public static Enum ConvertWaveMessageID(WaveServerComponent appID, short msgID)
{
switch (appID)
{
case WaveServerComponent.UserManager:
return((UserManagerMessageID)msgID);
case WaveServerComponent.CacheAgent:
return((CacheAgentMessageID)msgID);
case WaveServerComponent.AggregatedMessageAgent:
return((AggregateMessageMessageID)msgID);
case WaveServerComponent.NavigationAgent:
return((NaviAgentMessageID)msgID);
case WaveServerComponent.DefinitionsAgent:
return((DefAgentMessageID)msgID);
case WaveServerComponent.MediaAgent:
return((MediaAgentMessageID)msgID);
}
return(WaveError.Empty);
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is AggregateMessageMessageID)
{
if (data != null)
{
if ((AggregateMessageMessageID)msgID == AggregateMessageMessageID.AggregateMessage)
{
foreach (IFieldBase field in data.RootList)
{
if ((field is BinaryField) && (field.FieldID == (short)AggregateMessageFieldID.PackedMessage))
{
// we have embedded message - lets unpack and publish that
BinaryField tempBinary = (BinaryField)field;
if ((tempBinary.Data != null) && (tempBinary.Data.Length > 0))
{
Core.RouteServerMessage(new WaveMessage(tempBinary.Data));
}
}
}
}
}
}
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is CacheAgentMessageID)
{
if (data != null)
{
switch ((CacheAgentMessageID)msgID)
{
case CacheAgentMessageID.RequestCacheHash:
{
WaveMessage msgOut = new WaveMessage();
msgOut.AddBinary(CacheAgentFieldID.CacheHash, Server.CalculateHash());
// return cache's own CIID (if any)
if (cacheID.HasValue)
{
msgOut.AddBinary(MessageOutFieldID.CacheItemID, cacheID.Value.ToByteArray());
}
msgOut.Send(WaveServerComponent.CacheAgent, CacheAgentMessageID.CacheHashCheck);
break;
}
case CacheAgentMessageID.SendWABCacheCIID:
{
BinaryField bin = (BinaryField)data[MessageOutFieldID.CacheItemID];
if (bin.Data != null)
{
CacheItemID temp = new CacheItemID(bin.Data);
if (!cacheID.HasValue || !cacheID.Value.Equals(temp))
{
cacheID = temp;
goto case CacheAgentMessageID.ClearCache;
}
}
break;
}
case CacheAgentMessageID.ClearCache:
{
Server.Clear();
break;
}
}
}
}
}
/// <summary>
/// Adds message to the transport queue - to be send whenever possible (depends on transport).
/// </summary>
/// <param name="destination">Server component to send message to.</param>
/// <param name="msgID">Message ID (from enumeration of corresponding server component).</param>
/// <param name="data">Data to be sent - as either ready WaveMessage or a FieldList.</param>
/// <returns>Returns true if the transport is active and message was added to the queue.</returns>
public static bool SendMessage(WaveServerComponent destination, Enum msgID, WaveMessage msg)
{
if (destination != WaveServerComponent.Unknown)
{
DebugHelper.Trace("Out: {0} -> {1}", destination, msgID);
msg.ApplicationID = (int)destination;
msg.MessageID = Convert.ToInt16(msgID);
return(Network.PostServerMessage(msg));
}
return(false);
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is DefAgentMessageID)
{
if (data != null)
{
switch ((DefAgentMessageID)msgID)
{
case DefAgentMessageID.BulkDefinitionResponse:
{
if (data.RootList.Count > 0)
{
List <FieldList> definitions = new List <FieldList>(data.RootList.Count);
foreach (IFieldBase field in data.RootList)
{
BinaryField bin = field as BinaryField;
if ((bin != null) && (bin.Data != null))
{
WaveMessage msg = new WaveMessage(bin.Data);
if ((DefAgentMessageID)msg.MessageID == DefAgentMessageID.DefinitionResponse)
{
definitions.Add(msg.RootList);
}
}
}
UnpackDefinitions(definitions);
}
break;
}
case DefAgentMessageID.DefinitionResponse:
{
UnpackDefinition(data.RootList);
break;
}
}
}
}
}
/// <summary>
/// Routes server message to corresponding Wave Explorer service (if there is one).
/// </summary>
public static void RouteServerMessage(WaveMessage msg)
{
if (msg != null)
{
WaveServerComponent destination = (WaveServerComponent)msg.ApplicationID;
Enum msgID = TransportBase.ConvertWaveMessageID(destination, msg.MessageID);
DebugHelper.Trace("In: {0} -> {1}", destination, msgID);
switch (destination)
{
case WaveServerComponent.NavigationAgent:
Navigation.OnMessageReceived(destination, msgID, msg);
break;
case WaveServerComponent.DefinitionsAgent:
Definitions.OnMessageReceived(destination, msgID, msg);
break;
case WaveServerComponent.CacheAgent:
Cache.OnMessageReceived(destination, msgID, msg);
break;
case WaveServerComponent.UserManager:
Authentication.OnMessageReceived(destination, msgID, msg);
break;
case WaveServerComponent.AggregatedMessageAgent:
Network.OnMessageReceived(destination, msgID, msg);
break;
case WaveServerComponent.MediaAgent:
Downloads.OnMessageReceived(destination, msgID, msg);
break;
default:
DebugHelper.Out("Message for unsupported or unknown RTDS component {0} was discarded.", destination);
break;
}
}
}
public static void Send(this WaveMessage msg, WaveServerComponent destination, Enum msgID)
{
Core.SendMessage(destination, msgID, msg);
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is MediaAgentMessageID)
{
if (data != null)
{
switch ((MediaAgentMessageID)msgID)
{
case MediaAgentMessageID.DownloadResponse:
{
// extract useful data
byte[] ciidData = data[MessageOutFieldID.CacheItemID].AsByteArray();
byte[] cRefID = data[MessageOutFieldID.ContentReferenceID].AsByteArray();
byte cacheHint = (byte)CacheHint.PersistStore_ShouldCache;
if (ciidData != null)
{
cacheHint = data[MessageOutFieldID.CacheHint].AsByte() ?? (byte)CacheHint.PersistStore_ShouldCache;
}
int downloadSize = data[MessageOutFieldID.DownloadSize].AsInteger() ?? -1; // only sent for multi-frame downloads
if (downloadSize != -1)
{
// first frame of a multi-frame download
byte[] binary = data[MediaReferenceFieldID.BinaryFrame].AsByteArray();
if (binary != null)
{
downloads.Start(ciidData, cRefID, binary, downloadSize, cacheHint);
}
// ack the frame
SendFrameAcknowledgement(ciidData, cRefID, 0);
}
else
{
// single frame download
byte[] binary = data[MediaReferenceFieldID.BinaryFrame].AsByteArray();
if (binary != null)
{
// act on download
OnDownloadComplete(ciidData, cRefID, binary, cacheHint);
// ack the frame
SendFrameAcknowledgement(ciidData, cRefID, 0);
}
}
break;
}
case MediaAgentMessageID.Frame:
{
short frameNumber = data[MediaReferenceFieldID.FrameNumber].AsShort() ?? -1;
if (frameNumber != -1)
{
byte[] ciidData = data[MessageOutFieldID.CacheItemID].AsByteArray();
byte[] crefID = data[MessageOutFieldID.ContentReferenceID].AsByteArray();
if ((crefID != null) || (ciidData != null))
{
//IMPLEMENT: support for bulk downloads
byte[] binary = data[MediaReferenceFieldID.BinaryFrame].AsByteArray();
if (binary != null)
{
downloads.Add(ciidData, crefID, binary);
// check if complete
if (downloads.IsComplete(ciidData, crefID))
{
DownloadManager.DownloadRecord dr = downloads.Retrieve(ciidData, crefID);
if (dr != null)
{
OnDownloadComplete(dr.CacheItemID, dr.ContentRefenceID, dr.Buffer, dr.CacheHint);
}
}
// ack the frame
SendFrameAcknowledgement(ciidData, crefID, frameNumber);
}
}
}
break;
}
case MediaAgentMessageID.OpenStreamResponse:
{
byte[] contentID = data[MessageOutFieldID.ContentReferenceID].AsByteArray(); // content reference
string streamURL = data[MediaReferenceFieldID.StreamURL].AsString();
byte[] streamSessionID = data[MediaReferenceFieldID.StreamSessionID].AsByteArray();
// for a stream switch between streams where 1 is not an MSG stream the player must be torn down and recreated.
// only MSG supports the "fast stream switch"
bool nonMsgStream = data.RootList.HasField(MediaReferenceFieldID.NonMSGStream);
short mediaType = data[MessageOutFieldID.MediaPrimitiveType].AsShort() ?? -1;
Core.NotifyStreamResponseReceived(this, contentID, streamURL, streamSessionID, nonMsgStream, mediaType);
break;
}
}
}
}
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is NaviAgentMessageID)
{
if (data != null)
{
switch ((NaviAgentMessageID)msgID)
{
case NaviAgentMessageID.ApplicationResponse:
{
UnpackApplicationID(data.RootList);
// if we've got a cache item ID but no node URI in the message then the server is
// telling us that the home node is already in our cache
if (data.RootList.GetItemCount(MessageOutFieldID.ItemURI) == 0)
{
byte[] ciidData = data.RootList[MessageOutFieldID.CacheItemID].AsByteArray();
if (ciidData != null)
{
CacheItemID ciid = new CacheItemID(ciidData);
byte[] bin = Core.Cache.Server.FindKey(ciid);
if (bin != null)
{
string uri = StringHelper.GetString(bin);
if (!String.IsNullOrEmpty(uri))
{
FindAndStoreApplicationMessagePrefix(uri);
}
GoToNodeByID(ciid, String.Empty, NodeTransition.None, false, Core.UI.RootViewID);
break;
}
}
}
// we also have the home node
goto case NaviAgentMessageID.NodeResponse;
}
case NaviAgentMessageID.NodeResponse:
{
UnpackReceivedNode(data.RootList);
break;
}
case NaviAgentMessageID.NodeIsInClientCache:
{
CacheItemID?ciid = null;
short requestID = data.RootList[MessageOutFieldID.RequestID].AsShort() ?? -1;
byte[] ciidData = data.RootList[MessageOutFieldID.CacheItemID].AsByteArray();
string uri = data.RootList[MessageOutFieldID.ItemURI].AsString();
if (ciidData != null)
{
ciid = new CacheItemID(ciidData);
}
RequestData rd = Core.Navigation.Requests.Remove(requestID);
if (rd != null)
{
GoToNodeByID(ciid, uri, rd.Transition, rd.IsPopup, rd.ViewID);
}
else
{
GoToNodeByID(ciid, uri, NodeTransition.None, false, Core.UI.RootViewID);
}
break;
}
case NaviAgentMessageID.NodeResponseError:
{
View view = Core.UI[Core.Navigation.Requests.RemoveEx(data.RootList[MessageOutFieldID.RequestID].AsShort() ?? -1)];
if (view != null)
{
view.SignalNavigationFailure();
}
break;
}
case NaviAgentMessageID.FormResponse:
{
if (data.RootList.GetItemCount(NaviAgentFieldID.SubmitFormResult) != 1)
{
break; // illegal message, only one form result should exist
}
SubmitFormResult sfr = (SubmitFormResult)(data[NaviAgentFieldID.SubmitFormResult].AsShort() ?? (short)SubmitFormResult.Empty);
if (sfr == SubmitFormResult.NodeResponse)
{
UnpackReceivedNode(data.RootList);
}
//TODO: add waiting for result for form submit/response cycle (when navigation is replaced)
break;
}
default:
break;
}
}
}
}
public void OnMessageReceived(WaveServerComponent dest, Enum msgID, WaveMessage data)
{
if (msgID is UserManagerMessageID)
{
if (data != null)
{
switch ((UserManagerMessageID)msgID)
{
case UserManagerMessageID.Challenge:
{
bool createAccount = false;
// check if there is login already (otherwise set defaults)
if (!Core.Application.HasLogin)
{
createAccount = true;
Core.Application.UpdateCredentials(GenerateNewUsername(), StringHelper.GetBytes(DefaultPassword));
}
// get CSL version
WaveCSLVersion serverCSL = (WaveCSLVersion)(data[UserManagerFieldID.CSLVersion].AsShort() ?? (short)WaveCSLVersion.Unknown);
switch (serverCSL)
{
case WaveCSLVersion.Version5:
case WaveCSLVersion.Version4:
Core.CSLVersion = serverCSL;
break;
default:
Core.CSLVersion = WaveCSLVersion.Version3;
break;
}
// get maximum protocol version
WaveProtocolVersion serverProto = (WaveProtocolVersion)(data[UserManagerFieldID.MaxWeMessageVersion].AsByte() ?? (byte)WaveProtocolVersion.Unknown);
switch (serverProto)
{
case WaveProtocolVersion.Version4:
Core.ProtocolVersion = WaveProtocolVersion.Version4;
break;
default:
Core.ProtocolVersion = WaveProtocolVersion.Version3;
break;
}
// get challenge
BinaryField challenge = (BinaryField)data[UserManagerFieldID.Challenge];
// assemble login message
WaveMessage msgOut = new WaveMessage();
msgOut.AddInt16(UserManagerFieldID.CSLVersion, (short)Core.CSLVersion);
msgOut.AddBoolean(UserManagerFieldID.EncryptSession, Core.UseEncryption);
msgOut.AddInt16(UserManagerFieldID.PriorityMask, NetworkAgent.PrioritiesActiveMask);
msgOut.AddBinary(UserManagerFieldID.UserCredentials, ProcessChallenge(challenge.Data, Core.Application, createAccount));
msgOut.AddBoolean(UserManagerFieldID.CreateAccount, createAccount);
// cache hash
byte[] cacheHash = Core.Cache.CacheHash;
msgOut.AddBinary(CacheAgentFieldID.CacheHashCompressed, (cacheHash.Length > 0) ? CompressionHelper.GZipBuffer(cacheHash) : cacheHash);
// cache ID (if any)
if (Core.Cache.CacheID.HasValue)
{
msgOut.AddBinary(MessageOutFieldID.CacheItemID, Core.Cache.CacheID.Value.ToByteArray());
}
// compiling device settings
FieldList deviceSettingsList = FieldList.CreateField(UserManagerFieldID.DeviceSettings);
deviceSettingsList.AddString(UserManagerFieldID.DeviceBuildID, Core.BuildID);
deviceSettingsList.AddBoolean(NaviAgentFieldID.DeviceSupportsTouch, true);
deviceSettingsList.AddInt16(NaviAgentFieldID.DeviceScreenResolutionWidth, 480);
deviceSettingsList.AddInt16(NaviAgentFieldID.DeviceScreenResolutionHeight, 800);
DeviceGroup[] devs = Core.System.SupportedDeviceGroups;
foreach (DeviceGroup dev in devs)
{
deviceSettingsList.AddInt16(NaviAgentFieldID.DeviceProfileGroup, (short)dev);
}
deviceSettingsList.AddString(UserManagerFieldID.LanguageID, CultureInfo.CurrentCulture.Name);
deviceSettingsList.AddString(UserManagerFieldID.Timezone, Core.Settings.TimeZone);
deviceSettingsList.AddBoolean(UserManagerFieldID.AlphaSupport, true);
deviceSettingsList.AddBoolean(UserManagerFieldID.CompressionSupport, true);
msgOut.AddFieldList(deviceSettingsList);
// compiling application request list
FieldList appRequestList = FieldList.CreateField(UserManagerFieldID.ApplicationRequest);
appRequestList.AddString(NaviAgentFieldID.ApplicationURN, Core.Application.URI);
appRequestList.AddInt16(NaviAgentFieldID.ApplicationRequestAction, (short)AppRequestAction.GetAppEntryPage);
msgOut.AddFieldList(appRequestList);
msgOut.Send(WaveServerComponent.UserManager, UserManagerMessageID.Login);
Core.UI.SignalViewNavigationStart(Core.UI.RootViewID);
break;
}
case UserManagerMessageID.EncryptionKeys:
{
// setting encryption (if allowed by build configuration)
if (Core.UseEncryption && (sessionHandshakeFish != null))
{
BinaryField sessionKeyField = (BinaryField)data[UserManagerFieldID.SessionKey];
byte[] sessionKey = (byte[])sessionKeyField.Data;
sessionHandshakeFish.Decrypt(sessionKey, sessionKey.Length);
BinaryField globalServerKeyField = (BinaryField)data[UserManagerFieldID.GlobalServerKey];
byte[] globalServerKey = (byte[])globalServerKeyField.Data;
sessionHandshakeFish.Decrypt(globalServerKey, globalServerKey.Length);
Core.NotifyEncryptionKeysChanged(this, sessionKey, globalServerKey);
}
else
{
Core.NotifyEncryptionKeysChanged(this, null, null);
}
// setting login data
StringField userName = (StringField)data[UserManagerFieldID.CreatedAccountUserName];
if (userName != null)
{
BinaryField userPass = (BinaryField)data[UserManagerFieldID.CreatedAccountPasswordHash];
if ((userPass != null) && (sessionHandshakeFish != null))
{
byte[] passBuffer = (byte[])userPass.Data.Clone();
sessionHandshakeFish.Decrypt(passBuffer, passBuffer.Length);
Core.Application.UpdateCredentials(userName.Data, passBuffer);
// no longer needed
sessionHandshakeFish = null;
}
}
break;
}
case UserManagerMessageID.LoginResponse:
{
if (!authenticated)
{
Int16Field loginStatus = (Int16Field)data[UserManagerFieldID.LoginStatus];
switch ((UserLoginStatus)loginStatus.Data)
{
case UserLoginStatus.Success:
{
// signal authentication success
Core.NotifyAuthentication(this, data[UserManagerFieldID.SessionInfo].AsByteArray());
// preparing login data message
FieldList appContext = (FieldList)data[UserManagerFieldID.ApplicationContext];
if (appContext != null)
{
int appID = appContext[MessageOutFieldID.ApplicationID].AsInteger() ?? 0;
string unqualifiedAppURI = appContext[UserManagerFieldID.ApplicationUnqualifiedURI].AsText();
string fullyQualifiedAppURI = appContext[UserManagerFieldID.ApplicationFullyQualifiedURI].AsText();
Core.NotifySuccessfulLogin(this, appID, unqualifiedAppURI, fullyQualifiedAppURI);
}
authenticated = true;
authenticatedEver = true;
break;
}
case UserLoginStatus.FailedInvalidCredentials:
Core.NotifyTerminateSession(this, SessionTerminationReasonCode.InvalidCredentials);
break;
case UserLoginStatus.FailedNoUser:
Core.NotifyTerminateSession(this, SessionTerminationReasonCode.NoSuchUser);
break;
}
}
break;
}
}
}
}
}
