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Mikubot-2/otouto/plugins/banhammer.lua

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local banhammer = {}
banhammer.command = 'banhammer <nur für Superuser>'
function banhammer:init(config)
banhammer.triggers = {
"^/(whitelist) (enable)$",
"^/(whitelist) (disable)$",
"^/(whitelist) (user) (%d+)$",
"^/(whitelist) (chat)$",
"^/(whitelist) (delete) (user) (%d+)$",
"^/(whitelist) (delete) (chat)$",
"^/(ban) (user) (%d+)$",
"^/(ban) (delete) (%d+)$",
"^/(kick) (%d+)$"
}
banhammer.doc = [[*
]]..config.cmd_pat..[[whitelist* _<enable>_/_<disable>_: Aktiviert/deaktiviert Whitelist
*]]..config.cmd_pat..[[whitelist* user _<user#id>_: Whiteliste User
*]]..config.cmd_pat..[[whitelist* chat: Whiteliste ganze Gruppe
*]]..config.cmd_pat..[[whitelist* delete user _<user#id>_: Lösche User von der Whitelist
*]]..config.cmd_pat..[[whitelist* delete chat: Lösche ganze Gruppe von der Whitelist
*]]..config.cmd_pat..[[ban* user _<user#id>_: Kicke User vom Chat und kicke ihn, wenn er erneut beitritt
*]]..config.cmd_pat..[[ban* delete _<user#id>_: Entbanne User
*]]..config.cmd_pat..[[kick* _<user#id>_: Kicke User aus dem Chat]]
end
function banhammer:kick_user(user_id, chat_id, self, onlykick)
if user_id == tostring(our_id) then
return "Ich werde mich nicht selbst kicken!"
else
local request = bindings.request(self, 'kickChatMember', {
chat_id = chat_id,
user_id = user_id
} )
if onlykick then return end
if not request then return 'User gebannt, aber kicken war nicht erfolgreich. Bin ich Administrator oder ist der User hier überhaupt?' end
return 'User '..user_id..' gebannt!'
end
end
function banhammer:ban_user(user_id, chat_id, self)
if user_id == tostring(our_id) then
return "Ich werde mich nicht selbst kicken!"
else
-- Save to redis
local hash = 'banned:'..chat_id..':'..user_id
redis:set(hash, true)
-- Kick from chat
return banhammer:kick_user(user_id, chat_id, self)
end
end
function banhammer:unban_user(user_id, chat_id, self, chat_type)
local hash = 'banned:'..chat_id..':'..user_id
redis:del(hash)
if chat_type == 'supergroup' then -- how can bots be admins anyway?
local request = bindings.request(self, 'unbanChatMember', {
chat_id = chat_id,
user_id = user_id
} )
end
return 'User '..user_id..' wurde entbannt.'
end
function banhammer:is_banned(user_id, chat_id)
local hash = 'banned:'..chat_id..':'..user_id
local banned = redis:get(hash)
return banned or false
end
function banhammer:is_user_whitelisted(id)
local hash = 'whitelist:user#id'..id
local white = redis:get(hash) or false
return white
end
function banhammer:is_chat_whitelisted(id)
local hash = 'whitelist:chat#id'..id
local white = redis:get(hash) or false
return white
end
function banhammer:pre_process(msg, self, config)
-- SERVICE MESSAGE
if msg.new_chat_member then
local user_id = msg.new_chat_member.id
print('Checking invited user '..user_id)
local banned = banhammer:is_banned(user_id, msg.chat.id)
if banned then
print('User is banned!')
banhammer:kick_user(user_id, msg.chat.id, self, true)
end
-- No further checks
return msg
end
-- BANNED USER TALKING
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
local user_id = msg.from.id
local chat_id = msg.chat.id
local banned = banhammer:is_banned(user_id, chat_id)
if banned then
print('Banned user talking!')
banhammer:ban_user(user_id, chat_id, self)
msg.text = ''
end
end
-- WHITELIST
local hash = 'whitelist:enabled'
local whitelist = redis:get(hash)
local issudo = is_sudo(msg, config)
-- Allow all sudo users even if whitelist is allowed
if whitelist and not issudo then
print('Whitelist enabled and not sudo')
-- Check if user or chat is whitelisted
local allowed = banhammer:is_user_whitelisted(msg.from.id)
local has_been_warned = redis:hget('user:'..msg.from.id, 'has_been_warned')
if not allowed then
print('User '..msg.from.id..' not whitelisted')
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
allowed = banhammer:is_chat_whitelisted(msg.chat.id)
if not allowed then
print ('Chat '..msg.chat.id..' not whitelisted')
else
print ('Chat '..msg.chat.id..' whitelisted :)')
end
else
if not has_been_warned then
utilities.send_reply(self, msg, "Dies ist ein privater Bot, der erst nach einer Freischaltung benutzt werden kann.\nThis is a private bot, which can only be after an approval.")
redis:hset('user:'..msg.from.id, 'has_been_warned', true)
else
print('User has already been warned!')
end
end
else
print('User '..msg.from.id..' allowed :)')
end
if not allowed then
msg.text = ''
msg.text_lower = ''
msg.entities = ''
end
-- else
-- print('Whitelist not enabled or is sudo')
end
return msg
end
function banhammer:action(msg, config, matches)
if msg.from.id ~= config.admin then
utilities.send_reply(self, msg, config.errors.sudo)
return
end
if matches[1] == 'ban' then
local user_id = matches[3]
local chat_id = msg.chat.id
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
if matches[2] == 'user' then
local text = banhammer:ban_user(user_id, chat_id, self)
utilities.send_reply(self, msg, text)
return
end
if matches[2] == 'delete' then
local text = banhammer:unban_user(user_id, chat_id, self, msg.chat.type)
utilities.send_reply(self, msg, text)
return
end
else
utilities.send_reply(self, msg, 'Das ist keine Chat-Gruppe')
return
end
end
if matches[1] == 'kick' then
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
banhammer:kick_user(matches[2], msg.chat.id, self, true)
return
else
utilities.send_reply(self, msg, 'Das ist keine Chat-Gruppe')
return
end
end
if matches[1] == 'whitelist' then
if matches[2] == 'enable' then
local hash = 'whitelist:enabled'
redis:set(hash, true)
utilities.send_reply(self, msg, 'Whitelist aktiviert')
return
end
if matches[2] == 'disable' then
local hash = 'whitelist:enabled'
redis:del(hash)
utilities.send_reply(self, msg, 'Whitelist deaktiviert')
return
end
if matches[2] == 'user' then
local hash = 'whitelist:user#id'..matches[3]
redis:set(hash, true)
utilities.send_reply(self, msg, 'User '..matches[3]..' whitelisted')
return
end
if matches[2] == 'chat' then
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
local hash = 'whitelist:chat#id'..msg.chat.id
redis:set(hash, true)
utilities.send_reply(self, msg, 'Chat '..msg.chat.id..' whitelisted')
return
else
utilities.send_reply(self, msg, 'Das ist keine Chat-Gruppe!')
return
end
end
if matches[2] == 'delete' and matches[3] == 'user' then
local hash = 'whitelist:user#id'..matches[4]
redis:del(hash)
utilities.send_reply(self, msg, 'User '..matches[4]..' von der Whitelist entfernt!')
return
end
if matches[2] == 'delete' and matches[3] == 'chat' then
if msg.chat.type == 'group' or msg.chat.type == 'supergroup' then
local hash = 'whitelist:chat#id'..msg.chat.id
redis:del(hash)
utilities.send_reply(self, msg, 'Chat '..msg.chat.id..' von der Whitelist entfernt')
return
else
utilities.send_reply(self, msg, 'Das ist keine Chat-Gruppe!')
return
end
end
end
end
return banhammer