/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public byte[] GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
{
return(ConfigHash);
}
using (BitWriter writer = new BitWriter())
{
writer.WriteUShort(ProtocolVersion);
for (int i = 0; i < Channels.Count; i++)
{
writer.WriteString(Channels[i].Name);
writer.WriteByte((byte)Channels[i].Type);
if (EnableEncryption)
{
writer.WriteBool(Channels[i].Encrypted);
}
}
for (int i = 0; i < MessageTypes.Count; i++)
{
writer.WriteString(MessageTypes[i].Name);
if (AllowPassthroughMessages)
{
writer.WriteBool(MessageTypes[i].Passthrough);
}
}
if (EnableSceneSwitching)
{
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
}
if (HandleObjectSpawning)
{
for (int i = 0; i < NetworkedPrefabs.Count; i++)
{
writer.WriteString(NetworkedPrefabs[i].name);
}
}
writer.WriteBool(HandleObjectSpawning);
writer.WriteBool(EnableEncryption);
writer.WriteBool(AllowPassthroughMessages);
writer.WriteBool(EnableSceneSwitching);
writer.WriteBool(SignKeyExchange);
//using (SHA256Managed sha256 = new SHA256Managed())
//{
// Returns a 160 bit / 20 byte / 5 int checksum of the config
if (cache)
{
ConfigHash = MessageDigest.SHA1_Opt(writer.Finalize()).ToArray(); //sha256.ComputeHash(writer.Finalize());
return(ConfigHash);
}
return(MessageDigest.SHA1_Opt(writer.Finalize()).ToArray()); //sha256.ComputeHash(writer.Finalize());
//}
}
}
/// <summary>
/// Gets a SHA256 hash of parts of the NetworkingConfiguration instance
/// </summary>
/// <param name="cache"></param>
/// <returns></returns>
public ulong GetConfig(bool cache = true)
{
if (ConfigHash != null && cache)
{
return(ConfigHash.Value);
}
using (BitWriter writer = BitWriter.Get())
{
writer.WriteUShort(ProtocolVersion);
for (int i = 0; i < Channels.Count; i++)
{
writer.WriteString(Channels[i].Name);
writer.WriteByte((byte)Channels[i].Type);
if (EnableEncryption)
{
writer.WriteBool(Channels[i].Encrypted);
}
}
for (int i = 0; i < MessageTypes.Count; i++)
{
writer.WriteString(MessageTypes[i].Name);
if (AllowPassthroughMessages)
{
writer.WriteBool(MessageTypes[i].Passthrough);
}
}
if (EnableSceneSwitching)
{
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
}
if (HandleObjectSpawning)
{
for (int i = 0; i < NetworkedPrefabs.Count; i++)
{
writer.WriteString(NetworkedPrefabs[i].name);
}
}
writer.WriteBool(HandleObjectSpawning);
writer.WriteBool(EnableEncryption);
writer.WriteBool(AllowPassthroughMessages);
writer.WriteBool(EnableSceneSwitching);
writer.WriteBool(SignKeyExchange);
writer.WriteBits((byte)AttributeMessageMode, 3);
// Returns a 160 bit / 20 byte / 5 int checksum of the config
if (cache)
{
ConfigHash = writer.Finalize().GetStableHash64();
return(ConfigHash.Value);
}
return(writer.Finalize().GetStableHash64());
}
}
/// <summary>
/// Switches to a scene with a given name. Can only be called from Server
/// </summary>
/// <param name="sceneName">The name of the scene to switch to</param>
public static void SwitchScene(string sceneName)
{
if (!NetworkingManager.singleton.NetworkConfig.EnableSceneSwitching)
{
Debug.LogWarning("MLAPI: Scene switching is not enabled");
return;
}
else if (isSwitching)
{
Debug.LogWarning("MLAPI: Scene switch already in progress");
return;
}
else if (!registeredSceneNames.Contains(sceneName))
{
Debug.LogWarning("MLAPI: The scene " + sceneName + " is not registered as a switchable scene.");
return;
}
SpawnManager.DestroySceneObjects(); //Destroy current scene objects before switching.
CurrentSceneIndex = sceneNameToIndex[sceneName];
isSwitching = true;
lastScene = SceneManager.GetActiveScene();
AsyncOperation sceneLoad = SceneManager.LoadSceneAsync(sceneName, LoadSceneMode.Additive);
sceneLoad.completed += OnSceneLoaded;
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(sceneNameToIndex[sceneName]);
InternalMessageHandler.Send("MLAPI_SWITCH_SCENE", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
internal static void PassthroughSend(uint targetId, uint sourceId, ushort messageType, int channelId, BitReader reader, uint?networkId = null, ushort?orderId = null)
{
if (netManager.isHost && targetId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Host trying to send data to it's own client
return;
}
using (BitWriter writer = BitWriter.Get())
{
writer.WriteGenericMessageHeader(messageType, networkId != null, networkId.GetValueOrDefault(), orderId.GetValueOrDefault(), true, null, sourceId);
#if !DISABLE_CRYPTOGRAPHY
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(MessageManager.reverseChannels[channelId]))
{
writer.WriteByteArray(CryptographyHelper.Encrypt(reader.ReadByteArray(), netManager.ConnectedClients[targetId].AesKey));
}
else
#endif
writer.WriteByteArray(reader.ReadByteArray());
writer.Finalize(ref FinalMessageBuffer);
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), channelId, false, out byte error);
}
}
/// <summary>
/// Returns a base64 encoded version of the config
/// </summary>
/// <returns></returns>
public string ToBase64()
{
NetworkConfig config = this;
using (BitWriter writer = BitWriter.Get())
{
writer.WriteUShort(config.ProtocolVersion);
writer.WriteBits((byte)config.Transport, 5);
writer.WriteUShort((ushort)config.Channels.Count);
for (int i = 0; i < config.Channels.Count; i++)
{
writer.WriteString(config.Channels[i].Name);
writer.WriteBool(config.Channels[i].Encrypted);
writer.WriteBits((byte)config.Channels[i].Type, 5);
}
writer.WriteUShort((ushort)config.MessageTypes.Count);
for (int i = 0; i < config.MessageTypes.Count; i++)
{
writer.WriteString(config.MessageTypes[i].Name);
writer.WriteBool(config.MessageTypes[i].Passthrough);
}
writer.WriteUShort((ushort)config.RegisteredScenes.Count);
for (int i = 0; i < config.RegisteredScenes.Count; i++)
{
writer.WriteString(config.RegisteredScenes[i]);
}
writer.WriteUShort((ushort)config.NetworkedPrefabs.Count);
for (int i = 0; i < config.NetworkedPrefabs.Count; i++)
{
writer.WriteBool(config.NetworkedPrefabs[i].playerPrefab);
writer.WriteString(config.NetworkedPrefabs[i].name);
}
writer.WriteInt(config.MessageBufferSize);
writer.WriteInt(config.ReceiveTickrate);
writer.WriteInt(config.MaxReceiveEventsPerTickRate);
writer.WriteInt(config.SendTickrate);
writer.WriteInt(config.EventTickrate);
writer.WriteInt(config.MaxConnections);
writer.WriteInt(config.ConnectPort);
writer.WriteString(config.ConnectAddress);
writer.WriteInt(config.ClientConnectionBufferTimeout);
writer.WriteBool(config.ConnectionApproval);
writer.WriteInt(config.SecondsHistory);
writer.WriteBool(config.HandleObjectSpawning);
writer.WriteBool(config.EnableEncryption);
writer.WriteBool(config.SignKeyExchange);
writer.WriteBool(config.AllowPassthroughMessages);
writer.WriteBool(config.EnableSceneSwitching);
writer.WriteBool(config.EnableTimeResync);
writer.WriteBits((byte)config.AttributeMessageMode, 3);
return(Convert.ToBase64String(writer.Finalize()));
}
}
public byte[] GetPublicKey()
{
using (BitWriter writer = new BitWriter())
{
writer.WriteByteArray(pub.X.ToByteArray());
writer.WriteByteArray(pub.Y.ToByteArray(), true);
return(writer.Finalize());
}
}
//RETURNS THE CLIENTIDS WHICH WAS NOT BEING OBSERVED
internal static ref List <uint> Send(string messageType, string channelName, BitWriter messageWriter, uint clientIdToIgnore, uint?fromNetId, uint?networkId = null, ushort?orderId = null)
{
failedObservers.Clear();
if (netManager.NetworkConfig.EncryptedChannels.Contains(channelName))
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("Cannot send messages over encrypted channel to multiple clients");
}
return(ref failedObservers);
}
using (BitWriter writer = BitWriter.Get())
{
writer.WriteGenericMessageHeader(MessageManager.messageTypes[messageType], networkId != null, networkId.GetValueOrDefault(), orderId.GetValueOrDefault(), false, 0, 0);
writer.WriteWriter(messageWriter);
int channel = MessageManager.channels[channelName];
foreach (KeyValuePair <uint, NetworkedClient> pair in netManager.connectedClients)
{
if (pair.Key == clientIdToIgnore)
{
continue;
}
uint targetClientId = pair.Key;
if (netManager.isHost && targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Don't invoke the message on our own machine. Instant stack overflow.
continue;
}
else if (targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Client trying to send data to host
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
//If we respect the observers, and the message is targeted (networkId != null) and the targetedNetworkId isnt observing the receiver. Then we continue
if (netManager.isServer && fromNetId != null && !SpawnManager.spawnedObjects[fromNetId.Value].observers.Contains(pair.Key))
{
failedObservers.Add(pair.Key);
continue;
}
writer.Finalize(ref FinalMessageBuffer);
NetworkProfiler.StartEvent(TickType.Send, (uint)messageWriter.GetFinalizeSize(), channelName, messageType);
byte error;
int byteCount = (int)writer.GetFinalizeSize();
NetworkProfiler.addBytesSent((uint)byteCount);
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, byteCount, channel, false, out error);
NetworkProfiler.EndEvent();
}
return(ref failedObservers);
}
}
internal static void Send(List <uint> clientIds, string messageType, string channelName, byte[] data, uint?fromNetId, uint?networkId = null, ushort?orderId = null)
{
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(channelName))
{
Debug.LogWarning("MLAPI: Cannot send messages over encrypted channel to multiple clients.");
return;
}
using (BitWriter writer = new BitWriter())
{
writer.WriteUShort(MessageManager.messageTypes[messageType]);
writer.WriteBool(networkId != null);
if (networkId != null)
{
writer.WriteUInt(networkId.Value);
}
if (orderId != null)
{
writer.WriteUShort(orderId.Value);
}
writer.WriteBool(false);
writer.WriteAlignBits();
writer.WriteByteArray(data);
int channel = MessageManager.channels[channelName];
for (int i = 0; i < clientIds.Count; i++)
{
uint targetClientId = clientIds[i];
if (netManager.isHost && targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Don't invoke the message on our own machine. Instant stack overflow.
continue;
}
else if (targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Client trying to send data to host
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
//If we respect the observers, and the message is targeted (networkId != null) and the targetedNetworkId isnt observing the receiver. Then we continue
if (netManager.isServer && fromNetId != null && !SpawnManager.spawnedObjects[fromNetId.Value].observers.Contains(clientIds[i]))
{
continue;
}
writer.Finalize(ref FinalMessageBuffer);
byte error;
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), channel, false, out error);
}
}
}
internal string ToBase64()
{
using (BitWriter writer = BitWriter.Get())
{
writer.WriteUShort(ProtocolVersion);
writer.WriteBits((byte)Transport, 5);
writer.WriteUShort((ushort)Channels.Count);
for (int i = 0; i < Channels.Count; i++)
{
writer.WriteString(Channels[i].Name);
writer.WriteBool(Channels[i].Encrypted);
writer.WriteBits((byte)Channels[i].Type, 5);
}
writer.WriteUShort((ushort)MessageTypes.Count);
for (int i = 0; i < MessageTypes.Count; i++)
{
writer.WriteString(MessageTypes[i].Name);
writer.WriteBool(MessageTypes[i].Passthrough);
}
writer.WriteUShort((ushort)RegisteredScenes.Count);
for (int i = 0; i < RegisteredScenes.Count; i++)
{
writer.WriteString(RegisteredScenes[i]);
}
writer.WriteUShort((ushort)NetworkedPrefabs.Count);
for (int i = 0; i < NetworkedPrefabs.Count; i++)
{
writer.WriteBool(NetworkedPrefabs[i].playerPrefab);
writer.WriteString(NetworkedPrefabs[i].name);
}
writer.WriteInt(MessageBufferSize);
writer.WriteInt(ReceiveTickrate);
writer.WriteInt(MaxReceiveEventsPerTickRate);
writer.WriteInt(SendTickrate);
writer.WriteInt(EventTickrate);
writer.WriteInt(MaxConnections);
writer.WriteInt(ConnectPort);
writer.WriteString(ConnectAddress);
writer.WriteInt(ClientConnectionBufferTimeout);
writer.WriteBool(ConnectionApproval);
writer.WriteInt(SecondsHistory);
writer.WriteBool(HandleObjectSpawning);
writer.WriteBool(EnableEncryption);
writer.WriteBool(SignKeyExchange);
writer.WriteBool(AllowPassthroughMessages);
writer.WriteBool(EnableSceneSwitching);
writer.WriteBool(EnableTimeResync);
writer.WriteBits((byte)AttributeMessageMode, 3);
return(Convert.ToBase64String(writer.Finalize()));
}
}
internal static void SpawnPrefabIndexServer(NetworkedObject netObject, uint?clientOwnerId = null)
{
if (netObject.isSpawned)
{
Debug.LogWarning("MLAPI: Object already spawned");
return;
}
else if (!netManager.isServer)
{
Debug.LogWarning("MLAPI: Only server can spawn objects");
return;
}
else if (!netManager.NetworkConfig.NetworkPrefabIds.ContainsKey(netObject.NetworkedPrefabName))
{
Debug.LogWarning("MLAPI: The prefab name " + netObject.NetworkedPrefabName + " does not exist as a networkedPrefab");
return;
}
else if (!netManager.NetworkConfig.HandleObjectSpawning)
{
Debug.LogWarning("MLAPI: NetworkConfig is set to not handle object spawning");
return;
}
uint netId = GetNetworkObjectId();
netObject.networkId = netId;
spawnedObjects.Add(netId, netObject);
netObject._isSpawned = true;
netObject.sceneObject = false;
netObject.InvokeBehaviourNetworkSpawn();
if (clientOwnerId != null)
{
netObject.ownerClientId = clientOwnerId.Value;
NetworkingManager.singleton.connectedClients[clientOwnerId.Value].OwnedObjects.Add(netObject);
}
using (BitWriter writer = new BitWriter())
{
writer.WriteBool(false);
writer.WriteUInt(netObject.NetworkId);
writer.WriteUInt(netObject.OwnerClientId);
writer.WriteInt(netManager.NetworkConfig.NetworkPrefabIds[netObject.NetworkedPrefabName]);
writer.WriteBool(netObject.sceneObject == null ? true : netObject.sceneObject.Value);
writer.WriteFloat(netObject.transform.position.x);
writer.WriteFloat(netObject.transform.position.y);
writer.WriteFloat(netObject.transform.position.z);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.x);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.y);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.z);
InternalMessageHandler.Send("MLAPI_ADD_OBJECT", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
public void TestWritingTrue()
{
BitWriter bitWriter = BitWriter.Get();
bitWriter.WriteBool(true);
byte[] result = bitWriter.Finalize();
Assert.That(result.Length, Is.EqualTo(1));
Assert.That(result[0], Is.EqualTo(1));
}
internal static void RemoveOwnership(uint netId)
{
NetworkedObject netObject = SpawnManager.spawnedObjects[netId];
NetworkingManager.singleton.connectedClients[netObject.OwnerClientId].OwnedObjects.RemoveAll(x => x.NetworkId == netId);
netObject.ownerClientId = NetworkingManager.singleton.NetworkConfig.NetworkTransport.InvalidDummyId;
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(netId);
writer.WriteUInt(netObject.ownerClientId);
InternalMessageHandler.Send("MLAPI_CHANGE_OWNER", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
private static byte[] Compress(byte[] data, Compression method = Compression.int32)
{
int size = method == Compression.int16 ? 2 : method == Compression.int32 ? 4 : 8;
int count = (data.Length / size) + (data.Length % size == 0 ? 0 : 1);
WriteFunc func = size == 2 ? func16 : size == 4 ? func32 : func64;
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt((uint)data.Length);
for (int i = 0; i < count; ++i)
{
func(writer, data, i);
}
return(writer.Finalize());
}
}
internal static void Send(uint[] clientIds, string messageType, string channelName, BitWriter messageWriter, uint?fromNetId, uint?networkId = null, ushort?orderId = null)
{
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(channelName))
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("Cannot send messages over encrypted channel to multiple clients");
}
return;
}
using (BitWriter writer = BitWriter.Get())
{
writer.WriteGenericMessageHeader(MessageManager.messageTypes[messageType], networkId != null, networkId.GetValueOrDefault(), orderId.GetValueOrDefault(), false, 0, 0);
writer.WriteWriter(messageWriter);
int channel = MessageManager.channels[channelName];
for (int i = 0; i < clientIds.Length; i++)
{
uint targetClientId = clientIds[i];
if (netManager.isHost && targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Don't invoke the message on our own machine. Instant stack overflow.
continue;
}
else if (targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Client trying to send data to host
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
//If we respect the observers, and the message is targeted (networkId != null) and the targetedNetworkId isnt observing the receiver. Then we continue
if (netManager.isServer && fromNetId != null && !SpawnManager.spawnedObjects[fromNetId.Value].observers.Contains(clientIds[i]))
{
continue;
}
writer.Finalize(ref FinalMessageBuffer);
NetworkProfiler.StartEvent(TickType.Send, (uint)messageWriter.GetFinalizeSize(), channelName, messageType);
byte error;
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), channel, false, out error);
NetworkProfiler.EndEvent();
}
}
}
internal static void PassthroughSend(uint targetId, uint sourceId, ushort messageType, int channelId, byte[] data, uint?networkId = null, ushort?orderId = null)
{
if (netManager.isHost && targetId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Host trying to send data to it's own client
Debug.LogWarning("MLAPI: Send method got message aimed at server from the server?");
return;
}
using (BitWriter writer = new BitWriter())
{
writer.WriteUShort(messageType);
writer.WriteBool(networkId != null);
if (networkId != null)
{
writer.WriteUInt(networkId.Value);
}
if (orderId != null)
{
writer.WriteUShort(orderId.Value);
}
writer.WriteBool(true);
writer.WriteUInt(sourceId);
writer.WriteAlignBits();
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(MessageManager.reverseChannels[channelId]))
{
writer.WriteByteArray(CryptographyHelper.Encrypt(data, netManager.connectedClients[targetId].AesKey));
}
else
{
writer.WriteByteArray(data);
}
writer.Finalize(ref FinalMessageBuffer);
byte error;
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), channelId, false, out error);
}
}
private void OnGUI()
{
int y = 25;
if (isServer && isLocalPlayer)
{
y += 25;
if (GUI.Button(new Rect(200, y, 200, 20), "Change Text with SyncVar"))
{
MySyncedName = "SyncVarTest: " + Random.Range(50, 10000);
}
y += 25;
if (GUI.Button(new Rect(200, y, 200, 20), "Spawn cube"))
{
GameObject go = Instantiate(cubePrefab);
go.transform.position = transform.position + new Vector3(0, 3f, 0);
go.GetComponent <NetworkedObject>().Spawn();
}
y += 25;
if (GUI.Button(new Rect(200, y, 200, 20), "Spawn sphere"))
{
GameObject go = Instantiate(spherePrefab);
go.transform.position = transform.position + new Vector3(0, 3f, 0);
go.GetComponent <NetworkedObject>().Spawn();
}
y += 25;
if (GUI.Button(new Rect(200, y, 200, 20), "Set random plane color"))
{
planeMaterial.color = Random.ColorHSV();
using (BitWriter writer = new BitWriter())
{
writer.WriteFloat(planeMaterial.color.r);
writer.WriteFloat(planeMaterial.color.g);
writer.WriteFloat(planeMaterial.color.b);
SendToClientsTarget("OnChangeColor", "ColorChannel", writer.Finalize());
}
}
}
}
internal static void FlushSceneObjects()
{
if (!NetworkingManager.singleton.isServer)
{
return;
}
List <NetworkedObject> sceneObjectsToSync = new List <NetworkedObject>();
foreach (KeyValuePair <uint, NetworkedObject> pair in SpawnManager.spawnedObjects)
{
if (pair.Value.sceneObject == null || pair.Value.sceneObject == true)
{
sceneObjectsToSync.Add(pair.Value);
}
}
using (BitWriter writer = new BitWriter())
{
writer.WriteUShort((ushort)sceneObjectsToSync.Count);
for (int i = 0; i < sceneObjectsToSync.Count; i++)
{
writer.WriteBool(false); //isLocalPlayer
writer.WriteUInt(sceneObjectsToSync[i].NetworkId);
writer.WriteUInt(sceneObjectsToSync[i].OwnerClientId);
writer.WriteInt(NetworkingManager.singleton.NetworkConfig.NetworkPrefabIds[sceneObjectsToSync[i].NetworkedPrefabName]);
writer.WriteBool(sceneObjectsToSync[i].sceneObject == null ? true : sceneObjectsToSync[i].sceneObject.Value);
writer.WriteFloat(sceneObjectsToSync[i].transform.position.x);
writer.WriteFloat(sceneObjectsToSync[i].transform.position.y);
writer.WriteFloat(sceneObjectsToSync[i].transform.position.z);
writer.WriteFloat(sceneObjectsToSync[i].transform.rotation.eulerAngles.x);
writer.WriteFloat(sceneObjectsToSync[i].transform.rotation.eulerAngles.y);
writer.WriteFloat(sceneObjectsToSync[i].transform.rotation.eulerAngles.z);
}
InternalMessageHandler.Send("MLAPI_ADD_OBJECTS", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
//RETURNS IF IT SUCCEDED OR FAILED BECAUSE OF NON-OBSERVER. ANY OTHER FAIL WILL RETURN TRUE
internal static bool Send(uint clientId, string messageType, string channelName, byte[] data, uint?fromNetId, uint?networkId = null, ushort?orderId = null, bool skipQueue = false)
{
uint targetClientId = clientId;
if (netManager.isHost && targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Don't invoke the message on our own machine. Instant stack overflow.
Debug.LogWarning("MLAPI: Cannot send message to own client");
return(true);
}
else if (targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Client trying to send data to host
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
//If we respect the observers, and the message is targeted (networkId != null) and the targetedNetworkId isnt observing the receiver. Then we return
if (netManager.isServer && fromNetId != null && !SpawnManager.spawnedObjects[fromNetId.Value].observers.Contains(clientId))
{
return(false);
}
bool isPassthrough = (!netManager.isServer && clientId != netManager.NetworkConfig.NetworkTransport.ServerNetId && netManager.NetworkConfig.AllowPassthroughMessages);
if (isPassthrough && !netManager.NetworkConfig.PassthroughMessageHashSet.Contains(MessageManager.messageTypes[messageType]))
{
Debug.LogWarning("MLAPI: The The MessageType " + messageType + " is not registered as an allowed passthrough message type.");
return(true);
}
using (BitWriter writer = new BitWriter())
{
writer.WriteUShort(MessageManager.messageTypes[messageType]);
writer.WriteBool(networkId != null);
if (networkId != null)
{
writer.WriteUInt(networkId.Value);
}
if (orderId != null)
{
writer.WriteUShort(orderId.Value);
}
writer.WriteBool(isPassthrough);
if (isPassthrough)
{
writer.WriteUInt(clientId);
}
writer.WriteAlignBits();
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(channelName))
{
//This is an encrypted message.
byte[] encrypted;
if (netManager.isServer)
{
encrypted = CryptographyHelper.Encrypt(data, netManager.connectedClients[clientId].AesKey);
}
else
{
encrypted = CryptographyHelper.Encrypt(data, netManager.clientAesKey);
}
writer.WriteByteArray(encrypted);
}
else
{
writer.WriteByteArray(data);
}
if (isPassthrough)
{
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
writer.Finalize(ref FinalMessageBuffer);
byte error;
if (skipQueue)
{
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), MessageManager.channels[channelName], true, out error);
}
else
{
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), MessageManager.channels[channelName], false, out error);
}
return(true);
}
}
//RETURNS IF IT SUCCEDED OR FAILED BECAUSE OF NON-OBSERVER. ANY OTHER FAIL WILL RETURN TRUE
internal static bool Send(uint clientId, string messageType, string channelName, BitWriter messageWriter, uint?fromNetId, uint?networkId = null, ushort?orderId = null, bool skipQueue = false)
{
uint targetClientId = clientId;
if (netManager.isHost && targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Don't invoke the message on our own machine. Instant stack overflow.
return(true);
}
else if (targetClientId == netManager.NetworkConfig.NetworkTransport.HostDummyId)
{
//Client trying to send data to host
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
//If we respect the observers, and the message is targeted (networkId != null) and the targetedNetworkId isnt observing the receiver. Then we return
if (netManager.isServer && fromNetId != null && !SpawnManager.spawnedObjects[fromNetId.Value].observers.Contains(clientId))
{
return(false);
}
bool isPassthrough = (!netManager.isServer && clientId != netManager.NetworkConfig.NetworkTransport.ServerNetId && netManager.NetworkConfig.AllowPassthroughMessages);
if (isPassthrough && !netManager.NetworkConfig.PassthroughMessageHashSet.Contains(MessageManager.messageTypes[messageType]))
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("The The MessageType " + messageType + " is not registered as an allowed passthrough message type");
}
return(true);
}
using (BitWriter writer = BitWriter.Get())
{
writer.WriteGenericMessageHeader(MessageManager.messageTypes[messageType], networkId != null, networkId.GetValueOrDefault(), orderId.GetValueOrDefault(), isPassthrough, clientId, null);
#if !DISABLE_CRYPTOGRAPHY
if (netManager.NetworkConfig.EncryptedChannelsHashSet.Contains(channelName))
{
//This is an encrypted message.
byte[] encrypted;
if (netManager.isServer)
{
encrypted = CryptographyHelper.Encrypt(messageWriter.Finalize(), netManager.ConnectedClients[clientId].AesKey);
}
else
{
encrypted = CryptographyHelper.Encrypt(messageWriter.Finalize(), netManager.clientAesKey);
}
writer.WriteByteArray(encrypted);
}
else
#endif
writer.WriteWriter(messageWriter);
if (isPassthrough)
{
targetClientId = netManager.NetworkConfig.NetworkTransport.ServerNetId;
}
writer.Finalize(ref FinalMessageBuffer);
NetworkProfiler.StartEvent(TickType.Send, (uint)messageWriter.GetFinalizeSize(), channelName, messageType);
byte error;
if (skipQueue)
{
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), MessageManager.channels[channelName], true, out error);
}
else
{
netManager.NetworkConfig.NetworkTransport.QueueMessageForSending(targetClientId, ref FinalMessageBuffer, (int)writer.GetFinalizeSize(), MessageManager.channels[channelName], false, out error);
}
NetworkProfiler.EndEvent();
return(true);
}
}
/// <summary>
/// Destroys a NetworkedObject if it's part of a pool. Use this instead of the MonoBehaviour Destroy method. Can only be called from Server.
/// </summary>
/// <param name="netObject">The NetworkedObject instance to destroy</param>
public static void DestroyPoolObject(NetworkedObject netObject)
{
if (!NetworkingManager.singleton.isServer)
{
Debug.LogWarning("MLAPI: Objects can only be destroyed on the server");
return;
}
netObject.gameObject.SetActive(false);
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(netObject.NetworkId);
InternalMessageHandler.Send("MLAPI_DESTROY_POOL_OBJECT", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
/// <summary>
/// Spawns a object from the pool at a given position and rotation. Can only be called from server.
/// </summary>
/// <param name="poolName">The name of the pool</param>
/// <param name="position">The position to spawn the object at</param>
/// <param name="rotation">The rotation to spawn the object at</param>
/// <returns></returns>
public static GameObject SpawnPoolObject(string poolName, Vector3 position, Quaternion rotation)
{
if (!NetworkingManager.singleton.isServer)
{
Debug.LogWarning("MLAPI: Object spawning can only occur on server");
return(null);
}
GameObject go = Pools[PoolNamesToIndexes[poolName]].SpawnObject(position, rotation);
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(go.GetComponent <NetworkedObject>().NetworkId);
writer.WriteFloat(position.x);
writer.WriteFloat(position.y);
writer.WriteFloat(position.z);
writer.WriteFloat(rotation.eulerAngles.x);
writer.WriteFloat(rotation.eulerAngles.y);
writer.WriteFloat(rotation.eulerAngles.z);
InternalMessageHandler.Send("MLAPI_SPAWN_POOL_OBJECT", "MLAPI_INTERNAL", writer.Finalize(), null);
}
return(go);
}
internal void RebuildObservers(uint?clientId = null)
{
bool initial = clientId != null;
if (initial)
{
bool shouldBeAdded = true;
for (int i = 0; i < childNetworkedBehaviours.Count; i++)
{
bool state = childNetworkedBehaviours[i].OnCheckObserver(clientId.Value);
if (state == false)
{
shouldBeAdded = false;
break;
}
}
if (shouldBeAdded)
{
observers.Add(clientId.Value);
}
}
else
{
HashSet <uint> previousObservers = new HashSet <uint>(observers);
HashSet <uint> newObservers = new HashSet <uint>();
bool update = false;
for (int i = 0; i < childNetworkedBehaviours.Count; i++)
{
bool changed = childNetworkedBehaviours[i].OnRebuildObservers(newObservers);
if (changed)
{
observers = newObservers;
update = true;
break;
}
}
if (update)
{
foreach (KeyValuePair <uint, NetworkedClient> pair in NetworkingManager.singleton.connectedClients)
{
if (pair.Key == NetworkingManager.singleton.NetworkConfig.NetworkTransport.HostDummyId)
{
continue;
}
if ((previousObservers.Contains(pair.Key) && !newObservers.Contains(pair.Key)) ||
(!previousObservers.Contains(pair.Key) && newObservers.Contains(pair.Key)))
{
//Something changed for this client.
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(networkId);
writer.WriteBool(observers.Contains(pair.Key));
InternalMessageHandler.Send(pair.Key, "MLAPI_SET_VISIBILITY", "MLAPI_INTERNAL", writer.Finalize(), null);
}
FlushToClient(pair.Key);
}
}
}
}
}
internal static void SpawnObject(NetworkedObject netObject, uint?clientOwnerId = null, BitWriter payload = null)
{
if (netObject.isSpawned)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("Object already spawned");
}
return;
}
else if (!netManager.isServer)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("Only server can spawn objects");
}
return;
}
else if (!netManager.NetworkConfig.NetworkPrefabIds.ContainsKey(netObject.NetworkedPrefabName))
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("The prefab name " + netObject.NetworkedPrefabName + " does not exist as a networkedPrefab");
}
return;
}
else if (!netManager.NetworkConfig.HandleObjectSpawning)
{
if (LogHelper.CurrentLogLevel <= LogLevel.Normal)
{
LogHelper.LogWarning("NetworkConfig is set to not handle object spawning");
}
return;
}
uint netId = GetNetworkObjectId();
netObject.networkId = netId;
spawnedObjects.Add(netId, netObject);
netObject._isSpawned = true;
netObject.sceneObject = false;
if (clientOwnerId != null)
{
netObject.ownerClientId = clientOwnerId.Value;
NetworkingManager.singleton.connectedClients[clientOwnerId.Value].OwnedObjects.Add(netObject);
}
if (payload == null)
{
netObject.InvokeBehaviourNetworkSpawn(null);
}
else
{
using (BitReader payloadReader = BitReader.Get(payload.Finalize())) netObject.InvokeBehaviourNetworkSpawn(payloadReader);
}
foreach (var client in netManager.connectedClients)
{
netObject.RebuildObservers(client.Key);
using (BitWriter writer = BitWriter.Get())
{
writer.WriteBool(false);
writer.WriteUInt(netObject.NetworkId);
writer.WriteUInt(netObject.OwnerClientId);
writer.WriteInt(netManager.NetworkConfig.NetworkPrefabIds[netObject.NetworkedPrefabName]);
writer.WriteBool(netObject.sceneObject == null ? true : netObject.sceneObject.Value);
writer.WriteBool(netObject.observers.Contains(client.Key));
writer.WriteFloat(netObject.transform.position.x);
writer.WriteFloat(netObject.transform.position.y);
writer.WriteFloat(netObject.transform.position.z);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.x);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.y);
writer.WriteFloat(netObject.transform.rotation.eulerAngles.z);
writer.WriteBool(payload != null);
if (netObject.observers.Contains(client.Key))
{
netObject.WriteFormattedSyncedVarData(writer);
}
if (payload != null)
{
writer.WriteWriter(payload);
}
InternalMessageHandler.Send(client.Key, "MLAPI_ADD_OBJECT", "MLAPI_INTERNAL", writer, null);
}
}
}
internal static void OnDestroyObject(uint networkId, bool destroyGameObject)
{
if (!spawnedObjects.ContainsKey(networkId) || (netManager != null && !netManager.NetworkConfig.HandleObjectSpawning))
{
return;
}
if (spawnedObjects[networkId].OwnerClientId != NetworkingManager.singleton.NetworkConfig.NetworkTransport.InvalidDummyId && !spawnedObjects[networkId].isPlayerObject)
{
//Someone owns it.
NetworkingManager.singleton.connectedClients[spawnedObjects[networkId].OwnerClientId].OwnedObjects.RemoveAll(x => x.NetworkId == networkId);
}
GameObject go = spawnedObjects[networkId].gameObject;
if (netManager != null && netManager.isServer)
{
releasedNetworkObjectIds.Push(networkId);
if (spawnedObjects[networkId] != null)
{
using (BitWriter writer = new BitWriter())
{
writer.WriteUInt(networkId);
InternalMessageHandler.Send("MLAPI_DESTROY_OBJECT", "MLAPI_INTERNAL", writer.Finalize(), null);
}
}
}
if (destroyGameObject && go != null)
{
MonoBehaviour.Destroy(go);
}
spawnedObjects.Remove(networkId);
}
