public static async Task <int> SendDataToUserById(RPCType type, ObjectId id, PackedWebSocketMessage message)
{
//Find the group
var group = Program.holder.FindGroup(new RPCGroupQueryUser
{
type = type,
user_id = id
});
if (group == null)
{
return(0);
}
//Send event to all
await group.SendDistributedMessage(message, new List <LibDeltaSystem.WebFramework.WebSockets.Groups.GroupWebSocketService>());
return(group.clients.Count);
}
public static async Task <int> SendDataToServerAdminsById(RPCType type, ObjectId id, PackedWebSocketMessage message, List <GroupWebSocketService> ignoredClients)
{
//Find the group
var group = Program.holder.FindGroup(new RPCGroupQueryServerAdmin
{
type = type,
server_id = id
});
if (group == null)
{
return(0);
}
//Send event to all
await group.SendDistributedMessage(message, ignoredClients);
return(group.clients.Count);
}
public static async Task <int> SendDataToServerTribeById(RPCType type, ObjectId id, int tribe_id, PackedWebSocketMessage message)
{
//Find the group
var group = Program.holder.FindGroup(new RPCGroupQueryServerTribe
{
type = type,
server_id = id,
tribe_id = tribe_id
});
if (group == null)
{
return(0);
}
//Send event to all
await group.SendDistributedMessage(message, new List <LibDeltaSystem.WebFramework.WebSockets.Groups.GroupWebSocketService>());
//Also send this to server admins, as they could also be viewing this tribe
int adminCount = await SendDataToServerAdminsById(type, id, message, group.clients);
return(group.clients.Count + adminCount);
}
/// <summary>
/// Sends a message to all clients
/// </summary>
/// <returns></returns>
public async Task SendDistributedMessage(PackedWebSocketMessage packed, List <GroupWebSocketService> ignoredClients)
{
await SendDistributedMessage(packed.data, packed.length, packed.type, ignoredClients);
}
/// <summary>
/// Handles an RPC message: opcode 1. This will fire events to clients by a filter
/// </summary>
/// <param name="data"></param>
/// <param name="length"></param>
/// <returns></returns>
private async Task HandleRPCMessage(byte[] data, int length, ulong index)
{
//This follows the following format, starting at byte 10
// 4 bytes: int - Payload length "x"
// x bytes: string - Payload
// 2 bytes: ushort - Filter type
// [Dependant on filter type]
//Read the length of the payload and read the payload
int payloadLength = BinaryTool.ReadInt32(data, 10);
byte[] payload = BinaryTool.CopyFromArray(data, 14, payloadLength);
Log("RPC-MESSAGE", "Payload length " + payloadLength);
//Read the filter code
ushort filterCode = BinaryTool.ReadUInt16(data, 14 + payloadLength);
Log("RPC-MESSAGE", "Filter type " + filterCode);
//Pack contents
PackedWebSocketMessage packed = new PackedWebSocketMessage(payload, payloadLength, WebSocketMessageType.Text);
//Read the filter and send messages
Task pending;
if (filterCode == 0)
{
//USER_ID - Read the user ID
// 12 bytes: MongoDB ID - User ID
ObjectId userId = BinaryTool.ReadMongoID(data, 14 + payloadLength + 2);
pending = RPCEventDispatcher.SendDataToUserById(RPCType.RPCSession, userId, packed);
}
else if (filterCode == 1)
{
//SERVER - Sends to all members of a server
// 12 bytes: MongoDB ID - Server ID
ObjectId serverId = BinaryTool.ReadMongoID(data, 14 + payloadLength + 2);
pending = RPCEventDispatcher.SendDataToServerById(RPCType.RPCSession, serverId, packed);
}
else if (filterCode == 2)
{
//SERVER_TRIBE - Sends to a tribe of a server
// 12 bytes: MongoDB ID - Server ID
// 4 bytes: Int - ARK Tribe ID
ObjectId serverId = BinaryTool.ReadMongoID(data, 14 + payloadLength + 2);
int tribeId = BinaryTool.ReadInt32(data, 14 + payloadLength + 2 + 12);
pending = RPCEventDispatcher.SendDataToServerTribeById(RPCType.RPCSession, serverId, tribeId, packed);
}
else
{
await WriteResponse(index, 400);
return;
}
//Wait for sending to complete
Log("RPC-MESSAGE", "Sending message....pending...");
await pending;
Log("RPC-MESSAGE", "Message sent OK!");
//Send OK
await WriteResponse(index, 0);
}
