from .common import InfoExtractor
from ..compat import (
compat_HTTPError,
- compat_urllib_parse_urlencode,
+ compat_str,
compat_urllib_request,
compat_urlparse,
)
ExtractorError,
float_or_none,
int_or_none,
+ js_to_json,
sanitized_Request,
unescapeHTML,
urlencode_postdata,
# new URL schema
'url': 'https://www.udemy.com/electric-bass-right-from-the-start/learn/v4/t/lecture/4580906',
'only_matching': True,
+ }, {
+ # no url in outputs format entry
+ 'url': 'https://www.udemy.com/learn-web-development-complete-step-by-step-guide-to-success/learn/v4/t/lecture/4125812',
+ 'only_matching': True,
}]
def _extract_course_info(self, webpage, video_id):
course = self._parse_json(
unescapeHTML(self._search_regex(
- r'ng-init=["\'].*\bcourse=({.+?});', webpage, 'course', default='{}')),
+ r'ng-init=["\'].*\bcourse=({.+?})[;"\']',
+ webpage, 'course', default='{}')),
video_id, fatal=False) or {}
course_id = course.get('id') or self._search_regex(
- (r'"id"\s*:\s*(\d+)', r'data-course-id=["\'](\d+)'),
- webpage, 'course id')
+ r'data-course-id=["\'](\d+)', webpage, 'course id')
return course_id, course.get('title')
def _enroll_course(self, base_url, webpage, course_id):
return compat_urlparse.urljoin(base_url, url) if not url.startswith('http') else url
checkout_url = unescapeHTML(self._search_regex(
- r'href=(["\'])(?P<url>(?:https?://(?:www\.)?udemy\.com)?/payment/checkout/.+?)\1',
+ r'href=(["\'])(?P<url>(?:https?://(?:www\.)?udemy\.com)?/(?:payment|cart)/checkout/.+?)\1',
webpage, 'checkout url', group='url', default=None))
if checkout_url:
raise ExtractorError(
if enroll_url:
webpage = self._download_webpage(
combine_url(base_url, enroll_url),
- course_id, 'Enrolling in the course')
+ course_id, 'Enrolling in the course',
+ headers={'Referer': base_url})
if '>You have enrolled in' in webpage:
self.to_screen('%s: Successfully enrolled in the course' % course_id)
def _download_lecture(self, course_id, lecture_id):
return self._download_json(
- 'https://www.udemy.com/api-2.0/users/me/subscribed-courses/%s/lectures/%s?%s' % (
- course_id, lecture_id, compat_urllib_parse_urlencode({
- 'fields[lecture]': 'title,description,view_html,asset',
- 'fields[asset]': 'asset_type,stream_url,thumbnail_url,download_urls,data',
- })),
- lecture_id, 'Downloading lecture JSON')
+ 'https://www.udemy.com/api-2.0/users/me/subscribed-courses/%s/lectures/%s?'
+ % (course_id, lecture_id),
+ lecture_id, 'Downloading lecture JSON', query={
+ 'fields[lecture]': 'title,description,view_html,asset',
+ 'fields[asset]': 'asset_type,stream_url,thumbnail_url,download_urls,data',
+ })
def _handle_error(self, response):
if not isinstance(response, dict):
self._LOGIN_URL, None, 'Downloading login popup')
def is_logged(webpage):
- return any(p in webpage for p in ['href="https://www.udemy.com/user/logout/', '>Logout<'])
+ return any(re.search(p, webpage) for p in (
+ r'href=["\'](?:https://www\.udemy\.com)?/user/logout/',
+ r'>Logout<'))
# already logged in
if is_logged(login_popup):
'password': password,
})
- request = sanitized_Request(
- self._LOGIN_URL, urlencode_postdata(login_form))
- request.add_header('Referer', self._ORIGIN_URL)
- request.add_header('Origin', self._ORIGIN_URL)
-
response = self._download_webpage(
- request, None, 'Logging in as %s' % username)
+ self._LOGIN_URL, None, 'Logging in',
+ data=urlencode_postdata(login_form),
+ headers={
+ 'Referer': self._ORIGIN_URL,
+ 'Origin': self._ORIGIN_URL,
+ })
if not is_logged(response):
error = self._html_search_regex(
if youtube_url:
return self.url_result(youtube_url, 'Youtube')
- video_id = asset['id']
+ video_id = compat_str(asset['id'])
thumbnail = asset.get('thumbnail_url') or asset.get('thumbnailUrl')
duration = float_or_none(asset.get('data', {}).get('duration'))
+ subtitles = {}
+ automatic_captions = {}
+
formats = []
- def extract_output_format(src):
+ def extract_output_format(src, f_id):
return {
- 'url': src['url'],
- 'format_id': '%sp' % (src.get('height') or format_id),
+ 'url': src.get('url'),
+ 'format_id': '%sp' % (src.get('height') or f_id),
'width': int_or_none(src.get('width')),
'height': int_or_none(src.get('height')),
'vbr': int_or_none(src.get('video_bitrate_in_kbps')),
def add_output_format_meta(f, key):
output = outputs.get(key)
if isinstance(output, dict):
- output_format = extract_output_format(output)
+ output_format = extract_output_format(output, key)
output_format.update(f)
return output_format
return f
+ def extract_formats(source_list):
+ if not isinstance(source_list, list):
+ return
+ for source in source_list:
+ video_url = source.get('file') or source.get('src')
+ if not video_url or not isinstance(video_url, compat_str):
+ continue
+ if source.get('type') == 'application/x-mpegURL' or determine_ext(video_url) == 'm3u8':
+ formats.extend(self._extract_m3u8_formats(
+ video_url, video_id, 'mp4', entry_protocol='m3u8_native',
+ m3u8_id='hls', fatal=False))
+ continue
+ format_id = source.get('label')
+ f = {
+ 'url': video_url,
+ 'format_id': '%sp' % format_id,
+ 'height': int_or_none(format_id),
+ }
+ if format_id:
+ # Some videos contain additional metadata (e.g.
+ # https://www.udemy.com/ios9-swift/learn/#/lecture/3383208)
+ f = add_output_format_meta(f, format_id)
+ formats.append(f)
+
+ def extract_subtitles(track_list):
+ if not isinstance(track_list, list):
+ return
+ for track in track_list:
+ if not isinstance(track, dict):
+ continue
+ if track.get('kind') != 'captions':
+ continue
+ src = track.get('src')
+ if not src or not isinstance(src, compat_str):
+ continue
+ lang = track.get('language') or track.get(
+ 'srclang') or track.get('label')
+ sub_dict = automatic_captions if track.get(
+ 'autogenerated') is True else subtitles
+ sub_dict.setdefault(lang, []).append({
+ 'url': src,
+ })
+
download_urls = asset.get('download_urls')
if isinstance(download_urls, dict):
- video = download_urls.get('Video')
- if isinstance(video, list):
- for format_ in video:
- video_url = format_.get('file')
- if not video_url:
- continue
- format_id = format_.get('label')
- f = {
- 'url': format_['file'],
- 'format_id': '%sp' % format_id,
- 'height': int_or_none(format_id),
- }
- if format_id:
- # Some videos contain additional metadata (e.g.
- # https://www.udemy.com/ios9-swift/learn/#/lecture/3383208)
- f = add_output_format_meta(f, format_id)
- formats.append(f)
+ extract_formats(download_urls.get('Video'))
view_html = lecture.get('view_html')
if view_html:
'height': height,
}, res))
+ # react rendition since 2017.04.15 (see
+ # https://github.com/rg3/youtube-dl/issues/12744)
+ data = self._parse_json(
+ self._search_regex(
+ r'videojs-setup-data=(["\'])(?P<data>{.+?})\1', view_html,
+ 'setup data', default='{}', group='data'), video_id,
+ transform_source=unescapeHTML, fatal=False)
+ if data and isinstance(data, dict):
+ extract_formats(data.get('sources'))
+ if not duration:
+ duration = int_or_none(data.get('duration'))
+ extract_subtitles(data.get('tracks'))
+
+ if not subtitles and not automatic_captions:
+ text_tracks = self._parse_json(
+ self._search_regex(
+ r'text-tracks=(["\'])(?P<data>\[.+?\])\1', view_html,
+ 'text tracks', default='{}', group='data'), video_id,
+ transform_source=lambda s: js_to_json(unescapeHTML(s)),
+ fatal=False)
+ extract_subtitles(text_tracks)
+
self._sort_formats(formats, field_preference=('height', 'width', 'tbr', 'format_id'))
return {
'description': description,
'thumbnail': thumbnail,
'duration': duration,
- 'formats': formats
+ 'formats': formats,
+ 'subtitles': subtitles,
+ 'automatic_captions': automatic_captions,
}
class UdemyCourseIE(UdemyIE):
IE_NAME = 'udemy:course'
- _VALID_URL = r'https?://www\.udemy\.com/(?P<id>[^/?#&]+)'
+ _VALID_URL = r'https?://(?:www\.)?udemy\.com/(?P<id>[^/?#&]+)'
_TESTS = []
@classmethod