protected Yield ReplaceSubscribeSet(DreamContext context, DreamMessage request, Result <DreamMessage> response)
{
try {
string setId = context.GetParam("id");
_log.DebugFormat("Updating set {0}", setId);
if (!string.IsNullOrEmpty(request.Headers.DreamEventId))
{
_log.DebugFormat("'{0}' update is event: {1} - {2}", setId, request.Headers.DreamEventChannel, request.Headers.DreamEventId);
}
XDoc subscriptionDocument = request.ToDocument();
PubSubSubscriptionSet set = _dispatcher.ReplaceSet(setId, subscriptionDocument);
if (set != null)
{
long?version = subscriptionDocument["@version"].AsLong;
if (version.HasValue && version.Value <= set.Version)
{
_log.DebugFormat("set not modified: {0}", setId);
response.Return(DreamMessage.NotModified());
}
else
{
if (version.HasValue)
{
_log.DebugFormat("Updating set '{0}' from version {1} to {2}", setId, set.Version, version);
}
else
{
_log.DebugFormat("Updating set '{0}'", setId);
}
response.Return(DreamMessage.Ok());
}
}
else
{
_log.DebugFormat("no such set: {0}", setId);
response.Return(DreamMessage.NotFound("There is no subscription set at this location"));
}
} catch (ArgumentException e) {
response.Return(DreamMessage.Forbidden(e.Message));
}
yield break;
}
