init.lua


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caps_message_count={}

minetest.register_on_joinplayer(function(player)
	local player_name = player:get_player_name()
	caps_message_count[player_name] = 0
end)

minetest.register_on_leaveplayer(function(player)
	local player_name = player:get_player_name()
	caps_message_count[player_name] = nil
end)

minetest.register_on_chat_message(function(name, message)
	if message:len()>16 and message:lower()~=message and message:upper()==message then
		caps_message_count[name] = caps_message_count[name] + 1
		if caps_message_count[name]>=3 then
			minetest.kick_player(name,"Sending all-caps messages is not allowed.")
			minetest.chat_send_all(string.format("* %s was kicked for sending too many all-caps messages.",name))
			if minetest.get_modpath("irc") then irc:say(string.format("* %s was kicked for sending too many all-caps messages.",name)) end
			minetest.log("action", string.format("Kicked %s for sending too many all-caps messages",name))
		else
			if minetest.get_modpath("notice") then
				notice.send(name,"Sending all-caps messages is not allowed")
			else
				minetest.chat_send_player(name,"Sending all-caps messages is not allowed.")
			end
			minetest.log("action",string.format("%s was warned for sending an all-caps message (%u so far)",name,caps_message_count[name]))
		end
	end
end)