From fe5336ce6630c2ab2a19e56889944e9a6a2db5d6 Mon Sep 17 00:00:00 2001
From: Brandon <brandon@bremaweb.com>
Date: Mon, 7 Jul 2014 21:56:56 -0500
Subject: [PATCH] start of limited range chat feature

---
 mods/chat/init.lua | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/mods/chat/init.lua b/mods/chat/init.lua
index 7e7e54c..4248289 100644
--- a/mods/chat/init.lua
+++ b/mods/chat/init.lua
@@ -7,13 +7,15 @@ end)
 ]]
 
 chat.local_chat = function(pos,text,radius)
-  if radius == nil then
-    radius = 25
-  end
-  local oir = minetest.get_objects_inside_radius(pos, radius)
-  for _,p in pairs(oir) do
-    if p:is_player() then
-      minetest.chat_send_player(p:get_player_name(),text)
-    end
-  end
+	if radius == nil then
+		radius = 25
+	end
+	if pos ~= nil then
+		local oir = minetest.get_objects_inside_radius(pos, radius)
+		for _,p in pairs(oir) do
+			if p:is_player() then
+				minetest.chat_send_player(p:get_player_name(),text)
+			end
+		end
+	end
 end
\ No newline at end of file