[extractor/BerufeTV] Add extractor (#4921)

Closes #4632
Authored by: Fabi019

yt_dlp/extractor/_extractors.py

@@ -172,6 +172,7 @@ from .beeg import BeegIE
 from .behindkink import BehindKinkIE
 from .bellmedia import BellMediaIE
 from .beatport import BeatportIE
+from .berufetv import BerufeTVIE
 from .bet import BetIE
 from .bfi import BFIPlayerIE
 from .bfmtv import (

yt_dlp/extractor/berufetv.py

@@ -0,0 +1,70 @@
+from .common import InfoExtractor
+from ..utils import float_or_none, mimetype2ext, traverse_obj
+
+
+class BerufeTVIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?web\.arbeitsagentur\.de/berufetv/[^?#]+/film;filmId=(?P<id>[\w-]+)'
+    _TESTS = [{
+        'url': 'https://web.arbeitsagentur.de/berufetv/studienberufe/wirtschaftswissenschaften/wirtschaftswissenschaften-volkswirtschaft/film;filmId=DvKC3DUpMKvUZ_6fEnfg3u',
+        'md5': '041b6432ec8e6838f84a5c30f31cc795',
+        'info_dict': {
+            'id': 'DvKC3DUpMKvUZ_6fEnfg3u',
+            'ext': 'mp4',
+            'title': 'Volkswirtschaftslehre',
+            'description': 'md5:6bd87d0c63163480a6489a37526ee1c1',
+            'categories': ['Studien&shy;beruf'],
+            'tags': ['Studienfilm'],
+            'duration': 602.440,
+            'thumbnail': r're:^https://asset-out-cdn\.video-cdn\.net/private/videos/DvKC3DUpMKvUZ_6fEnfg3u/thumbnails/793063\?quality=thumbnail&__token__=[^\s]+$',
+        }
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        movie_metadata = self._download_json(
+            'https://rest.arbeitsagentur.de/infosysbub/berufetv/pc/v1/film-metadata',
+            video_id, 'Downloading JSON metadata',
+            headers={'X-API-Key': '79089773-4892-4386-86e6-e8503669f426'}, fatal=False)
+
+        meta = traverse_obj(
+            movie_metadata, ('metadaten', lambda _, i: video_id == i['miId']),
+            get_all=False, default={})
+
+        video = self._download_json(
+            f'https://d.video-cdn.net/play/player/8YRzUk6pTzmBdrsLe9Y88W/video/{video_id}',
+            video_id, 'Downloading video JSON')
+
+        formats, subtitles = [], {}
+        for key, source in video['videoSources']['html'].items():
+            if key == 'auto':
+                fmts, subs = self._extract_m3u8_formats_and_subtitles(source[0]['source'], video_id)
+                formats += fmts
+                subtitles = subs
+            else:
+                formats.append({
+                    'url': source[0]['source'],
+                    'ext': mimetype2ext(source[0]['mimeType']),
+                    'format_id': key,
+                })
+
+        for track in video.get('videoTracks') or []:
+            if track.get('type') != 'SUBTITLES':
+                continue
+            subtitles.setdefault(track['language'], []).append({
+                'url': track['source'],
+                'name': track.get('label'),
+                'ext': 'vtt'
+            })
+
+        return {
+            'id': video_id,
+            'title': meta.get('titel') or traverse_obj(video, ('videoMetaData', 'title')),
+            'description': meta.get('beschreibung'),
+            'thumbnail': meta.get('thumbnail') or f'https://asset-out-cdn.video-cdn.net/private/videos/{video_id}/thumbnails/active',
+            'duration': float_or_none(video.get('duration'), scale=1000),
+            'categories': [meta['kategorie']] if meta.get('kategorie') else None,
+            'tags': meta.get('themengebiete'),
+            'subtitles': subtitles,
+            'formats': formats,
+        }