import itertools
from .common import InfoExtractor, SearchInfoExtractor
+from .subtitles import SubtitlesIE
from ..utils import (
compat_http_client,
compat_parse_qs,
)
-class YoutubeIE(InfoExtractor):
+class YoutubeSubtitlesIE(SubtitlesIE):
+
+ def _get_available_subtitles(self, video_id):
+ request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
+ try:
+ sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8')
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err))
+ return {}
+ lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
+
+ sub_lang_list = {}
+ for l in lang_list:
+ lang = l[1]
+ params = compat_urllib_parse.urlencode({
+ 'lang': lang,
+ 'v': video_id,
+ 'fmt': self._downloader.params.get('subtitlesformat'),
+ })
+ url = u'http://www.youtube.com/api/timedtext?' + params
+ sub_lang_list[lang] = url
+ if not sub_lang_list:
+ self._downloader.report_warning(u'video doesn\'t have subtitles')
+ return {}
+ return sub_lang_list
+
+ def _request_automatic_caption(self, video_id, webpage):
+ """We need the webpage for getting the captions url, pass it as an
+ argument to speed up the process."""
+ sub_lang = self._downloader.params.get('subtitleslang') or 'en'
+ sub_format = self._downloader.params.get('subtitlesformat')
+ self.to_screen(u'%s: Looking for automatic captions' % video_id)
+ mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
+ err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang
+ if mobj is None:
+ self._downloader.report_warning(err_msg)
+ return {}
+ player_config = json.loads(mobj.group(1))
+ try:
+ args = player_config[u'args']
+ caption_url = args[u'ttsurl']
+ timestamp = args[u'timestamp']
+ params = compat_urllib_parse.urlencode({
+ 'lang': 'en',
+ 'tlang': sub_lang,
+ 'fmt': sub_format,
+ 'ts': timestamp,
+ 'kind': 'asr',
+ })
+ subtitles_url = caption_url + '&' + params
+ sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions')
+ return {sub_lang: sub}
+ # An extractor error can be raise by the download process if there are
+ # no automatic captions but there are subtitles
+ except (KeyError, ExtractorError):
+ self._downloader.report_warning(err_msg)
+ return {}
+
+
+class YoutubeIE(YoutubeSubtitlesIE):
IE_DESC = u'YouTube.com'
_VALID_URL = r"""^
(
"""Report attempt to download video info webpage."""
self.to_screen(u'%s: Downloading video info webpage' % video_id)
- def report_video_subtitles_download(self, video_id):
- """Report attempt to download video info webpage."""
- self.to_screen(u'%s: Checking available subtitles' % video_id)
-
- def report_video_subtitles_request(self, video_id, sub_lang, format):
- """Report attempt to download video info webpage."""
- self.to_screen(u'%s: Downloading video subtitles for %s.%s' % (video_id, sub_lang, format))
-
- def report_video_subtitles_available(self, video_id, sub_lang_list):
- """Report available subtitles."""
- sub_lang = ",".join(list(sub_lang_list.keys()))
- self.to_screen(u'%s: Available subtitles for video: %s' % (video_id, sub_lang))
-
def report_information_extraction(self, video_id):
"""Report attempt to extract video information."""
self.to_screen(u'%s: Extracting video information' % video_id)
def _decrypt_signature(self, s):
"""Turn the encrypted s field into a working signature"""
- if len(s) == 88:
+ if len(s) == 92:
+ return s[25] + s[3:25] + s[0] + s[26:42] + s[79] + s[43:79] + s[91] + s[80:83]
+ elif len(s) == 90:
+ return s[25] + s[3:25] + s[2] + s[26:40] + s[77] + s[41:77] + s[89] + s[78:81]
+ elif len(s) == 88:
return s[48] + s[81:67:-1] + s[82] + s[66:62:-1] + s[85] + s[61:48:-1] + s[67] + s[47:12:-1] + s[3] + s[11:3:-1] + s[2] + s[12]
elif len(s) == 87:
return s[62] + s[82:62:-1] + s[83] + s[61:52:-1] + s[0] + s[51:2:-1]
elif len(s) == 86:
return s[2:63] + s[82] + s[64:82] + s[63]
elif len(s) == 85:
- return s[76] + s[82:76:-1] + s[83] + s[75:60:-1] + s[0] + s[59:50:-1] + s[1] + s[49:2:-1]
+ return s[2:8] + s[0] + s[9:21] + s[65] + s[22:65] + s[84] + s[66:82] + s[21]
elif len(s) == 84:
return s[83:36:-1] + s[2] + s[35:26:-1] + s[3] + s[25:3:-1] + s[26]
elif len(s) == 83:
- return s[52] + s[81:55:-1] + s[2] + s[54:52:-1] + s[82] + s[51:36:-1] + s[55] + s[35:2:-1] + s[36]
+ return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[53] + s[34:53] + s[24] + s[54:]
elif len(s) == 82:
return s[36] + s[79:67:-1] + s[81] + s[66:40:-1] + s[33] + s[39:36:-1] + s[40] + s[35] + s[0] + s[67] + s[32:0:-1] + s[34]
+ elif len(s) == 81:
+ return s[6] + s[3:6] + s[33] + s[7:24] + s[0] + s[25:33] + s[2] + s[34:53] + s[24] + s[54:81]
else:
raise ExtractorError(u'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s)))
- def _get_available_subtitles(self, video_id):
- self.report_video_subtitles_download(video_id)
- request = compat_urllib_request.Request('http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id)
- try:
- sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- return (u'unable to download video subtitles: %s' % compat_str(err), None)
- sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list)
- sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list)
- if not sub_lang_list:
- return (u'video doesn\'t have subtitles', None)
- return sub_lang_list
-
- def _list_available_subtitles(self, video_id):
- sub_lang_list = self._get_available_subtitles(video_id)
- self.report_video_subtitles_available(video_id, sub_lang_list)
-
- def _request_subtitle(self, sub_lang, sub_name, video_id, format):
- """
- Return tuple:
- (error_message, sub_lang, sub)
- """
- self.report_video_subtitles_request(video_id, sub_lang, format)
- params = compat_urllib_parse.urlencode({
- 'lang': sub_lang,
- 'name': sub_name,
- 'v': video_id,
- 'fmt': format,
- })
- url = 'http://www.youtube.com/api/timedtext?' + params
- try:
- sub = compat_urllib_request.urlopen(url).read().decode('utf-8')
- except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
- return (u'unable to download video subtitles: %s' % compat_str(err), None, None)
- if not sub:
- return (u'Did not fetch video subtitles', None, None)
- return (None, sub_lang, sub)
-
- def _request_automatic_caption(self, video_id, webpage):
- """We need the webpage for getting the captions url, pass it as an
- argument to speed up the process."""
- sub_lang = self._downloader.params.get('subtitleslang') or 'en'
- sub_format = self._downloader.params.get('subtitlesformat')
- self.to_screen(u'%s: Looking for automatic captions' % video_id)
- mobj = re.search(r';ytplayer.config = ({.*?});', webpage)
- err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang
- if mobj is None:
- return [(err_msg, None, None)]
- player_config = json.loads(mobj.group(1))
- try:
- args = player_config[u'args']
- caption_url = args[u'ttsurl']
- timestamp = args[u'timestamp']
- params = compat_urllib_parse.urlencode({
- 'lang': 'en',
- 'tlang': sub_lang,
- 'fmt': sub_format,
- 'ts': timestamp,
- 'kind': 'asr',
- })
- subtitles_url = caption_url + '&' + params
- sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions')
- return [(None, sub_lang, sub)]
- except KeyError:
- return [(err_msg, None, None)]
-
- def _extract_subtitle(self, video_id):
- """
- Return a list with a tuple:
- [(error_message, sub_lang, sub)]
- """
- sub_lang_list = self._get_available_subtitles(video_id)
- sub_format = self._downloader.params.get('subtitlesformat')
- if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
- return [(sub_lang_list[0], None, None)]
- if self._downloader.params.get('subtitleslang', False):
- sub_lang = self._downloader.params.get('subtitleslang')
- elif 'en' in sub_lang_list:
- sub_lang = 'en'
- else:
- sub_lang = list(sub_lang_list.keys())[0]
- if not sub_lang in sub_lang_list:
- return [(u'no closed captions found in the specified language "%s"' % sub_lang, None, None)]
-
- subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
- return [subtitle]
-
- def _extract_all_subtitles(self, video_id):
- sub_lang_list = self._get_available_subtitles(video_id)
- sub_format = self._downloader.params.get('subtitlesformat')
- if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles
- return [(sub_lang_list[0], None, None)]
- subtitles = []
- for sub_lang in sub_lang_list:
- subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format)
- subtitles.append(subtitle)
- return subtitles
-
def _print_formats(self, formats):
print('Available formats:')
for x in formats:
# subtitles
video_subtitles = None
- if self._downloader.params.get('writesubtitles', False):
- video_subtitles = self._extract_subtitle(video_id)
- if video_subtitles:
- (sub_error, sub_lang, sub) = video_subtitles[0]
- if sub_error:
- self._downloader.report_warning(sub_error)
-
- if self._downloader.params.get('writeautomaticsub', False):
+ if self._downloader.params.get('writesubtitles', False) or self._downloader.params.get('allsubtitles', False):
+ video_subtitles = self._extract_subtitles(video_id)
+ elif self._downloader.params.get('writeautomaticsub', False):
video_subtitles = self._request_automatic_caption(video_id, video_webpage)
- (sub_error, sub_lang, sub) = video_subtitles[0]
- if sub_error:
- self._downloader.report_warning(sub_error)
-
- if self._downloader.params.get('allsubtitles', False):
- video_subtitles = self._extract_all_subtitles(video_id)
- for video_subtitle in video_subtitles:
- (sub_error, sub_lang, sub) = video_subtitle
- if sub_error:
- self._downloader.report_warning(sub_error)
if self._downloader.params.get('listsubtitles', False):
self._list_available_subtitles(video_id)
self.report_rtmp_download()
video_url_list = [(None, video_info['conn'][0])]
elif 'url_encoded_fmt_stream_map' in video_info and len(video_info['url_encoded_fmt_stream_map']) >= 1:
+ if 'rtmpe%3Dyes' in video_info['url_encoded_fmt_stream_map'][0]:
+ raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
url_map = {}
for url_data_str in video_info['url_encoded_fmt_stream_map'][0].split(','):
url_data = compat_parse_qs(url_data_str)
else:
player = u'html5 player %s' % self._search_regex(r'html5player-(.+?)\.js', video_webpage,
'html5 player', fatal=False)
- self.to_screen('encrypted signature length %d (%d.%d), itag %s, %s' %
- (len(s), len(s.split('.')[0]), len(s.split('.')[1]), url_data['itag'][0], player))
+ parts_sizes = u'.'.join(compat_str(len(part)) for part in s.split('.'))
+ self.to_screen(u'encrypted signature length %d (%s), itag %s, %s' %
+ (len(s), parts_sizes, url_data['itag'][0], player))
signature = self._decrypt_signature(url_data['s'][0])
url += '&signature=' + signature
if 'ratebypass' not in url:
projects / youtube-dl / blobdiff