82 lines
2.8 KiB
Lua
82 lines
2.8 KiB
Lua
local S = minetest.get_translator("player_spam")
|
||
|
||
local player_spam = {}
|
||
local CHAR_REPEAT_MAX = 3 -- максимально допустимое число повторяющихся символов
|
||
|
||
minetest.register_on_chat_message(function(name, msg)
|
||
if msg == "" or msg:sub(1, 1) == '/' then
|
||
return
|
||
end
|
||
if not minetest.check_player_privs(name, {shout = true}) then
|
||
minetest.chat_send_player(name, S("You can not chat. Missing privilege: shout"))
|
||
return true
|
||
end
|
||
|
||
-- накапливаем счетчик, минимальное значение увеличения любого сообщения - 1, для длинных сообщений будет выше
|
||
local count_as_messages = math.max(1, math.min(msg:len() / 100, 3))
|
||
player_spam[name] = (player_spam[name] or 0) + math.floor(count_as_messages + 0.5)
|
||
|
||
-- кик, если выше трёх за интервал
|
||
if player_spam[name] > 3 then
|
||
minetest.kick_player(name, S("You spammer you!"))
|
||
return true
|
||
end
|
||
-- предупреждение в чат игроку, если выше двух за интервал
|
||
if player_spam[name] > 2 then
|
||
minetest.chat_send_player(name, S("Your message was not sent due to flood detection. ")..
|
||
S("Please try again in some seconds."))
|
||
return true
|
||
end
|
||
|
||
local new_msg = ""
|
||
local last_char
|
||
local same_char_count = 0
|
||
|
||
-- Усечение повторяющихся символов в сообщении до ограничения CHAR_REPEAT_MAX
|
||
for c in msg:gmatch(".") do
|
||
if c:byte() < 0x20 then
|
||
c = ' '
|
||
end
|
||
if last_char == c:lower() then
|
||
same_char_count = same_char_count + 1
|
||
else
|
||
last_char = c:lower()
|
||
same_char_count = 0
|
||
end
|
||
|
||
if same_char_count < CHAR_REPEAT_MAX then
|
||
new_msg = new_msg .. c
|
||
end
|
||
end
|
||
if new_msg == msg then
|
||
return
|
||
end
|
||
|
||
minetest.chat_send_all("<"..name.."> " .. new_msg)
|
||
|
||
return true
|
||
end)
|
||
|
||
local timed = 0
|
||
-- сброс счетчиков сообщений пользователей за интервал CHECK_COUNT
|
||
local CHECK_COUNT = 8
|
||
minetest.register_globalstep(function(dtime)
|
||
timed = timed + dtime
|
||
if timed < CHECK_COUNT then
|
||
return
|
||
end
|
||
timed = 0
|
||
|
||
for i, player in pairs(minetest.get_connected_players()) do
|
||
local player_name = player:get_player_name()
|
||
local num = player_spam[player_name]
|
||
if num and num > 0 then
|
||
player_spam[player_name] = math.max(0, num - CHECK_COUNT)
|
||
end
|
||
end
|
||
end)
|
||
|
||
-- очистка поля спама при выходе игрока
|
||
minetest.register_on_leaveplayer(function(player)
|
||
player_spam[player:get_player_name()] = nil
|
||
end) |