From f93f266fff99dbe054c8ec8cfffc3bb30866a97b Mon Sep 17 00:00:00 2001
From: Juraj Vajda <juraj.vajda@rituals.com>
Date: Fri, 1 Dec 2017 12:03:57 -0500
Subject: [PATCH] prevent infinite spawning of mobs - added max value of mobs
 spawned

---
 spawners_mobs/api.lua           | 24 ++++++++++++++++++++++--
 spawners_mobs/spawners_mobs.lua |  2 +-
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/spawners_mobs/api.lua b/spawners_mobs/api.lua
index f0e8c7f..22b32c3 100644
--- a/spawners_mobs/api.lua
+++ b/spawners_mobs/api.lua
@@ -172,11 +172,31 @@ function spawners_mobs.start_spawning(random_pos, how_many, mob_name, mod_prefix
 	end
 end
 
-function spawners_mobs.check_around_radius(pos)
+function spawners_mobs.check_around_radius(pos, mob)
 	local player_near = false
 	local radius = 21
+	local mobs = {}
 
 	for _,obj in ipairs(minetest.get_objects_inside_radius(pos, radius)) do
+
+		local luae = obj:get_luaentity()
+
+		-- check for number of mobs near by
+		if luae ~= nil and luae.name ~= nil and mob ~= nil then
+			local mob_name = string.split(luae.name, ":")
+			mob_name = mob_name[2]
+
+			if mob_name == mob then
+				table.insert(mobs, mob)
+			end
+
+			if #mobs >= 8 then
+				player_near = false
+				return player_near
+			end
+		end
+
+		-- check for player near by
 		if obj:is_player() then
 			player_near = true
 		end
@@ -186,7 +206,7 @@ function spawners_mobs.check_around_radius(pos)
 end
 
 function spawners_mobs.check_node_status(pos, mob, night_only)
-	local player_near = spawners_mobs.check_around_radius(pos)
+	local player_near = spawners_mobs.check_around_radius(pos, mob)
 
 	if player_near then
 		local random_pos = false
diff --git a/spawners_mobs/spawners_mobs.lua b/spawners_mobs/spawners_mobs.lua
index 85b15a8..867267f 100644
--- a/spawners_mobs/spawners_mobs.lua
+++ b/spawners_mobs/spawners_mobs.lua
@@ -305,4 +305,4 @@ for i, mob_table in ipairs(spawners_mobs.mob_tables) do
 
 		spawners_mobs.create(mob_table.name, mob_table.mod_prefix, mob_table.dummy_size, mob_table.dummy_offset, mob_table.dummy_mesh, mob_table.dummy_texture, mob_table.night_only, mob_table.sound_custom)
 	end
-end
\ No newline at end of file
+end