From 9b749d16a63941a45f017916fc68c2d210b0dc37 Mon Sep 17 00:00:00 2001
From: Ben Longden <ben.longden@infinityworks.com>
Date: Mon, 26 Apr 2021 12:29:05 +0100
Subject: [PATCH] For mudlet we overwrite the negotiated GA value

Suppress GA
Activate the NOPROMPTGOAHEAD flag so GA's only sent on prompts
---
 evennia/server/portal/tests.py | 1 +
 evennia/server/portal/ttype.py | 1 +
 2 files changed, 2 insertions(+)

diff --git a/evennia/server/portal/tests.py b/evennia/server/portal/tests.py
index bd3cb94503..c26c9cc46d 100644
--- a/evennia/server/portal/tests.py
+++ b/evennia/server/portal/tests.py
@@ -252,6 +252,7 @@ class TestTelnet(TwistedTestCase):
         self.assertTrue(self.proto.protocol_flags["XTERM256"])
         self.assertEqual(self.proto.protocol_flags["CLIENTNAME"], "MUDLET")
         self.assertTrue(self.proto.protocol_flags["FORCEDENDLINE"])
+        self.assertTrue(self.proto.protocol_flags["NOGOAHEAD"])
         self.assertFalse(self.proto.protocol_flags["NOPROMPTGOAHEAD"])
         self.proto.dataReceived(b"".join([IAC, SB, TTYPE, IS, b"XTERM", IAC, SE]))
         self.proto.dataReceived(b"".join([IAC, SB, TTYPE, IS, b"MTTS 137", IAC, SE]))
diff --git a/evennia/server/portal/ttype.py b/evennia/server/portal/ttype.py
index 368ebecf1a..bf6e3e4139 100644
--- a/evennia/server/portal/ttype.py
+++ b/evennia/server/portal/ttype.py
@@ -120,6 +120,7 @@ class Ttype(object):
                 # supports xterm256 stably since 1.1 (2010?)
                 xterm256 = clientname.split("MUDLET", 1)[1].strip() >= "1.1"
                 # Mudlet likes GA's on a prompt line for the prompt trigger to match.
+                self.protocol.protocol_flags["NOGOAHEAD"] = True
                 self.protocol.protocol_flags["NOPROMPTGOAHEAD"] = False
 
             if (