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[udemy] Set session cookies to API requests (Closes #4124, closes #4219, closes #4308)

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This commit is contained in:
Sergey M․ 2014-11-26 21:00:18 +06:00
parent ceb3367320
commit e293711802
1 changed files with 48 additions and 19 deletions
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67
youtube_dl/extractor/udemy.py
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@ -45,6 +45,19 @@ def _download_json(self, url, video_id, note='Downloading JSON metadata'):
self._handle_error(response)
return response
def _download_json_cookies(self, url, video_id, note):
headers = {
'X-Udemy-Snail-Case': 'true',
'X-Requested-With': 'XMLHttpRequest',
}
for cookie in self._downloader.cookiejar:
if cookie.name == 'client_id':
headers['X-Udemy-Client-Id'] = cookie.value
elif cookie.name == 'access_token':
headers['X-Udemy-Bearer-Token'] = cookie.value
request = compat_urllib_request.Request(url, headers=headers)
return self._download_json(request, video_id, note)
def _real_initialize(self):
self._login()
@ -62,7 +75,9 @@ def _login(self):
if login_popup == '<div class="run-command close-popup redirect" data-url="https://www.udemy.com/"></div>':
return
csrf = self._html_search_regex(r'<input type="hidden" name="csrf" value="(.+?)"', login_popup, 'csrf token')
csrf = self._html_search_regex(
r'<input type="hidden" name="csrf" value="(.+?)"',
login_popup, 'csrf token')
login_form = {
'email': username,
@ -71,42 +86,52 @@ def _login(self):
'displayType': 'json',
'isSubmitted': '1',
}
request = compat_urllib_request.Request(self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
response = self._download_json(request, None, 'Logging in as %s' % username)
request = compat_urllib_request.Request(
self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
response = self._download_json(
request, None, 'Logging in as %s' % username)
if 'returnUrl' not in response:
raise ExtractorError('Unable to log in')
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
lecture_id = mobj.group('id')
lecture = self._download_json(
'https://www.udemy.com/api-1.1/lectures/%s' % lecture_id, lecture_id, 'Downloading lecture JSON')
lecture = self._download_json_cookies(
'https://www.udemy.com/api-1.1/lectures/%s' % lecture_id,
lecture_id, 'Downloading lecture JSON')
if lecture['assetType'] != 'Video':
raise ExtractorError('Lecture %s is not a video' % lecture_id, expected=True)
asset_type = lecture.get('assetType') or lecture.get('asset_type')
if asset_type != 'Video':
raise ExtractorError(
'Lecture %s is not a video' % lecture_id, expected=True)
asset = lecture['asset']
stream_url = asset['streamUrl']
stream_url = asset.get('streamUrl') or asset.get('stream_url')
mobj = re.search(r'(https?://www\.youtube\.com/watch\?v=.*)', stream_url)
if mobj:
return self.url_result(mobj.group(1), 'Youtube')
video_id = asset['id']
thumbnail = asset['thumbnailUrl']
thumbnail = asset.get('thumbnailUrl') or asset.get('thumbnail_url')
duration = asset['data']['duration']
download_url = asset['downloadUrl']
download_url = asset.get('downloadUrl') or asset.get('download_url')
video = download_url.get('Video') or download_url.get('video')
video_480p = download_url.get('Video480p') or download_url.get('video_480p')
formats = [
{
'url': download_url['Video480p'][0],
'url': video_480p[0],
'format_id': '360p',
},
{
'url': download_url['Video'][0],
'url': video[0],
'format_id': '720p',
},
]
@ -139,26 +164,30 @@ def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
course_path = mobj.group('coursepath')
response = self._download_json(
'https://www.udemy.com/api-1.1/courses/%s' % course_path, course_path, 'Downloading course JSON')
response = self._download_json_cookies(
'https://www.udemy.com/api-1.1/courses/%s' % course_path,
course_path, 'Downloading course JSON')
course_id = int(response['id'])
course_title = response['title']
webpage = self._download_webpage(
'https://www.udemy.com/course/subscribe/?courseId=%s' % course_id, course_id, 'Enrolling in the course')
'https://www.udemy.com/course/subscribe/?courseId=%s' % course_id,
course_id, 'Enrolling in the course')
if self._SUCCESSFULLY_ENROLLED in webpage:
self.to_screen('%s: Successfully enrolled in' % course_id)
elif self._ALREADY_ENROLLED in webpage:
self.to_screen('%s: Already enrolled in' % course_id)
response = self._download_json('https://www.udemy.com/api-1.1/courses/%s/curriculum' % course_id,
course_id, 'Downloading course curriculum')
response = self._download_json_cookies(
'https://www.udemy.com/api-1.1/courses/%s/curriculum' % course_id,
course_id, 'Downloading course curriculum')
entries = [
self.url_result('https://www.udemy.com/%s/#/lecture/%s' % (course_path, asset['id']), 'Udemy')
for asset in response if asset.get('assetType') == 'Video'
self.url_result(
'https://www.udemy.com/%s/#/lecture/%s' % (course_path, asset['id']), 'Udemy')
for asset in response if asset.get('assetType') or asset.get('asset_type') == 'Video'
]
return self.playlist_result(entries, course_id, course_title)