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Mikubot-2/miku/bot.lua

378 lines
12 KiB
Lua

local bot = {}
-- Requires are moved to init to allow for reloads.
local bindings -- Load Telegram bindings.
local utilities -- Load miscellaneous and cross-plugin functions.
local redis = (loadfile "./miku/redis.lua")()
bot.version = '2.1'
function bot:init(config) -- The function run when the bot is started or reloaded.
bindings = require('miku.bindings')
utilities = require('miku.utilities')
redis = (loadfile "./miku/redis.lua")()
cred_data = load_cred()
assert(
config.bot_api_key and config.bot_api_key ~= '',
'You did not set your bot token in the config!'
)
self.BASE_URL = 'https://api.telegram.org/bot' .. config.bot_api_key .. '/'
-- Fetch bot information. Try until it succeeds.
repeat
print('Fetching bot information...')
self.info = bindings.getMe(self)
until self.info
self.info = self.info.result
-- Load the "database"! ;)
if not self.database then
self.database = utilities.load_data(self.info.username..'.db')
end
-- MIGRATION CODE 2.0 -> 2.1
if self.database.users and self.database.version ~= '2.1' then
self.database.userdata = {}
for id, user in pairs(self.database.users) do
self.database.userdata[id] = {}
self.database.userdata[id].nickname = user.nickname
self.database.userdata[id].lastfm = user.lastfm
user.nickname = nil
user.lastfm = nil
user.id_str = nil
user.name = nil
end
end
-- END MIGRATION CODE
-- Table to cache user info (usernames, IDs, etc).
self.database.users = self.database.users or {}
-- Table to store userdata (nicknames, lastfm usernames, etc).
self.database.userdata = self.database.userdata or {}
-- Save the bot's version in the database to make migration simpler.
self.database.version = bot.version
-- Add updated bot info to the user info cache.
self.database.users = self.database.users or {} -- Table to cache userdata.
self.database.users[tostring(self.info.id)] = self.info
self.plugins = {} -- Load plugins.
enabled_plugins = load_plugins()
for k,v in pairs(enabled_plugins) do
local p = require('miku.plugins.'..v)
-- print('loading plugin',v)
table.insert(self.plugins, p)
self.plugins[k].name = v
if p.init then p.init(self, config) end
end
print('Bot wurde erfolgreich gestartet!\n@' .. self.info.username .. ', AKA ' .. self.info.first_name ..' ('..self.info.id..')')
self.last_update = self.last_update or 0 -- Set loop variables: Update offset,
self.last_cron = self.last_cron or os.date('%M') -- the time of the last cron job,
self.last_database_save = self.last_database_save or os.date('%H') -- the time of the last database save,
self.is_started = true -- and whether or not the bot should be running.
end
function bot:on_msg_receive(msg, config) -- The fn run whenever a message is received.
-- remove comment to enable debugging
-- vardump(msg)
-- Cache user info for those involved.
if msg.date < os.time() - 5 then return end -- Do not process old messages.
-- Cache user info for those involved.
self.database.users[tostring(msg.from.id)] = msg.from
if msg.reply_to_message then
self.database.users[tostring(msg.reply_to_message.from.id)] = msg.reply_to_message.from
elseif msg.forward_from then
self.database.users[tostring(msg.forward_from.id)] = msg.forward_from
elseif msg.new_chat_member then
self.database.users[tostring(msg.new_chat_member.id)] = msg.new_chat_member
elseif msg.left_chat_member then
self.database.users[tostring(msg.left_chat_member.id)] = msg.left_chat_member
end
msg = utilities.enrich_message(msg)
-- Support deep linking.
if msg.text:match('^'..config.cmd_pat..'start .+') then
msg.text = config.cmd_pat .. utilities.input(msg.text)
msg.text_lower = msg.text:lower()
end
-- gsub out user name if multiple bots are in the same group
if msg.text:match(config.cmd_pat..'([A-Za-z0-9-_-]+)@'..self.info.username) then
msg.text = string.gsub(msg.text, config.cmd_pat..'([A-Za-z0-9-_-]+)@'..self.info.username, "/%1")
msg.text_lower = msg.text:lower()
end
msg = pre_process_msg(self, msg, config)
for _, plugin in ipairs(self.plugins) do
match_plugins(self, msg, config, plugin)
end
end
function bot:on_callback_receive(callback, msg, config) -- whenever a new callback is received
-- remove comments to enable debugging
-- vardump(msg)
-- vardump(callback)
if msg.date < os.time() - 1800 then -- Do not process old messages.
utilities.answer_callback_query(self, callback, 'Nachricht älter als eine halbe Stunde, bitte sende den Befehl selbst noch einmal.', true)
return
end
if not callback.data:find(':') or not callback.data:find('@'..self.info.username..' ') then
return
end
callback.data = string.gsub(callback.data, '@'..self.info.username..' ', "")
local called_plugin = callback.data:match('(.*):.*')
local param = callback.data:sub(callback.data:find(':')+1)
print('Callback Query "'..param..'" für Plugin "'..called_plugin..'" ausgelöst von '..callback.from.first_name..' ('..callback.from.id..')')
msg = utilities.enrich_message(msg)
for _, plugin in ipairs(self.plugins) do
if plugin.name == called_plugin then
if is_plugin_disabled_on_chat(plugin.name, msg) then return end
plugin:callback(callback, msg, self, config, param)
end
end
end
-- NOTE: To enable InlineQuerys, send /setinline to @BotFather
function bot:process_inline_query(inline_query, config) -- When an inline query is received
-- remove comment to enable debugging
-- vardump(inline_query)
if not config.enable_inline_for_everyone then
local is_whitelisted = redis:get('whitelist:user#id'..inline_query.from.id)
if not is_whitelisted then return end
end
if inline_query.query == '' then return end
if inline_query.query:match('"') then
inline_query.query = inline_query.query:gsub('"', '\\"')
end
for _, plugin in ipairs(self.plugins) do
match_inline_plugins(self, inline_query, config, plugin)
end
end
function bot:run(config)
bot.init(self, config) -- Actually start the script.
while self.is_started do -- Start a loop while the bot should be running.
local res = bindings.getUpdates(self, { timeout=20, offset = self.last_update+1 } )
if res then
for _,v in ipairs(res.result) do -- Go through every new message.
self.last_update = v.update_id
if v.inline_query then
bot.process_inline_query(self, v.inline_query, config)
elseif v.callback_query then
bot.on_callback_receive(self, v.callback_query, v.callback_query.message, config)
elseif v.message then
bot.on_msg_receive(self, v.message, config)
end
end
else
print('Connection error while fetching updates.')
end
if self.last_cron ~= os.date('%M') then -- Run cron jobs every minute.
self.last_cron = os.date('%M')
utilities.save_data(self.info.username..'.db', self.database) -- Save the database.
for i,v in ipairs(self.plugins) do
if v.cron then -- Call each plugin's cron function, if it has one.
local result, err = pcall(function() v.cron(self, config) end)
if not result then
utilities.handle_exception(self, err, 'CRON: ' .. i, config)
end
end
end
end
if self.last_database_save ~= os.date('%H') then
utilities.save_data(self.info.username..'.db', self.database) -- Save the database.
self.last_database_save = os.date('%H')
end
end
-- Save the database before exiting.
utilities.save_data(self.info.username..'.db', self.database)
print('Halted.')
end
-- Apply plugin.pre_process function
function pre_process_msg(self, msg, config)
for _,plugin in ipairs(self.plugins) do
if plugin.pre_process and msg then
-- print('Preprocess '..plugin.name) -- remove comment to restore old behaviour
new_msg = plugin:pre_process(msg, self, config)
end
end
return new_msg
end
function match_inline_plugins(self, inline_query, config, plugin)
for _, trigger in pairs(plugin.inline_triggers or {}) do
if string.match(string.lower(inline_query.query), trigger) then
local success, result = pcall(function()
for k, pattern in pairs(plugin.inline_triggers) do
matches = match_pattern(pattern, inline_query.query)
if matches then
break;
end
end
print('Inline: '..plugin.name..' triggered')
return plugin.inline_callback(self, inline_query, config, matches)
end)
if not success then
print(result)
end
end
end
end
function match_plugins(self, msg, config, plugin)
for _, trigger in pairs(plugin.triggers or {}) do
if string.match(msg.text_lower, trigger) then
-- Check if Plugin is disabled
if is_plugin_disabled_on_chat(plugin.name, msg) then return end
local success, result = pcall(function()
-- trying to port matches to miku
for k, pattern in pairs(plugin.triggers) do
matches = match_pattern(pattern, msg.text)
if matches then
break;
end
end
print(plugin.name..' triggered')
return plugin.action(self, msg, config, matches)
end)
if not success then
-- If the plugin has an error message, send it. If it does
-- not, use the generic one specified in config. If it's set
-- to false, do nothing.
if plugin.error then
utilities.send_reply(self, msg, plugin.error)
elseif plugin.error == nil then
utilities.send_reply(self, msg, config.errors.generic, true)
end
utilities.handle_exception(self, result, msg.from.id .. ': ' .. msg.text, config)
return
end
-- If the action returns a table, make that table the new msg.
if type(result) == 'table' then
msg = result
-- If the action returns true, continue.
elseif result ~= true then
return
end
end
end
end
function is_plugin_disabled_on_chat(plugin_name, msg)
local hash = get_redis_hash(msg, 'disabled_plugins')
local disabled = redis:hget(hash, plugin_name)
-- Plugin is disabled
if disabled == 'true' then
print('Plugin '..plugin_name..' ist in diesem Chat deaktiviert')
return true
else
return false
end
end
function load_plugins()
enabled_plugins = redis:smembers('telegram:enabled_plugins')
if not enabled_plugins[1] then
create_plugin_set()
end
return enabled_plugins
end
-- create plugin set if it doesn't exist
function create_plugin_set()
enabled_plugins = {
'control',
'about',
'id',
'echo',
'banhammer',
'channels',
'plugins',
'help',
'greetings'
}
print ('Aktiviere Plugins und speicher in telegram:enabled_plugins')
for _,plugin in pairs(enabled_plugins) do
redis:sadd("telegram:enabled_plugins", plugin)
end
end
function load_cred()
if redis:exists("telegram:credentials") == false then
-- If credentials hash doesnt exists
print ("Neuer Credentials-Hash in telegram:credentials erstellt.")
create_cred()
end
return redis:hgetall("telegram:credentials")
end
-- create credentials hash with redis
function create_cred()
cred = {
bitly_access_token = "",
cloudinary_apikey = "",
cloudinary_api_secret = "",
cloudinary_public_id = "",
derpibooru_apikey = "",
fb_access_token = "",
flickr_apikey = "",
forecastio_apikey = "",
ftp_site = "",
ftp_username = "",
ftp_password = "",
gender_apikey = "",
golem_apikey = "",
google_apikey = "",
google_cse_id = "",
gitlab_private_token = "",
gitlab_project_id = "",
instagram_access_token = "",
lyricsnmusic_apikey = "",
mal_username = "",
mal_pw = "",
neutrino_userid = "",
neutrino_apikey = "",
owm_apikey = "",
page2images_restkey = "",
plex_token = "",
sankaku_username = "",
sankaku_pw = "",
soundcloud_client_id = "",
tumblr_api_key = "",
tw_consumer_key = "",
tw_consumer_secret = "",
tw_access_token = "",
tw_access_token_secret = "",
x_mashape_key = "",
yandex_translate_apikey = "",
yandex_rich_content_apikey = "",
yourls_site_url = "",
yourls_signature_token = ""
}
redis:hmset("telegram:credentials", cred)
print ('Credentials gespeichert in telegram:credentials')
end
return bot