Initial Stargate plugin: Paper gate plugin + Velocity/Bungee cross-server bridges

2026-08-09 09:53:55 -04:00
commit 83a0392ee9
34 changed files with 2317 additions and 0 deletions
@@ -0,0 +1,22 @@
+plugins {
+    id("com.gradleup.shadow") version "8.3.5"
+}
+
+dependencies {
+    implementation(project(":stargate-common"))
+    compileOnly("net.md-5:bungeecord-api:1.21-R0.4")
+}
+
+tasks.shadowJar {
+    archiveClassifier.set("")
+}
+
+tasks.build {
+    dependsOn(tasks.shadowJar)
+}
+
+tasks.processResources {
+    filesMatching("bungee.yml") {
+        expand("version" to project.version)
+    }
+}
@@ -0,0 +1,80 @@
+package dev.skywalker3200.stargate.bungee;
+
+import dev.skywalker3200.stargate.common.network.StargateChannel;
+import net.md_5.bungee.api.ProxyServer;
+import net.md_5.bungee.api.connection.ProxiedPlayer;
+import net.md_5.bungee.api.connection.Server;
+import net.md_5.bungee.api.config.ServerInfo;
+import net.md_5.bungee.api.event.PluginMessageEvent;
+import net.md_5.bungee.api.event.ServerConnectedEvent;
+import net.md_5.bungee.api.plugin.Listener;
+import net.md_5.bungee.api.plugin.Plugin;
+import net.md_5.bungee.event.EventHandler;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.util.Map;
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+
+/** BungeeCord counterpart of the Velocity bridge: same wire protocol, same job. */
+public class StargateBungeePlugin extends Plugin implements Listener {
+
+    private final Map<UUID, String> pendingGateByPlayer = new ConcurrentHashMap<>();
+
+    @Override
+    public void onEnable() {
+        getProxy().registerChannel(StargateChannel.CHANNEL);
+        getProxy().getPluginManager().registerListener(this, this);
+        getLogger().info("Stargate Bungee bridge ready on channel " + StargateChannel.CHANNEL);
+    }
+
+    @EventHandler
+    public void onPluginMessage(PluginMessageEvent event) {
+        if (!event.getTag().equals(StargateChannel.CHANNEL)) return;
+        event.setCancelled(true);
+
+        try {
+            DataInputStream in = new DataInputStream(new ByteArrayInputStream(event.getData()));
+            byte op = in.readByte();
+            if (op != StargateChannel.OP_TELEPORT_REQUEST) return;
+
+            UUID playerId = UUID.fromString(in.readUTF());
+            String targetServer = in.readUTF();
+            String gateId = in.readUTF();
+
+            ProxiedPlayer player = ProxyServer.getInstance().getPlayer(playerId);
+            ServerInfo target = ProxyServer.getInstance().getServerInfo(targetServer);
+            if (player == null || target == null) {
+                getLogger().warning("Stargate teleport request for unknown player/server (" + playerId + "/" + targetServer + ")");
+                return;
+            }
+
+            pendingGateByPlayer.put(playerId, gateId);
+            player.connect(target);
+        } catch (Exception e) {
+            getLogger().warning("Failed to process stargate plugin message: " + e.getMessage());
+        }
+    }
+
+    @EventHandler
+    public void onServerConnected(ServerConnectedEvent event) {
+        ProxiedPlayer player = event.getPlayer();
+        String gateId = pendingGateByPlayer.remove(player.getUniqueId());
+        if (gateId == null) return;
+
+        Server server = event.getServer();
+        try {
+            ByteArrayOutputStream bytes = new ByteArrayOutputStream();
+            DataOutputStream out = new DataOutputStream(bytes);
+            out.writeByte(StargateChannel.OP_TELEPORT_DELIVER);
+            out.writeUTF(player.getUniqueId().toString());
+            out.writeUTF(gateId);
+            server.sendData(StargateChannel.CHANNEL, bytes.toByteArray());
+        } catch (Exception e) {
+            getLogger().warning("Failed to deliver stargate teleport: " + e.getMessage());
+        }
+    }
+}
@@ -0,0 +1,5 @@
+name: StargateBungee
+main: dev.skywalker3200.stargate.bungee.StargateBungeePlugin
+version: '${version}'
+author: skywalker3200
+description: Relays Stargate cross-server teleport requests for BungeeCord.