200 lines
7.5 KiB
Lua
200 lines
7.5 KiB
Lua
-- Requires: sudo apt-get install youtube-dl
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-- See https://github.com/rg3/youtube-dl/blob/master/README.md#options
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local youtube_dl = {}
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function youtube_dl:init(config)
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youtube_dl.triggers = {
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"^/(mp4) https?://w?w?w?%.?youtu.be/([A-Za-z0-9-_-]+)",
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"^/(mp4) https?://w?w?w?m?%.?youtube.com/embed/([A-Za-z0-9-_-]+)",
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"^/(mp4) https?://w?w?w?m?%.?youtube.com/watch%?v=([A-Za-z0-9-_-]+)",
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"^/(mp3) https?://w?w?w?m?%.?youtu.be/([A-Za-z0-9-_-]+)",
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"^/(mp3) https?://w?w?w?m?%.?youtube.com/embed/([A-Za-z0-9-_-]+)",
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"^/(mp3) https?://w?w?w?m?%.?youtube.com/watch%?v=([A-Za-z0-9-_-]+)"
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}
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youtube_dl.doc = [[*
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]]..config.cmd_pat..[[mp3* _<URL>_: Lädt Audio von YouTube
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*]]..config.cmd_pat..[[mp4* _<URL>_: Lädt Video von YouTube
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]]
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end
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youtube_dl.command = 'mp3 <URL>, /mp4 <URL>'
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function youtube_dl:get_availabe_formats(id, hash)
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local ytdl_json = io.popen('youtube-dl -j https://www.youtube.com/watch/?v='..id):read('*all')
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if not ytdl_json then return end
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local data = json.decode(ytdl_json)
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if not data then return nil end
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local available_formats = {}
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redis:hset(hash, 'duration', data.duration)
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-- Building table with infos
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for n=1, #data.formats do
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local vid_format = data.formats[n].format
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local format_num = vid_format:match('^(%d+) ')
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local valid_nums = {['17'] = true, ['36'] = true, ['43'] = true, ['18'] = true, ['22'] = true}
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if not vid_format:match('DASH') and valid_nums[format_num] then -- We don't want DASH videos!
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local format_info = {}
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format_info.format = format_num
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local hash = hash..':'..format_num
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if format_num == '17' then
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format_info.pretty_format = '144p'
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elseif format_num == '36' then
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format_info.pretty_format = '180p'
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elseif format_num == '43' then
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format_info.pretty_format = '360p WebM'
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elseif format_num == '18' then
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format_info.pretty_format = '360p MP4'
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elseif format_num == '22' then
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format_info.pretty_format = '720p'
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end
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format_info.ext = data.formats[n].ext
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local url = data.formats[n].url
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local headers = get_http_header(url)
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local full_url = headers.location
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if not full_url then return end
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local headers = get_http_header(full_url) -- first was for 302, this get's use the size
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if headers.location then -- There are some videos where there is a "chain" of 302... repeat this, until we get the LAST url!
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repeat
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headers = get_http_header(headers.location)
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until not headers.location
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end
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format_info.url = full_url
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local size = tonumber(headers["content-length"])
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format_info.size = size
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format_info.pretty_size = string.gsub(tostring(round(size / 1048576, 2)), '%.', ',')..' MB' -- 1048576 = 1024*1024
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available_formats[#available_formats+1] = format_info
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redis:hset(hash, 'ext', format_info.ext)
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redis:hset(hash, 'format', format_info.pretty_format)
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redis:hset(hash, 'url', full_url)
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redis:hset(hash, 'size', size)
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redis:hset(hash, 'height', data.formats[n].height)
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redis:hset(hash, 'width', data.formats[n].width)
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redis:hset(hash, 'pretty_size', format_info.pretty_size)
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redis:expire(hash, 7889400)
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end
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end
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return available_formats
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end
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function youtube_dl:convert_audio(id)
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local output = io.popen('youtube-dl --max-filesize 49m -o "/tmp/%(title)s.%(ext)s" --extract-audio --audio-format mp3 https://www.youtube.com/watch/?v='..id):read('*all')
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if string.match(output, '.* File is larger .*') then
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return 'TOOBIG'
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end
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local audio = string.match(output, '%[ffmpeg%] Destination: /tmp/(.*).mp3')
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return '/tmp/'..audio..'.mp3'
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end
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function youtube_dl:callback(callback, msg, self, config, input)
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utilities.answer_callback_query(callback, 'Informationen werden verarbeitet...')
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local video_id = input:match('(.+)@')
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local vid_format = input:match('@(%d+)')
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local hash = 'telegram:cache:youtube_dl:mp4:'..video_id
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local format_hash = hash..':'..vid_format
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if not redis:exists(format_hash) then
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youtube_dl:get_availabe_formats(video_id, hash)
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end
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local keyboard = redis:hget(hash, 'keyboard')
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local duration = redis:hget(hash, 'duration')
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local format_info = redis:hgetall(format_hash)
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local full_url = format_info.url
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local width = format_info.width
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local height = format_info.height
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local ext = format_info.ext
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local pretty_size = format_info.pretty_size
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local size = tonumber(format_info.size)
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local format = format_info.format
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local file = format_info.file_id
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if size > 52420000 then
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utilities.edit_message(msg.chat.id, msg.message_id, '<a href="'..full_url..'">Direktlink zum Video</a> ('..format..', '..pretty_size..')', nil, 'HTML', keyboard)
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return
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end
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utilities.edit_message(msg.chat.id, msg.message_id, '<b>Video wird hochgeladen</b>', nil, 'HTML')
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utilities.send_typing(msg.chat.id, 'upload_video')
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if not file then
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file = download_to_file(full_url, video_id..'.'..ext)
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end
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if not file then return end
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local result = utilities.send_video(msg.chat.id, file, '('..format..')', msg.message_id, duration, width, height)
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utilities.edit_message(msg.chat.id, msg.message_id, '<a href="'..full_url..'">Direktlink zum Video</a> ('..format..', '..pretty_size..')', nil, 'HTML', keyboard)
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if not result then return end
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local file_id = result.result.video.file_id
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redis:hset(format_hash, 'file_id', file_id)
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end
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function youtube_dl:action(msg, config, matches)
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if msg.chat.type ~= 'private' then
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utilities.send_reply(msg, 'Dieses Plugin kann nur im Privatchat benutzt werden')
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return
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end
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local id = matches[2]
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if matches[1] == 'mp4' then
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local hash = 'telegram:cache:youtube_dl:mp4:'..id
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local first_msg = utilities.send_reply(msg, '<b>Verfügbare Videoformate werden ausgelesen...</b>', 'HTML')
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local callback_keyboard = redis:hget(hash, 'keyboard')
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if not callback_keyboard then
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utilities.send_typing(msg.chat.id, 'typing')
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local available_formats = youtube_dl:get_availabe_formats(id, hash)
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if not available_formats then
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utilities.edit_message(msg.chat.id, first_msg.result.message_id, config.errors.results)
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return
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end
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local callback_buttons = {}
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for n=1, #available_formats do
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local video = available_formats[n]
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local format = video.format
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local size = video.size
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local pretty_size = video.pretty_size
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if size > 52420000 then
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pretty_format = video.pretty_format..' ('..pretty_size..', nur Link)'
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else
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pretty_format = video.pretty_format..' ('..pretty_size..')'
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end
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local button = '{"text":"'..pretty_format..'","callback_data":"youtube_dl:'..id..'@'..format..'"}'
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callback_buttons[#callback_buttons+1] = button
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end
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local keyboard = '{"inline_keyboard":['
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for button in pairs(callback_buttons) do
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keyboard = keyboard..'['..callback_buttons[button]..']'
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if button < #callback_buttons then
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keyboard = keyboard..','
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end
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end
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callback_keyboard = keyboard..']}'
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redis:hset(hash, 'keyboard', callback_keyboard)
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redis:expire(hash, 7889400)
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end
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utilities.edit_message(msg.chat.id, first_msg.result.message_id, 'Wähle die gewünschte Auflösung.', nil, nil, callback_keyboard)
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return
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end
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if matches[1] == 'mp3' then
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local first_msg = utilities.send_reply(msg, '<b>Audio wird heruntergeladen...</b>', 'HTML')
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utilities.send_typing(msg.chat.id, 'upload_audio')
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local file = youtube_dl:convert_audio(id)
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if file == 'TOOBIG' then
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utilities.edit_message(msg.chat.id, first_msg.result.message_id, '<b>Die MP3 überschreitet die Grenze von 50 MB!</b>', nil, 'HTML')
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return
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end
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utilities.send_audio(msg.chat.id, file)
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return
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end
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end
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return youtube_dl |