnectionListener.RunWorkerAsync();
clipboardWorker = new BackgroundWorker();
clipboardWorker.WorkerSupportsCancellation = true;
clipboardWorker.WorkerReportsProgress = true;
clipboardWorker.DoWork += clipboardWorker_DoWork;
clipboardWorker.RunWorkerCompleted += clipboardWorker_RunWorkerCompleted;
clipboardWorker.ProgressChanged += clipboardWorker_ProgressChanged;
ListeningForMouse();
}
/// <summary>
/// Fully execute a single download request - setup and send the request,
/// handle the response, and transfer the data to the destination file.
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="request">
/// The request.
/// </param>
private void ExecuteDownload(State state, HttpWebRequest request)
{
var innerState = new InnerState();
var data = new byte[DownloaderService.BufferSize];
this.CheckPausedOrCanceled();
this.SetupDestinationFile(state, innerState);
AddRequestHeaders(innerState, request);
// check just before sending the request to avoid using an invalid connection at all
this.CheckConnectivity();
this.downloadNotification.OnDownloadStateChanged(DownloaderState.Connecting);
HttpWebResponse response = this.SendRequest(state, request);
this.HandleExceptionalStatus(state, innerState, response);
Debug.WriteLine("DownloadThread : received response for {0}", this.downloadInfo.Uri);
this.ProcessResponseHeaders(state, innerState, response);
Stream entityStream = this.OpenResponseEntity(state, response);
this.downloadNotification.OnDownloadStateChanged(DownloaderState.Downloading);
this.TransferData(state, innerState, data, entityStream);
}
/// <summary>
/// Check the HTTP response status and handle anything unusual (e.g. not 200/206).
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="response">
/// The response.
/// </param>
private void HandleExceptionalStatus(State state, InnerState innerState, HttpWebResponse response)
{
HttpStatusCode statusCode = response.StatusCode;
if (statusCode == HttpStatusCode.ServiceUnavailable &&
this.downloadInfo.FailedCount < DownloaderService.MaximumRetries)
{
HandleServiceUnavailable(state, response);
}
switch (statusCode)
{
case HttpStatusCode.TemporaryRedirect:
case HttpStatusCode.SeeOther:
case HttpStatusCode.Found:
case HttpStatusCode.Moved:
this.HandleRedirect(state, response, statusCode);
break;
}
HttpStatusCode expectedStatus = innerState.ContinuingDownload
? HttpStatusCode.PartialContent
: HttpStatusCode.OK;
if (statusCode != expectedStatus)
{
HandleOtherStatus(innerState, statusCode);
}
else
{
// no longer redirected
state.RedirectCount = 0;
}
}
public AbstractActivatedState(Connection connection, ConnectionParameter param, TcpClient tcpControlConnection)
{
innerState = InnerState.ACTIVE;
this.connection = connection;
this.param = param;
this.tcpControlConnection = tcpControlConnection;
this.stream = tcpControlConnection.GetStream();
this.mouse = new MouseExecutor(connection.HeightClientMonitor, connection.WidthClientMonitor);
this.keyboard = new KeyboardExecutor();
this.clipboard = null;
controlConnectionListener = new BackgroundWorker();
controlConnectionListener.WorkerSupportsCancellation = true;
controlConnectionListener.WorkerReportsProgress = true;
controlConnectionListener.DoWork += controlConnectionListener_DoWork;
controlConnectionListener.RunWorkerCompleted += controlConnectionListener_RunWorkerCompleted;
controlConnectionListener.ProgressChanged += controlConnectionListener_ProgressChanged;
controlConnectionListener.RunWorkerAsync();
clipboardWorker = new BackgroundWorker();
clipboardWorker.WorkerSupportsCancellation = true;
clipboardWorker.WorkerReportsProgress = true;
clipboardWorker.DoWork += clipboardWorker_DoWork;
clipboardWorker.RunWorkerCompleted += clipboardWorker_RunWorkerCompleted;
clipboardWorker.ProgressChanged += clipboardWorker_ProgressChanged;
ListeningForMouse();
}
/// <summary>
/// Called when we've reached the end of the HTTP response stream, to update the database and
/// check for consistency.
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="innerState">
/// The inner State.
/// </param>
private void HandleEndOfStream(State state, InnerState innerState)
{
Debug.WriteLine("HandleEndOfStream");
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
//// this should always be set from the market
// if (innerState.HeaderContentLength == null)
// {
// downloadInfo.TotalBytes = innerState.BytesSoFar;
// }
DownloadsDatabase.UpdateDownload(this.downloadInfo);
bool lengthMismatched = innerState.HeaderContentLength != null &&
innerState.BytesSoFar != int.Parse(innerState.HeaderContentLength);
if (lengthMismatched)
{
string message;
ExpansionDownloadStatus finalStatus;
if (CannotResume(innerState))
{
finalStatus = ExpansionDownloadStatus.CannotResume;
message = "mismatched content length";
}
else
{
finalStatus = this.GetFinalStatusForHttpError(state);
message = "closed socket before end of file";
}
throw new StopRequestException(finalStatus, message);
}
}
public override int GetHashCode()
{
int hash = 1;
if (State != global::Google.Cloud.Dataproc.V1.ClusterOperationStatus.Types.State.Unknown)
{
hash ^= State.GetHashCode();
}
if (InnerState.Length != 0)
{
hash ^= InnerState.GetHashCode();
}
if (Details.Length != 0)
{
hash ^= Details.GetHashCode();
}
if (stateStartTime_ != null)
{
hash ^= StateStartTime.GetHashCode();
}
if (_unknownFields != null)
{
hash ^= _unknownFields.GetHashCode();
}
return(hash);
}
public override void on_start(InnerState state)
{
anim = GetComponent <Animator>();
state.set(InnerState.Emotion.Hungry, 0.0f);
state.set(InnerState.Emotion.NotHungry, 1.0f);
}
public override void InnerRestart()
{
base.InnerRestart();
toy = null;
collectionPoint = null;
state = InnerState.Setup;
}
public override int GetHashCode()
{
int hash = 1;
if (State != 0)
{
hash ^= State.GetHashCode();
}
if (InnerState.Length != 0)
{
hash ^= InnerState.GetHashCode();
}
if (Details.Length != 0)
{
hash ^= Details.GetHashCode();
}
if (stateStartTime_ != null)
{
hash ^= StateStartTime.GetHashCode();
}
if (_unknownFields != null)
{
hash ^= _unknownFields.GetHashCode();
}
return(hash);
}
void controlConnectionListener_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
WriteMessage(stream, (byte[])e.UserState, 0, COMMAND_LENGHT);
}
catch (NetworkException)
{
Trace.TraceError("NetworkException in controlConnectionListener_ProgressChanged().");
innerState = InnerState.STOP_BY_NETWORK_ERROR;
controlConnectionListener.CancelAsync();
}
catch (SocketException se)
{
Trace.TraceError("SocketException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\nSocket error:{1}\n", se.StackTrace, se.SocketErrorCode);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
catch (IOException ioe)
{
Trace.TraceError("IOException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\n", ioe.StackTrace);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
}
private void mouseWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
if (innerState == InnerState.STOP_BY_ERROR || innerState == InnerState.STOP_BY_NETWORK_ERROR || innerState == InnerState.STOP_BY_CONTROLLER)
{
return;
}
if (e.Result != null)
{
string result = e.Result as string;
switch (result)
{
case NETWORK_ERROR_RESULT:
innerState = InnerState.STOP_BY_NETWORK_ERROR;
if (controlConnectionListener.IsBusy)
{
controlConnectionListener.CancelAsync();
}
break;
case CLIENT_ERROR_RESULT:
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy)
{
controlConnectionListener.CancelAsync();
}
break;
}
}
}
void clipboardWorker_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
//invio il messaggio di ack
WriteMessage(stream, TipoComandoBytes.ACTIVE_CLIPBOARD_ACK, 0, TipoComandoBytes.ACTIVE_CLIPBOARD_ACK.Length);
}
catch (IOException ioe)
{
Trace.TraceError("IOException in clipboardWorker_ProgressChanged(). Stack trace:\n{0}\n", ioe.StackTrace);
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy)
{
controlConnectionListener.CancelAsync();
}
}
catch (SocketException se)
{
Trace.TraceError("SocketException in clipboardWorker_ProgressChanged(). Stack trace:\n{0}\nSocket error:{1}\n", se.StackTrace, se.SocketErrorCode);
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy)
{
controlConnectionListener.CancelAsync();
}
}
catch (NetworkException)
{
Trace.TraceError("NetworkException in clipboardWorker_ProgressChanged().");
innerState = InnerState.STOP_BY_NETWORK_ERROR;
if (controlConnectionListener.IsBusy)
{
controlConnectionListener.CancelAsync();
}
}
}
/// <summary>
/// Report download progress through the database if necessary.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
private void ReportProgress(InnerState innerState)
{
long now = PolicyExtensions.GetCurrentMilliseconds();
if (innerState.BytesSoFar - innerState.BytesNotified > DownloaderService.MinimumProgressStep &&
now - innerState.TimeLastNotification > DownloaderService.MinimumProgressTime)
{
// we store progress updates to the database here
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
DownloadsDatabase.UpdateDownloadCurrentBytes(this.downloadInfo);
innerState.BytesNotified = innerState.BytesSoFar;
innerState.TimeLastNotification = now;
long totalBytesSoFar = innerState.BytesThisSession + this.downloaderService.BytesSoFar;
Debug.WriteLine(
"DownloadThread : downloaded {0} out of {1}",
this.downloadInfo.CurrentBytes,
this.downloadInfo.TotalBytes);
Debug.WriteLine(
"DownloadThread : total {0} out of {1}", totalBytesSoFar, this.downloaderService.TotalLength);
this.downloaderService.NotifyUpdateBytes(totalBytesSoFar);
}
}
void controlConnectionListener_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
switch (e.ProgressPercentage)
{
case 0:
WriteMessage(stream, (byte[])e.UserState, 0, COMMAND_LENGHT);
break;
case 100:
bool isRemoteCopy = (bool)e.UserState;
ListeningForClipboard(isRemoteCopy);
break;
}
}
catch (NetworkException)
{
Trace.TraceError("NetworkException in controlConnectionListener_ProgressChanged().");
innerState = InnerState.STOP_BY_NETWORK_ERROR;
controlConnectionListener.CancelAsync();
}
catch (SocketException se)
{
Trace.TraceError("SocketException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\nSocket error:{1}\n", se.StackTrace, se.SocketErrorCode);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
catch (IOException ioe)
{
Trace.TraceError("IOException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\n", ioe.StackTrace);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
}
/// <summary>
/// Prepare the destination file to receive data.
/// If the file already exists, we'll set up appropriately for resumption.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
private void SetupDestinationFile(State state, InnerState innerState)
{
if (state.Filename != null)
{
// only true if we've already run a thread for this download
if (!Helpers.IsFilenameValid(state.Filename))
{
// this should never happen
throw new StopRequestException(
ExpansionDownloadStatus.FileError, "found invalid internal destination filename");
}
// We're resuming a download that got interrupted
if (File.Exists(state.Filename))
{
long fileLength = new FileInfo(state.Filename).Length;
if (fileLength == 0)
{
// The download hadn't actually started, we can restart from scratch
File.Delete(state.Filename);
state.Filename = null;
}
else if (this.downloadInfo.ETag == null)
{
// This should've been caught upon failure
File.Delete(state.Filename);
throw new StopRequestException(
ExpansionDownloadStatus.CannotResume, "Trying to resume a download that can't be resumed");
}
else
{
// All right, we'll be able to resume this download
try
{
state.Stream = new FileStream(state.Filename, FileMode.Append);
}
catch (FileNotFoundException exc)
{
throw new StopRequestException(
ExpansionDownloadStatus.FileError, "while opening destination for resuming: " + exc, exc);
}
innerState.BytesSoFar = (int)fileLength;
if (this.downloadInfo.TotalBytes != -1)
{
innerState.HeaderContentLength = this.downloadInfo.TotalBytes.ToString();
}
innerState.HeaderETag = this.downloadInfo.ETag;
innerState.ContinuingDownload = true;
}
}
}
if (state.Stream != null)
{
CloseDestination(state);
}
}
public void Interact(RaycastHit hit)
{
switch (state)
{
case InnerState.Placing:
// If it can not be placed simply break
if (canPlace == false)
{
break;
}
// otherwise set the state to the next state and save the MousePosition for the rotation
state = InnerState.Rotating;
rotateAroundMosPos = Input.mousePosition;
break;
case InnerState.Rotating:
// If the building can not be placed then simply break
if (canPlace == false)
{
break;
}
// Add it to the town. If there are not enough resources then delete the building
Town town = TownDict.Instance.Towns[0]; // TODO: Replace if multiple towns are allowed
if (town.Supplies.AdjustAmount(Cost) == false)
{
UIManager.Instance.DisplayEvent(ToyEvent.NotEnoughResources);
DeSelect();
return;
}
town.AddBuilding(building);
// Set the state to the placed state
state = InnerState.Placed;
// Deselect the building from the camera controller
if (CameraController.Instance.DeSelect(this) == false)
{
DeSelect();
}
// Reenable all colliders
for (int i = 0; i < colliders.Count; i++)
{
colliders[i].enabled = true;
}
buildingsSelectable = GetComponent <IBuildingsSelectable>();
SetOutlineColor(0);
building.OnBuildingPlaced();
break;
}
}
public LibraryController(ILibraryView view)
{
this.state = InnerState.INITIAL;
binding = new WS2007HttpBinding(new HttpTransportBindingConfig(new Uri("http://" + IP_ADDRESS + "/LibraryWS/Service.svc")));
View = view;
View.Controller = this;
View.ShowLoginPage();
}
public bool Invalid(TValidationResult result, string reason, string?debugMessage = null)
{
Result = result;
RejectReason = reason;
DebugMessage = debugMessage;
_mode = InnerState.Invalid;
return(false);
}
private void Clear()
{
mInnerState = InnerState.Idle;
mGetVersionInfoEvent = null;
mReqResult = null;
UrlList = null;
mCurReqUrlIndex = DefaultUrlsReqIndex;
mCurRequest = null;
}
public bool Error(string reason)
{
if (_mode == InnerState.Valid)
{
RejectReason = reason;
}
_mode = InnerState.Error;
return(false);
}
public override void on_update(AnimalShelter shelter, InnerState state)
{
state.change(InnerState.Emotion.Lonely, 0.01f * Time.deltaTime);
state.change(InnerState.Emotion.Loved, -0.01f * Time.deltaTime);
refresh_emotion(state);
if (state.get(InnerState.Emotion.Lonely) > 0.8f)
{
shelter.kill(this);
}
}
public void Stop()
{
try
{
innerState = InnerState.STOP_BY_USER;
WriteMessage(stream, TipoComandoBytes.CLOSE_CONNECTION, 0, TipoComandoBytes.CLOSE_CONNECTION.Length);
controlConnectionListener.CancelAsync();
}
catch (Exception e)
{ /*non devo fare nulla perché sto chiudendo*/
Trace.TraceError("Exception in Stop(). Stack trace:\n{0}\n", e.StackTrace);
}
}
private void Update()
{
if (this._outerState == OuterState.Glow)
{
float t = this._timer / 0.2f;
this._mpb_flagFader.LerpAlpha(t);
this._mpb_outerFader.LerpAlpha(t);
if (this._timer > 0.2f)
{
this._outerState = OuterState.Idle;
}
}
else if (this._outerState == OuterState.Idle)
{
}
if (this._innerState == InnerState.Hide)
{
if (this._timer > this._config.InnerStartDelay)
{
this._innerState = InnerState.Inflate;
}
}
else if (this._innerState == InnerState.Inflate)
{
float time = (this._timer - this._config.InnerStartDelay) / this._config.InnerInflateDuration;
if (time > 1f)
{
this.innerHint.localScale = (Vector3)(Vector3.one * this._innerMaxScale);
this._innerState = InnerState.FadeOut;
}
else
{
this._mpb_flagFader.LerpAlpha(this.outerFadeCurve.Evaluate(time));
this._mpb_outerFader.LerpAlpha(this.outerFadeCurve.Evaluate(time));
this.innerHint.localScale = (Vector3)(Vector3.one * Mathf.Lerp(this._innerMinScale, this._innerMaxScale, this.inflateCurve.Evaluate(time)));
}
}
else if (this._innerState == InnerState.FadeOut)
{
float num3 = ((this._timer - this._config.InnerStartDelay) - this._config.InnerInflateDuration) / this.fadeOutTime;
if (num3 > 1f)
{
base.SetDestroy();
}
else
{
this._mpb_innerFader.LerpAlpha(this.fadeOutCurve.Evaluate(num3));
}
}
this._timer += Time.deltaTime * this._owner.TimeScale;
}
protected override void InnerAwake()
{
// Deactivate all colliders
colliders = new List <Collider>();
transform.GetComponentsInChildren(false, colliders);
for (int i = 0; i < colliders.Count; i++)
{
colliders[i].enabled = false;
}
building = GetComponent <Building>();
state = InnerState.Placing;
canPlace = false;
}
/// <summary>
/// Add headers for this download to the HTTP request to allow for resume.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="request">
/// The request.
/// </param>
private static void AddRequestHeaders(InnerState innerState, HttpWebRequest request)
{
if (innerState.ContinuingDownload)
{
if (innerState.HeaderETag != null)
{
request.Headers.Add("If-Match", innerState.HeaderETag);
}
request.AddRange(innerState.BytesSoFar);
}
// request.SendChunked = true;
}
/// <summary>
/// Read HTTP response headers and take appropriate action, including setting up the destination
/// file and updating the database.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
/// <param name="response">
/// </param>
private void ProcessResponseHeaders(State state, InnerState innerState, HttpWebResponse response)
{
if (!innerState.ContinuingDownload)
{
this.ReadResponseHeaders(innerState, response);
try
{
state.Filename = this.downloaderService.GenerateSaveFile(
this.downloadInfo.FileName, this.downloadInfo.TotalBytes);
}
catch (DownloaderService.GenerateSaveFileError exc)
{
throw new StopRequestException(exc.Status, exc.Message);
}
try
{
if (!File.Exists(state.Filename))
{
// make sure the directory exists
string path = Helpers.GetSaveFilePath(this.downloaderService);
if (!string.IsNullOrWhiteSpace(path))
{
Directory.CreateDirectory(path);
}
state.Stream = new FileStream(state.Filename, FileMode.Create);
}
else
{
state.Stream = new FileStream(state.Filename, FileMode.Open);
}
}
catch (Exception ex)
{
throw new StopRequestException(
ExpansionDownloadStatus.FileError, string.Format("while opening destination file: {0}", ex), ex);
}
Debug.WriteLine("DownloadThread : writing {0} to {1}", this.downloadInfo.Uri, state.Filename);
this.UpdateDatabaseFromHeaders(innerState);
// check connectivity again now that we know the total size
this.CheckConnectivity();
}
}
private void WaitingForRequestToHttpServer()
{
if (Time.realtimeSinceStartup - mStartTime > mReqInternal)
{
mInnerState = InnerState.RequestAgain;
s_mLogger.Info("Request again!");
}
else
{
if (!CheckCurrentUrlValid())
{
mInnerState = InnerState.RequestFailure;
}
}
}
public override void on_update(AnimalShelter shelter, InnerState state)
{
become_hungry(state);
if (state.get(InnerState.Emotion.Hungry) > 0.9f) // Replace lonely with hunger
{
if (try_eat_neighbour(shelter, state))
{
state.set(InnerState.Emotion.Hungry, 0.0f);
state.set(InnerState.Emotion.NotHungry, 1.0f);
}
}
refresh_emotion(state);
}
private void refresh_emotion(InnerState state, bool forced = false)
{
var sorted = state.get_emotions_sorted_by_intensity();
var current = sorted.GetEnumerator();
prev = emotion;
if (current.MoveNext())
{
emotion = current.Current.Value;
bool changed = prev != emotion;
if (changed || forced)
{
set_animation(emotion);
}
}
}
public void ReqGetVersion(LighthouseConfig.Server serverData, string appVersion, string lighthouseId, string channel, FileServerType fromTo, Action <GetVersionResponseInfo> getVersionResponseInfoAction)
{
Clear();
UrlList = new string[serverData.FallbackUrlList.Count + 1];
UrlList[0] = serverData.Url;
serverData.FallbackUrlList.ForCall((x, index) => { UrlList[index + 1] = x; });
s_mLogger.Debug($"[appVersion : {appVersion}] [lighthouseId : {lighthouseId}] [channel : {channel}] [fromTo : {fromTo}] .");
mAppVersion = appVersion;
mChannel = channel;
mGetVersionInfoEvent = getVersionResponseInfoAction;
mCurRequest = new EntryPointRequest();
mCurRequest.AppVersion = appVersion;
mCurRequest.LighthouseId = lighthouseId;
mCurRequest.From = (fromTo == FileServerType.CDN) ? EntryPointFromType.Cdn : EntryPointFromType.Oss;
mInnerState = InnerState.StartRequest;
}
public AgentStepMessage Step(Action action)
{
if (_agent == null)
{
return(null);
}
switch (action)
{
case Action.Up:
MoveUp();
break;
case Action.Down:
MoveDown();
break;
case Action.Left:
MoveLeft();
break;
case Action.Right:
MoveRight();
break;
default:
break;
}
_currMoveSteps += 1;
InnerState state = GetCurrentState();
AgentStepMessage msg = new AgentStepMessage
{
Reward = state.reward,
IsDone = state.isDone
};
TotalReward += msg.Reward;
_prevAgentPos = _agent.transform.position;
ClearColliderObj(state.colliderObj);
return(msg);
}
/// <summary>
/// The cannot resume.
/// </summary>
/// <param name="innerState">
/// The inner state.
/// </param>
/// <returns>
/// True if the download cannot resume, otherwise false
/// </returns>
private static bool CannotResume(InnerState innerState)
{
return innerState.BytesSoFar > 0 && innerState.HeaderETag == null;
}
/// <summary>
/// Read HTTP response headers and take appropriate action, including setting up the destination
/// file and updating the database.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
/// <param name="response">
/// </param>
private void ProcessResponseHeaders(State state, InnerState innerState, HttpWebResponse response)
{
if (!innerState.ContinuingDownload)
{
this.ReadResponseHeaders(innerState, response);
try
{
state.Filename = this.downloaderService.GenerateSaveFile(
this.downloadInfo.FileName, this.downloadInfo.TotalBytes);
}
catch (DownloaderService.GenerateSaveFileError exc)
{
throw new StopRequestException(exc.Status, exc.Message);
}
try
{
if (!File.Exists(state.Filename))
{
// make sure the directory exists
string path = Helpers.GetSaveFilePath(this.downloaderService);
if (!string.IsNullOrWhiteSpace(path))
{
Directory.CreateDirectory(path);
}
state.Stream = new FileStream(state.Filename, FileMode.Create);
}
else
{
state.Stream = new FileStream(state.Filename, FileMode.Open);
}
}
catch (Exception ex)
{
throw new StopRequestException(
ExpansionDownloadStatus.FileError, string.Format("while opening destination file: {0}", ex), ex);
}
Debug.WriteLine("DownloadThread : writing {0} to {1}", this.downloadInfo.Uri, state.Filename);
this.UpdateDatabaseFromHeaders(innerState);
// check connectivity again now that we know the total size
this.CheckConnectivity();
}
}
/// <summary>
/// Transfer as much data as possible from the HTTP response to the destination file.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
/// <param name="data">
/// buffer to use to read data
/// </param>
/// <param name="entityStream">
/// stream for reading the HTTP response entity
/// </param>
private void TransferData(State state, InnerState innerState, byte[] data, Stream entityStream)
{
int bytesRead;
do
{
bytesRead = this.ReadFromResponse(state, innerState, data, entityStream);
if (bytesRead != 0)
{
state.GotData = true;
WriteDataToDestination(state, data, bytesRead);
innerState.BytesSoFar += bytesRead;
innerState.BytesThisSession += bytesRead;
this.ReportProgress(innerState);
this.CheckPausedOrCanceled();
}
}
while (bytesRead != 0);
// success, end of stream already reached
this.HandleEndOfStream(state, innerState);
}
/// <summary>
/// Add headers for this download to the HTTP request to allow for resume.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="request">
/// The request.
/// </param>
private static void AddRequestHeaders(InnerState innerState, HttpWebRequest request)
{
if (innerState.ContinuingDownload)
{
if (innerState.HeaderETag != null)
{
request.Headers.Add("If-Match", innerState.HeaderETag);
}
request.AddRange(innerState.BytesSoFar);
}
// request.SendChunked = true;
}
public void Login(string id)
{
if (state != InnerState.INITIAL) throw new InvalidOperationException("The user is already logged in!");
IServiceClientProxy proxy = null;
try
{
//using (IServiceClientProxy proxy = new IServiceClientProxy(binding, new ProtocolVersion11()))
//{
proxy = new IServiceClientProxy(binding, new ProtocolVersion11());
//login request to the WS
LogIn loginRequest = new LogIn() { card_number = id };
LogInResponse response = proxy.LogIn(loginRequest);
if (response.LogInResult.FirstName == null)
{
//show a message and return in the login page
Action action = () => { View.ShowLoginPage(); };
View.ShowMessageWithButton(UNREGISTERED_USER_MSG, action);
return;
}
//set the the logged user and show the welcome page
LibraryModelSingleton.Instance.User = response.LogInResult;
state = InnerState.WELCOME;
View.ShowWelcomePage();
//}
}
catch (Exception)
{
//show a message and then returns in the login page
state = InnerState.INITIAL;
View.ShowMessageWithButton(ERROR_MSG, () => { View.ShowLoginPage(); });
}
finally
{
// if (proxy != null) { proxy.Dispose(); }
}
}
public void BorrowBook()
{
try
{ //show a loading message
View.ShowLoading();
using (IServiceClientProxy proxy = new IServiceClientProxy(binding, new ProtocolVersion11()))
{
//execute the borrow request
int bookId = LibraryModelSingleton.Instance.Book.ID;
int userId = LibraryModelSingleton.Instance.User.ID;
Borrow borrowRequest = new Borrow() { bookID = bookId, userID = userId };
BorrowResponse response = proxy.Borrow(borrowRequest);
//show positive a message if the result is valid otherwise a negative message
//and return in the welcome page
state = InnerState.WELCOME;
string msg = (response.BorrowResult.StartDate.Equals(DateTime.MinValue)) ? BORROW_FAILED_MSG : OPERATION_COMPLETED_MSG;
View.ShowMessageWithButton(msg, () => { View.ShowWelcomePage(); });
}
}
//show a message and then returns in the login page
catch (Exception) { View.ShowMessageWithButton(ERROR_MSG, () => { this.Logout(); }); }
}
void clipboardWorker_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
//invio il messaggio di ack
WriteMessage(stream, TipoComandoBytes.ACTIVE_CLIPBOARD_ACK, 0, TipoComandoBytes.ACTIVE_CLIPBOARD_ACK.Length);
}
catch (IOException ioe)
{
Trace.TraceError("IOException in clipboardWorker_ProgressChanged(). Stack trace:\n{0}\n", ioe.StackTrace);
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
}
catch (SocketException se)
{
Trace.TraceError("SocketException in clipboardWorker_ProgressChanged(). Stack trace:\n{0}\nSocket error:{1}\n", se.StackTrace, se.SocketErrorCode);
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
}
catch (NetworkException)
{
Trace.TraceError("NetworkException in clipboardWorker_ProgressChanged().");
innerState = InnerState.STOP_BY_NETWORK_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
}
}
public void StartReturnTransaction()
{
if (state != InnerState.WELCOME) throw new InvalidOperationException("The user is not in the Welcome Page!");
//show the camera page
state = InnerState.RETURNING;
View.ShowCamera();
}
/// <summary>
/// Called when we've reached the end of the HTTP response stream, to update the database and
/// check for consistency.
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="innerState">
/// The inner State.
/// </param>
private void HandleEndOfStream(State state, InnerState innerState)
{
Debug.WriteLine("HandleEndOfStream");
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
//// this should always be set from the market
// if (innerState.HeaderContentLength == null)
// {
// downloadInfo.TotalBytes = innerState.BytesSoFar;
// }
DownloadsDatabase.UpdateDownload(this.downloadInfo);
bool lengthMismatched = innerState.HeaderContentLength != null
&& innerState.BytesSoFar != int.Parse(innerState.HeaderContentLength);
if (lengthMismatched)
{
string message;
ExpansionDownloadStatus finalStatus;
if (CannotResume(innerState))
{
finalStatus = ExpansionDownloadStatus.CannotResume;
message = "mismatched content length";
}
else
{
finalStatus = this.GetFinalStatusForHttpError(state);
message = "closed socket before end of file";
}
throw new StopRequestException(finalStatus, message);
}
}
public void StartLoanTransaction()
{
if (state != InnerState.WELCOME) throw new InvalidOperationException("The user is not in the Welcome Page!");
//change the inner state and show the camera page
state = InnerState.BORROWING;
View.ShowCamera();
}
public void RecognizeBarcode(Bitmap bitmap)
{
if (state != InnerState.BORROWING && state != InnerState.RETURNING) { throw new InvalidOperationException("The user is in an invalid state!"); }
if (bitmap == null)
{
//invalid request, show in the welcome page
View.ShowWelcomePage();
return;
}
try
{
short port = 0;
//show a loading message
View.ShowLoading();
//call the web service to send the picture
using (IServiceClientProxy proxy = new IServiceClientProxy(binding, new ProtocolVersion11()))
{
SendBarcodeImage sendImageRequest = new SendBarcodeImage();
SendBarcodeImageResponse response = proxy.SendBarcodeImage(sendImageRequest);
port = response.SendBarcodeImageResult;
//send the image
string code = SendImage(port, GHI.Utilities.Bitmaps.ConvertToFile(bitmap));
if (code == null)
{
//the bar code was not recognized
//show the camera page
View.ShowMessageWithButton(CODE_NOT_RECOGNIZED_MSG, () => { View.ShowCamera(); });
return;
}
//get book info
GetBookInformationsResponse bookInfoResponse = proxy.GetBookInformations(new GetBookInformations() { barcode = code });
if (bookInfoResponse.GetBookInformationsResult.ISBN == null)
{
//the book is not in the WS database
View.ShowMessageWithButton(INVALID_BARCODE_MSG, () => { View.ShowCamera(); });
return;
}
LibraryModelSingleton.Instance.Book = bookInfoResponse.GetBookInformationsResult;
if (state == InnerState.BORROWING)
{
//show the book information
View.ShowBooKForLoan();
}
else if (state == InnerState.RETURNING)
{
//call the ws in order to get the loan information
GetLoanState loanStateRequest = new GetLoanState();
loanStateRequest.bookID = bookInfoResponse.GetBookInformationsResult.ID;
loanStateRequest.userID = LibraryModelSingleton.Instance.User.ID;
loanStateRequest.returned = false;
GetLoanStateResponse loanStateResponse = proxy.GetLoanState(loanStateRequest);
if (loanStateResponse.GetLoanStateResult.LoanStateCompositeType.Length == 0)
{
//the book was not borrowed by the user
View.ShowMessageWithButton(INVALID_BARCODE_MSG, () => { View.ShowWelcomePage(); });
}
else
{
//show the book information
LibraryModelSingleton.Instance.StartDate = loanStateResponse.GetLoanStateResult.LoanStateCompositeType[0].LoanStartDate;
LibraryModelSingleton.Instance.DueDate = loanStateResponse.GetLoanStateResult.LoanStateCompositeType[0].LoanExpirationDate;
View.ShowBooKForReturning();
}
}
}
}
catch (Exception)
{ //show a message and then returns in the login page
state = InnerState.INITIAL;
View.ShowMessageWithButton(ERROR_MSG, () => { this.Logout(); });
}
}
public void Logout()
{
//log out and show the login page
state = InnerState.INITIAL;
LibraryModelSingleton.Instance.Logout();
View.ShowLoginPage();
}
void controlConnectionListener_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
switch (e.ProgressPercentage)
{
case 0:
WriteMessage(stream, (byte[])e.UserState, 0, COMMAND_LENGHT);
break;
case 100:
bool isRemoteCopy = (bool)e.UserState;
ListeningForClipboard(isRemoteCopy);
break;
}
}
catch (NetworkException)
{
Trace.TraceError("NetworkException in controlConnectionListener_ProgressChanged().");
innerState = InnerState.STOP_BY_NETWORK_ERROR;
controlConnectionListener.CancelAsync();
}
catch (SocketException se)
{
Trace.TraceError("SocketException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\nSocket error:{1}\n", se.StackTrace, se.SocketErrorCode);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
catch (IOException ioe)
{
Trace.TraceError("IOException in controlConnectionListener_ProgressChanged(). Stack trace:\n{0}\n", ioe.StackTrace);
innerState = InnerState.STOP_BY_ERROR;
controlConnectionListener.CancelAsync();
}
}
public void CancelCameraTransaction()
{
if (state != InnerState.BORROWING && state != InnerState.RETURNING) { throw new InvalidOperationException("The user is in an invalid state!"); }
//change the inner state and show the camera page
state = InnerState.WELCOME;
View.ShowWelcomePage();
}
void controlConnectionListener_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
//Interrompo gli altri thread
StopMouseListening();
StopClipboardListening();
ClientErrorEventArgs args = null;
switch (innerState)
{
case InnerState.STOP_BY_NETWORK_ERROR:
connection.State = null;
args = new ClientErrorEventArgs() { ErrorCode = ClientErrorEventArgs.NETWORK_ERROR };
connection.ClientErrorMessageReceived(args);
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
return;
case InnerState.STOP_BY_ERROR:
connection.State = null;
args = new ClientErrorEventArgs() { ErrorCode = ClientErrorEventArgs.CLIENT_ERROR };
connection.ClientErrorMessageReceived(args);
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
return;
case InnerState.STOP_BY_USER:
connection.State = null;
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
return;
}
if (e.Error == null && e.Result != null)
{
string result = (string)e.Result;
switch (result)
{
case DEACTIVE_RESULT:
//cambio lo stato in connesso
innerState = InnerState.STOP_BY_CONTROLLER;
connection.State = NextState(State.CONNECTED);
connection.ConnectClientMessageRecived(null, 0, 0);
forceButtonUp();
break;
case CLOSE_RESULT:
//passo allo stato disconnected
innerState = InnerState.STOP_BY_CONTROLLER;
connection.State = NextState(State.DISCONNECTED);
connection.DisconnectClientMessageRecived();
forceButtonUp();
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
break;
case EXTERNAL_CLOSE_RESULT:
try
{
if (stream != null) { WriteMessage(stream, TipoComandoBytes.CLOSE_CONNECTION, 0, COMMAND_LENGHT); }
}
catch (Exception ex)
{
Trace.TraceError("Exception in controlConnectionListener_RunWorkerComplited(). Stack trace:\n{0}\n", ex.StackTrace);
if (!(ex is NetworkException || ex is IOException || ex is SocketException)) { throw; }
}
finally
{
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
}
break;
case NETWORK_ERROR_RESULT:
innerState = InnerState.STOP_BY_NETWORK_ERROR;
connection.State = null;
args = new ClientErrorEventArgs() { ErrorCode = ClientErrorEventArgs.NETWORK_ERROR };
connection.ClientErrorMessageReceived(args);
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
break;
case CLIENT_ERROR_RESULT:
innerState = InnerState.STOP_BY_ERROR;
connection.State = null;
args = new ClientErrorEventArgs() { ErrorCode = ClientErrorEventArgs.CLIENT_ERROR };
connection.ClientErrorMessageReceived(args);
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
break;
case GENERIC_ERROR_RESULT:
innerState = InnerState.STOP_BY_ERROR;
connection.State = null;
args = new ClientErrorEventArgs() { ErrorCode = ClientErrorEventArgs.GENERIC_ERROR };
connection.ClientErrorMessageReceived(args);
if (tcpControlConnection != null)
{
stream.Close();
tcpControlConnection.Close();
}
connection.CloseConnectionMessageRecived();
break;
}
}
}
public void Stop()
{
try
{
innerState = InnerState.STOP_BY_USER;
WriteMessage(stream, TipoComandoBytes.CLOSE_CONNECTION, 0, TipoComandoBytes.CLOSE_CONNECTION.Length);
controlConnectionListener.CancelAsync();
}
catch (Exception ex)
{
/*non devo fare nulla perché sto chiudendo*/
Trace.TraceError("Exception in controlConnectionListener_DoWork(). Stack trace:\n{0}\n", ex.StackTrace);
}
}
void clipboardWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
tcpClipboardConnection = null;
if (innerState == InnerState.STOP_BY_ERROR || innerState == InnerState.STOP_BY_NETWORK_ERROR) { return; }
if (e.Result != null)
{
string result = e.Result as string;
switch (result)
{
case NETWORK_ERROR_RESULT:
innerState = InnerState.STOP_BY_NETWORK_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
break;
case CLIENT_ERROR_RESULT:
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
break;
case REMOTE_PASTE_EXECUTED:
//imposto la Clipboard di sistema
clipboard.CopyOnClipboard();
break;
case TRANSFER_CANCELLED:
//In questo caso non devo fare nulla perché il trasferimento è stato annullato
break;
}
}
}
/// <summary>
/// Check the HTTP response status and handle anything unusual (e.g. not 200/206).
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="response">
/// The response.
/// </param>
private void HandleExceptionalStatus(State state, InnerState innerState, HttpWebResponse response)
{
HttpStatusCode statusCode = response.StatusCode;
if (statusCode == HttpStatusCode.ServiceUnavailable
&& this.downloadInfo.FailedCount < DownloaderService.MaximumRetries)
{
HandleServiceUnavailable(state, response);
}
switch (statusCode)
{
case HttpStatusCode.TemporaryRedirect:
case HttpStatusCode.SeeOther:
case HttpStatusCode.Found:
case HttpStatusCode.Moved:
this.HandleRedirect(state, response, statusCode);
break;
}
HttpStatusCode expectedStatus = innerState.ContinuingDownload
? HttpStatusCode.PartialContent
: HttpStatusCode.OK;
if (statusCode != expectedStatus)
{
HandleOtherStatus(innerState, statusCode);
}
else
{
// no longer redirected
state.RedirectCount = 0;
}
}
private void mouseWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
if (innerState == InnerState.STOP_BY_ERROR || innerState == InnerState.STOP_BY_NETWORK_ERROR || innerState == InnerState.STOP_BY_CONTROLLER)
{ return; }
if (e.Result != null)
{
string result = e.Result as string;
switch (result)
{
case NETWORK_ERROR_RESULT:
innerState = InnerState.STOP_BY_NETWORK_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
break;
case CLIENT_ERROR_RESULT:
innerState = InnerState.STOP_BY_ERROR;
if (controlConnectionListener.IsBusy) { controlConnectionListener.CancelAsync(); }
break;
}
}
}
public void CancelReturnTransaction()
{
//show the welcome page
state = InnerState.WELCOME;
View.ShowWelcomePage();
}
/// <summary>
/// Update necessary database fields based on values of HTTP response headers that have been read.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
private void UpdateDatabaseFromHeaders(InnerState innerState)
{
this.downloadInfo.ETag = innerState.HeaderETag;
DownloadsDatabase.UpdateDownload(this.downloadInfo);
}
/// <summary>
/// Fully execute a single download request - setup and send the request,
/// handle the response, and transfer the data to the destination file.
/// </summary>
/// <param name="state">
/// The state.
/// </param>
/// <param name="request">
/// The request.
/// </param>
private void ExecuteDownload(State state, HttpWebRequest request)
{
var innerState = new InnerState();
var data = new byte[DownloaderService.BufferSize];
this.CheckPausedOrCanceled();
this.SetupDestinationFile(state, innerState);
AddRequestHeaders(innerState, request);
// check just before sending the request to avoid using an invalid connection at all
this.CheckConnectivity();
this.downloadNotification.OnDownloadStateChanged(DownloaderState.Connecting);
HttpWebResponse response = this.SendRequest(state, request);
this.HandleExceptionalStatus(state, innerState, response);
Debug.WriteLine("DownloadThread : received response for {0}", this.downloadInfo.Uri);
this.ProcessResponseHeaders(state, innerState, response);
Stream entityStream = this.OpenResponseEntity(state, response);
this.downloadNotification.OnDownloadStateChanged(DownloaderState.Downloading);
this.TransferData(state, innerState, data, entityStream);
}
/// <summary>
/// Report download progress through the database if necessary.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
private void ReportProgress(InnerState innerState)
{
long now = PolicyExtensions.GetCurrentMilliseconds();
if (innerState.BytesSoFar - innerState.BytesNotified > DownloaderService.MinimumProgressStep
&& now - innerState.TimeLastNotification > DownloaderService.MinimumProgressTime)
{
// we store progress updates to the database here
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
DownloadsDatabase.UpdateDownloadCurrentBytes(this.downloadInfo);
innerState.BytesNotified = innerState.BytesSoFar;
innerState.TimeLastNotification = now;
long totalBytesSoFar = innerState.BytesThisSession + this.downloaderService.BytesSoFar;
Debug.WriteLine(
"DownloadThread : downloaded {0} out of {1}",
this.downloadInfo.CurrentBytes,
this.downloadInfo.TotalBytes);
Debug.WriteLine(
"DownloadThread : total {0} out of {1}", totalBytesSoFar, this.downloaderService.TotalLength);
this.downloaderService.NotifyUpdateBytes(totalBytesSoFar);
}
}
/// <summary>
/// Handle a status that we don't know how to deal with properly.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="statusCode">
/// The status Code.
/// </param>
private static void HandleOtherStatus(InnerState innerState, HttpStatusCode statusCode)
{
ExpansionDownloadStatus finalStatus;
var downloadStatus = (ExpansionDownloadStatus)statusCode;
if (downloadStatus.IsError())
{
finalStatus = downloadStatus;
}
else if (downloadStatus.IsRedirect())
{
finalStatus = ExpansionDownloadStatus.UnhandledRedirect;
}
else if (innerState.ContinuingDownload && downloadStatus == ExpansionDownloadStatus.Success)
{
finalStatus = ExpansionDownloadStatus.CannotResume;
}
else
{
finalStatus = ExpansionDownloadStatus.UnhandledHttpCode;
}
throw new StopRequestException(finalStatus, "http error " + statusCode);
}
/// <summary>
/// Prepare the destination file to receive data.
/// If the file already exists, we'll set up appropriately for resumption.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
private void SetupDestinationFile(State state, InnerState innerState)
{
if (state.Filename != null)
{
// only true if we've already run a thread for this download
if (!Helpers.IsFilenameValid(state.Filename))
{
// this should never happen
throw new StopRequestException(
ExpansionDownloadStatus.FileError, "found invalid internal destination filename");
}
// We're resuming a download that got interrupted
if (File.Exists(state.Filename))
{
long fileLength = new FileInfo(state.Filename).Length;
if (fileLength == 0)
{
// The download hadn't actually started, we can restart from scratch
File.Delete(state.Filename);
state.Filename = null;
}
else if (this.downloadInfo.ETag == null)
{
// This should've been caught upon failure
File.Delete(state.Filename);
throw new StopRequestException(
ExpansionDownloadStatus.CannotResume, "Trying to resume a download that can't be resumed");
}
else
{
// All right, we'll be able to resume this download
try
{
state.Stream = new FileStream(state.Filename, FileMode.Append);
}
catch (FileNotFoundException exc)
{
throw new StopRequestException(
ExpansionDownloadStatus.FileError, "while opening destination for resuming: " + exc, exc);
}
innerState.BytesSoFar = (int)fileLength;
if (this.downloadInfo.TotalBytes != -1)
{
innerState.HeaderContentLength = this.downloadInfo.TotalBytes.ToString();
}
innerState.HeaderETag = this.downloadInfo.ETag;
innerState.ContinuingDownload = true;
}
}
}
if (state.Stream != null)
{
CloseDestination(state);
}
}
/// <summary>
/// Read headers from the HTTP response and store them into local state.
/// </summary>
/// <param name="innerState">
/// The inner State.
/// </param>
/// <param name="response">
/// The response.
/// </param>
private void ReadResponseHeaders(InnerState innerState, HttpWebResponse response)
{
string header = response.GetResponseHeader("Content-Disposition");
if (header != null)
{
innerState.HeaderContentDisposition = header;
}
header = response.GetResponseHeader("Content-Location");
if (header != null)
{
innerState.HeaderContentLocation = header;
}
header = response.GetResponseHeader("ETag");
if (header != null)
{
innerState.HeaderETag = header;
}
header = response.GetResponseHeader("Content-Type");
if (header != null && header != "application/vnd.android.obb")
{
throw new StopRequestException(
ExpansionDownloadStatus.FileDeliveredIncorrectly, "file delivered with incorrect Mime type");
}
string headerTransferEncoding = response.GetResponseHeader("Transfer-Encoding");
// todo - there seems to be no similar thing in .NET
// if (!string.IsNullOrEmpty(headerTransferEncoding))
// {
header = response.GetResponseHeader("Content-Length");
if (header != null)
{
innerState.HeaderContentLength = header;
// this is always set from Market
long contentLength = long.Parse(innerState.HeaderContentLength);
if (contentLength != -1 && contentLength != this.downloadInfo.TotalBytes)
{
// we're most likely on a bad wifi connection -- we should probably
// also look at the mime type --- but the size mismatch is enough
// to tell us that something is wrong here
Debug.WriteLine("LVLDL Incorrect file size delivered.");
}
}
// }
// else
// {
// // Ignore content-length with transfer-encoding - 2616 4.4 3
// System.Diagnostics.Debug.WriteLine("DownloadThread : ignoring content-length because of xfer-encoding");
// }
Debug.WriteLine("DownloadThread : Content-Disposition: " + innerState.HeaderContentDisposition);
Debug.WriteLine("DownloadThread : Content-Length: " + innerState.HeaderContentLength);
Debug.WriteLine("DownloadThread : Content-Location: " + innerState.HeaderContentLocation);
Debug.WriteLine("DownloadThread : ETag: " + innerState.HeaderETag);
Debug.WriteLine("DownloadThread : Transfer-Encoding: " + headerTransferEncoding);
bool noSizeInfo = innerState.HeaderContentLength == null
&&
(headerTransferEncoding == null
|| !"chunked".Equals(headerTransferEncoding, StringComparison.OrdinalIgnoreCase));
if (noSizeInfo)
{
throw new StopRequestException(ExpansionDownloadStatus.HttpDataError, "can't know size of download, giving up");
}
}
/// <summary>
/// Allows the game component to update itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
public override void Update(GameTime gameTime)
{
// TODO: Add your update code here
//Make the state fade in and out, removing after certain amount of time
switch (state)
{
case InnerState.Appearing:
if (alpha >= 254.0f)
state = InnerState.Showing;
alpha += (float)gameTime.ElapsedGameTime.TotalMilliseconds * 0.1f;
break;
case InnerState.Showing:
if (time > 3000)
state = InnerState.Fading;
time += (float)gameTime.ElapsedGameTime.TotalMilliseconds;
break;
case InnerState.Fading:
if (alpha <= 1.0f)
Manager.StateManager.RemoveState(this);
alpha -= (float)gameTime.ElapsedGameTime.TotalMilliseconds * 0.1f;
break;
}
alpha = MathHelper.Clamp(alpha, 0.0f, 255.0f);
base.Update(gameTime);
}
/// <summary>
/// Read some data from the HTTP response stream, handling I/O errors.
/// </summary>
/// <param name="state">
/// </param>
/// <param name="innerState">
/// </param>
/// <param name="data">
/// data buffer to use to read data
/// </param>
/// <param name="entityStream">
/// entityStream stream for reading the HTTP response entity
/// </param>
/// <returns>
/// the number of bytes actually read or -1 if the end of the stream has been reached
/// </returns>
private int ReadFromResponse(State state, InnerState innerState, byte[] data, Stream entityStream)
{
try
{
return entityStream.Read(data, 0, data.Length);
}
catch (IOException ex)
{
this.LogNetworkState();
this.downloadInfo.CurrentBytes = innerState.BytesSoFar;
DownloadsDatabase.UpdateDownload(this.downloadInfo);
string message;
ExpansionDownloadStatus finalStatus;
if (CannotResume(innerState))
{
finalStatus = ExpansionDownloadStatus.CannotResume;
message =
string.Format("while reading response: {0}, can't resume interrupted download with no ETag", ex);
}
else
{
finalStatus = this.GetFinalStatusForHttpError(state);
message = string.Format("while reading response: {0}", ex);
}
throw new StopRequestException(finalStatus, message, ex);
}
}