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Mikubot-2/plugins/librefm.lua
2016-04-10 21:04:47 -07:00

104 lines
2.9 KiB
Lua

local librefm = {}
local HTTPS = require('ssl.https')
local URL = require('socket.url')
local JSON = require('cjson')
local bindings = require('bindings')
local utilities = require('utilities')
function librefm:init()
if not self.database.librefm then
self.database.librefm = {}
end
librefm.triggers = utilities.triggers(self.info.username):t('librefm', true):t('lnp', true):t('lfmset', true)
end
librefm.command = 'librefm'
librefm.doc = [[```
/lnp [username]
Returns what you are or were last listening to. If you specify a username, info will be returned for that username.
/lfmset <username>
Sets your libre.fm username. Otherwise, /np will use your Telegram username. Use "/fmset -" to delete it.
```]]
function librefm:action(msg)
local input = utilities.input(msg.text)
if string.match(msg.text, '^/librefm') then
bindings.sendMessage(self, msg.chat.id, librefm.doc, true, msg.message_id, true)
return
elseif string.match(msg.text, '^/lfmset') then
if not input then
bindings.sendMessage(self, msg.chat.id, librefm.doc, true, msg.message_id, true)
elseif input == '-' then
self.database.lastfm[msg.from.id_str] = nil
bindings.sendReply(self, msg, 'Your libre.fm username has been forgotten.')
else
self.database.lastfm[msg.from.id_str] = input
bindings.sendReply(self, msg, 'Your libre.fm username has been set to "' .. input .. '".')
end
return
end
local url = 'http://alpha.libre.fm/2.0/?method=user.getrecenttracks&format=json&limit=1&api_key=0&user='
local username
local output = ''
if input then
username = input
elseif self.database.lastfm[msg.from.id_str] then
username = self.database.lastfm[msg.from.id_str]
elseif msg.from.username then
username = msg.from.username
output = '\n\nYour username has been set to ' .. username .. '.\nTo change it, use /lfmset <username>.'
self.database.lastfm[msg.from.id_str] = username
else
bindings.sendReply(self, msg, 'Please specify your libre.fm username or set it with /lfmset.')
return
end
url = url .. URL.escape(username)
local jstr, res = HTTPS.request(url)
if res ~= 200 then
bindings.sendReply(self, msg, self.config.errors.connection)
return
end
local jdat = JSON.decode(jstr)
if jdat.error then
bindings.sendReply(self, msg, 'Please specify your libre.fm username or set it with /lfmset.')
return
end
jdat = jdat.recenttracks.track[1] or jdat.recenttracks.track
if not jdat then
bindings.sendReply(self, msg, 'No history for this user.' .. output)
return
end
local message = input or msg.from.first_name
message = '🎵 ' .. message
if jdat['@attr'] and jdat['@attr'].nowplaying then
message = message .. ' is currently listening to:\n'
else
message = message .. ' last listened to:\n'
end
local title = jdat.name or 'Unknown'
local artist = 'Unknown'
if jdat.artist then
artist = jdat.artist['#text']
end
message = message .. title .. ' - ' .. artist .. output
bindings.sendMessage(self, msg.chat.id, message)
end
return librefm