From 5495b64907b0c5987ef8efeffbf7e559c49c2cf9 Mon Sep 17 00:00:00 2001
From: Emistry Haoyan <equinox1991@gmail.com>
Date: Sun, 14 Apr 2019 21:59:17 +0800
Subject: Disable chatroom creation if cell_chknochat

- doesn't allow chatroom creation/switch if the coordinated cell are set
with cell_chknochat.
- chatroom will be auto deleted.
---
 src/map/chat.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/map/chat.c b/src/map/chat.c
index d9b642219..77a12a560 100644
--- a/src/map/chat.c
+++ b/src/map/chat.c
@@ -255,6 +255,14 @@ static int chat_leavechat(struct map_session_data *sd, bool kicked)
 	}
 
 	if( leavechar == 0 && cd->owner->type == BL_PC ) {
+
+		// check if new location are CELL_CHKNOCHAT
+		if (map->getcell(cd->usersd[0]->bl.m, NULL, cd->usersd[0]->bl.x, cd->usersd[0]->bl.y, CELL_CHKNOCHAT)) {
+			for (i = (cd->users - 1); i >= 0; i--)
+				chat->leave(cd->usersd[i], false);
+			return 2;
+		}
+
 		// Set and announce new owner
 		cd->owner = &cd->usersd[0]->bl;
 		clif->changechatowner(cd, cd->usersd[0]);
-- 
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