369 lines
12 KiB
Lua
369 lines
12 KiB
Lua
local bot = {}
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-- Requires are moved to init to allow for reloads.
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local bindings -- Load Telegram bindings.
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local utilities -- Load miscellaneous and cross-plugin functions.
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local redis = (loadfile "./otouto/redis.lua")()
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bot.version = '2.2.0'
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function bot:init(config) -- The function run when the bot is started or reloaded.
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bindings = require('otouto.bindings')
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utilities = require('otouto.utilities')
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redis = (loadfile "./otouto/redis.lua")()
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cred_data = load_cred()
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assert(
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config.bot_api_key and config.bot_api_key ~= '',
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'You did not set your bot token in the config!'
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)
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self.BASE_URL = 'https://api.telegram.org/bot' .. config.bot_api_key .. '/'
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-- Fetch bot information. Try until it succeeds.
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repeat
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print('Fetching bot information...')
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self.info = bindings.getMe(self)
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until self.info
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self.info = self.info.result
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-- Load the "database"! ;)
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if not self.database then
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self.database = utilities.load_data(self.info.username..'.db')
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end
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-- MIGRATION CODE 2.0 -> 2.1
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if self.database.users and self.database.version ~= '2.1' then
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self.database.userdata = {}
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for id, user in pairs(self.database.users) do
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self.database.userdata[id] = {}
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self.database.userdata[id].nickname = user.nickname
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self.database.userdata[id].lastfm = user.lastfm
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user.nickname = nil
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user.lastfm = nil
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user.id_str = nil
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user.name = nil
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end
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end
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-- END MIGRATION CODE
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-- Table to cache user info (usernames, IDs, etc).
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self.database.users = self.database.users or {}
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-- Table to store userdata (nicknames, lastfm usernames, etc).
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self.database.userdata = self.database.userdata or {}
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-- Save the bot's version in the database to make migration simpler.
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self.database.version = bot.version
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-- Add updated bot info to the user info cache.
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self.database.users = self.database.users or {} -- Table to cache userdata.
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self.database.users[tostring(self.info.id)] = self.info
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self.plugins = {} -- Load plugins.
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enabled_plugins = load_plugins()
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for k,v in pairs(enabled_plugins) do
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local p = require('otouto.plugins.'..v)
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-- print('loading plugin',v)
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table.insert(self.plugins, p)
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self.plugins[k].name = v
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if p.init then p.init(self, config) end
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end
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print('Bot started successfully as:\n@' .. self.info.username .. ', AKA ' .. self.info.first_name ..' ('..self.info.id..')')
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self.last_update = self.last_update or 0 -- Set loop variables: Update offset,
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self.last_cron = self.last_cron or os.date('%M') -- the time of the last cron job,
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self.last_database_save = self.last_database_save or os.date('%H') -- the time of the last database save,
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self.is_started = true -- and whether or not the bot should be running.
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end
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function bot:on_msg_receive(msg, config) -- The fn run whenever a message is received.
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-- remove comment to enable debugging
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-- vardump(msg)
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-- Cache user info for those involved.
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if msg.date < os.time() - 5 then return end -- Do not process old messages.
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-- Cache user info for those involved.
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self.database.users[tostring(msg.from.id)] = msg.from
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if msg.reply_to_message then
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self.database.users[tostring(msg.reply_to_message.from.id)] = msg.reply_to_message.from
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elseif msg.forward_from then
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self.database.users[tostring(msg.forward_from.id)] = msg.forward_from
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elseif msg.new_chat_member then
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self.database.users[tostring(msg.new_chat_member.id)] = msg.new_chat_member
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elseif msg.left_chat_member then
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self.database.users[tostring(msg.left_chat_member.id)] = msg.left_chat_member
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end
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msg = utilities.enrich_message(msg)
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-- Support deep linking.
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if msg.text:match('^'..config.cmd_pat..'start .+') then
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msg.text = config.cmd_pat .. utilities.input(msg.text)
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msg.text_lower = msg.text:lower()
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end
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-- gsub out user name if multiple bots are in the same group
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if msg.text:match(config.cmd_pat..'([A-Za-z0-9-_-]+)@'..self.info.username) then
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msg.text = string.gsub(msg.text, config.cmd_pat..'([A-Za-z0-9-_-]+)@'..self.info.username, "/%1")
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msg.text_lower = msg.text:lower()
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end
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msg = pre_process_msg(self, msg, config)
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for _, plugin in ipairs(self.plugins) do
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match_plugins(self, msg, config, plugin)
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end
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end
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function bot:on_callback_receive(callback, msg, config) -- whenever a new callback is received
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-- remove comments to enable debugging
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-- vardump(msg)
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-- vardump(callback)
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if msg.date < os.time() - 1800 then -- Do not process old messages.
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utilities.answer_callback_query(self, callback, 'Nachricht älter als eine halbe Stunde, bitte sende den Befehl selbst noch einmal.', true)
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return
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end
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if not callback.data:find(':') or not callback.data:find('@'..self.info.username..' ') then
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return
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end
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callback.data = string.gsub(callback.data, '@'..self.info.username..' ', "")
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local called_plugin = callback.data:match('(.*):.*')
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local param = callback.data:sub(callback.data:find(':')+1)
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print('Callback Query "'..param..'" für Plugin "'..called_plugin..'" ausgelöst von '..callback.from.first_name..' ('..callback.from.id..')')
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msg = utilities.enrich_message(msg)
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for _, plugin in ipairs(self.plugins) do
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if plugin.name == called_plugin then
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if is_plugin_disabled_on_chat(plugin.name, msg) then return end
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plugin:callback(callback, msg, self, config, param)
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end
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end
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end
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-- NOTE: To enable InlineQuerys, send /setinline to @BotFather
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function bot:process_inline_query(inline_query, config) -- When an inline query is received
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-- remove comment to enable debugging
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-- vardump(inline_query)
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if not config.enable_inline_for_everyone then
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local is_whitelisted = redis:get('whitelist:user#id'..inline_query.from.id)
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if not is_whitelisted then return end
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end
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if inline_query.query:match('"') then
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inline_query.query = inline_query.query:gsub('"', '\\"')
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end
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for _, plugin in ipairs(self.plugins) do
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match_inline_plugins(self, inline_query, config, plugin)
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end
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end
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function bot:run(config)
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bot.init(self, config) -- Actually start the script.
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while self.is_started do -- Start a loop while the bot should be running.
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local res = bindings.getUpdates(self, { timeout=20, offset = self.last_update+1 } )
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if res then
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for _,v in ipairs(res.result) do -- Go through every new message.
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self.last_update = v.update_id
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if v.inline_query then
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bot.process_inline_query(self, v.inline_query, config)
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elseif v.callback_query then
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bot.on_callback_receive(self, v.callback_query, v.callback_query.message, config)
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elseif v.message then
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bot.on_msg_receive(self, v.message, config)
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end
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end
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else
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print('Connection error while fetching updates.')
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end
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if self.last_cron ~= os.date('%M') then -- Run cron jobs every minute.
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self.last_cron = os.date('%M')
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utilities.save_data(self.info.username..'.db', self.database) -- Save the database.
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for i,v in ipairs(self.plugins) do
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if v.cron then -- Call each plugin's cron function, if it has one.
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local result, err = pcall(function() v.cron(self, config) end)
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if not result then
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utilities.handle_exception(self, err, 'CRON: ' .. i, config)
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end
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end
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end
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end
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if self.last_database_save ~= os.date('%H') then
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utilities.save_data(self.info.username..'.db', self.database) -- Save the database.
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self.last_database_save = os.date('%H')
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end
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end
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-- Save the database before exiting.
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utilities.save_data(self.info.username..'.db', self.database)
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print('Halted.')
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end
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-- Apply plugin.pre_process function
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function pre_process_msg(self, msg, config)
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for _,plugin in ipairs(self.plugins) do
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if plugin.pre_process and msg then
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-- print('Preprocess '..plugin.name) -- remove comment to restore old behaviour
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new_msg = plugin:pre_process(msg, self, config)
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end
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end
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return new_msg
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end
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function match_inline_plugins(self, inline_query, config, plugin)
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for _, trigger in ipairs(plugin.inline_triggers or {}) do
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if string.match(string.lower(inline_query.query), trigger) then
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local success, result = pcall(function()
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for k, pattern in pairs(plugin.inline_triggers) do
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matches = match_pattern(pattern, inline_query.query)
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if matches then
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break;
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end
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end
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print('Inline: '..plugin.name..' triggered')
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return plugin.inline_callback(self, inline_query, config, matches)
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end)
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if not success then
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print(result)
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end
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end
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end
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end
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function match_plugins(self, msg, config, plugin)
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for _, trigger in ipairs(plugin.triggers or {}) do
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if string.match(msg.text_lower, trigger) then
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-- Check if Plugin is disabled
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if is_plugin_disabled_on_chat(plugin.name, msg) then return end
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local success, result = pcall(function()
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-- trying to port matches to otouto
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for k, pattern in pairs(plugin.triggers) do
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matches = match_pattern(pattern, msg.text)
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if matches then
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break;
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end
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end
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print(plugin.name..' triggered')
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return plugin.action(self, msg, config, matches)
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end)
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if not success then
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-- If the plugin has an error message, send it. If it does
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-- not, use the generic one specified in config. If it's set
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-- to false, do nothing.
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if plugin.error then
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utilities.send_reply(self, msg, plugin.error)
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elseif plugin.error == nil then
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utilities.send_reply(self, msg, config.errors.generic, true)
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end
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utilities.handle_exception(self, result, msg.from.id .. ': ' .. msg.text, config)
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return
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end
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-- If the action returns a table, make that table the new msg.
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if type(result) == 'table' then
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msg = result
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-- If the action returns true, continue.
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elseif result ~= true then
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return
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end
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end
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end
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end
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function is_plugin_disabled_on_chat(plugin_name, msg)
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local hash = get_redis_hash(msg, 'disabled_plugins')
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local disabled = redis:hget(hash, plugin_name)
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-- Plugin is disabled
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if disabled == 'true' then
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print('Plugin '..plugin_name..' ist in diesem Chat deaktiviert')
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return true
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else
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return false
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end
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end
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function load_plugins()
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enabled_plugins = redis:smembers('telegram:enabled_plugins')
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if not enabled_plugins[1] then
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create_plugin_set()
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end
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return enabled_plugins
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end
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-- create plugin set if it doesn't exist
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function create_plugin_set()
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enabled_plugins = {
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'control',
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'about',
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'id',
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'echo',
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'banhammer',
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'channels',
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'plugins',
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'help',
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'greetings'
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}
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print ('enabling a few plugins - saving to redis set telegram:enabled_plugins')
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for _,plugin in pairs(enabled_plugins) do
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redis:sadd("telegram:enabled_plugins", plugin)
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end
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end
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function load_cred()
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if redis:exists("telegram:credentials") == false then
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-- If credentials hash doesnt exists
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print ("Created new credentials hash: telegram:credentials")
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create_cred()
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end
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return redis:hgetall("telegram:credentials")
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end
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-- create credentials hash with redis
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function create_cred()
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cred = {
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bitly_access_token = "",
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cloudinary_apikey = "",
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cloudinary_api_secret = "",
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cloudinary_public_id = "",
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derpibooru_apikey = "",
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fb_access_token = "",
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flickr_apikey = "",
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ftp_site = "",
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ftp_username = "",
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ftp_password = "",
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gender_apikey = "",
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golem_apikey = "",
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google_apikey = "",
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google_cse_id = "",
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gitlab_private_token = "",
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gitlab_project_id = "",
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instagram_access_token = "",
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lyricsnmusic_apikey = "",
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mal_username = "",
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mal_pw = "",
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neutrino_userid = "",
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neutrino_apikey = "",
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owm_apikey = "",
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page2images_restkey = "",
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soundcloud_client_id = "",
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tw_consumer_key = "",
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tw_consumer_secret = "",
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tw_access_token = "",
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tw_access_token_secret = "",
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x_mashape_key = "",
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yandex_translate_apikey = "",
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yandex_rich_content_apikey = "",
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yourls_site_url = "",
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yourls_signature_token = ""
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}
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redis:hmset("telegram:credentials", cred)
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print ('saved credentials into reds hash telegram:credentials')
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end
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return bot |