private void respondToUpdateRequest(JObject obj)
{
var toUpdate = EntityRepository.GetEntityFromSetsByID(entity.Id);
if (toUpdate != null)
{
var userId = fromUser.Id;
if (toUpdate is Vote)
{ // update the subject
Vote updatedVote = (Vote)toUpdate;
var success = true;
if (success)
{
var subject = EntityRepository.GetEntityFromSetsByID(updatedVote.subjectId);
subject.IncrementVersion(); ///we have to increment version of the subject too
}
}
}
}
public virtual bool RegisterVote(Vote vote)
{
return(EntityRepository.Add(vote));
}
internal void resolveEntityRequest(IWebSocketConnection socket, JObject receivedObj)
{
switch (operation)
{
case 'c': //create new user generated entity
/*
* //Example shows json which creates new Vote for the present user
* {
* "msgType": "entity",
* "operation": "c",
* "className": "Vote",
* "entity": {"subjectID": "voting/215", "Agrees": true}
* }
*
* // TODO implement create spam check here
*/
{
try
{
var className = (string)receivedObj["className"];
Type type = Type.GetType("Dem2UserCreated." + className);
var sourceJSON = receivedObj["entity"].ToString();
var instance = JsonConvert.DeserializeObject(sourceJSON, type, new IsoDateTimeConverter());
entity = (ServerClientEntity)instance;
entity.OwnerId = fromUser.Id;
entity.Subscribe(fromUser);
switch (className)
{
case "Vote":
var newVote = (Vote)instance; //the serialized entity must be initialized
newVote.InitVote(fromUser); //the after initialization, we return the entity back
Console.WriteLine("Created new vote with Id {0}", newVote.Id);
break;
case "Comment":
var newComment = (Comment)instance;
EntityRepository.Add(newComment);
Console.WriteLine("Created new comment with Id {0}", newComment.Id);
break;
case "Listing":
var newListing = (Listing)instance;
newListing.JSONQuery.sourceJSON = receivedObj["entity"]["JSONQuery"].ToString();;
var added = EntityRepository.Add(newListing);
if (added == false)
{
entity = EntityRepository.allListings.Single(x => x.JSONQuery.sourceJSON == sourceJSON);
entity.Subscribe(fromUser);
sendTo(socket);
}
Console.WriteLine("Created new listing with Id {0}", newListing.Id);
break;
default:
break;
}
//var op = new entityOperation() { operation = 'c', entity = instance as ServerClientEntity };
//
Console.WriteLine("Object {0} created", instance.ToString());
}
catch (Exception)
{
throw;
}
}
break;
case 'r': //read an entity
/*
* Example shows json for this branch
* {
* "msgType": "entity",
* "operation": "r",
* "entity":{
* "Id": "user/132"
* }
* }*/
respondToReadRequest(socket);
break;
case 'u': //read an entity
/*
* Example shows json for this branch
* {
* "msgType": "entity",
* "operation": "r",
* "entity":{
* "Id": "user/132"
* }
* }*/
respondToUpdateRequest(receivedObj);
break;
case 'd': //delete an entity
/*
* {
* "msgType": "entity",
* "operation": "d",
* "entity": {"Id": "voting/215"}
* }
*
*/
{
string IdPrefixStr = entity.Id.Split('/')[0];
Type type = EntityRepository.GetRepoTypeById(IdPrefixStr);
var instance = JsonConvert.DeserializeObject(receivedObj["entity"].ToString(), type, new IsoDateTimeConverter());
{
var Id = (string)receivedObj["entity"]["Id"];
ServerClientEntity toDelete = EntityRepository.GetEntityFromSetsByID(Id);
var deletor = socket.ConnectionInfo.Cookies["user"];
if (deletor == toDelete.OwnerId)
{
var success = toDelete.Delete();
if (success)
{
if (toDelete is Vote)
{ // update the subject
Vote aVote = (Vote)toDelete;
var subject = EntityRepository.GetEntityFromSetsByID(aVote.subjectId);
subject.IncrementVersion();
}
var op = new entityOperation()
{
operation = 'd', entity = new ServerClientEntity(toDelete.Id, toDelete.version)
};
Dem2Hub.sendItTo(op, socket);
}
}
else
{
var err = new ServerError()
{
message = "sorry, you can't delete the entity id " + Id
};
Dem2Hub.sendItTo(err, socket);
}
}
}
break;
default:
Console.WriteLine("Unknown type of request: {0}", operation);
break;
}
}
public static void ResolveMessage (string message, IWebSocketConnection socket)
{
JObject receivedObj = JObject.Parse(message);
User user = null;
switch ((string)receivedObj["msgType"])
{
case "login":
Console.WriteLine("Login request");
User heWhoWantsToLogin = receivedObj["theUser"].ToObject<User>();
if (heWhoWantsToLogin != null)
{ //login successful
heWhoWantsToLogin.connection = socket;
if (heWhoWantsToLogin.accessToken != null)
{
#if IS_RUNNING_ON_SERVER
using (WebClient asyncWebRequest = new WebClient())
{
asyncWebRequest.DownloadDataCompleted += heWhoWantsToLogin.ProcessAccesTokenCheckResponse;
socket.ConnectionInfo.Cookies["authentication"] = "awaitingFBResponse";
Uri urlToRequest = new Uri("https://graph.facebook.com/me?access_token=" + heWhoWantsToLogin.accessToken + "&fields=id,first_name,last_name,gender,link,installed,verified,picture");
asyncWebRequest.DownloadDataAsync(urlToRequest);
}
#else
if (heWhoWantsToLogin.accessToken == "TESTING_TOKEN_1")
{
heWhoWantsToLogin.LogInUser("{\"id\":\"1533221860\",\"first_name\":\"Ji\\u0159\\u00ed\",\"last_name\":\"\\u0160p\\u00e1c\",\"gender\":\"male\",\"link\":\"http:\\/\\/www.facebook.com\\/Capaj\",\"installed\":true,\"verified\":true,\"picture\":{\"data\":{\"url\":\"https:\\/\\/fbcdn-profile-a.akamaihd.net\\/hprofile-ak-prn1\\/27439_1533221860_985_q.jpg\",\"is_silhouette\":false}}}");
}
}
#endif
}
else
{ //we don't know that user
Console.WriteLine("Login failed");
}
break;
case "logout":
Console.WriteLine("logout request");
User heWhoWantsToLogout = JsonConvert.DeserializeObject<User>(message);
break;
case "entity":
user = User.getUserFromSocket(socket);
if (user != null)
{
entityOperation op = JsonConvert.DeserializeObject<entityOperation>(message);
op.fromUser = user;
op.resolveEntityRequest(socket, receivedObj);
}
break;
case "Subscription":
/*
{
"msgType": "Subscription",
"operation": "d",
"entity": {"onEntityId": "voting/215"}
}
*/
user = User.getUserFromSocket(socket);
if (user != null)
{
var subsOp = (string)receivedObj["operation"];
var id = (string)receivedObj["operation"]["onEntityId"];
var entity = EntityRepository.GetEntityFromSetsByID(id);
switch (subsOp)
{
case "d":
entity.Unsubscribe(user);
break;
case "c":
entity.Subscribe(user);
break;
default:
break;
}
}
break;
default: Console.WriteLine("Unrecognized msgType");
break;
}
}
