private bool PreHandleInterceptors(List <IHandlerInterceptor> interceptors,
SocketRequest request)
{
foreach (var interceptor in interceptors)
{
var handleResult = interceptor.PreHandle(request);
if (handleResult.CancelActionInvoke)
{
var response = (handleResult.ResponseSuccess
? ResponseStatus.SUCCESS
: ResponseStatus.ERROR);
request.ProcessResponse(ActionResult.Json(
new OperationResult("", response, handleResult.Message), response, handleResult.Message), socket);
return(false);
}
}
return(true);
}
public override object DoInBackGround(int p)
{
SocketRequest request = null;
try
{
request = GetRequestSocket();
if (request == null)
{
return(string.Empty);
}
if (request.HasErrors)
{
request.ProcessResponse(ActionResult.Json("", ResponseStatus.ERROR, request.InternalErrorMessage), socket);
return(string.Empty);
}
controller = request.Controller;
method = controller.GetType().GetMethod(request.Action);
if (ActionLocker.ActionHasLock(controller, method.Name))
{
request.ProcessResponse(ActionResult.Json("", ResponseStatus.LOCKED, $"This action is already being performed by another remote client and is currently blocked. Try again later"), socket);
return(string.Empty);
}
foreach (ParameterInfo pi in method.GetParameters())
{
if (pi.ParameterType == typeof(SocketRequest))//.Equals("MobileAppServer.ServerObjects.SocketRequest"))
{
request.AddParameter(new RequestParameter("request", request));
continue;
}
if (!request.Parameters.Any(rp => rp.Name.Equals(pi.Name)))
{
throw new Exception($"O parâmetro '{pi.Name}', necessário em {request.Controller.GetType().Name}/{request.Action}, não foi informado.");
}
}
//GLOBAL Interceptors
var globalInterceptors = Server.GlobalInstance.Interceptors.Where(i =>
i.ActionName.Equals("") && i.ControllerName.Equals("")).ToList();
if (!PreHandleInterceptors(globalInterceptors, new SocketRequest(request.Controller, request.Action, RequestBody.Parameters, socket)))
{
return(string.Empty);
}
//CONTROLLER (all actions) Interceptors
var controllerInterceptors = Server.GlobalInstance.Interceptors.Where(i =>
i.ActionName.Equals("") && i.ControllerName.Equals(controller.GetType().Name)).ToList();
if (!PreHandleInterceptors(controllerInterceptors, new SocketRequest(request.Controller, request.Action, RequestBody.Parameters, socket)))
{
return(string.Empty);
}
//CONTROLLER (specific action) Interceptors
var controllerActionInterceptors = Server.GlobalInstance.Interceptors.Where(i =>
i.ActionName.Equals(method.Name) && i.ControllerName.Equals(controller.GetType().Name)).ToList();
if (!PreHandleInterceptors(controllerActionInterceptors, new SocketRequest(request.Controller, request.Action, RequestBody.Parameters, socket)))
{
return(string.Empty);
}
object[] methodParameters = new object[request.Parameters.Count];
for (int i = 0; i < request.Parameters.Count; i++)
{
methodParameters[i] = request.Parameters[i].Value;
}
LogController.WriteLog(new ServerLog($"Invoking action '{controller.GetType().Name}.{method.Name}'...", controller.GetType().Name, method.Name));
Stopwatch w = new Stopwatch();
w.Start();
ActionResult result = (ActionResult)method.Invoke(controller, methodParameters);
w.Stop();
if (w.ElapsedMilliseconds > 10000)
{
ServerAlertManager.CreateAlert(new ServerAlert(request.Controller.GetType().Name, request.Action,
$"The action it is taking considerable time to execute ({w.ElapsedMilliseconds} ms). Review your code to improve performance.'"));
}
ActionLocker.ReleaseLock(controller, method.Name);
LogController.WriteLog(new ServerLog($"Request completed in {w.ElapsedMilliseconds}ms", controller.GetType().Name, method.Name));
request.ProcessResponse(result, socket);
return(result);
}
catch (Exception ex)
{
if (controller != null &&
method != null)
{
ActionLocker.ReleaseLock(controller, method.Name);
}
if (request != null)
{
request.ProcessResponse(ActionResult.Json("", ResponseStatus.ERROR, $"Process request error: \n{ ex.Message}"), socket);
}
return(string.Empty);
}
}