From: Jeff Halter <redacted>
Date: Wed, 11 Jan 2023 00:12:44 +0000 (-0800)
Subject: Improve compatibility with Obsession client
X-Git-Url: https://git.r.bdr.sh/rbdr/mobius/commitdiff_plain/fa0552fe1f5dc7862e24073423aeed15f9fe4ffe

Improve compatibility with Obsession client
---

diff --git a/hotline/server.go b/hotline/server.go
index 1aa9b1a..bda0c2a 100644
--- a/hotline/server.go
+++ b/hotline/server.go
@@ -36,6 +36,8 @@ type requestCtx struct {
 var nostalgiaVersion = []byte{0, 0, 2, 0x2c} // version ID used by the Nostalgia client
 var frogblastVersion = []byte{0, 0, 0, 0xb9} // version ID used by the Frogblast 1.2.4 client
 
+var obsessionVersion = []byte{0xbe, 0x00} // version ID used by the Obsession client
+
 type Server struct {
 	Port          int
 	Accounts      map[string]*Account
@@ -673,7 +675,8 @@ func (s *Server) handleNewConnection(ctx context.Context, rwc io.ReadWriteCloser
 	}
 
 	// Used simplified hotline v1.2.3 login flow for clients that do not send login info in tranAgreed
-	if c.Version == nil || bytes.Equal(c.Version, nostalgiaVersion) || bytes.Equal(c.Version, frogblastVersion) {
+	// TODO: figure out a generalized solution that doesn't require playing whack-a-mole for specific client versions
+	if c.Version == nil || bytes.Equal(c.Version, nostalgiaVersion) || bytes.Equal(c.Version, frogblastVersion) || bytes.Equal(c.Version, obsessionVersion) {
 		c.Agreed = true
 		c.logger = c.logger.With("name", string(c.UserName))
 		c.logger.Infow("Login successful", "clientVersion", fmt.Sprintf("%v", func() int { i, _ := byteToInt(c.Version); return i }()))