multicast

squinnondation/messages.py

@@ -199,6 +199,22 @@ class HelloTLV(TLV):
         if not self.is_long:
             user.send_packet(sender, Packet.construct(HelloTLV.construct(16, user, sender)))
 
+    def handle_multicast(self, user: Any, sender: Any) -> None:
+        if sender.id > 0 and sender.id != self.source_id:
+            user.add_system_message(f"A client known as the id {sender.id} declared that it uses "
+                                        f"the id {self.source_id}.")
+            sender.id = self.source_id
+
+        if self.source_id == user.id:
+            sender.marked_as_banned = True
+
+        if not sender.active:
+            sender.id = self.source_id  # The sender we are given misses an id
+
+        # Add entry to/actualize the active peers dictionnary
+        user.update_peer_table(sender)
+        user.add_system_message(f"{self.source_id} sent me a Hello on multicast")
+    
     @property
     def is_long(self) -> bool:
         return self.length == 16