gistfile1.lua

local SPAMS_UNTIL_KILL = 3
local spams = {}
minetest.register_on_chat_message(function(name, message)
	if message == string.upper(message) then
		if spams[name] then
			spams[name] = spams[name]+1
			if spams[name] == SPAMS_UNTIL_BAN then
				minetest.chat_send_all(name.." gets killed because of to many spam messages!")
				minetest.env:get_player_by_name(name):set_hp(0)
				local inv = minetest.env:get_player_by_name(name):get_inventory()
				for i=1,inv:get_size("main") do
					inv:set_stack("main", i, ItemStack(""))
				end
				return
			end
		else
			spams[name] = 1
		end
		minetest.chat_send_player(name, "Please dont spam! You already spammed "..spams[name].." times!")
	end
end)