[lynda] Completely skip videos we don't have access to, extract base class and modernize (Closes #5093)
Sergey M․
parent
549e58069c
commit
30cbd4e0d6
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@ -15,18 +15,72 @@ from ..utils import (
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)
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class LyndaIE(InfoExtractor):
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class LyndaBaseIE(InfoExtractor):
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_LOGIN_URL = 'https://www.lynda.com/login/login.aspx'
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_SUCCESSFUL_LOGIN_REGEX = r'isLoggedIn: true'
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_ACCOUNT_CREDENTIALS_HINT = 'Use --username and --password options to provide lynda.com account credentials.'
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def _real_initialize(self):
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self._login()
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def _login(self):
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(username, password) = self._get_login_info()
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if username is None:
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return
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login_form = {
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'username': username,
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'password': password,
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'remember': 'false',
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'stayPut': 'false'
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}
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request = compat_urllib_request.Request(
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self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
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login_page = self._download_webpage(
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request, None, 'Logging in as %s' % username)
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# Not (yet) logged in
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m = re.search(r'loginResultJson = \'(?P<json>[^\']+)\';', login_page)
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if m is not None:
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response = m.group('json')
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response_json = json.loads(response)
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state = response_json['state']
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if state == 'notlogged':
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raise ExtractorError(
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'Unable to login, incorrect username and/or password',
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expected=True)
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# This is when we get popup:
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# > You're already logged in to lynda.com on two devices.
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# > If you log in here, we'll log you out of another device.
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# So, we need to confirm this.
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if state == 'conflicted':
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confirm_form = {
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'username': '',
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'password': '',
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'resolve': 'true',
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'remember': 'false',
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'stayPut': 'false',
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}
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request = compat_urllib_request.Request(
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self._LOGIN_URL, compat_urllib_parse.urlencode(confirm_form))
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login_page = self._download_webpage(
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request, None,
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'Confirming log in and log out from another device')
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if re.search(self._SUCCESSFUL_LOGIN_REGEX, login_page) is None:
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raise ExtractorError('Unable to log in')
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class LyndaIE(LyndaBaseIE):
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IE_NAME = 'lynda'
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IE_DESC = 'lynda.com videos'
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_VALID_URL = r'https?://www\.lynda\.com/(?:[^/]+/[^/]+/\d+|player/embed)/(\d+)'
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_LOGIN_URL = 'https://www.lynda.com/login/login.aspx'
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_VALID_URL = r'https?://www\.lynda\.com/(?:[^/]+/[^/]+/\d+|player/embed)/(?P<id>\d+)'
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_NETRC_MACHINE = 'lynda'
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_SUCCESSFUL_LOGIN_REGEX = r'isLoggedIn: true'
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_TIMECODE_REGEX = r'\[(?P<timecode>\d+:\d+:\d+[\.,]\d+)\]'
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ACCOUNT_CREDENTIALS_HINT = 'Use --username and --password options to provide lynda.com account credentials.'
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_TESTS = [{
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'url': 'http://www.lynda.com/Bootstrap-tutorials/Using-exercise-files/110885/114408-4.html',
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'md5': 'ecfc6862da89489161fb9cd5f5a6fac1',
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@ -41,23 +95,22 @@ class LyndaIE(InfoExtractor):
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'only_matching': True,
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}]
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def _real_initialize(self):
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self._login()
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group(1)
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video_id = self._match_id(url)
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page = self._download_webpage('http://www.lynda.com/ajax/player?videoId=%s&type=video' % video_id, video_id,
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'Downloading video JSON')
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page = self._download_webpage(
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'http://www.lynda.com/ajax/player?videoId=%s&type=video' % video_id,
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video_id, 'Downloading video JSON')
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video_json = json.loads(page)
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if 'Status' in video_json:
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raise ExtractorError('lynda returned error: %s' % video_json['Message'], expected=True)
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raise ExtractorError(
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'lynda returned error: %s' % video_json['Message'], expected=True)
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if video_json['HasAccess'] is False:
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raise ExtractorError(
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'Video %s is only available for members. ' % video_id + self.ACCOUNT_CREDENTIALS_HINT, expected=True)
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'Video %s is only available for members. '
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% video_id + self._ACCOUNT_CREDENTIALS_HINT, expected=True)
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video_id = compat_str(video_json['ID'])
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duration = video_json['DurationInSeconds']
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@ -100,48 +153,6 @@ class LyndaIE(InfoExtractor):
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'formats': formats
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}
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def _login(self):
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(username, password) = self._get_login_info()
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if username is None:
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return
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login_form = {
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'username': username,
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'password': password,
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'remember': 'false',
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'stayPut': 'false'
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}
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request = compat_urllib_request.Request(self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
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login_page = self._download_webpage(request, None, 'Logging in as %s' % username)
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# Not (yet) logged in
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m = re.search(r'loginResultJson = \'(?P<json>[^\']+)\';', login_page)
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if m is not None:
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response = m.group('json')
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response_json = json.loads(response)
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state = response_json['state']
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if state == 'notlogged':
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raise ExtractorError('Unable to login, incorrect username and/or password', expected=True)
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# This is when we get popup:
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# > You're already logged in to lynda.com on two devices.
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# > If you log in here, we'll log you out of another device.
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# So, we need to confirm this.
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if state == 'conflicted':
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confirm_form = {
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'username': '',
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'password': '',
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'resolve': 'true',
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'remember': 'false',
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'stayPut': 'false',
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}
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request = compat_urllib_request.Request(self._LOGIN_URL, compat_urllib_parse.urlencode(confirm_form))
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login_page = self._download_webpage(request, None, 'Confirming log in and log out from another device')
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if re.search(self._SUCCESSFUL_LOGIN_REGEX, login_page) is None:
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raise ExtractorError('Unable to log in')
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def _fix_subtitles(self, subs):
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srt = ''
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seq_counter = 0
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@ -172,7 +183,7 @@ class LyndaIE(InfoExtractor):
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return {}
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class LyndaCourseIE(InfoExtractor):
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class LyndaCourseIE(LyndaBaseIE):
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IE_NAME = 'lynda:course'
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IE_DESC = 'lynda.com online courses'
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@ -185,34 +196,36 @@ class LyndaCourseIE(InfoExtractor):
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course_path = mobj.group('coursepath')
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course_id = mobj.group('courseid')
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page = self._download_webpage('http://www.lynda.com/ajax/player?courseId=%s&type=course' % course_id,
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page = self._download_webpage(
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'http://www.lynda.com/ajax/player?courseId=%s&type=course' % course_id,
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course_id, 'Downloading course JSON')
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course_json = json.loads(page)
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if 'Status' in course_json and course_json['Status'] == 'NotFound':
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raise ExtractorError('Course %s does not exist' % course_id, expected=True)
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raise ExtractorError(
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'Course %s does not exist' % course_id, expected=True)
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unaccessible_videos = 0
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videos = []
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(username, _) = self._get_login_info()
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# Might want to extract videos right here from video['Formats'] as it seems 'Formats' is not provided
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# by single video API anymore
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for chapter in course_json['Chapters']:
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for video in chapter['Videos']:
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if username is None and video['HasAccess'] is False:
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if video['HasAccess'] is False:
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unaccessible_videos += 1
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continue
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videos.append(video['ID'])
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if unaccessible_videos > 0:
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self._downloader.report_warning('%s videos are only available for members and will not be downloaded. '
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% unaccessible_videos + LyndaIE.ACCOUNT_CREDENTIALS_HINT)
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self._downloader.report_warning(
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'%s videos are only available for members (or paid members) and will not be downloaded. '
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% unaccessible_videos + self._ACCOUNT_CREDENTIALS_HINT)
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entries = [
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self.url_result('http://www.lynda.com/%s/%s-4.html' %
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(course_path, video_id),
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self.url_result(
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'http://www.lynda.com/%s/%s-4.html' % (course_path, video_id),
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'Lynda')
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for video_id in videos]
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