From 1e1eac991d14958f5e01a2ed9195435dd45b05f2 Mon Sep 17 00:00:00 2001
From: mittorn <mittorn@sibmail.com>
Date: Sat, 23 Feb 2019 19:20:24 +0000
Subject: [PATCH] ggm_saytext feature for chat transports

---
 dlls/client.cpp     |  2 ++
 dlls/gravgunmod.cpp | 31 +++++++++++++++++++++++++++++++
 dlls/gravgunmod.h   |  2 ++
 3 files changed, 35 insertions(+)

diff --git a/dlls/client.cpp b/dlls/client.cpp
index 2672676b..b5b72606 100644
--- a/dlls/client.cpp
+++ b/dlls/client.cpp
@@ -2075,6 +2075,8 @@ int	ConnectionlessPacket( const struct netadr_s *net_from, const char *args, cha
 {
 	// Parse stuff from args
 	//int max_buffer_size = *response_buffer_size;
+	if( GGM_ConnectionlessPacket( net_from, args, response_buffer, response_buffer_size ) )
+		return 1;
 
 	// Zero it out since we aren't going to respond.
 	// If we wanted to response, we'd write data into response_buffer
diff --git a/dlls/gravgunmod.cpp b/dlls/gravgunmod.cpp
index 0bc9623a..bb43cfe2 100644
--- a/dlls/gravgunmod.cpp
+++ b/dlls/gravgunmod.cpp
@@ -3062,6 +3062,36 @@ void GGM_Pause_f( void )
 	g_fPause ^= true;
 }
 
+extern int gmsgSayText;
+
+void GGM_SayText( const char *line )
+{
+	char text[254] = {};
+
+	snprintf( text, sizeof( text ), "%s\n", line );
+
+	MESSAGE_BEGIN( MSG_ALL, gmsgSayText, NULL );
+	WRITE_BYTE( ENTINDEX(0) );
+	WRITE_STRING( text );
+	MESSAGE_END();
+}
+
+void GGM_SayText_f( void )
+{
+	GGM_SayText(CMD_ARGS());
+}
+
+int GGM_ConnectionlessPacket( const struct netadr_s *net_from, const char *args, char *response_buffer, int *response_buffer_size )
+{
+	if( !strncmp( args, "ggm_chat ", 9 ) )
+	{
+		GGM_SayText( args + 9 );
+		*response_buffer_size = 0;
+		return 1;
+	}
+	return 0;
+}
+
 /*
 =====================
 GGM_RegisterCVars
@@ -3115,6 +3145,7 @@ void GGM_RegisterCVars( void )
 	g_engfuncs.pfnAddServerCommand( "ggm_load", GGM_Load_f );
 	g_engfuncs.pfnAddServerCommand( "ggm_votecommand", GGM_VoteCommand_f );
 	g_engfuncs.pfnAddServerCommand( "ggm_pause", GGM_Pause_f );
+	g_engfuncs.pfnAddServerCommand( "ggm_saytext", GGM_SayText_f );
 
 	zombietime = CVAR_GET_POINTER("zombietime");
 
diff --git a/dlls/gravgunmod.h b/dlls/gravgunmod.h
index cd904b67..26165da8 100644
--- a/dlls/gravgunmod.h
+++ b/dlls/gravgunmod.h
@@ -204,5 +204,7 @@ int GGM_ChangelevelVote( CBasePlayer *pPlayer, edict_t *pTrigger, const char *ps
 void GGM_ClearVote( void );
 void GGM_StartVoteCommand( CBasePlayer *pPlayer, const char *pszCommand, const char *pszMessage );
 void GGM_ConnectSaveBot( void );
+int GGM_ConnectionlessPacket( const struct netadr_s *net_from, const char *args, char *response_buffer, int *response_buffer_size );
+
 #endif // GRAVGUNMOD_H