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- import itertools
- import re
- from .common import InfoExtractor
- from ..utils import (
- ExtractorError,
- extract_attributes,
- float_or_none,
- int_or_none,
- mimetype2ext,
- srt_subtitles_timecode,
- traverse_obj,
- try_get,
- url_or_none,
- urlencode_postdata,
- urljoin,
- )
- class LinkedInBaseIE(InfoExtractor):
- _NETRC_MACHINE = 'linkedin'
- _logged_in = False
- def _perform_login(self, username, password):
- if self._logged_in:
- return
- login_page = self._download_webpage(
- self._LOGIN_URL, None, 'Downloading login page')
- action_url = urljoin(self._LOGIN_URL, self._search_regex(
- r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page, 'post url',
- default='https://www.linkedin.com/uas/login-submit', group='url'))
- data = self._hidden_inputs(login_page)
- data.update({
- 'session_key': username,
- 'session_password': password,
- })
- login_submit_page = self._download_webpage(
- action_url, None, 'Logging in',
- data=urlencode_postdata(data))
- error = self._search_regex(
- r'<span[^>]+class="error"[^>]*>\s*(.+?)\s*</span>',
- login_submit_page, 'error', default=None)
- if error:
- raise ExtractorError(error, expected=True)
- LinkedInBaseIE._logged_in = True
- class LinkedInLearningBaseIE(LinkedInBaseIE):
- _LOGIN_URL = 'https://www.linkedin.com/uas/login?trk=learning'
- def _call_api(self, course_slug, fields, video_slug=None, resolution=None):
- query = {
- 'courseSlug': course_slug,
- 'fields': fields,
- 'q': 'slugs',
- }
- sub = ''
- if video_slug:
- query.update({
- 'videoSlug': video_slug,
- 'resolution': f'_{resolution}',
- })
- sub = ' %dp' % resolution
- api_url = 'https://www.linkedin.com/learning-api/detailedCourses'
- if not self._get_cookies(api_url).get('JSESSIONID'):
- self.raise_login_required()
- return self._download_json(
- api_url, video_slug, f'Downloading{sub} JSON metadata', headers={
- 'Csrf-Token': self._get_cookies(api_url)['JSESSIONID'].value,
- }, query=query)['elements'][0]
- def _get_urn_id(self, video_data):
- urn = video_data.get('urn')
- if urn:
- mobj = re.search(r'urn:li:lyndaCourse:\d+,(\d+)', urn)
- if mobj:
- return mobj.group(1)
- def _get_video_id(self, video_data, course_slug, video_slug):
- return self._get_urn_id(video_data) or f'{course_slug}/{video_slug}'
- class LinkedInIE(LinkedInBaseIE):
- _VALID_URL = r'https?://(?:www\.)?linkedin\.com/posts/[^/?#]+-(?P<id>\d+)-\w{4}/?(?:[?#]|$)'
- _TESTS = [{
- 'url': 'https://www.linkedin.com/posts/mishalkhawaja_sendinblueviews-toronto-digitalmarketing-ugcPost-6850898786781339649-mM20',
- 'info_dict': {
- 'id': '6850898786781339649',
- 'ext': 'mp4',
- 'title': 'Mishal K. on LinkedIn: #sendinblueviews #toronto #digitalmarketing #nowhiring #sendinblue…',
- 'description': 'md5:2998a31f6f479376dd62831f53a80f71',
- 'uploader': 'Mishal K.',
- 'thumbnail': 're:^https?://media.licdn.com/dms/image/.*$',
- 'like_count': int,
- },
- }, {
- 'url': 'https://www.linkedin.com/posts/the-mathworks_2_what-is-mathworks-cloud-center-activity-7151241570371948544-4Gu7',
- 'info_dict': {
- 'id': '7151241570371948544',
- 'ext': 'mp4',
- 'title': 'MathWorks on LinkedIn: What Is MathWorks Cloud Center?',
- 'description': 'md5:95f9d4eeb6337882fb47eefe13d7a40c',
- 'uploader': 'MathWorks',
- 'thumbnail': 're:^https?://media.licdn.com/dms/image/.*$',
- 'like_count': int,
- 'subtitles': 'mincount:1',
- },
- }]
- def _real_extract(self, url):
- video_id = self._match_id(url)
- webpage = self._download_webpage(url, video_id)
- video_attrs = extract_attributes(self._search_regex(r'(<video[^>]+>)', webpage, 'video'))
- sources = self._parse_json(video_attrs['data-sources'], video_id)
- formats = [{
- 'url': source['src'],
- 'ext': mimetype2ext(source.get('type')),
- 'tbr': float_or_none(source.get('data-bitrate'), scale=1000),
- } for source in sources]
- subtitles = {'en': [{
- 'url': video_attrs['data-captions-url'],
- 'ext': 'vtt',
- }]} if url_or_none(video_attrs.get('data-captions-url')) else {}
- return {
- 'id': video_id,
- 'formats': formats,
- 'title': self._og_search_title(webpage, default=None) or self._html_extract_title(webpage),
- 'like_count': int_or_none(self._search_regex(
- r'\bdata-num-reactions="(\d+)"', webpage, 'reactions', default=None)),
- 'uploader': traverse_obj(
- self._yield_json_ld(webpage, video_id),
- (lambda _, v: v['@type'] == 'SocialMediaPosting', 'author', 'name', {str}), get_all=False),
- 'thumbnail': self._og_search_thumbnail(webpage),
- 'description': self._og_search_description(webpage, default=None),
- 'subtitles': subtitles,
- }
- class LinkedInLearningIE(LinkedInLearningBaseIE):
- IE_NAME = 'linkedin:learning'
- _VALID_URL = r'https?://(?:www\.)?linkedin\.com/learning/(?P<course_slug>[^/]+)/(?P<id>[^/?#]+)'
- _TEST = {
- 'url': 'https://www.linkedin.com/learning/programming-foundations-fundamentals/welcome?autoplay=true',
- 'md5': 'a1d74422ff0d5e66a792deb996693167',
- 'info_dict': {
- 'id': '90426',
- 'ext': 'mp4',
- 'title': 'Welcome',
- 'timestamp': 1430396150.82,
- 'upload_date': '20150430',
- },
- }
- def json2srt(self, transcript_lines, duration=None):
- srt_data = ''
- for line, (line_dict, next_dict) in enumerate(itertools.zip_longest(transcript_lines, transcript_lines[1:])):
- start_time, caption = line_dict['transcriptStartAt'] / 1000, line_dict['caption']
- end_time = next_dict['transcriptStartAt'] / 1000 if next_dict else duration or start_time + 1
- srt_data += (
- f'{line + 1}\n'
- f'{srt_subtitles_timecode(start_time)} --> {srt_subtitles_timecode(end_time)}\n'
- f'{caption}\n\n')
- return srt_data
- def _real_extract(self, url):
- course_slug, video_slug = self._match_valid_url(url).groups()
- formats = []
- for width, height in ((640, 360), (960, 540), (1280, 720)):
- video_data = self._call_api(
- course_slug, 'selectedVideo', video_slug, height)['selectedVideo']
- video_url_data = video_data.get('url') or {}
- progressive_url = video_url_data.get('progressiveUrl')
- if progressive_url:
- formats.append({
- 'format_id': f'progressive-{height}p',
- 'url': progressive_url,
- 'ext': 'mp4',
- 'height': height,
- 'width': width,
- 'source_preference': 1,
- })
- title = video_data['title']
- audio_url = video_data.get('audio', {}).get('progressiveUrl')
- if audio_url:
- formats.append({
- 'abr': 64,
- 'ext': 'm4a',
- 'format_id': 'audio',
- 'url': audio_url,
- 'vcodec': 'none',
- })
- streaming_url = video_url_data.get('streamingUrl')
- if streaming_url:
- formats.extend(self._extract_m3u8_formats(
- streaming_url, video_slug, 'mp4',
- 'm3u8_native', m3u8_id='hls', fatal=False))
- subtitles = {}
- duration = int_or_none(video_data.get('durationInSeconds'))
- transcript_lines = try_get(video_data, lambda x: x['transcript']['lines'], expected_type=list)
- if transcript_lines:
- subtitles['en'] = [{
- 'ext': 'srt',
- 'data': self.json2srt(transcript_lines, duration),
- }]
- return {
- 'id': self._get_video_id(video_data, course_slug, video_slug),
- 'title': title,
- 'formats': formats,
- 'thumbnail': video_data.get('defaultThumbnail'),
- 'timestamp': float_or_none(video_data.get('publishedOn'), 1000),
- 'duration': duration,
- 'subtitles': subtitles,
- # It seems like this would be correctly handled by default
- # However, unless someone can confirm this, the old
- # behaviour is being kept as-is
- '_format_sort_fields': ('res', 'source_preference'),
- }
- class LinkedInLearningCourseIE(LinkedInLearningBaseIE):
- IE_NAME = 'linkedin:learning:course'
- _VALID_URL = r'https?://(?:www\.)?linkedin\.com/learning/(?P<id>[^/?#]+)'
- _TEST = {
- 'url': 'https://www.linkedin.com/learning/programming-foundations-fundamentals',
- 'info_dict': {
- 'id': 'programming-foundations-fundamentals',
- 'title': 'Programming Foundations: Fundamentals',
- 'description': 'md5:76e580b017694eb89dc8e8923fff5c86',
- },
- 'playlist_mincount': 61,
- }
- @classmethod
- def suitable(cls, url):
- return False if LinkedInLearningIE.suitable(url) else super().suitable(url)
- def _real_extract(self, url):
- course_slug = self._match_id(url)
- course_data = self._call_api(course_slug, 'chapters,description,title')
- entries = []
- for chapter_number, chapter in enumerate(course_data.get('chapters', []), 1):
- chapter_title = chapter.get('title')
- chapter_id = self._get_urn_id(chapter)
- for video in chapter.get('videos', []):
- video_slug = video.get('slug')
- if not video_slug:
- continue
- entries.append({
- '_type': 'url_transparent',
- 'id': self._get_video_id(video, course_slug, video_slug),
- 'title': video.get('title'),
- 'url': f'https://www.linkedin.com/learning/{course_slug}/{video_slug}',
- 'chapter': chapter_title,
- 'chapter_number': chapter_number,
- 'chapter_id': chapter_id,
- 'ie_key': LinkedInLearningIE.ie_key(),
- })
- return self.playlist_result(
- entries, course_slug,
- course_data.get('title'),
- course_data.get('description'))
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