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-rw-r--r--yt_dlp/extractor/linkedin.py272
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diff --git a/yt_dlp/extractor/linkedin.py b/yt_dlp/extractor/linkedin.py
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+++ b/yt_dlp/extractor/linkedin.py
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+from itertools import zip_longest
+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'<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': '_%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<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(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<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(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'))