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Mikubot/plugins/notifyme.lua

94 lines
3.2 KiB
Lua

-- This is a proprietary plugin, property of Andreas Bielawski, (c) 2015 <andi (dot) b (at) outlook (dot) de>
-- DO NOT USE WITHOUT PERMISSION
-- INFO: Stats must be activated, so that it can collect all members of a group and save his/her id to redis.
-- You can deactivate it afterwards.
-- See https://stackoverflow.com/a/32854917
function isWordFoundInString(word,input)
return select(2,input:gsub('^' .. word .. '%W+','')) +
select(2,input:gsub('%W+' .. word .. '$','')) +
select(2,input:gsub('^' .. word .. '$','')) +
select(2,input:gsub('%W+' .. word .. '%W+','')) > 0
end
local function pre_process(msg)
local notify_users = redis:smembers('notify:ls')
-- I call this beautiful lady the "if soup"
if msg.to.type == 'chat' then
if msg.text then
for _,user in pairs(notify_users) do
if isWordFoundInString('@'..user, string.lower(msg.text)) then
local chat_id = msg.to.id
local id = redis:hget('notify:'..user, 'id')
-- check, if user has sent at least one message to the group,
-- so that we don't send the user some private text, when he/she is not
-- in the group.
if redis:sismember('chat:'..chat_id..':users', id) then
-- ignore message, if it user is mentioning him/herself
if id == tostring(msg.from.id) then break; end
local send_date = run_command('date -d @'..msg.date..' +"%d.%m.%Y um %H:%M:%S Uhr"')
local send_date = string.gsub(send_date, "\n", "")
local from = string.gsub(msg.from.print_name, "%_", " ")
local chat_name = string.gsub(msg.to.print_name, "%_", " ")
local text = from..' am '..send_date..' in "'..chat_name..'":\n\n'..msg.text
send_msg('user#id'..id, text, ok_cb, false)
end
end
end
end
end
return msg
end
local function run(msg, matches)
if not msg.from.username then
return 'Du hast keinen Usernamen und kannst daher dieses Feature nicht nutzen. Tut mir leid!'
end
local username = string.lower(msg.from.username)
local hash = 'notify:'..username
if matches[1] == "del" then
if not redis:sismember('notify:ls', username) then
return 'Du wirst noch gar nicht benachrichtigt!'
end
print('Setting notify in redis hash '..hash..' to false')
redis:hset(hash, 'notify', false)
print('Removing '..username..' from redis set notify:ls')
redis:srem('notify:ls', username)
return 'Du erhälst jetzt keine Benachrichtigungen mehr, wenn du angesprochen wirst.'
else
if redis:sismember('notify:ls', username) then
return 'Du wirst schon benachrichtigt!'
end
print('Setting notify in redis hash '..hash..' to true')
redis:hset(hash, 'notify', true)
print('Setting id in redis hash '..hash..' to '..msg.from.id)
redis:hset(hash, 'id', msg.from.id)
print('Adding '..username..' to redis set notify:ls')
redis:sadd('notify:ls', username)
return 'Du erhälst jetzt Benachrichtigungen, wenn du angesprochen wirst!'
end
end
return {
description = "Benachrichtigt User, wenn er/sie erwähnt wird.",
usage = {
"/notify: Benachrichtigt dich privat, wenn du erwähnt wirst",
"/notify del: Benachrichtigt dich nicht mehr"
},
patterns = {
"^/notify (del)$",
"^/notify$"
},
run = run,
pre_process = pre_process,
notyping = true
}