Examples with ServerStatusResponse net.minecraft.network.ServerStatusResponse used on opensource projects

Example 1 with ServerStatusResponse

use of net.minecraft.network.ServerStatusResponse in project SpongeCommon by SpongePowered.

the class MixinLegacyPingHandler method readLegacy.

private boolean readLegacy(ChannelHandlerContext ctx, ByteBuf buf) {
    if (buf.readUnsignedByte() != 0xFE) {
        return false;
    }
    MinecraftServer server = this.networkSystem.getServer();
    InetSocketAddress client = (InetSocketAddress) ctx.channel().remoteAddress();
    ServerStatusResponse response;
    int i = buf.readableBytes();
    switch(i) {
        case 0:
            LOGGER.debug("Ping: (<=1.3) from {}:{}", client.getAddress(), client.getPort());
            response = SpongeStatusResponse.postLegacy(server, client, SpongeLegacyMinecraftVersion.V1_3, null);
            if (response != null) {
                this.writeResponse(ctx, String.format("%s§%d§%d", SpongeStatusResponse.getUnformattedMotd(response), response.getPlayers().getOnlinePlayerCount(), response.getPlayers().getMaxPlayers()));
            } else {
                ctx.close();
            }
            break;
        case 1:
            if (buf.readUnsignedByte() != 0x01) {
                return false;
            }
            LOGGER.debug("Ping: (1.4-1.5) from {}:{}", client.getAddress(), client.getPort());
            response = SpongeStatusResponse.postLegacy(server, client, SpongeLegacyMinecraftVersion.V1_5, null);
            if (response != null) {
                this.writeResponse(ctx, String.format("§1\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d", response.getVersion().getProtocol(), response.getVersion().getName(), SpongeStatusResponse.getMotd(response), response.getPlayers().getOnlinePlayerCount(), response.getPlayers().getMaxPlayers()));
            } else {
                ctx.close();
            }
            break;
        default:
            if (buf.readUnsignedByte() != 0x01 || buf.readUnsignedByte() != 0xFA) {
                return false;
            }
            if (!buf.isReadable(2)) {
                break;
            }
            short length = buf.readShort();
            if (!buf.isReadable(length * 2)) {
                break;
            }
            if (!buf.readBytes(length * 2).toString(Charsets.UTF_16BE).equals("MC|PingHost")) {
                return false;
            }
            if (!buf.isReadable(2)) {
                break;
            }
            length = buf.readShort();
            if (!buf.isReadable(length)) {
                break;
            }
            int protocol = buf.readUnsignedByte();
            length = buf.readShort();
            String host = buf.readBytes(length * 2).toString(Charsets.UTF_16BE);
            int port = buf.readInt();
            LOGGER.debug("Ping: (1.6) from {}:{}", client.getAddress(), client.getPort());
            response = SpongeStatusResponse.postLegacy(server, client, new SpongeLegacyMinecraftVersion(SpongeLegacyMinecraftVersion.V1_6, protocol), InetSocketAddress.createUnresolved(NetworkUtil.cleanVirtualHost(host), port));
            if (response != null) {
                this.writeResponse(ctx, String.format("§1\u0000%d\u0000%s\u0000%s\u0000%d\u0000%d", response.getVersion().getProtocol(), response.getVersion().getName(), SpongeStatusResponse.getMotd(response), response.getPlayers().getOnlinePlayerCount(), response.getPlayers().getMaxPlayers()));
            } else {
                ctx.close();
            }
            break;
    }
    return true;
}

Example 2 with ServerStatusResponse

use of net.minecraft.network.ServerStatusResponse in project SpongeCommon by SpongePowered.

the class SpongeStatusResponse method clone.

private static ServerStatusResponse clone(ServerStatusResponse original) {
    ServerStatusResponse clone = new ServerStatusResponse();
    clone.setServerDescription(original.getServerDescription());
    if (original.getFavicon() != null) {
        ((ClientPingServerEvent.Response) clone).setFavicon(((StatusResponse) original).getFavicon().get());
    }
    clone.setPlayers(clone(original.getPlayers()));
    clone.setVersion(clone(original.getVersion()));
    return clone;
}

Example 3 with ServerStatusResponse

use of net.minecraft.network.ServerStatusResponse in project SpongeVanilla by SpongePowered.

the class DedicatedServerMixin_Vanilla method vanilla$onServerInitialize.

@Inject(method = "init()Z", at = @At(value = "INVOKE", target = "Lnet/minecraft/server/dedicated/DedicatedPlayerList;<init>(Lnet/minecraft/server/dedicated/DedicatedServer;)V", shift = At.Shift.BEFORE))
private void vanilla$onServerInitialize(CallbackInfoReturnable<Boolean> ci) {
    if (this.getFolderName() == null) {
        this.setFolderName(this.settings.getStringProperty("level-name", "world"));
    }
    vanilla$spongeVanilla.initialize();
    ServerStatusResponse statusResponse = getServerStatusResponse();
    statusResponse.setServerDescription(new TextComponentString(this.getMotd()));
    statusResponse.setVersion(new ServerStatusResponse.Version(MINECRAFT_VERSION.getName(), MINECRAFT_VERSION.getProtocol()));
    this.applyServerIconToResponse(statusResponse);
}

Example 4 with ServerStatusResponse

use of net.minecraft.network.ServerStatusResponse in project Arclight by IzzelAliz.

the class ServerStatusNetHandlerMixin method arclight$handleServerPing.

@Redirect(method = "processServerQuery", at = @At(value = "INVOKE", target = "Lnet/minecraft/network/NetworkManager;sendPacket(Lnet/minecraft/network/IPacket;)V"))
private void arclight$handleServerPing(NetworkManager networkManager, IPacket<?> packetIn) {
    Object[] players = this.server.getPlayerList().players.toArray();
    ArclightPingEvent event = new ArclightPingEvent(networkManager, server);
    Bukkit.getPluginManager().callEvent(event);
    List<GameProfile> profiles = new ArrayList<>(players.length);
    Object[] array;
    for (int length = (array = players).length, i = 0; i < length; ++i) {
        Object player = array[i];
        if (player != null) {
            profiles.add(((ServerPlayerEntity) player).getGameProfile());
        }
    }
    ServerStatusResponse.Players playerSample = new ServerStatusResponse.Players(event.getMaxPlayers(), profiles.size());
    if (!profiles.isEmpty()) {
        Collections.shuffle(profiles);
        profiles = profiles.subList(0, Math.min(profiles.size(), SpigotConfig.playerSample));
    }
    playerSample.setPlayers(profiles.toArray(new GameProfile[0]));
    ServerStatusResponse ping = new ServerStatusResponse();
    ping.setFavicon(event.icon.value);
    ping.setServerDescription(new StringTextComponent(event.getMotd()));
    ping.setPlayers(playerSample);
    int version = SharedConstants.getVersion().getProtocolVersion();
    ping.setVersion(new ServerStatusResponse.Version(this.server.getServerModName() + " " + this.server.getMinecraftVersion(), version));
    ping.setForgeData(this.server.getServerStatusResponse().getForgeData());
    networkManager.sendPacket(new SServerInfoPacket(ping));
}

Example 5 with ServerStatusResponse

use of net.minecraft.network.ServerStatusResponse in project Magma by magmafoundation.

the class StandardPaperServerListPingEventImpl method processRequest.

@SuppressWarnings("deprecation")
public static void processRequest(MinecraftServer server, NetworkManager networkManager) {
    StandardPaperServerListPingEventImpl event = new StandardPaperServerListPingEventImpl(server, networkManager, server.getServerStatusResponse());
    server.server.getPluginManager().callEvent(event);
    // Close connection immediately if event is cancelled
    if (event.isCancelled()) {
        networkManager.closeChannel(null);
        return;
    }
    // Setup response
    ServerStatusResponse ping = new ServerStatusResponse();
    // Description
    ping.setServerDescription(new TextComponentString(event.getMotd()));
    // Players
    if (!event.shouldHidePlayers()) {
        ping.setPlayers(new ServerStatusResponse.Players(event.getMaxPlayers(), event.getNumPlayers()));
        ping.getPlayers().setPlayers(event.getPlayerSampleHandle());
    }
    // Version
    ping.setVersion(new ServerStatusResponse.Version(event.getVersion(), event.getProtocolVersion()));
    // Favicon
    if (event.getServerIcon() != null) {
        ping.setFavicon(event.getServerIcon().getData());
    }
    // Send response
    networkManager.sendPacket(new SPacketServerInfo(ping));
}