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-rw-r--r--youtube_dl/extractor/youtube.py212
1 files changed, 110 insertions, 102 deletions
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 571c73889..370cc64cc 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -24,6 +24,112 @@ from ..utils import (
orderedSet,
)
+class YoutubeBaseInfoExtractor(InfoExtractor):
+ """Provide base functions for Youtube extractors"""
+ _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
+ _LANG_URL = r'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
+ _AGE_URL = 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
+ _NETRC_MACHINE = 'youtube'
+ # If True it will raise an error if no login info is provided
+ _LOGIN_REQUIRED = False
+
+ def report_lang(self):
+ """Report attempt to set language."""
+ self.to_screen(u'Setting language')
+
+ def _set_language(self):
+ request = compat_urllib_request.Request(self._LANG_URL)
+ try:
+ self.report_lang()
+ compat_urllib_request.urlopen(request).read()
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to set language: %s' % compat_str(err))
+ return False
+ return True
+
+ def _login(self):
+ (username, password) = self._get_login_info()
+ # No authentication to be performed
+ if username is None:
+ if self._LOGIN_REQUIRED:
+ raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
+ return False
+
+ request = compat_urllib_request.Request(self._LOGIN_URL)
+ try:
+ login_page = 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 fetch login page: %s' % compat_str(err))
+ return False
+
+ galx = None
+ dsh = None
+ match = re.search(re.compile(r'<input.+?name="GALX".+?value="(.+?)"', re.DOTALL), login_page)
+ if match:
+ galx = match.group(1)
+ match = re.search(re.compile(r'<input.+?name="dsh".+?value="(.+?)"', re.DOTALL), login_page)
+ if match:
+ dsh = match.group(1)
+
+ # Log in
+ login_form_strs = {
+ u'continue': u'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
+ u'Email': username,
+ u'GALX': galx,
+ u'Passwd': password,
+ u'PersistentCookie': u'yes',
+ u'_utf8': u'霱',
+ u'bgresponse': u'js_disabled',
+ u'checkConnection': u'',
+ u'checkedDomains': u'youtube',
+ u'dnConn': u'',
+ u'dsh': dsh,
+ u'pstMsg': u'0',
+ u'rmShown': u'1',
+ u'secTok': u'',
+ u'signIn': u'Sign in',
+ u'timeStmp': u'',
+ u'service': u'youtube',
+ u'uilel': u'3',
+ u'hl': u'en_US',
+ }
+ # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
+ # chokes on unicode
+ login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
+ login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
+ request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
+ try:
+ self.report_login()
+ login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
+ if re.search(r'(?i)<form[^>]* id="gaia_loginform"', login_results) is not None:
+ self._downloader.report_warning(u'unable to log in: bad username or password')
+ return False
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
+ return False
+ return True
+
+ def _confirm_age(self):
+ age_form = {
+ 'next_url': '/',
+ 'action_confirm': 'Confirm',
+ }
+ request = compat_urllib_request.Request(self._AGE_URL, compat_urllib_parse.urlencode(age_form))
+ try:
+ self.report_age_confirmation()
+ compat_urllib_request.urlopen(request).read().decode('utf-8')
+ except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
+ raise ExtractorError(u'Unable to confirm age: %s' % compat_str(err))
+ return True
+
+ def _real_initialize(self):
+ if self._downloader is None:
+ return
+ if not self._set_language():
+ return
+ if not self._login():
+ return
+ self._confirm_age()
class YoutubeSubtitlesIE(SubtitlesIE):
@@ -83,8 +189,7 @@ class YoutubeSubtitlesIE(SubtitlesIE):
self._downloader.report_warning(err_msg)
return {}
-
-class YoutubeIE(YoutubeSubtitlesIE):
+class YoutubeIE(YoutubeSubtitlesIE, YoutubeBaseInfoExtractor):
IE_DESC = u'YouTube.com'
_VALID_URL = r"""^
(
@@ -95,7 +200,7 @@ class YoutubeIE(YoutubeSubtitlesIE):
(?: # the various things that can precede the ID:
(?:(?:v|embed|e)/) # v/ or embed/ or e/
|(?: # or the v= param in all its forms
- (?:watch|movie(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
+ (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
(?:\?|\#!?) # the params delimiter ? or # or #!
(?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
v=
@@ -375,6 +480,8 @@ class YoutubeIE(YoutubeSubtitlesIE):
return s[1:19] + s[0] + s[20:68] + s[19] + s[69:82]
elif len(s) == 81:
return s[56] + s[79:56:-1] + s[41] + s[55:41:-1] + s[80] + s[40:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9]
+ elif len(s) == 80:
+ return s[1:19] + s[0] + s[20:68] + s[19] + s[69:80]
elif len(s) == 79:
return s[54] + s[77:54:-1] + s[39] + s[53:39:-1] + s[78] + s[38:34:-1] + s[0] + s[33:29:-1] + s[34] + s[28:9:-1] + s[29] + s[8:0:-1] + s[9]
@@ -390,105 +497,6 @@ class YoutubeIE(YoutubeSubtitlesIE):
# Fallback to the other algortihms
return self._decrypt_signature(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: