Add support for chat commands

packet_handlers.py

@@ -1,8 +1,11 @@
+import re
 import time
 import importlib
 
 from panda3d.core import LPoint3f
 
+from minecraft.networking.packets import Packet, clientbound, serverbound
+
 import utils
 importlib.reload(utils)
 import path
@@ -47,3 +50,48 @@ def handle_position_and_look(packet, g):
     print(packet)
     p = LPoint3f(x=packet.x, y=packet.y, z=packet.z)
     g.pos = p
+
+def handle_chat(message, g):
+    source, text = message
+    reply = None
+
+    match = re.match(r'<(\w+)> (.*)', text)
+    if match:
+        sender, text = match.groups()
+    else:
+        return
+
+    if text.startswith('! '):
+        text = text[2:]
+    elif text.startswith('!'):
+        text = text[1:]
+    else:
+        return
+
+    if ' ' in text:
+        command = text.split(' ', 1)[0]
+        data = text.split(' ', 1)[1]
+    else:
+        command = text
+
+    if command == 'ping':
+        reply = 'pong'
+
+    if command == 'echo' and data:
+        reply = data
+
+    if command == 'respawn':
+        packet = serverbound.play.ClientStatusPacket()
+        packet.action_id = serverbound.play.ClientStatusPacket.RESPAWN
+        g.connection.write_packet(packet)
+        reply = 'ok'
+
+    if command == 'pos':
+        reply = str(utils.pint(g.pos))[1:-1]
+
+    if command == 'afk':
+        reply = '/afk'
+
+    if reply:
+        print(reply)
+        g.chat.send(reply)