mirror of
https://github.com/l1ving/youtube-dl
synced 2024-12-30 21:52:51 +08:00
Added -b option and created option groups for help prompt
This commit is contained in:
dannycolligan
Ricardo Garcia
parent
8d2c83eda5
commit
7b7759f5a4
240
youtube-dl
240
youtube-dl
@ -52,6 +52,13 @@ class PostProcessingError(Exception):
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"""
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pass
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class UnavailableFormatError(Exception):
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"""Unavailable Format exception.
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This exception will be thrown when a video is requested
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in a format that is not available for that video.
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"""
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class FileDownloader(object):
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"""File Downloader class.
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@ -260,33 +267,38 @@ class FileDownloader(object):
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if self.params['nooverwrites'] and os.path.exists(filename):
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self.to_stderr('WARNING: file exists: %s; skipping' % filename)
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return
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try:
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self.pmkdir(filename)
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except (OSError, IOError), err:
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self.trouble('ERROR: unable to create directories: %s' % str(err))
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return
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try:
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outstream = open(filename, 'wb')
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except (OSError, IOError), err:
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self.trouble('ERROR: unable to open for writing: %s' % str(err))
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return
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try:
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self._do_download(outstream, info_dict['url'])
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outstream.close()
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except (OSError, IOError), err:
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self.trouble('ERROR: unable to write video data: %s' % str(err))
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return
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if info_dict['best_quality']:
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raise UnavailableFormatError
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else:
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self.trouble('ERROR: unable to write video data: %s' % str(err))
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return
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self.trouble('ERROR: unable to download video data: %s' % str(err))
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return
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try:
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self.post_process(filename, info_dict)
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except (PostProcessingError), err:
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self.trouble('ERROR: postprocessing: %s' % str(err))
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return
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return
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def download(self, url_list):
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"""Download a given list of URLs."""
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if len(url_list) > 1 and self.fixed_template():
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@ -424,6 +436,13 @@ class YoutubeIE(InfoExtractor):
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_LOGIN_URL = 'http://www.youtube.com/signup?next=/&gl=US&hl=en'
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_AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
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_NETRC_MACHINE = 'youtube'
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_available_formats = ['22', '18', '17', '13'] # listed in order of priority for -b flag
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_video_extensions = {
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'13': '3gp',
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'17': 'mp4',
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'18': 'mp4',
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'22': 'mp4',
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}
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@staticmethod
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def suitable(url):
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@ -476,6 +495,10 @@ class YoutubeIE(InfoExtractor):
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"""Report extracted video URL."""
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self._downloader.to_stdout(u'[youtube] %s: URL: %s' % (video_id, video_real_url))
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def report_unavailable_format(self, video_id, format):
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"""Report extracted video URL."""
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self._downloader.to_stdout(u'[youtube] %s: Format %s not available' % (video_id, format))
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def _real_initialize(self):
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if self._downloader is None:
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return
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@ -554,71 +577,87 @@ class YoutubeIE(InfoExtractor):
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video_id = mobj.group(2)
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# Downloader parameters
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best_quality = False
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format_param = None
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quality_index = 0
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if self._downloader is not None:
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params = self._downloader.params
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format_param = params.get('format', None)
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if format_param == '0':
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format_param = self._available_formats[quality_index]
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best_quality = True
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# Extension
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video_extension = {
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'13': '3gp',
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'17': 'mp4',
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'18': 'mp4',
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'22': 'mp4',
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}.get(format_param, 'flv')
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while True:
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try:
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# Extension
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video_extension = self._video_extensions.get(format_param, 'flv')
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# Normalize URL, including format
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normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id
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if format_param is not None:
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normalized_url = '%s&fmt=%s' % (normalized_url, format_param)
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request = urllib2.Request(normalized_url, None, std_headers)
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try:
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self.report_webpage_download(video_id)
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video_webpage = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
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return
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self.report_information_extraction(video_id)
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# "t" param
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mobj = re.search(r', "t": "([^"]+)"', video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract "t" parameter')
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return
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video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1))
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if format_param is not None:
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video_real_url = '%s&fmt=%s' % (video_real_url, format_param)
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self.report_video_url(video_id, video_real_url)
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# Normalize URL, including format
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normalized_url = 'http://www.youtube.com/watch?v=%s&gl=US&hl=en' % video_id
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if format_param is not None:
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normalized_url = '%s&fmt=%s' % (normalized_url, format_param)
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request = urllib2.Request(normalized_url, None, std_headers)
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try:
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self.report_webpage_download(video_id)
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video_webpage = urllib2.urlopen(request).read()
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except (urllib2.URLError, httplib.HTTPException, socket.error), err:
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self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % str(err))
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return
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self.report_information_extraction(video_id)
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# "t" param
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mobj = re.search(r', "t": "([^"]+)"', video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract "t" parameter')
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return
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video_real_url = 'http://www.youtube.com/get_video?video_id=%s&t=%s&el=detailpage&ps=' % (video_id, mobj.group(1))
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if format_param is not None:
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video_real_url = '%s&fmt=%s' % (video_real_url, format_param)
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self.report_video_url(video_id, video_real_url)
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# uploader
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mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
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return
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video_uploader = mobj.group(1)
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# uploader
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mobj = re.search(r"var watchUsername = '([^']+)';", video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
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return
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video_uploader = mobj.group(1)
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# title
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mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract video title')
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return
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video_title = mobj.group(1).decode('utf-8')
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video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title)
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video_title = video_title.replace(os.sep, u'%')
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# title
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mobj = re.search(r'(?im)<title>YouTube - ([^<]*)</title>', video_webpage)
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if mobj is None:
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self._downloader.trouble(u'ERROR: unable to extract video title')
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return
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video_title = mobj.group(1).decode('utf-8')
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video_title = re.sub(ur'(?u)&(.+?);', self.htmlentity_transform, video_title)
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video_title = video_title.replace(os.sep, u'%')
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# simplified title
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simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
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simple_title = simple_title.strip(ur'_')
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# simplified title
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simple_title = re.sub(ur'(?u)([^%s]+)' % simple_title_chars, ur'_', video_title)
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simple_title = simple_title.strip(ur'_')
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# Process video information
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self._downloader.process_info({
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'id': video_id.decode('utf-8'),
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'url': video_real_url.decode('utf-8'),
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'uploader': video_uploader.decode('utf-8'),
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'title': video_title,
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'stitle': simple_title,
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'ext': video_extension.decode('utf-8'),
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})
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# Process video information
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self._downloader.process_info({
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'id': video_id.decode('utf-8'),
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'url': video_real_url.decode('utf-8'),
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'uploader': video_uploader.decode('utf-8'),
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'title': video_title,
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'stitle': simple_title,
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'ext': video_extension.decode('utf-8'),
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'best_quality': best_quality,
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})
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return
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except UnavailableFormatError:
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if quality_index == len(self._available_formats) - 1:
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# I don't ever expect this to happen
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self._downloader.trouble(u'ERROR: no known formats available for video')
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return
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else:
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self.report_unavailable_format(video_id, format_param)
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quality_index += 1
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format_param = self._available_formats[quality_index]
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continue
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class MetacafeIE(InfoExtractor):
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"""Information Extractor for metacafe.com."""
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@ -738,7 +777,8 @@ class MetacafeIE(InfoExtractor):
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'title': video_title,
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'stitle': simple_title,
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'ext': video_extension.decode('utf-8'),
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})
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'best_quality': False, # TODO
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})
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class YoutubeSearchIE(InfoExtractor):
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@ -950,48 +990,64 @@ if __name__ == '__main__':
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# Parse command line
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parser = optparse.OptionParser(
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usage='Usage: %prog [options] url...',
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version='INTERNAL',
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conflict_handler='resolve',
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)
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usage='Usage: %prog [options] url...',
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version='INTERNAL',
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conflict_handler='resolve',
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)
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parser.add_option('-h', '--help',
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action='help', help='print this help text and exit')
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parser.add_option('-v', '--version',
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action='version', help='print program version and exit')
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parser.add_option('-u', '--username',
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dest='username', metavar='UN', help='account username')
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parser.add_option('-p', '--password',
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dest='password', metavar='PW', help='account password')
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parser.add_option('-o', '--output',
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dest='outtmpl', metavar='TPL', help='output filename template')
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parser.add_option('-q', '--quiet',
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action='store_true', dest='quiet', help='activates quiet mode', default=False)
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parser.add_option('-s', '--simulate',
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action='store_true', dest='simulate', help='do not download video', default=False)
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parser.add_option('-t', '--title',
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action='store_true', dest='usetitle', help='use title in file name', default=False)
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parser.add_option('-l', '--literal',
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action='store_true', dest='useliteral', help='use literal title in file name', default=False)
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parser.add_option('-n', '--netrc',
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action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
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parser.add_option('-g', '--get-url',
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action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
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parser.add_option('-e', '--get-title',
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action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
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parser.add_option('-f', '--format',
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dest='format', metavar='FMT', help='video format code')
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parser.add_option('-m', '--mobile-version',
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action='store_const', dest='format', help='alias for -f 17', const='17')
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parser.add_option('-d', '--high-def',
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action='store_const', dest='format', help='alias for -f 22', const='22')
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parser.add_option('-i', '--ignore-errors',
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action='store_true', dest='ignoreerrors', help='continue on download errors', default=False)
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parser.add_option('-r', '--rate-limit',
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dest='ratelimit', metavar='L', help='download rate limit (e.g. 50k or 44.6m)')
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parser.add_option('-a', '--batch-file',
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authentication = optparse.OptionGroup(parser, 'Authentication Options')
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authentication.add_option('-u', '--username',
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dest='username', metavar='UN', help='account username')
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authentication.add_option('-p', '--password',
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dest='password', metavar='PW', help='account password')
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authentication.add_option('-n', '--netrc',
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action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
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parser.add_option_group(authentication)
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video_format = optparse.OptionGroup(parser, 'Video Format Options')
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video_format.add_option('-f', '--format',
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dest='format', metavar='FMT', help='video format code')
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video_format.add_option('-b', '--best-quality',
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action='store_const', dest='format', help='download the best quality video possible', const='0')
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video_format.add_option('-m', '--mobile-version',
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action='store_const', dest='format', help='alias for -f 17', const='17')
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video_format.add_option('-d', '--high-def',
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action='store_const', dest='format', help='alias for -f 22', const='22')
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parser.add_option_group(video_format)
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verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
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verbosity.add_option('-q', '--quiet',
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action='store_true', dest='quiet', help='activates quiet mode', default=False)
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verbosity.add_option('-s', '--simulate',
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action='store_true', dest='simulate', help='do not download video', default=False)
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verbosity.add_option('-g', '--get-url',
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action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
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verbosity.add_option('-e', '--get-title',
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action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
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verbosity.add_option('-t', '--title',
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action='store_true', dest='usetitle', help='use title in file name', default=False)
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verbosity.add_option('-l', '--literal',
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action='store_true', dest='useliteral', help='use literal title in file name', default=False)
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parser.add_option_group(verbosity)
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filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
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filesystem.add_option('-o', '--output',
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dest='outtmpl', metavar='TPL', help='output filename template')
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filesystem.add_option('-a', '--batch-file',
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dest='batchfile', metavar='F', help='file containing URLs to download')
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parser.add_option('-w', '--no-overwrites',
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filesystem.add_option('-w', '--no-overwrites',
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action='store_true', dest='nooverwrites', help='do not overwrite files', default=False)
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parser.add_option_group(filesystem)
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(opts, args) = parser.parse_args()
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# Batch file verification
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