internal void AddEventInfo(OwaEventAttribute eventInfo)
{
if (!this.eventInfoTable.ContainsKey(eventInfo.Name))
{
this.eventInfoTable[eventInfo.Name] = eventInfo;
return;
}
if (!eventInfo.IsAsync)
{
throw new OwaException(string.Format("Event name already exists in the namespace. '{0}'", eventInfo.Name));
}
OwaEventAttribute owaEventAttribute = (OwaEventAttribute)this.eventInfoTable[eventInfo.Name];
if (!owaEventAttribute.IsAsync)
{
throw new OwaException(string.Format("Event name already exists in the namespace. '{0}'", eventInfo.Name));
}
if (eventInfo.BeginMethodInfo == null && eventInfo.EndMethodInfo != null && owaEventAttribute.BeginMethodInfo != null && owaEventAttribute.EndMethodInfo == null)
{
owaEventAttribute.EndMethodInfo = eventInfo.EndMethodInfo;
return;
}
if (eventInfo.BeginMethodInfo != null && eventInfo.EndMethodInfo == null && owaEventAttribute.BeginMethodInfo == null && owaEventAttribute.EndMethodInfo != null)
{
this.eventInfoTable[eventInfo.Name] = eventInfo;
eventInfo.EndMethodInfo = owaEventAttribute.EndMethodInfo;
return;
}
throw new OwaException("Error registering async event.");
}
// Token: 0x060010FE RID: 4350 RVA: 0x00040BF8 File Offset: 0x0003EDF8
private void ScanHandlerAttributes(MethodInfo method, OwaEventAttribute eventInfo, Type objectIdType)
{
object[] customAttributes = method.GetCustomAttributes(typeof(OwaEventVerbAttribute), false);
if (customAttributes != null && customAttributes.Length > 0)
{
OwaEventVerbAttribute owaEventVerbAttribute = (OwaEventVerbAttribute)customAttributes[0];
eventInfo.AllowedVerbs = owaEventVerbAttribute.Verb;
}
else
{
eventInfo.AllowedVerbs = OwaEventVerb.Post;
}
ExTraceGlobals.OehDataTracer.TraceDebug <string, OwaEventVerb>(0L, "Event handler found. Name: '{0}'. Allowed verbs: '{1}'.", eventInfo.Name, eventInfo.AllowedVerbs);
ulong num = 0UL;
int num2 = 0;
customAttributes = method.GetCustomAttributes(typeof(OwaEventParameterAttribute), false);
if (customAttributes != null && customAttributes.Length > 0)
{
if (customAttributes.Length >= 64)
{
throw new OwaException("Event handler declares more parameters than allowed");
}
if ((eventInfo.AllowedVerbs & OwaEventVerb.Get) != OwaEventVerb.Unsupported && customAttributes.Length > 16)
{
throw new OwaException("Event handler declares more parameters than allowed for a GET request");
}
foreach (OwaEventParameterAttribute owaEventParameterAttribute in customAttributes)
{
if (!eventInfo.IsInternal && !this.IsAllowedType(owaEventParameterAttribute.Type))
{
string message = string.Format("Event handler is using a type that is not supported method: '{0}' param type '{1}'", method.Name, owaEventParameterAttribute.Type);
throw new OwaException(message);
}
if (string.Equals(owaEventParameterAttribute.Name, "ns", StringComparison.Ordinal) || string.Equals(owaEventParameterAttribute.Name, "ev", StringComparison.Ordinal))
{
throw new OwaException("Handler is trying to use a reserve name for a parameter");
}
owaEventParameterAttribute.ParameterMask = 1UL << num2;
if (!owaEventParameterAttribute.IsOptional)
{
num |= owaEventParameterAttribute.ParameterMask;
}
eventInfo.AddParameterInfo(owaEventParameterAttribute);
num2++;
ExTraceGlobals.OehDataTracer.TraceDebug(0L, "Event handler parameter found, name: '{0}', type: '{1}', isArray: '{2}', isOptional: '{3}'", new object[]
{
owaEventParameterAttribute.Name,
owaEventParameterAttribute.Type,
owaEventParameterAttribute.IsArray,
owaEventParameterAttribute.IsOptional
});
}
}
eventInfo.RequiredMask = num;
}
// Token: 0x060010D2 RID: 4306 RVA: 0x0003FFF0 File Offset: 0x0003E1F0
public IHttpHandler GetHandler(HttpContext httpContext, string requestType, string url, string pathTranslated)
{
ExTraceGlobals.OehCallTracer.TraceDebug(0L, "OwaEventHandlerFactory.GetHandler");
string queryStringParameter = HttpUtilities.GetQueryStringParameter(httpContext.Request, "ns");
string queryStringParameter2 = HttpUtilities.GetQueryStringParameter(httpContext.Request, "ev");
ExTraceGlobals.OehDataTracer.TraceDebug <string, string>(0L, "Request namespace: '{0}', event: '{1}'", queryStringParameter, queryStringParameter2);
HttpApplication applicationInstance = httpContext.ApplicationInstance;
OwaEventRegistry owaEventRegistry = (OwaEventRegistry)applicationInstance.Application["OwaEventRegistry"];
if (owaEventRegistry == null)
{
HttpUtilities.EndResponse(httpContext, HttpStatusCode.MethodNotAllowed);
return(null);
}
OwaEventNamespaceAttribute owaEventNamespaceAttribute = owaEventRegistry.FindNamespaceInfo(queryStringParameter);
if (owaEventNamespaceAttribute == null)
{
throw new OwaException(string.Format(CultureInfo.InvariantCulture, "Namespace '{0}' doesn't exist", new object[]
{
queryStringParameter
}), null, this);
}
OwaEventAttribute owaEventAttribute = owaEventNamespaceAttribute.FindEventInfo(queryStringParameter2);
if (owaEventAttribute == null)
{
throw new OwaException(string.Format(CultureInfo.InvariantCulture, "Event '{0}' doesn't exist", new object[]
{
queryStringParameter2
}), null, this);
}
OwaEventVerb owaEventVerb = OwaEventVerbAttribute.Parse(httpContext.Request.HttpMethod);
ExTraceGlobals.OehDataTracer.TraceDebug <string>(0L, "Request verb: {0}", httpContext.Request.HttpMethod);
if ((owaEventAttribute.AllowedVerbs & owaEventVerb) == OwaEventVerb.Unsupported)
{
ExTraceGlobals.OehTracer.TraceDebug <OwaEventVerb, OwaEventVerb>(0L, "Verb is not allowed, returning 405. Actual verb: {0}. Allowed: {1}.", owaEventVerb, owaEventAttribute.AllowedVerbs);
HttpUtilities.EndResponse(httpContext, HttpStatusCode.MethodNotAllowed);
return(null);
}
OwaEventHandlerBase owaEventHandlerBase = (OwaEventHandlerBase)Activator.CreateInstance(owaEventNamespaceAttribute.HandlerType);
owaEventHandlerBase.EventInfo = owaEventAttribute;
owaEventHandlerBase.Verb = owaEventVerb;
if (owaEventAttribute.IsAsync)
{
ExTraceGlobals.OehTracer.TraceDebug(0L, "Created async HTTP handler to server OEH request");
return(new OwaEventAsyncHttpHandler(owaEventHandlerBase));
}
return(new OwaEventHttpHandler(owaEventHandlerBase));
}
// Token: 0x060010FC RID: 4348 RVA: 0x000408C8 File Offset: 0x0003EAC8
public void RegisterHandler(Type handlerType)
{
ExTraceGlobals.OehCallTracer.TraceDebug(0L, "OwaEventRegistry.RegisterHandler");
if (handlerType == null)
{
throw new ArgumentNullException("handlerType");
}
object[] customAttributes = handlerType.GetCustomAttributes(typeof(OwaEventNamespaceAttribute), false);
if (customAttributes == null || customAttributes.Length == 0)
{
throw new OwaException("Internal error: Handler is missing OwaEventNamespaceAttribute attribute");
}
OwaEventNamespaceAttribute owaEventNamespaceAttribute = (OwaEventNamespaceAttribute)customAttributes[0];
owaEventNamespaceAttribute.HandlerType = handlerType;
ExTraceGlobals.OehDataTracer.TraceDebug <string>(0L, "Handler type: '{0}'", handlerType.ToString());
foreach (MethodInfo methodInfo in handlerType.GetMethods(BindingFlags.Instance | BindingFlags.Public))
{
customAttributes = methodInfo.GetCustomAttributes(typeof(OwaEventAttribute), false);
if (customAttributes != null && customAttributes.Length > 0)
{
OwaEventAttribute owaEventAttribute = (OwaEventAttribute)customAttributes[0];
ParameterInfo[] parameters = methodInfo.GetParameters();
if (methodInfo.ReturnType == typeof(IAsyncResult))
{
if (parameters.Length != 2 || parameters[0].ParameterType != typeof(AsyncCallback) || parameters[1].ParameterType != typeof(object))
{
throw new OwaException("Wrong signature for async event handler method.");
}
owaEventAttribute.IsAsync = true;
owaEventAttribute.BeginMethodInfo = methodInfo;
}
else if (methodInfo.ReturnType == typeof(void))
{
if (parameters.Length == 1 && parameters[0].ParameterType == typeof(IAsyncResult))
{
owaEventAttribute.EndMethodInfo = methodInfo;
owaEventAttribute.IsAsync = true;
}
else
{
if (parameters.Length != 0)
{
throw new OwaException("Wrong signature for event handler method.");
}
owaEventAttribute.MethodInfo = methodInfo;
owaEventAttribute.IsAsync = false;
}
}
if (!owaEventAttribute.IsAsync || !(null != owaEventAttribute.EndMethodInfo))
{
this.ScanHandlerAttributes(methodInfo, owaEventAttribute, null);
}
owaEventNamespaceAttribute.AddEventInfo(owaEventAttribute);
}
}
foreach (object obj in owaEventNamespaceAttribute.EventInfoTable.Values)
{
OwaEventAttribute owaEventAttribute2 = obj as OwaEventAttribute;
if (owaEventAttribute2.MethodInfo != null)
{
if (owaEventAttribute2.BeginMethodInfo != null || owaEventAttribute2.EndMethodInfo != null)
{
throw new OwaException("Namespace defines the same event both sync and async");
}
}
else if (owaEventAttribute2.BeginMethodInfo != null)
{
if (owaEventAttribute2.EndMethodInfo == null)
{
throw new OwaException(string.Format("Begin async method {0} for event {1} is missing its corresponding End method", owaEventAttribute2.BeginMethodInfo.Name, owaEventAttribute2.Name));
}
}
else if (owaEventAttribute2.EndMethodInfo != null && owaEventAttribute2.BeginMethodInfo == null)
{
throw new OwaException(string.Format("End async method {0} for event {1} is missing its corresponding Begin method", owaEventAttribute2.EndMethodInfo.Name, owaEventAttribute2.Name));
}
}
this.handlerTable.Add(owaEventNamespaceAttribute.Name, owaEventNamespaceAttribute);
}
