From 5adcaa43854a4b6bfd0d5e01304bebc7a846fd3d Mon Sep 17 00:00:00 2001 From: Georgi Valkov Date: Tue, 23 Aug 2011 16:48:08 +0300 Subject: [PATCH] Refactor main function --- youtube-dl | 344 +++++++++++++++++++++++++++-------------------------- 1 file changed, 173 insertions(+), 171 deletions(-) diff --git a/youtube-dl b/youtube-dl index ac27afdc30..34a60afffc 100755 --- a/youtube-dl +++ b/youtube-dl @@ -2872,180 +2872,182 @@ def parseOpts(): return parser, opts, args +def main(): + parser, opts, args = parseOpts() + + # Open appropriate CookieJar + if opts.cookiefile is None: + jar = cookielib.CookieJar() + else: + try: + jar = cookielib.MozillaCookieJar(opts.cookiefile) + if os.path.isfile(opts.cookiefile) and os.access(opts.cookiefile, os.R_OK): + jar.load() + except (IOError, OSError), err: + sys.exit(u'ERROR: unable to open cookie file') + + # Dump user agent + if opts.dump_user_agent: + print std_headers['User-Agent'] + sys.exit(0) + + # General configuration + cookie_processor = urllib2.HTTPCookieProcessor(jar) + urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler(), cookie_processor, YoutubeDLHandler())) + socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words) + + # Batch file verification + batchurls = [] + if opts.batchfile is not None: + try: + if opts.batchfile == '-': + batchfd = sys.stdin + else: + batchfd = open(opts.batchfile, 'r') + batchurls = batchfd.readlines() + batchurls = [x.strip() for x in batchurls] + batchurls = [x for x in batchurls if len(x) > 0 and not re.search(r'^[#/;]', x)] + except IOError: + sys.exit(u'ERROR: batch file could not be read') + all_urls = batchurls + args + + # Conflicting, missing and erroneous options + if opts.usenetrc and (opts.username is not None or opts.password is not None): + parser.error(u'using .netrc conflicts with giving username/password') + if opts.password is not None and opts.username is None: + parser.error(u'account username missing') + if opts.outtmpl is not None and (opts.useliteral or opts.usetitle or opts.autonumber): + parser.error(u'using output template conflicts with using title, literal title or auto number') + if opts.usetitle and opts.useliteral: + parser.error(u'using title conflicts with using literal title') + if opts.username is not None and opts.password is None: + opts.password = getpass.getpass(u'Type account password and press return:') + if opts.ratelimit is not None: + numeric_limit = FileDownloader.parse_bytes(opts.ratelimit) + if numeric_limit is None: + parser.error(u'invalid rate limit specified') + opts.ratelimit = numeric_limit + if opts.retries is not None: + try: + opts.retries = long(opts.retries) + except (TypeError, ValueError), err: + parser.error(u'invalid retry count specified') + try: + opts.playliststart = long(opts.playliststart) + if opts.playliststart <= 0: + raise ValueError + except (TypeError, ValueError), err: + parser.error(u'invalid playlist start number specified') + try: + opts.playlistend = long(opts.playlistend) + if opts.playlistend != -1 and (opts.playlistend <= 0 or opts.playlistend < opts.playliststart): + raise ValueError + except (TypeError, ValueError), err: + parser.error(u'invalid playlist end number specified') + if opts.extractaudio: + if opts.audioformat not in ['best', 'aac', 'mp3']: + parser.error(u'invalid audio format specified') + + # Information extractors + youtube_ie = YoutubeIE() + metacafe_ie = MetacafeIE(youtube_ie) + dailymotion_ie = DailymotionIE() + youtube_pl_ie = YoutubePlaylistIE(youtube_ie) + youtube_user_ie = YoutubeUserIE(youtube_ie) + youtube_search_ie = YoutubeSearchIE(youtube_ie) + google_ie = GoogleIE() + google_search_ie = GoogleSearchIE(google_ie) + photobucket_ie = PhotobucketIE() + yahoo_ie = YahooIE() + yahoo_search_ie = YahooSearchIE(yahoo_ie) + deposit_files_ie = DepositFilesIE() + facebook_ie = FacebookIE() + generic_ie = GenericIE() + + # File downloader + fd = FileDownloader({ + 'usenetrc': opts.usenetrc, + 'username': opts.username, + 'password': opts.password, + 'quiet': (opts.quiet or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename), + 'forceurl': opts.geturl, + 'forcetitle': opts.gettitle, + 'forcethumbnail': opts.getthumbnail, + 'forcedescription': opts.getdescription, + 'forcefilename': opts.getfilename, + 'simulate': (opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename), + 'format': opts.format, + 'format_limit': opts.format_limit, + 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(preferredencoding())) + or (opts.format == '-1' and opts.usetitle and u'%(stitle)s-%(id)s-%(format)s.%(ext)s') + or (opts.format == '-1' and opts.useliteral and u'%(title)s-%(id)s-%(format)s.%(ext)s') + or (opts.format == '-1' and u'%(id)s-%(format)s.%(ext)s') + or (opts.usetitle and opts.autonumber and u'%(autonumber)s-%(stitle)s-%(id)s.%(ext)s') + or (opts.useliteral and opts.autonumber and u'%(autonumber)s-%(title)s-%(id)s.%(ext)s') + or (opts.usetitle and u'%(stitle)s-%(id)s.%(ext)s') + or (opts.useliteral and u'%(title)s-%(id)s.%(ext)s') + or (opts.autonumber and u'%(autonumber)s-%(id)s.%(ext)s') + or u'%(id)s.%(ext)s'), + 'ignoreerrors': opts.ignoreerrors, + 'ratelimit': opts.ratelimit, + 'nooverwrites': opts.nooverwrites, + 'retries': opts.retries, + 'continuedl': opts.continue_dl, + 'noprogress': opts.noprogress, + 'playliststart': opts.playliststart, + 'playlistend': opts.playlistend, + 'logtostderr': opts.outtmpl == '-', + 'consoletitle': opts.consoletitle, + 'nopart': opts.nopart, + 'updatetime': opts.updatetime, + }) + fd.add_info_extractor(youtube_search_ie) + fd.add_info_extractor(youtube_pl_ie) + fd.add_info_extractor(youtube_user_ie) + fd.add_info_extractor(metacafe_ie) + fd.add_info_extractor(dailymotion_ie) + fd.add_info_extractor(youtube_ie) + fd.add_info_extractor(google_ie) + fd.add_info_extractor(google_search_ie) + fd.add_info_extractor(photobucket_ie) + fd.add_info_extractor(yahoo_ie) + fd.add_info_extractor(yahoo_search_ie) + fd.add_info_extractor(deposit_files_ie) + fd.add_info_extractor(facebook_ie) + + # This must come last since it's the + # fallback if none of the others work + fd.add_info_extractor(generic_ie) + + # PostProcessors + if opts.extractaudio: + fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat)) + + # Update version + if opts.update_self: + updateSelf(fd, sys.argv[0]) + + # Maybe do nothing + if len(all_urls) < 1: + if not opts.update_self: + parser.error(u'you must provide at least one URL') + else: + sys.exit() + retcode = fd.download(all_urls) + + # Dump cookie jar if requested + if opts.cookiefile is not None: + try: + jar.save() + except (IOError, OSError), err: + sys.exit(u'ERROR: unable to save cookie jar') + + sys.exit(retcode) + if __name__ == '__main__': try: - parser, opts, args = parseOpts() - - # Open appropriate CookieJar - if opts.cookiefile is None: - jar = cookielib.CookieJar() - else: - try: - jar = cookielib.MozillaCookieJar(opts.cookiefile) - if os.path.isfile(opts.cookiefile) and os.access(opts.cookiefile, os.R_OK): - jar.load() - except (IOError, OSError), err: - sys.exit(u'ERROR: unable to open cookie file') - - # Dump user agent - if opts.dump_user_agent: - print std_headers['User-Agent'] - sys.exit(0) - - # General configuration - cookie_processor = urllib2.HTTPCookieProcessor(jar) - urllib2.install_opener(urllib2.build_opener(urllib2.ProxyHandler(), cookie_processor, YoutubeDLHandler())) - socket.setdefaulttimeout(300) # 5 minutes should be enough (famous last words) - - # Batch file verification - batchurls = [] - if opts.batchfile is not None: - try: - if opts.batchfile == '-': - batchfd = sys.stdin - else: - batchfd = open(opts.batchfile, 'r') - batchurls = batchfd.readlines() - batchurls = [x.strip() for x in batchurls] - batchurls = [x for x in batchurls if len(x) > 0 and not re.search(r'^[#/;]', x)] - except IOError: - sys.exit(u'ERROR: batch file could not be read') - all_urls = batchurls + args - - # Conflicting, missing and erroneous options - if opts.usenetrc and (opts.username is not None or opts.password is not None): - parser.error(u'using .netrc conflicts with giving username/password') - if opts.password is not None and opts.username is None: - parser.error(u'account username missing') - if opts.outtmpl is not None and (opts.useliteral or opts.usetitle or opts.autonumber): - parser.error(u'using output template conflicts with using title, literal title or auto number') - if opts.usetitle and opts.useliteral: - parser.error(u'using title conflicts with using literal title') - if opts.username is not None and opts.password is None: - opts.password = getpass.getpass(u'Type account password and press return:') - if opts.ratelimit is not None: - numeric_limit = FileDownloader.parse_bytes(opts.ratelimit) - if numeric_limit is None: - parser.error(u'invalid rate limit specified') - opts.ratelimit = numeric_limit - if opts.retries is not None: - try: - opts.retries = long(opts.retries) - except (TypeError, ValueError), err: - parser.error(u'invalid retry count specified') - try: - opts.playliststart = long(opts.playliststart) - if opts.playliststart <= 0: - raise ValueError - except (TypeError, ValueError), err: - parser.error(u'invalid playlist start number specified') - try: - opts.playlistend = long(opts.playlistend) - if opts.playlistend != -1 and (opts.playlistend <= 0 or opts.playlistend < opts.playliststart): - raise ValueError - except (TypeError, ValueError), err: - parser.error(u'invalid playlist end number specified') - if opts.extractaudio: - if opts.audioformat not in ['best', 'aac', 'mp3']: - parser.error(u'invalid audio format specified') - - # Information extractors - youtube_ie = YoutubeIE() - metacafe_ie = MetacafeIE(youtube_ie) - dailymotion_ie = DailymotionIE() - youtube_pl_ie = YoutubePlaylistIE(youtube_ie) - youtube_user_ie = YoutubeUserIE(youtube_ie) - youtube_search_ie = YoutubeSearchIE(youtube_ie) - google_ie = GoogleIE() - google_search_ie = GoogleSearchIE(google_ie) - photobucket_ie = PhotobucketIE() - yahoo_ie = YahooIE() - yahoo_search_ie = YahooSearchIE(yahoo_ie) - deposit_files_ie = DepositFilesIE() - facebook_ie = FacebookIE() - generic_ie = GenericIE() - - # File downloader - fd = FileDownloader({ - 'usenetrc': opts.usenetrc, - 'username': opts.username, - 'password': opts.password, - 'quiet': (opts.quiet or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename), - 'forceurl': opts.geturl, - 'forcetitle': opts.gettitle, - 'forcethumbnail': opts.getthumbnail, - 'forcedescription': opts.getdescription, - 'forcefilename': opts.getfilename, - 'simulate': (opts.simulate or opts.geturl or opts.gettitle or opts.getthumbnail or opts.getdescription or opts.getfilename), - 'format': opts.format, - 'format_limit': opts.format_limit, - 'outtmpl': ((opts.outtmpl is not None and opts.outtmpl.decode(preferredencoding())) - or (opts.format == '-1' and opts.usetitle and u'%(stitle)s-%(id)s-%(format)s.%(ext)s') - or (opts.format == '-1' and opts.useliteral and u'%(title)s-%(id)s-%(format)s.%(ext)s') - or (opts.format == '-1' and u'%(id)s-%(format)s.%(ext)s') - or (opts.usetitle and opts.autonumber and u'%(autonumber)s-%(stitle)s-%(id)s.%(ext)s') - or (opts.useliteral and opts.autonumber and u'%(autonumber)s-%(title)s-%(id)s.%(ext)s') - or (opts.usetitle and u'%(stitle)s-%(id)s.%(ext)s') - or (opts.useliteral and u'%(title)s-%(id)s.%(ext)s') - or (opts.autonumber and u'%(autonumber)s-%(id)s.%(ext)s') - or u'%(id)s.%(ext)s'), - 'ignoreerrors': opts.ignoreerrors, - 'ratelimit': opts.ratelimit, - 'nooverwrites': opts.nooverwrites, - 'retries': opts.retries, - 'continuedl': opts.continue_dl, - 'noprogress': opts.noprogress, - 'playliststart': opts.playliststart, - 'playlistend': opts.playlistend, - 'logtostderr': opts.outtmpl == '-', - 'consoletitle': opts.consoletitle, - 'nopart': opts.nopart, - 'updatetime': opts.updatetime, - }) - fd.add_info_extractor(youtube_search_ie) - fd.add_info_extractor(youtube_pl_ie) - fd.add_info_extractor(youtube_user_ie) - fd.add_info_extractor(metacafe_ie) - fd.add_info_extractor(dailymotion_ie) - fd.add_info_extractor(youtube_ie) - fd.add_info_extractor(google_ie) - fd.add_info_extractor(google_search_ie) - fd.add_info_extractor(photobucket_ie) - fd.add_info_extractor(yahoo_ie) - fd.add_info_extractor(yahoo_search_ie) - fd.add_info_extractor(deposit_files_ie) - fd.add_info_extractor(facebook_ie) - - # This must come last since it's the - # fallback if none of the others work - fd.add_info_extractor(generic_ie) - - # PostProcessors - if opts.extractaudio: - fd.add_post_processor(FFmpegExtractAudioPP(preferredcodec=opts.audioformat)) - - # Update version - if opts.update_self: - updateSelf(fd, sys.argv[0]) - - # Maybe do nothing - if len(all_urls) < 1: - if not opts.update_self: - parser.error(u'you must provide at least one URL') - else: - sys.exit() - retcode = fd.download(all_urls) - - # Dump cookie jar if requested - if opts.cookiefile is not None: - try: - jar.save() - except (IOError, OSError), err: - sys.exit(u'ERROR: unable to save cookie jar') - - sys.exit(retcode) - + main() except DownloadError: sys.exit(1) except SameFileError: