From 7b7759f5a448de7dfda56a804a9124e674ec6765 Mon Sep 17 00:00:00 2001 From: dannycolligan Date: Mon, 27 Apr 2009 22:30:20 -0700 Subject: [PATCH] Added -b option and created option groups for help prompt --- youtube-dl | 240 +++++++++++++++++++++++++++++++++-------------------- 1 file changed, 148 insertions(+), 92 deletions(-) diff --git a/youtube-dl b/youtube-dl index 9fe58a354..d3acd9d0a 100755 --- a/youtube-dl +++ b/youtube-dl @@ -52,6 +52,13 @@ class PostProcessingError(Exception): """ pass +class UnavailableFormatError(Exception): + """Unavailable Format exception. + + This exception will be thrown when a video is requested + in a format that is not available for that video. + """ + class FileDownloader(object): """File Downloader class. @@ -260,33 +267,38 @@ class FileDownloader(object): if self.params['nooverwrites'] and os.path.exists(filename): self.to_stderr('WARNING: file exists: %s; skipping' % filename) return + try: self.pmkdir(filename) except (OSError, IOError), err: self.trouble('ERROR: unable to create directories: %s' % str(err)) return + try: outstream = open(filename, 'wb') except (OSError, IOError), err: self.trouble('ERROR: unable to open for writing: %s' % str(err)) return + try: self._do_download(outstream, info_dict['url']) outstream.close() except (OSError, IOError), err: - self.trouble('ERROR: unable to write video data: %s' % str(err)) - return + if info_dict['best_quality']: + raise UnavailableFormatError + else: + self.trouble('ERROR: unable to write video data: %s' % str(err)) + return except (urllib2.URLError, httplib.HTTPException, socket.error), err: self.trouble('ERROR: unable to download video data: %s' % str(err)) return + try: self.post_process(filename, info_dict) except (PostProcessingError), err: self.trouble('ERROR: postprocessing: %s' % str(err)) return - return - def download(self, url_list): """Download a given list of URLs.""" if len(url_list) > 1 and self.fixed_template(): @@ -424,6 +436,13 @@ class YoutubeIE(InfoExtractor): _LOGIN_URL = 'http://www.youtube.com/signup?next=/&gl=US&hl=en' _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en' _NETRC_MACHINE = 'youtube' + _available_formats = ['22', '18', '17', '13'] # listed in order of priority for -b flag + _video_extensions = { + '13': '3gp', + '17': 'mp4', + '18': 'mp4', + '22': 'mp4', + } @staticmethod def suitable(url): @@ -476,6 +495,10 @@ class YoutubeIE(InfoExtractor): """Report extracted video URL.""" self._downloader.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url)) + def report_unavailable_format(self, video_id, format): + """Report extracted video URL.""" + self._downloader.to_stdout(u'[youtube] %s: Format %s not available' % (video_id, format)) + def _real_initialize(self): if self._downloader is None: return @@ -554,71 +577,87 @@ class YoutubeIE(InfoExtractor): video_id = mobj.group(2) # Downloader parameters + best_quality = False format_param = None + quality_index = 0 if self._downloader is not None: params = self._downloader.params format_param = params.get('format', None) + if format_param == '0': + format_param = self._available_formats[quality_index] + best_quality = True - # Extension - video_extension = { - '13': '3gp', - '17': 'mp4', - '18': 'mp4', - '22': 'mp4', - }.get(format_param, 'flv') + while True: + try: + # Extension + video_extension = self._video_extensions.get(format_param, 'flv') - # Normalize URL, including format - normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id - if format_param is not None: - normalized_url = '%s&fmt=%s' % (normalized_url, format_param) - request = urllib2.Request(normalized_url, None, std_headers) - try: - self.report_webpage_download(video_id) - video_webpage = urllib2.urlopen(request).read() - except (urllib2.URLError, httplib.HTTPException, socket.error), err: - self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err)) - return - self.report_information_extraction(video_id) - - # "t" param - mobj = re.search(r', "t": "([^"]+)"', video_webpage) - if mobj is None: - self._downloader.trouble(u'ERROR: unable to extract "t" parameter') - return - video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1)) - if format_param is not None: - video_real_url = '%s&fmt=%s' % (video_real_url, format_param) - self.report_video_url(video_id, video_real_url) + # Normalize URL, including format + normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id + if format_param is not None: + normalized_url = '%s&fmt=%s' % (normalized_url, format_param) + request = urllib2.Request(normalized_url, None, std_headers) + try: + self.report_webpage_download(video_id) + video_webpage = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err)) + return + self.report_information_extraction(video_id) + + # "t" param + mobj = re.search(r', "t": "([^"]+)"', video_webpage) + if mobj is None: + self._downloader.trouble(u'ERROR: unable to extract "t" parameter') + return + video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1)) + if format_param is not None: + video_real_url = '%s&fmt=%s' % (video_real_url, format_param) + self.report_video_url(video_id, video_real_url) - # uploader - mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage) - if mobj is None: - self._downloader.trouble(u'ERROR: unable to extract uploader nickname') - return - video_uploader = mobj.group(1) + # uploader + mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage) + if mobj is None: + self._downloader.trouble(u'ERROR: unable to extract uploader nickname') + return + video_uploader = mobj.group(1) - # title - mobj = re.search(r'(?im)YouTube - ([^<]*)', video_webpage) - if mobj is None: - self._downloader.trouble(u'ERROR: unable to extract video title') - return - video_title = mobj.group(1).decode('utf-8') - video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title) - video_title = video_title.replace(os.sep, u'%') + # title + mobj = re.search(r'(?im)YouTube - ([^<]*)', video_webpage) + if mobj is None: + self._downloader.trouble(u'ERROR: unable to extract video title') + return + video_title = mobj.group(1).decode('utf-8') + video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title) + video_title = video_title.replace(os.sep, u'%') - # simplified title - simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) - simple_title = simple_title.strip(ur'_') + # simplified title + simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title) + simple_title = simple_title.strip(ur'_') - # Process video information - self._downloader.process_info({ - 'id': video_id.decode('utf-8'), - 'url': video_real_url.decode('utf-8'), - 'uploader': video_uploader.decode('utf-8'), - 'title': video_title, - 'stitle': simple_title, - 'ext': video_extension.decode('utf-8'), - }) + # Process video information + self._downloader.process_info({ + 'id': video_id.decode('utf-8'), + 'url': video_real_url.decode('utf-8'), + 'uploader': video_uploader.decode('utf-8'), + 'title': video_title, + 'stitle': simple_title, + 'ext': video_extension.decode('utf-8'), + 'best_quality': best_quality, + }) + + return + + except UnavailableFormatError: + if quality_index == len(self._available_formats) - 1: + # I don't ever expect this to happen + self._downloader.trouble(u'ERROR: no known formats available for video') + return + else: + self.report_unavailable_format(video_id, format_param) + quality_index += 1 + format_param = self._available_formats[quality_index] + continue class MetacafeIE(InfoExtractor): """Information Extractor for metacafe.com.""" @@ -738,7 +777,8 @@ class MetacafeIE(InfoExtractor): 'title': video_title, 'stitle': simple_title, 'ext': video_extension.decode('utf-8'), - }) + 'best_quality': False, # TODO + }) class YoutubeSearchIE(InfoExtractor): @@ -950,48 +990,64 @@ if __name__ == '__main__': # Parse command line parser = optparse.OptionParser( - usage='Usage: %prog [options] url...', - version='INTERNAL', - conflict_handler='resolve', - ) + usage='Usage: %prog [options] url...', + version='INTERNAL', + conflict_handler='resolve', + ) + parser.add_option('-h', '--help', action='help', help='print this help text and exit') parser.add_option('-v', '--version', action='version', help='print program version and exit') - parser.add_option('-u', '--username', - dest='username', metavar='UN', help='account username') - parser.add_option('-p', '--password', - dest='password', metavar='PW', help='account password') - parser.add_option('-o', '--output', - dest='outtmpl', metavar='TPL', help='output filename template') - parser.add_option('-q', '--quiet', - action='store_true', dest='quiet', help='activates quiet mode', default=False) - parser.add_option('-s', '--simulate', - action='store_true', dest='simulate', help='do not download video', default=False) - parser.add_option('-t', '--title', - action='store_true', dest='usetitle', help='use title in file name', default=False) - parser.add_option('-l', '--literal', - action='store_true', dest='useliteral', help='use literal title in file name', default=False) - parser.add_option('-n', '--netrc', - action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False) - parser.add_option('-g', '--get-url', - action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False) - parser.add_option('-e', '--get-title', - action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False) - parser.add_option('-f', '--format', - dest='format', metavar='FMT', help='video format code') - parser.add_option('-m', '--mobile-version', - action='store_const', dest='format', help='alias for -f 17', const='17') - parser.add_option('-d', '--high-def', - action='store_const', dest='format', help='alias for -f 22', const='22') parser.add_option('-i', '--ignore-errors', action='store_true', dest='ignoreerrors', help='continue on download errors', default=False) parser.add_option('-r', '--rate-limit', dest='ratelimit', metavar='L', help='download rate limit (e.g. 50k or 44.6m)') - parser.add_option('-a', '--batch-file', + + authentication = optparse.OptionGroup(parser, 'Authentication Options') + authentication.add_option('-u', '--username', + dest='username', metavar='UN', help='account username') + authentication.add_option('-p', '--password', + dest='password', metavar='PW', help='account password') + authentication.add_option('-n', '--netrc', + action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False) + parser.add_option_group(authentication) + + video_format = optparse.OptionGroup(parser, 'Video Format Options') + video_format.add_option('-f', '--format', + dest='format', metavar='FMT', help='video format code') + video_format.add_option('-b', '--best-quality', + action='store_const', dest='format', help='download the best quality video possible', const='0') + video_format.add_option('-m', '--mobile-version', + action='store_const', dest='format', help='alias for -f 17', const='17') + video_format.add_option('-d', '--high-def', + action='store_const', dest='format', help='alias for -f 22', const='22') + parser.add_option_group(video_format) + + verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options') + verbosity.add_option('-q', '--quiet', + action='store_true', dest='quiet', help='activates quiet mode', default=False) + verbosity.add_option('-s', '--simulate', + action='store_true', dest='simulate', help='do not download video', default=False) + verbosity.add_option('-g', '--get-url', + action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False) + verbosity.add_option('-e', '--get-title', + action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False) + verbosity.add_option('-t', '--title', + action='store_true', dest='usetitle', help='use title in file name', default=False) + verbosity.add_option('-l', '--literal', + action='store_true', dest='useliteral', help='use literal title in file name', default=False) + parser.add_option_group(verbosity) + + filesystem = optparse.OptionGroup(parser, 'Filesystem Options') + filesystem.add_option('-o', '--output', + dest='outtmpl', metavar='TPL', help='output filename template') + filesystem.add_option('-a', '--batch-file', dest='batchfile', metavar='F', help='file containing URLs to download') - parser.add_option('-w', '--no-overwrites', + filesystem.add_option('-w', '--no-overwrites', action='store_true', dest='nooverwrites', help='do not overwrite files', default=False) + parser.add_option_group(filesystem) + (opts, args) = parser.parse_args() # Batch file verification