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--[[
Copyright 2017 Matthew Hesketh <wrxck0@gmail.com>
This code is licensed under the MIT. See LICENSE for details.
]]
local itunes = {}
local mattata = require('mattata')
local https = require('ssl.https')
local url = require('socket.url')
local json = require('dkjson')
local redis = dofile('libs/redis.lua')
function itunes:init()
itunes.commands = mattata.commands(self.info.username):command('itunes').table
itunes.help = '/itunes <query> - Searches iTunes for the given search query and returns the most relevant result.'
end
function itunes.get_output(jdat, language)
local output = {}
if jdat.results[1].trackViewUrl
and jdat.results[1].trackName
then
table.insert(
output,
'<b>' .. language['itunes']['1'] .. '</b> <a href=\'' .. jdat.results[1].trackViewUrl .. '\'>' .. mattata.escape_html(jdat.results[1].trackName) .. '</a>'
)
end
if jdat.results[1].artistViewUrl
and jdat.results[1].artistName
then
table.insert(
output,
'<b>' .. language['itunes']['2'] .. '</b> <a href="' .. jdat.results[1].artistViewUrl .. '">' .. mattata.escape_html(jdat.results[1].artistName) .. '</a>'
)
end
if jdat.results[1].collectionViewUrl
and jdat.results[1].collectionName
then
table.insert(
output,
'<b>' .. language['itunes']['3'] .. '</b> <a href="' .. jdat.results[1].collectionViewUrl .. '">' .. mattata.escape_html(jdat.results[1].collectionName) .. '</a>'
)
end
if jdat.results[1].trackNumber
and jdat.results[1].trackCount
then
table.insert(
output,
'<b>' .. language['itunes']['4'] .. '</b> ' .. jdat.results[1].trackNumber .. '/' .. jdat.results[1].trackCount
)
end
if jdat.results[1].discNumber
and jdat.results[1].discCount
then
table.insert(
output,
'<b>' .. language['itunes']['5'] .. '</b> ' .. jdat.results[1].discNumber .. '/' .. jdat.results[1].discCount
)
end
return table.concat(
output,
'\n'
)
end
function itunes:on_inline_query(inline_query)
local input = mattata.input(inline_query.query)
if not input
then
return
end
local jstr, res = https.request('https://itunes.apple.com/search?term=' .. url.escape(input))
if res ~= 200
then
return
end
local jdat = json.decode(jstr)
if not jdat.results[1]
then
return
end
local count = 0
local results = {}
local temp = {}
for k, v in pairs(jdat.results)
do
if v.artworkUrl100
and not temp[v.artworkUrl100]
then
count = count + 1
table.insert(
results,
mattata.inline_result()
:type('photo')
:id(count)
:photo_url(
v.artworkUrl100
:gsub('%/100x100bb%.jpg', '/10000x10000bb.jpg')
)
:thumb_url(v.artworkUrl100)
)
temp[v.artworkUrl100] = true
end
end
return mattata.answer_inline_query(
inline_query.id,
results
)
end
function itunes:on_callback_query(callback_query, message, configuration, language)
if not message.reply
then
return mattata.answer_callback_query(
callback_query.id,
language['itunes']['6'],
true
)
end
local input = mattata.input(message.reply.text)
if callback_query.data == 'artwork'
then
local jstr, res = https.request('https://itunes.apple.com/search?term=' .. url.escape(input))
if res ~= 200
then
return false
end
local jdat = json.decode(jstr)
if not jdat.results[1]
then
return false
end
if jdat.results[1].artworkUrl100
then
local artwork = jdat.results[1].artworkUrl100:gsub('%/100x100bb%.jpg', '/10000x10000bb.jpg')
-- Get the highest quality artwork available.
mattata.send_photo(
message.chat.id,
artwork
)
return mattata.edit_message_text(
message.chat.id,
message.message_id,
language['itunes']['7']
)
end
end
end
function itunes:on_message(message, configuration, language)
local input = mattata.input(message.text)
if not input
then
local success = mattata.send_force_reply(
message,
language['itunes']['8']
)
if success
then
redis:set(
string.format(
'action:%s:%s',
message.chat.id,
success.result.message_id
),
'/itunes'
)
end
return
end
mattata.send_chat_action(message.chat.id)
local jstr, res = https.request('https://itunes.apple.com/search?term=' .. url.escape(input))
if res ~= 200
then
return mattata.send_reply(
message,
language['errors']['connection']
)
end
local jdat = json.decode(jstr)
if not jdat.results[1]
then
return mattata.send_reply(
message,
language['errors']['results']
)
end
return mattata.send_message(
message.chat.id,
itunes.get_output(
jdat,
language
),
'html',
true,
false,
message.message_id,
mattata.inline_keyboard():row(
mattata.row():callback_data_button(
language['itunes']['9'],
'itunes:artwork'
)
)
)
end
return itunes

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