@SubscribeEvent
public void onPacketReceive(ClientCustomPacketEvent event) {
// This method receives the TerrainControl packet with the custom
// biome colors and weather.
FMLProxyPacket receivedPacket = event.getPacket();
// We're on the client, receive the packet
ByteBuf stream = receivedPacket.payload();
try {
int serverProtocolVersion = stream.readInt();
int clientProtocolVersion = PluginStandardValues.ProtocolVersion;
if (serverProtocolVersion == clientProtocolVersion) {
// Server sent config
WorldClient worldMC = FMLClientHandler.instance().getClient().theWorld;
if (stream.readableBytes() > 4 && worldMC != null) {
// If the packet wasn't empty, and the client world exists:
// add the new biomes.
// (If no client world exists yet, then we're on a local
// server, and we can discard the packet.)
DataInputStream wrappedStream = new DataInputStream(new ByteBufInputStream(stream));
worldLoader.demandClientWorld(worldMC, wrappedStream);
}
TerrainControl.log(LogMarker.INFO, "Config received from server");
} else {
// Server or client is outdated
if (serverProtocolVersion > PluginStandardValues.ProtocolVersion) {
sendMessage(
TextFormatting.GREEN,
"The server is running a newer version of "
+ PluginStandardValues.PLUGIN_NAME
+ ". Please update!");
} else {
sendMessage(
TextFormatting.YELLOW,
"The server is running an outdated version of "
+ PluginStandardValues.PLUGIN_NAME
+ ". Cannot load custom biome colors and weather.");
}
TerrainControl.log(
LogMarker.WARN,
"Server has different protocol version. Client: {} Server: {}",
PluginStandardValues.ProtocolVersion,
serverProtocolVersion);
}
} catch (Exception e) {
TerrainControl.log(LogMarker.FATAL, "Failed to receive packet");
TerrainControl.printStackTrace(LogMarker.FATAL, e);
TerrainControl.log(LogMarker.FATAL, "Packet contents: {}", Arrays.toString(stream.array()));
sendMessage(TextFormatting.RED, "Error receiving packet.");
}
}
@SubscribeEvent
public void onPlayerLogin(PlayerEvent.PlayerLoggedInEvent event) {
// Server-side - called whenever a player logs in
// I couldn't find a way to detect if the client has TerrainControl,
// so for now the configs are sent anyway.
// Get the config
if (!(event.player instanceof EntityPlayerMP)) {
return;
}
EntityPlayerMP player = (EntityPlayerMP) event.player;
LocalWorld worldTC = worldLoader.getWorld(player.getEntityWorld());
if (worldTC == null) {
// World not loaded
return;
}
ConfigProvider configs = worldTC.getConfigs();
// Serialize it
ByteBuf nettyBuffer = Unpooled.buffer();
PacketBuffer mojangBuffer = new PacketBuffer(nettyBuffer);
DataOutput stream = new ByteBufOutputStream(nettyBuffer);
try {
stream.writeInt(PluginStandardValues.ProtocolVersion);
ConfigToNetworkSender.send(configs, stream);
} catch (IOException e) {
TerrainControl.printStackTrace(LogMarker.FATAL, e);
}
// Make the packet
SPacketCustomPayload packet =
new SPacketCustomPayload(PluginStandardValues.ChannelName, mojangBuffer);
// Send the packet
player.connection.sendPacket(packet);
}
