import itertools import re from .common import InfoExtractor from ..utils import ( ExtractorError, extract_attributes, float_or_none, int_or_none, srt_subtitles_timecode, mimetype2ext, 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']+action=(["\'])(?P.+?)\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']+class="error"[^>]*>\s*(.+?)\s*', 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': '_%s' % 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, 'Downloading%s JSON metadata' % sub, 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 '%s/%s' % (course_slug, video_slug) class LinkedInIE(LinkedInBaseIE): _VALID_URL = r'https?://(?:www\.)?linkedin\.com/posts/[^/?#]+-(?P\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'(]+>)', 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[^/]+)/(?P[^/?#]+)' _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 += '%d\n%s --> %s\n%s\n\n' % (line + 1, srt_subtitles_timecode(start_time), srt_subtitles_timecode(end_time), caption) 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': 'progressive-%dp' % height, '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[^/?#]+)' _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(LinkedInLearningCourseIE, cls).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': 'https://www.linkedin.com/learning/%s/%s' % (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'))