private void OnGetChannelMetadataCore(object sender, MapRequestEventArgs <v12.Protocol.ChannelSubscribe.GetChannelMetadata, v12.Datatypes.ChannelData.ChannelMetadataRecord> args)
{
var handler = (v12.Protocol.ChannelSubscribe.IChannelSubscribeStore)sender;
var sessionId = GetSessionId(handler);
if (!Store.HasChannelSubscription(sessionId))
{
var callbacks = CreateChannelStreamingCallbacks(handler);
if (!Store.StartChannelSubscription(EtpVersion.v12, sessionId, int.MaxValue, TimeSpan.FromSeconds(0), false, callbacks))
{
args.FinalError = handler.ErrorInfo().RequestDenied();
}
}
foreach (var kvp in args.Request.Body.Uris) // Register metadata subscriptions
{
var subscriptionInfo = new MockSubscriptionInfo(kvp.Value, handler.Session.SessionId); // Use the actual sesison ID as a namespace.
if (Store.HasChannelSubscriptionScope(sessionId, subscriptionInfo))
{
continue;
}
IList <MockObject> addedChannels;
if (Store.AddChannelSubscriptionChannelScope(sessionId, subscriptionInfo, out addedChannels) && addedChannels.Count == 1)
{
args.ResponseMap[kvp.Key] = ((MockChannel)addedChannels[0]).ChannelMetadataRecord12(Store.GetChannelId(sessionId, addedChannels[0]));
}
else
{
args.ErrorMap[subscriptionInfo.RequestUuid.ToString()] = handler.ErrorInfo().RequestDenied($"URI: {kvp.Value}");
}
}
}
private void OnStartCore(object sender, VoidRequestEventArgs <v11.Protocol.ChannelStreaming.Start> args)
{
var handler = (v11.Protocol.ChannelStreaming.IChannelStreamingProducer)sender;
var sessionId = GetSessionId(handler);
var callbacks = CreateChannelStreamingCallbacks(handler);
if (Store.StartChannelSubscription(EtpVersion.v11, sessionId, args.Request.Body.MaxDataItems, TimeSpan.FromMilliseconds(args.Request.Body.MaxMessageRate), handler.Capabilities.SimpleStreamer ?? false, callbacks))
{
if (handler.Capabilities.SimpleStreamer ?? false)
{
var describe = new v11.Protocol.ChannelStreaming.ChannelDescribe
{
Uris = new List <string> {
EtpUri.RootUri11
},
};
foreach (var subscription in describe.GetSubscriptions(sessionId)) // Register global metadata subscriptions
{
var subscriptionInfo = new MockSubscriptionInfo(subscription);
if (Store.HasChannelSubscriptionScope(sessionId, subscriptionInfo))
{
continue;
}
IList <MockObject> addedChannels;
if (Store.AddChannelSubscriptionChannelScope(sessionId, subscriptionInfo, out addedChannels))
{
var channels = addedChannels
.Where(o => o is IMockGrowingObject)
.Select(o => ((IMockGrowingObject)o).ChannelMetadataRecord11(Store.GetChannelId(sessionId, o)))
.ToList();
handler.ChannelMetadata(subscription.RequestUuid, channels);
}
}
}
}
else
{
args.FinalError = handler.ErrorInfo().RequestDenied();
}
}
private void OnChannelDescribeCore(object sender, ListRequestEventArgs <v11.Protocol.ChannelStreaming.ChannelDescribe, v11.Datatypes.ChannelData.ChannelMetadataRecord> args)
{
var handler = (v11.Protocol.ChannelStreaming.IChannelStreamingProducer)sender;
var sessionId = GetSessionId(handler);
if (handler.Capabilities.SimpleStreamer ?? false)
{
args.FinalError = handler.ErrorInfo().RequestDenied();
return;
}
if (!Store.HasChannelSubscription(sessionId))
{
args.FinalError = handler.ErrorInfo().InvalidState("Start must be sent before ChannelDescribe.");
}
var allAddedChannels = new List <MockObject>();
foreach (var subscription in args.Request.Body.GetSubscriptions(sessionId)) // Register metadata subscriptions
{
var subscriptionInfo = new MockSubscriptionInfo(subscription);
if (Store.HasChannelSubscriptionScope(sessionId, subscriptionInfo))
{
continue;
}
IList <MockObject> addedChannels;
if (Store.AddChannelSubscriptionChannelScope(sessionId, subscriptionInfo, out addedChannels))
{
allAddedChannels.AddRange(addedChannels);
}
else
{
args.ErrorMap[subscriptionInfo.RequestUuid.ToString()] = handler.ErrorInfo().RequestDenied($"URI: {subscription.Uri}");
}
}
args.Responses = allAddedChannels
.Where(o => o is IMockGrowingObject)
.Select(o => ((IMockGrowingObject)o).ChannelMetadataRecord11(Store.GetChannelId(sessionId, o)))
.ToList();
}
private void OnStartStreamingCore(object sender, VoidRequestEventArgs <v12.Protocol.ChannelStreaming.StartStreaming> args)
{
var handler = (v12.Protocol.ChannelStreaming.IChannelStreamingProducer)sender;
var sessionId = GetSessionId(handler);
var callbacks = CreateChannelStreamingCallbacks(handler);
if (Store.StartChannelSubscription(EtpVersion.v11, sessionId, int.MaxValue, TimeSpan.FromMilliseconds(0), true, callbacks))
{
var describe = new v11.Protocol.ChannelStreaming.ChannelDescribe
{
Uris = new List <string> {
EtpUri.RootUri11
},
};
foreach (var subscription in describe.GetSubscriptions(sessionId)) // Register global metadata subscriptions
{
var subscriptionInfo = new MockSubscriptionInfo(subscription);
if (Store.HasChannelSubscriptionScope(sessionId, subscriptionInfo))
{
continue;
}
IList <MockObject> addedChannels;
if (Store.AddChannelSubscriptionChannelScope(sessionId, subscriptionInfo, out addedChannels))
{
var channels = addedChannels
.Where(o => o is MockChannel)
.Select(o => ((MockChannel)o).ChannelMetadataRecord12(Store.GetChannelId(sessionId, o)))
.ToList();
handler.ChannelMetadata(channels);
}
}
}
else
{
args.FinalError = handler.ErrorInfo().RequestDenied();
}
}
