From 5619f3245a36e444363b0167b37736e65223e1df Mon Sep 17 00:00:00 2001
From: hondacrx <prelude_20032002@yahoo.com>
Date: Sun, 22 Jan 2023 23:42:06 -0500
Subject: [PATCH] Core/Guild: Fixed possible guild exploit

Port From (https://github.com/TrinityCore/TrinityCore/commit/9ac19fd7904b0778c5c6fcd443a3f4a65e2e9435)
---
 Source/Game/Handlers/GuildHandler.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Source/Game/Handlers/GuildHandler.cs b/Source/Game/Handlers/GuildHandler.cs
index d9bcbab5e..e390c39f6 100644
--- a/Source/Game/Handlers/GuildHandler.cs
+++ b/Source/Game/Handlers/GuildHandler.cs
@@ -59,6 +59,9 @@ namespace Game
         [WorldPacketHandler(ClientOpcodes.GuildDeclineInvitation)]
         void HandleGuildDeclineInvitation(GuildDeclineInvitation packet)
         {
+            if (GetPlayer().GetGuildId() != 0)
+                return;
+
             GetPlayer().SetGuildIdInvited(0);
             GetPlayer().SetInGuild(0);
         }