322 lines
8.4 KiB
Lua
322 lines
8.4 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 = '2.0'
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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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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.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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utilities.create_user_entry(self, msg.from)
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if msg.forward_from and msg.forward_from.id ~= msg.from.id then
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utilities.create_user_entry(self, msg.forward_from)
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elseif msg.reply_to_message and msg.reply_to_message.from.id ~= msg.from.id then
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utilities.create_user_entry(self, msg.reply_to_message.from)
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end
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if msg.date < os.time() - 5 then return end -- Do not process old messages.
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msg = utilities.enrich_message(msg)
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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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msg.text = string.gsub(msg.text, '@'..self.info.username, "")
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msg.text_lower = string.gsub(msg.text, '@'..string.lower(self.info.username), "")
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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: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.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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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_plugins(self, msg, config, plugin)
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for _, trigger in pairs(plugin.triggers) 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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'imgblacklist',
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'gImages',
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'gSearch',
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'wikipedia',
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'hackernews',
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'imdb',
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'calc',
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'urbandictionary',
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'time',
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'reddit',
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'reddit_post',
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'xkcd',
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'currency',
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'set',
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'get',
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'patterns',
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'9gag',
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'shell',
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'adfly',
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'twitter',
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'rss',
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'remind',
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'youtube',
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'youtube_search',
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'youtube_channel',
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'youtube_playlist',
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'tagesschau_eil',
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'twitter_send',
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'respond',
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'roll',
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'quotes',
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'pasteee',
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'images',
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'media',
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'location_manager',
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'creds',
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'weather',
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'forecast',
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'expand',
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'facebook',
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'github',
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'bitly',
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'app_store',
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'bitly_create',
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'br',
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'heise',
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'tagesschau',
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'wiimmfi',
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'wikia',
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'afk',
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'stats',
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'btc',
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'cats',
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'cleverbot',
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'imgur',
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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
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