Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/__init__.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 from __future__ import unicode_literals
   5
   6 __license__ = 'Public Domain'
   7
   8 import codecs
   9 import io
  10 import os
  11 import random
  12 import shlex
  13 import sys
  14
  15
  16 from .options import (
  17     parseOpts,
  18 )
  19 from .compat import (
  20     compat_expanduser,
  21     compat_getpass,
  22     compat_print,
  23     workaround_optparse_bug9161,
  24 )
  25 from .utils import (
  26     DateRange,
  27     decodeOption,
  28     DEFAULT_OUTTMPL,
  29     DownloadError,
  30     match_filter_func,
  31     MaxDownloadsReached,
  32     preferredencoding,
  33     read_batch_urls,
  34     SameFileError,
  35     setproctitle,
  36     std_headers,
  37     write_string,
  38 )
  39 from .update import update_self
  40 from .downloader import (
  41     FileDownloader,
  42 )
  43 from .extractor import gen_extractors, list_extractors
  44 from .YoutubeDL import YoutubeDL
  45
  46
  47 def _real_main(argv=None):
  48     # Compatibility fixes for Windows
  49     if sys.platform == 'win32':
  50         # https://github.com/rg3/youtube-dl/issues/820
  51         codecs.register(lambda name: codecs.lookup('utf-8') if name == 'cp65001' else None)
  52
  53     workaround_optparse_bug9161()
  54
  55     setproctitle('youtube-dl')
  56
  57     parser, opts, args = parseOpts(argv)
  58
  59     # Set user agent
  60     if opts.user_agent is not None:
  61         std_headers['User-Agent'] = opts.user_agent
  62
  63     # Set referer
  64     if opts.referer is not None:
  65         std_headers['Referer'] = opts.referer
  66
  67     # Custom HTTP headers
  68     if opts.headers is not None:
  69         for h in opts.headers:
  70             if h.find(':', 1) < 0:
  71                 parser.error('wrong header formatting, it should be key:value, not "%s"' % h)
  72             key, value = h.split(':', 2)
  73             if opts.verbose:
  74                 write_string('[debug] Adding header from command line option %s:%s\n' % (key, value))
  75             std_headers[key] = value
  76
  77     # Dump user agent
  78     if opts.dump_user_agent:
  79         compat_print(std_headers['User-Agent'])
  80         sys.exit(0)
  81
  82     # Batch file verification
  83     batch_urls = []
  84     if opts.batchfile is not None:
  85         try:
  86             if opts.batchfile == '-':
  87                 batchfd = sys.stdin
  88             else:
  89                 batchfd = io.open(opts.batchfile, 'r', encoding='utf-8', errors='ignore')
  90             batch_urls = read_batch_urls(batchfd)
  91             if opts.verbose:
  92                 write_string('[debug] Batch file urls: ' + repr(batch_urls) + '\n')
  93         except IOError:
  94             sys.exit('ERROR: batch file could not be read')
  95     all_urls = batch_urls + args
  96     all_urls = [url.strip() for url in all_urls]
  97     _enc = preferredencoding()
  98     all_urls = [url.decode(_enc, 'ignore') if isinstance(url, bytes) else url for url in all_urls]
  99
 100     if opts.list_extractors:
 101         for ie in list_extractors(opts.age_limit):
 102             compat_print(ie.IE_NAME + (' (CURRENTLY BROKEN)' if not ie._WORKING else ''))
 103             matchedUrls = [url for url in all_urls if ie.suitable(url)]
 104             for mu in matchedUrls:
 105                 compat_print('  ' + mu)
 106         sys.exit(0)
 107     if opts.list_extractor_descriptions:
 108         for ie in list_extractors(opts.age_limit):
 109             if not ie._WORKING:
 110                 continue
 111             desc = getattr(ie, 'IE_DESC', ie.IE_NAME)
 112             if desc is False:
 113                 continue
 114             if hasattr(ie, 'SEARCH_KEY'):
 115                 _SEARCHES = ('cute kittens', 'slithering pythons', 'falling cat', 'angry poodle', 'purple fish', 'running tortoise', 'sleeping bunny', 'burping cow')
 116                 _COUNTS = ('', '5', '10', 'all')
 117                 desc += ' (Example: "%s%s:%s" )' % (ie.SEARCH_KEY, random.choice(_COUNTS), random.choice(_SEARCHES))
 118             compat_print(desc)
 119         sys.exit(0)
 120
 121     # Conflicting, missing and erroneous options
 122     if opts.usenetrc and (opts.username is not None or opts.password is not None):
 123         parser.error('using .netrc conflicts with giving username/password')
 124     if opts.password is not None and opts.username is None:
 125         parser.error('account username missing\n')
 126     if opts.outtmpl is not None and (opts.usetitle or opts.autonumber or opts.useid):
 127         parser.error('using output template conflicts with using title, video ID or auto number')
 128     if opts.usetitle and opts.useid:
 129         parser.error('using title conflicts with using video ID')
 130     if opts.username is not None and opts.password is None:
 131         opts.password = compat_getpass('Type account password and press [Return]: ')
 132     if opts.ratelimit is not None:
 133         numeric_limit = FileDownloader.parse_bytes(opts.ratelimit)
 134         if numeric_limit is None:
 135             parser.error('invalid rate limit specified')
 136         opts.ratelimit = numeric_limit
 137     if opts.min_filesize is not None:
 138         numeric_limit = FileDownloader.parse_bytes(opts.min_filesize)
 139         if numeric_limit is None:
 140             parser.error('invalid min_filesize specified')
 141         opts.min_filesize = numeric_limit
 142     if opts.max_filesize is not None:
 143         numeric_limit = FileDownloader.parse_bytes(opts.max_filesize)
 144         if numeric_limit is None:
 145             parser.error('invalid max_filesize specified')
 146         opts.max_filesize = numeric_limit
 147     if opts.retries is not None:
 148         if opts.retries in ('inf', 'infinite'):
 149             opts_retries = float('inf')
 150         else:
 151             try:
 152                 opts_retries = int(opts.retries)
 153             except (TypeError, ValueError):
 154                 parser.error('invalid retry count specified')
 155     if opts.buffersize is not None:
 156         numeric_buffersize = FileDownloader.parse_bytes(opts.buffersize)
 157         if numeric_buffersize is None:
 158             parser.error('invalid buffer size specified')
 159         opts.buffersize = numeric_buffersize
 160     if opts.playliststart <= 0:
 161         raise ValueError('Playlist start must be positive')
 162     if opts.playlistend not in (-1, None) and opts.playlistend < opts.playliststart:
 163         raise ValueError('Playlist end must be greater than playlist start')
 164     if opts.extractaudio:
 165         if opts.audioformat not in ['best', 'aac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav']:
 166             parser.error('invalid audio format specified')
 167     if opts.audioquality:
 168         opts.audioquality = opts.audioquality.strip('k').strip('K')
 169         if not opts.audioquality.isdigit():
 170             parser.error('invalid audio quality specified')
 171     if opts.recodevideo is not None:
 172         if opts.recodevideo not in ['mp4', 'flv', 'webm', 'ogg', 'mkv']:
 173             parser.error('invalid video recode format specified')
 174     if opts.convertsubtitles is not None:
 175         if opts.convertsubtitles not in ['srt', 'vtt', 'ass']:
 176             parser.error('invalid subtitle format specified')
 177
 178     if opts.date is not None:
 179         date = DateRange.day(opts.date)
 180     else:
 181         date = DateRange(opts.dateafter, opts.datebefore)
 182
 183     # Do not download videos when there are audio-only formats
 184     if opts.extractaudio and not opts.keepvideo and opts.format is None:
 185         opts.format = 'bestaudio/best'
 186
 187     # --all-sub automatically sets --write-sub if --write-auto-sub is not given
 188     # this was the old behaviour if only --all-sub was given.
 189     if opts.allsubtitles and not opts.writeautomaticsub:
 190         opts.writesubtitles = True
 191
 192     outtmpl = ((opts.outtmpl is not None and opts.outtmpl) or
 193                (opts.format == '-1' and opts.usetitle and '%(title)s-%(id)s-%(format)s.%(ext)s') or
 194                (opts.format == '-1' and '%(id)s-%(format)s.%(ext)s') or
 195                (opts.usetitle and opts.autonumber and '%(autonumber)s-%(title)s-%(id)s.%(ext)s') or
 196                (opts.usetitle and '%(title)s-%(id)s.%(ext)s') or
 197                (opts.useid and '%(id)s.%(ext)s') or
 198                (opts.autonumber and '%(autonumber)s-%(id)s.%(ext)s') or
 199                DEFAULT_OUTTMPL)
 200     if not os.path.splitext(outtmpl)[1] and opts.extractaudio:
 201         parser.error('Cannot download a video and extract audio into the same'
 202                      ' file! Use "{0}.%(ext)s" instead of "{0}" as the output'
 203                      ' template'.format(outtmpl))
 204
 205     any_getting = opts.geturl or opts.gettitle or opts.getid or opts.getthumbnail or opts.getdescription or opts.getfilename or opts.getformat or opts.getduration or opts.dumpjson or opts.dump_single_json
 206     any_printing = opts.print_json
 207     download_archive_fn = compat_expanduser(opts.download_archive) if opts.download_archive is not None else opts.download_archive
 208
 209     # PostProcessors
 210     postprocessors = []
 211     # Add the metadata pp first, the other pps will copy it
 212     if opts.metafromtitle:
 213         postprocessors.append({
 214             'key': 'MetadataFromTitle',
 215             'titleformat': opts.metafromtitle
 216         })
 217     if opts.addmetadata:
 218         postprocessors.append({'key': 'FFmpegMetadata'})
 219     if opts.extractaudio:
 220         postprocessors.append({
 221             'key': 'FFmpegExtractAudio',
 222             'preferredcodec': opts.audioformat,
 223             'preferredquality': opts.audioquality,
 224             'nopostoverwrites': opts.nopostoverwrites,
 225         })
 226     if opts.recodevideo:
 227         postprocessors.append({
 228             'key': 'FFmpegVideoConvertor',
 229             'preferedformat': opts.recodevideo,
 230         })
 231     if opts.convertsubtitles:
 232         postprocessors.append({
 233             'key': 'FFmpegSubtitlesConvertor',
 234             'format': opts.convertsubtitles,
 235         })
 236     if opts.embedsubtitles:
 237         postprocessors.append({
 238             'key': 'FFmpegEmbedSubtitle',
 239         })
 240     if opts.xattrs:
 241         postprocessors.append({'key': 'XAttrMetadata'})
 242     if opts.embedthumbnail:
 243         already_have_thumbnail = opts.writethumbnail or opts.write_all_thumbnails
 244         postprocessors.append({
 245             'key': 'EmbedThumbnail',
 246             'already_have_thumbnail': already_have_thumbnail
 247         })
 248         if not already_have_thumbnail:
 249             opts.writethumbnail = True
 250     # Please keep ExecAfterDownload towards the bottom as it allows the user to modify the final file in any way.
 251     # So if the user is able to remove the file before your postprocessor runs it might cause a few problems.
 252     if opts.exec_cmd:
 253         postprocessors.append({
 254             'key': 'ExecAfterDownload',
 255             'exec_cmd': opts.exec_cmd,
 256         })
 257     if opts.xattr_set_filesize:
 258         try:
 259             import xattr
 260             xattr  # Confuse flake8
 261         except ImportError:
 262             parser.error('setting filesize xattr requested but python-xattr is not available')
 263     external_downloader_args = None
 264     if opts.external_downloader_args:
 265         external_downloader_args = shlex.split(opts.external_downloader_args)
 266     match_filter = (
 267         None if opts.match_filter is None
 268         else match_filter_func(opts.match_filter))
 269
 270     ydl_opts = {
 271         'usenetrc': opts.usenetrc,
 272         'username': opts.username,
 273         'password': opts.password,
 274         'twofactor': opts.twofactor,
 275         'videopassword': opts.videopassword,
 276         'quiet': (opts.quiet or any_getting or any_printing),
 277         'no_warnings': opts.no_warnings,
 278         'forceurl': opts.geturl,
 279         'forcetitle': opts.gettitle,
 280         'forceid': opts.getid,
 281         'forcethumbnail': opts.getthumbnail,
 282         'forcedescription': opts.getdescription,
 283         'forceduration': opts.getduration,
 284         'forcefilename': opts.getfilename,
 285         'forceformat': opts.getformat,
 286         'forcejson': opts.dumpjson or opts.print_json,
 287         'dump_single_json': opts.dump_single_json,
 288         'simulate': opts.simulate or any_getting,
 289         'skip_download': opts.skip_download,
 290         'format': opts.format,
 291         'listformats': opts.listformats,
 292         'outtmpl': outtmpl,
 293         'autonumber_size': opts.autonumber_size,
 294         'restrictfilenames': opts.restrictfilenames,
 295         'ignoreerrors': opts.ignoreerrors,
 296         'ratelimit': opts.ratelimit,
 297         'nooverwrites': opts.nooverwrites,
 298         'retries': opts_retries,
 299         'buffersize': opts.buffersize,
 300         'noresizebuffer': opts.noresizebuffer,
 301         'continuedl': opts.continue_dl,
 302         'noprogress': opts.noprogress,
 303         'progress_with_newline': opts.progress_with_newline,
 304         'playliststart': opts.playliststart,
 305         'playlistend': opts.playlistend,
 306         'playlistreverse': opts.playlist_reverse,
 307         'noplaylist': opts.noplaylist,
 308         'logtostderr': opts.outtmpl == '-',
 309         'consoletitle': opts.consoletitle,
 310         'nopart': opts.nopart,
 311         'updatetime': opts.updatetime,
 312         'writedescription': opts.writedescription,
 313         'writeannotations': opts.writeannotations,
 314         'writeinfojson': opts.writeinfojson,
 315         'writethumbnail': opts.writethumbnail,
 316         'write_all_thumbnails': opts.write_all_thumbnails,
 317         'writesubtitles': opts.writesubtitles,
 318         'writeautomaticsub': opts.writeautomaticsub,
 319         'allsubtitles': opts.allsubtitles,
 320         'listsubtitles': opts.listsubtitles,
 321         'subtitlesformat': opts.subtitlesformat,
 322         'subtitleslangs': opts.subtitleslangs,
 323         'matchtitle': decodeOption(opts.matchtitle),
 324         'rejecttitle': decodeOption(opts.rejecttitle),
 325         'max_downloads': opts.max_downloads,
 326         'prefer_free_formats': opts.prefer_free_formats,
 327         'verbose': opts.verbose,
 328         'dump_intermediate_pages': opts.dump_intermediate_pages,
 329         'write_pages': opts.write_pages,
 330         'test': opts.test,
 331         'keepvideo': opts.keepvideo,
 332         'min_filesize': opts.min_filesize,
 333         'max_filesize': opts.max_filesize,
 334         'min_views': opts.min_views,
 335         'max_views': opts.max_views,
 336         'daterange': date,
 337         'cachedir': opts.cachedir,
 338         'youtube_print_sig_code': opts.youtube_print_sig_code,
 339         'age_limit': opts.age_limit,
 340         'download_archive': download_archive_fn,
 341         'cookiefile': opts.cookiefile,
 342         'nocheckcertificate': opts.no_check_certificate,
 343         'prefer_insecure': opts.prefer_insecure,
 344         'proxy': opts.proxy,
 345         'socket_timeout': opts.socket_timeout,
 346         'bidi_workaround': opts.bidi_workaround,
 347         'debug_printtraffic': opts.debug_printtraffic,
 348         'prefer_ffmpeg': opts.prefer_ffmpeg,
 349         'include_ads': opts.include_ads,
 350         'default_search': opts.default_search,
 351         'youtube_include_dash_manifest': opts.youtube_include_dash_manifest,
 352         'encoding': opts.encoding,
 353         'extract_flat': opts.extract_flat,
 354         'merge_output_format': opts.merge_output_format,
 355         'postprocessors': postprocessors,
 356         'fixup': opts.fixup,
 357         'source_address': opts.source_address,
 358         'call_home': opts.call_home,
 359         'sleep_interval': opts.sleep_interval,
 360         'external_downloader': opts.external_downloader,
 361         'list_thumbnails': opts.list_thumbnails,
 362         'playlist_items': opts.playlist_items,
 363         'xattr_set_filesize': opts.xattr_set_filesize,
 364         'match_filter': match_filter,
 365         'no_color': opts.no_color,
 366         'ffmpeg_location': opts.ffmpeg_location,
 367         'hls_prefer_native': opts.hls_prefer_native,
 368         'external_downloader_args': external_downloader_args,
 369         'cn_verification_proxy': opts.cn_verification_proxy,
 370     }
 371
 372     with YoutubeDL(ydl_opts) as ydl:
 373         # Update version
 374         if opts.update_self:
 375             update_self(ydl.to_screen, opts.verbose)
 376
 377         # Remove cache dir
 378         if opts.rm_cachedir:
 379             ydl.cache.remove()
 380
 381         # Maybe do nothing
 382         if (len(all_urls) < 1) and (opts.load_info_filename is None):
 383             if opts.update_self or opts.rm_cachedir:
 384                 sys.exit()
 385
 386             ydl.warn_if_short_id(sys.argv[1:] if argv is None else argv)
 387             parser.error(
 388                 'You must provide at least one URL.\n'
 389                 'Type youtube-dl --help to see a list of all options.')
 390
 391         try:
 392             if opts.load_info_filename is not None:
 393                 retcode = ydl.download_with_info_file(opts.load_info_filename)
 394             else:
 395                 retcode = ydl.download(all_urls)
 396         except MaxDownloadsReached:
 397             ydl.to_screen('--max-download limit reached, aborting.')
 398             retcode = 101
 399
 400     sys.exit(retcode)
 401
 402
 403 def main(argv=None):
 404     try:
 405         _real_main(argv)
 406     except DownloadError:
 407         sys.exit(1)
 408     except SameFileError:
 409         sys.exit('ERROR: fixed output name but more than one file to download')
 410     except KeyboardInterrupt:
 411         sys.exit('\nERROR: Interrupted by user')
 412
 413 __all__ = ['main', 'YoutubeDL', 'gen_extractors', 'list_extractors']