|
public GetConnectionRecordByConnectionId ( string connectionId ) : |
||
| connectionId | string | |
| return | ||
//This method is to populate/join room
public Task LeaveRoom(Guid roomId, int moduleId)
{
var crc = new ConnectionRecordController();
var crrc = new ConnectionRecordRoomController();
var rc = new RoomController();
var c = crc.GetConnectionRecordByConnectionId(Context.ConnectionId) ?? SetupConnectionRecord();
//lookup client room connection record, if there don't add
var connectionRoom = crrc.GetConnectionRecordRoomByConnectionRecordId(c.ConnectionRecordId, roomId);
if (connectionRoom != null)
{
connectionRoom.DepartedDate = DateTime.UtcNow;
crrc.UpdateConnectionRecordRoom(connectionRoom);
var removeUser = Users.Find(conRec => (conRec.Id == connectionRoom.Id));
Users.Remove(removeUser);
}
//Remove the user from the SignalR Group (broadcast)
Groups.Remove(Context.ConnectionId, roomId.ToString());
return(Clients.Group(roomId.ToString()).updateUserList(Users.FindAll(cc => (cc.RoomId == roomId)), roomId));
}
private ConnectionRecord SetupConnectionRecord()
{
string username = Clients.Caller.username;
//if (string.IsNullOrEmpty(username))
//{
// Clients.Caller.newMessageNoParse(new Message { AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile), ConnectionId = "0", MessageDate = DateTime.UtcNow, MessageId = -1, MessageText = string.Format(Localization.GetString("BadConnection.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile), "phantom") });
// return new ConnectionRecord();
//}
if (username.Trim() == "phantom" || username.Trim() == string.Empty)
{
username = string.Format(Localization.GetString("AnonymousUser.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile), (Users.Count + 1));
}
Clients.Caller.username = username;
var userId = -1;
if (Convert.ToInt32(Clients.Caller.userid) > 0)
{
userId = Convert.ToInt32(Clients.Caller.userid);
}
//check if the connectionrecord is already in the DB
var crc = new ConnectionRecordController();
var c = crc.GetConnectionRecordByConnectionId(Context.ConnectionId);
if (c != null)
{
c.UserName = username;
crc.UpdateConnectionRecord(c);
}
else
{
c = new ConnectionRecord
{
ConnectionId = Context.ConnectionId,
ConnectedDate = DateTime.UtcNow,
ModuleId = Convert.ToInt32(Clients.Caller.moduleid),
UserName = username,
UserId = userId,
IpAddress = GetIpAddress()
};
//Users.Add(c);
crc.CreateConnectionRecord(c);
}
//store the record for the connection
return(c);
}
/*
* This method gets called when someone updates their name. We need to store the change in the ConnectionRecord
* We also want to send that info back to the client's state to update it there.
*/
public string UpdateName(string userName)
{
var crc = new ConnectionRecordController();
var id = Context.ConnectionId;
var cr = crc.GetConnectionRecordByConnectionId(id);
var crId = cr.ConnectionRecordId;
//we need to remove the original CR before updating it in the users list
//TODO: this isn't the right search
var roomList = Users.FindAll(c => (c.ConnectionRecordId == crId));
foreach (UserListRecords rr in roomList)
{
//todo: it doesn't look like the Remove happens on the client side
Users.Remove(rr);
var originalName = rr.UserName;
//set the new name on both record objects
rr.UserName = cr.UserName = userName;
//we need to update with the connectionrecord not UserListRecord
crc.UpdateConnectionRecord(cr);
Users.Add(rr);
var nameChange = String.Format(Localization.GetString("NameChange.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile), originalName,
rr.UserName);
Clients.Group(rr.RoomId.ToString()).updateUserList(Users.FindAll(uc => (uc.RoomId == rr.RoomId)), rr.RoomId);
var m = new Message
{
ConnectionId = Context.ConnectionId,
MessageDate = DateTime.UtcNow,
MessageText = nameChange,
AuthorName = originalName,
AuthorUserId = -1,
ModuleId = rr.ModuleId,
RoomId = rr.RoomId
};
new MessageController().CreateMessage(m);
Clients.Group(rr.RoomId.ToString()).newMessage(m);
//update message for all rooms
}
Clients.Caller.updateName(userName);
//else return nothing
return(string.Empty);
}
private void DisconnectUser(string connectionId)
{
if (connectionId == null)
{
return;
}
//TODO: remove user from all rooms
var crc = new ConnectionRecordController();
var crrc = new ConnectionRecordRoomController();
var id = connectionId;
var cr = crc.GetConnectionRecordByConnectionId(id);
if (cr != null)
{
var roomList = Users.FindAll(c => (c.ConnectionId == connectionId));
//disconnect from each room the user was connected to
foreach (UserListRecords rr in roomList)
{
Users.Remove(rr);
Clients.Group(rr.RoomId.ToString()).newMessageNoParse(new Message
{
AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile)
,
AuthorUserId = -1
,
ConnectionId = "0",
MessageDate = DateTime.UtcNow
,
MessageId = -1
,
MessageText = string.Format(Localization.GetString("Disconnected.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile)
, cr.UserName)
,
RoomId = rr.RoomId
});
//Clients.Group(rr.RoomId.ToString()).updateUserList(Users.FindAll(c => (c.RoomId == rr.RoomId)));
Clients.Group(rr.RoomId.ToString()).updateUserList(Users.FindAll(uc => (uc.RoomId == rr.RoomId)), rr.RoomId);
}
//disconnect the connectionrecord
cr.DisConnectedDate = DateTime.UtcNow;
crc.UpdateConnectionRecord(cr);
}
}
public void Send(string message, Guid roomId)
{
//if no valid connectionrecord don't let the message go through
var crc = new ConnectionRecordController();
var cr = crc.GetConnectionRecordByConnectionId(Context.ConnectionId);
//if the user (connectionrecord) isn't in a room don't let message go through
var rc = new RoomController();
if (cr != null && rc.UserInRoom(roomId, cr))
{
// parse message before use
if (Clients.Caller.username != null && Clients.Caller.username.Trim() != "phantom")
{
var parsedMessage = ParseMessage(message, roomId);
if (parsedMessage != string.Empty)
{
int moduleId;
int authorUserId;
//int.TryParse(Clients.Caller.moduleid, out moduleId);
moduleId = Convert.ToInt32(Clients.Caller.moduleid);
authorUserId = Convert.ToInt32(Clients.Caller.userid);
var m = new Message
{
ConnectionId = Context.ConnectionId,
MessageDate = DateTime.UtcNow,
MessageText = parsedMessage,
AuthorName = Clients.Caller.username,
AuthorUserId = authorUserId,
ModuleId = moduleId,
RoomId = roomId
};
new MessageController().CreateMessage(m);
Clients.Group(roomId.ToString()).newMessage(m);
}
}
else
{
// if there is no username for the user don't let them post
var m = new Message
{
ConnectionId = Context.ConnectionId,
MessageDate = DateTime.UtcNow,
MessageText = Localization.GetString("FailedUnknown.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile),
AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile),
AuthorUserId = -1,
RoomId = DefaultRoomId
};
Clients.Caller.newMessage(m);
}
}
else
{
// if there is no username for the user don't let them post
var m = new Message
{
ConnectionId = Context.ConnectionId,
MessageDate = DateTime.UtcNow,
MessageText = Localization.GetString("FailedUnknown.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile),
AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile),
AuthorUserId = -1,
RoomId = DefaultRoomId
};
Clients.Caller.newMessage(m);
}
}
/*
* When a user connects we need to populate their user information, we default the username to be Anonymous + a #
*/
//This method is to populate/join room
public Task JoinRoom(Guid roomId, int moduleId)
{
//TODO: don't allow connecting to the same room twice
var crc = new ConnectionRecordController();
var crrc = new ConnectionRecordRoomController();
var rc = new RoomController();
var r = rc.GetRoom(roomId, moduleId);
if (r.Enabled)
{
if (r.Private)
{
//check the password
}
var c = crc.GetConnectionRecordByConnectionId(Context.ConnectionId) ?? SetupConnectionRecord();
var cr = crrc.GetConnectionRecordRoomByConnectionRecordId(c.ConnectionRecordId, roomId);
if (cr == null)
{
var crr = new ConnectionRecordRoom
{
ConnectionRecordId = c.ConnectionRecordId,
JoinDate = DateTime.UtcNow,
DepartedDate = null,
RoomId = roomId
};
//join the room
crrc.CreateConnectionRecordRoom(crr);
var ulr = new UserListRecords(c, crr);
//add the user to the List of users that will be later filtered by RoomId
Users.Add(ulr);
}
Groups.Add(Context.ConnectionId, roomId.ToString());
//populate history for all previous rooms
RestoreHistory(roomId);
//lookup the Room to get the Welcome Message
Clients.Caller.newMessageNoParse(new Message
{
AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile),
ConnectionId = "0",
MessageDate = DateTime.UtcNow,
MessageId = -1,
MessageText = r.RoomWelcome,
AuthorUserId = -1,
RoomId = roomId
});
Clients.Group(roomId.ToString()).newMessageNoParse(new Message
{
AuthorName = Localization.GetString("SystemName.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile)
,
AuthorUserId = -1
,
ConnectionId = "0",
MessageDate = DateTime.UtcNow,
MessageId = -1,
MessageText = string.Format(Localization.GetString("Connected.Text", "~/desktopmodules/DnnChat/app_localresources/" + Localization.LocalSharedResourceFile), c.UserName),
RoomId = roomId
});
Clients.Caller.scrollBottom(r.RoomId);
return(Clients.Group(roomId.ToString()).updateUserList(Users.FindAll(uc => (uc.RoomId == r.RoomId)), roomId));
}
else
{
//if the room was no longer enabled, return nothing
return(null);
}
}
