[vice] add support for uplynk preplay videos(#11101)

youtube_dl/extractor/vice.py

@@ -1,12 +1,92 @@
 from __future__ import unicode_literals
 
 import re
+import time
+import hashlib
+import json
 
+from .adobepass import AdobePassIE
 from .common import InfoExtractor
-from ..utils import ExtractorError
+from ..compat import compat_HTTPError
+from ..utils import (
+    int_or_none,
+    parse_age_limit,
+    str_or_none,
+    parse_duration,
+    ExtractorError,
+    extract_attributes,
+)
 
 
-class ViceIE(InfoExtractor):
+class ViceBaseIE(AdobePassIE):
+    def _extract_preplay_video(self, url, webpage):
+        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 = {}
+        is_locked = watch_hub_data.get('video-locked') == '1'
+        if is_locked:
+            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:
+            host = 'www.viceland' if is_locked else self._PREPLAY_HOST
+            preplay = self._download_json('https://%s.com/en_us/preplay/%s' % (host, 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)
+            raise
+
+        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',
+        }
+
+
+class ViceIE(ViceBaseIE):
     _VALID_URL = r'https?://(?:.+?\.)?vice\.com/(?:[^/]+/)?videos?/(?P<id>[^/?#&]+)'
 
     _TESTS = [{
@@ -21,7 +101,7 @@ class ViceIE(InfoExtractor):
         'add_ie': ['Ooyala'],
     }, {
         'url': 'http://www.vice.com/video/how-to-hack-a-car',
-        'md5': '6fb2989a3fed069fb8eab3401fc2d3c9',
+        'md5': 'a7ecf64ee4fa19b916c16f4b56184ae2',
         'info_dict': {
             'id': '3jstaBeXgAs',
             'ext': 'mp4',
@@ -32,6 +112,22 @@ class ViceIE(InfoExtractor):
             'upload_date': '20140529',
         },
         'add_ie': ['Youtube'],
+    }, {
+        'url': 'https://video.vice.com/en_us/video/the-signal-from-tolva/5816510690b70e6c5fd39a56',
+        'md5': '',
+        'info_dict': {
+            'id': '5816510690b70e6c5fd39a56',
+            'ext': 'mp4',
+            'uploader': 'Waypoint',
+            'title': 'The Signal From Tölva',
+            'uploader_id': '57f7d621e05ca860fa9ccaf9',
+            'timestamp': 1477941983938,
+        },
+        'params': {
+            # m3u8 download
+            'skip_download': True,
+        },
+        'add_ie': ['UplynkPreplay'],
     }, {
         'url': 'https://news.vice.com/video/experimenting-on-animals-inside-the-monkey-lab',
         'only_matching': True,
@@ -42,21 +138,21 @@ class ViceIE(InfoExtractor):
         'url': 'https://munchies.vice.com/en/videos/watch-the-trailer-for-our-new-series-the-pizza-show',
         'only_matching': True,
     }]
+    _PREPLAY_HOST = 'video.vice'
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
+        webpage, urlh = self._download_webpage_handle(url, video_id)
-        try:
         embed_code = self._search_regex(
             r'embedCode=([^&\'"]+)', webpage,
             'ooyala embed code', default=None)
         if embed_code:
             return self.url_result('ooyala:%s' % embed_code, 'Ooyala')
         youtube_id = self._search_regex(
-                r'data-youtube-id="([^"]+)"', webpage, 'youtube id')
+            r'data-youtube-id="([^"]+)"', webpage, 'youtube id', default=None)
+        if youtube_id:
             return self.url_result(youtube_id, 'Youtube')
-        except ExtractorError:
+        return self._extract_preplay_video(urlh.geturl(), webpage)
-            raise ExtractorError('The page doesn\'t contain a video', expected=True)
 
 
 class ViceShowIE(InfoExtractor):

youtube_dl/extractor/viceland.py

@@ -1,23 +1,10 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
-import time
+from .vice import ViceBaseIE
-import hashlib
-import json
-
-from .adobepass import AdobePassIE
-from ..compat import compat_HTTPError
-from ..utils import (
-    int_or_none,
-    parse_age_limit,
-    str_or_none,
-    parse_duration,
-    ExtractorError,
-    extract_attributes,
-)
 
 
-class VicelandIE(AdobePassIE):
+class VicelandIE(ViceBaseIE):
     _VALID_URL = r'https?://(?:www\.)?viceland\.com/[^/]+/video/[^/]+/(?P<id>[a-f0-9]+)'
     _TEST = {
         'url': 'https://www.viceland.com/en_us/video/cyberwar-trailer/57608447973ee7705f6fbd4e',
@@ -38,70 +25,9 @@ class VicelandIE(AdobePassIE):
         },
         'add_ie': ['UplynkPreplay'],
     }
+    _PREPLAY_HOST = 'www.viceland'
 
     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(
+        return self._extract_preplay_video(url, webpage)
-            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)
-            raise
-
-        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',
-        }