[viceland] Add new extractor(#8799)

youtube_dl/extractor/extractors.py

@@ -958,6 +958,7 @@ from .vice import (
     ViceIE,
     ViceShowIE,
 )
+from .viceland import VicelandIE
 from .vidbit import VidbitIE
 from .viddler import ViddlerIE
 from .videodetective import VideoDetectiveIE

youtube_dl/extractor/viceland.py

@@ -0,0 +1,100 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import time
+import hashlib
+import json
+
+from .adobepass import AdobePass
+from ..compat import compat_HTTPError
+from ..utils import (
+    int_or_none,
+    parse_age_limit,
+    str_or_none,
+    parse_duration,
+    ExtractorError,
+    extract_attributes,
+)
+
+
+class VicelandIE(AdobePass):
+    _VALID_URL = r'https?://(?:www\.)?viceland\.com/[^/]+/video/[^/]+/(?P<id>[a-f0-9]+)'
+    _TEST = {
+        # FIXME: fill the test after fixing delegation problem
+        'url': 'https://www.viceland.com/en_us/video/cyberwar-trailer/57608447973ee7705f6fbd4e',
+        'info_dict': {
+            'id': '57608447973ee7705f6fbd4e',
+            'ext': 'mp4',
+        },
+        'params': {
+            # m3u8 download
+            'skip_download': True,
+        },
+        'add_ie': ['UplynkPreplay', 'Uplynk'],
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
+        watch_hub_data = extract_attributes(self._search_regex(
+            r'(?s)(<watch-hub\s*.+?</watch-hub>)', webpage, 'watch hub'))
+        video_id = watch_hub_data['vms-id']
+        title = watch_hub_data['video-title']
+
+        query = {}
+        if watch_hub_data.get('video-locked') == '1':
+            resource = self._get_mvpd_resource(
+                'VICELAND', title, video_id,
+                watch_hub_data.get('video-rating'))
+            query['tvetoken'] = self._extract_mvpd_auth(url, video_id, 'VICELAND', resource)
+
+        # signature generation algorithm is reverse engineered from signatureGenerator in
+        # webpack:///../shared/~/vice-player/dist/js/vice-player.js in
+        # https://www.viceland.com/assets/common/js/web.vendor.bundle.js
+        exp = int(time.time()) + 14400
+        query.update({
+            'exp': exp,
+            'sign': hashlib.sha512(('%s:GET:%d' % (video_id, exp)).encode()).hexdigest(),
+        })
+
+        try:
+            preplay = self._download_json('https://www.viceland.com/en_us/preplay/%s' % video_id, video_id, query=query)
+        except ExtractorError as e:
+            if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
+                error = json.loads(e.cause.read().decode())
+                raise ExtractorError('%s said: %s' % (self.IE_NAME, error['details']), expected=True)
+
+        video_data = preplay['video']
+        base = video_data['base']
+        uplynk_preplay_url = preplay['preplayURL']
+        episode = video_data.get('episode', {})
+        channel = video_data.get('channel', {})
+
+        subtitles = {}
+        cc_url = preplay.get('ccURL')
+        if cc_url:
+            subtitles['en'] = [{
+                'url': cc_url,
+            }]
+
+        return {
+            '_type': 'url_transparent',
+            'url': uplynk_preplay_url,
+            'id': video_id,
+            'title': title,
+            'description': base.get('body'),
+            'thumbnail': watch_hub_data.get('cover-image') or watch_hub_data.get('thumbnail'),
+            'duration': parse_duration(video_data.get('video_duration') or watch_hub_data.get('video-duration')),
+            'timestamp': int_or_none(video_data.get('created_at')),
+            'age_limit': parse_age_limit(video_data.get('video_rating')),
+            'series': video_data.get('show_title') or watch_hub_data.get('show-title'),
+            'episode_number': int_or_none(episode.get('episode_number') or watch_hub_data.get('episode')),
+            'episode_id': str_or_none(episode.get('id') or video_data.get('episode_id')),
+            'season_number': int_or_none(watch_hub_data.get('season')),
+            'season_id': str_or_none(episode.get('season_id')),
+            'uploader': channel.get('base', {}).get('title') or watch_hub_data.get('channel-title'),
+            'uploader_id': str_or_none(channel.get('id')),
+            'subtitles': subtitles,
+            'ie_key': 'UplynkPreplay',
+        }