fix eagler packets not working on newer protocolsupports

src/main/java/me/ayunami2000/ayungee/Main.java

@@ -28,6 +28,8 @@ public class Main {
 
     public static boolean forwarded = false;
 
+    public static boolean eaglerPackets = false;
+
     public static WebSocketServer webSocketServer = null;
 
     public static Map<WebSocket, Client> clients = new HashMap<>();
@@ -110,6 +112,7 @@ public class Main {
         port = (int) config.getOrDefault("port", 25569);
         webPort = (int) config.getOrDefault("web_port", 25565);
         forwarded = (boolean) config.getOrDefault("forwarded", false);
+        eaglerPackets = (boolean) config.getOrDefault("eag_packets", false);
 
         List<String> defaultMotd = new ArrayList<>();
 

src/main/java/me/ayunami2000/ayungee/WebSocketProxy.java

@@ -139,12 +139,14 @@ public class WebSocketProxy extends WebSocketServer {
                 return;
             }
         }
+        byte[] packet = message.array();
+        if (!Main.eaglerPackets && packet.length >= 11 && packet[0] == -6 && packet[2] >= 4 && packet[4] == 69 && packet[6] == 65 && packet[8] == 71 && packet[10] == 124) return; // EAG|
         Client currClient = Main.clients.get(conn);
         if (currClient.socketOut == null) {
-            currClient.msgCache.add(message.array());
+            currClient.msgCache.add(packet);
         } else if (!currClient.socket.isOutputShutdown()) {
             try {
-                currClient.socketOut.write(message.array());
+                currClient.socketOut.write(packet);
             } catch (IOException ignored) {}
         }
     }

src/main/resources/config.yml

@@ -6,6 +6,8 @@ port: 25569
 web_port: 25565
 # if this is behind a reverse proxy, such as caddy or nginx. uses X-Real-IP header.
 forwarded: false
+# forward eagler-specific packets?
+eag_packets: false
 # origin blacklist URL (leave empty to disable syncing)
 origin_blacklist: "https://g.eags.us/eaglercraft/origin_blacklist.txt"
 # whitelisted origins -- if specified, only allows the listed origins to connect