Merge d2d6b49a5aec42b5b53a050ba18a4873b77dca40 into 4e714f9df1ed2cccd51df60d45ff5504abe827b7

* thx seproDev, yt-dlp/yt-dlp/pull/12694/commits/ae69e3c
* also add documenting comment in `InfoExtractor`

youtube_dl/extractor/bokecc.py

@@ -32,7 +32,7 @@ class BokeCCBaseIE(InfoExtractor):
 
 
 class BokeCCIE(BokeCCBaseIE):
-    _IE_DESC = 'CC视频'
+    IE_DESC = 'CC视频'
     _VALID_URL = r'https?://union\.bokecc\.com/playvideo\.bo\?(?P<query>.*)'
 
     _TESTS = [{

youtube_dl/extractor/cloudy.py

@@ -9,7 +9,7 @@ from ..utils import (
 
 
 class CloudyIE(InfoExtractor):
-    _IE_DESC = 'cloudy.ec'
+    IE_DESC = 'cloudy.ec'
     _VALID_URL = r'https?://(?:www\.)?cloudy\.ec/(?:v/|embed\.php\?.*?\bid=)(?P<id>[A-Za-z0-9]+)'
     _TESTS = [{
         'url': 'https://www.cloudy.ec/v/af511e2527aac',

youtube_dl/extractor/common.py

@@ -422,6 +422,8 @@ class InfoExtractor(object):
     _GEO_COUNTRIES = None
     _GEO_IP_BLOCKS = None
     _WORKING = True
+    # supply this in public subclasses: used in supported sites list, etc
+    # IE_DESC = 'short description of IE'
 
     def __init__(self, downloader=None):
         """Constructor. Receives an optional downloader."""

youtube_dl/extractor/itv.py

@@ -35,15 +35,6 @@ from ..utils import (
 
 class ITVBaseIE(InfoExtractor):
 
-    def _search_nextjs_data(self, webpage, video_id, **kw):
-        transform_source = kw.pop('transform_source', None)
-        fatal = kw.pop('fatal', True)
-        return self._parse_json(
-            self._search_regex(
-                r'''<script\b[^>]+\bid=('|")__NEXT_DATA__\1[^>]*>(?P<js>[^<]+)</script>''',
-                webpage, 'next.js data', group='js', fatal=fatal, **kw),
-            video_id, transform_source=transform_source, fatal=fatal)
-
     def __handle_request_webpage_error(self, err, video_id=None, errnote=None, fatal=True):
         if errnote is False:
             return False
@@ -109,7 +100,9 @@ class ITVBaseIE(InfoExtractor):
 
 class ITVIE(ITVBaseIE):
     _VALID_URL = r'https?://(?:www\.)?itv\.com/(?:(?P<w>watch)|hub)/[^/]+/(?(w)[\w-]+/)(?P<id>\w+)'
-    _IE_DESC = 'ITVX'
+    IE_DESC = 'ITVX'
+    _WORKING = False
+
     _TESTS = [{
         'note': 'Hub URLs redirect to ITVX',
         'url': 'https://www.itv.com/hub/liar/2a4547a0012',
@@ -270,7 +263,7 @@ class ITVIE(ITVBaseIE):
                 'ext': determine_ext(href, 'vtt'),
             })
 
-        next_data = self._search_nextjs_data(webpage, video_id, fatal=False, default='{}')
+        next_data = self._search_nextjs_data(webpage, video_id, fatal=False, default={})
         video_data.update(traverse_obj(next_data, ('props', 'pageProps', ('title', 'episode')), expected_type=dict)[0] or {})
         title = traverse_obj(video_data, 'headerTitle', 'episodeTitle')
         info = self._og_extract(webpage, require_title=not title)
@@ -323,7 +316,7 @@ class ITVIE(ITVBaseIE):
 
 class ITVBTCCIE(ITVBaseIE):
     _VALID_URL = r'https?://(?:www\.)?itv\.com/(?!(?:watch|hub)/)(?:[^/]+/)+(?P<id>[^/?#&]+)'
-    _IE_DESC = 'ITV articles: News, British Touring Car Championship'
+    IE_DESC = 'ITV articles: News, British Touring Car Championship'
     _TESTS = [{
         'note': 'British Touring Car Championship',
         'url': 'https://www.itv.com/btcc/articles/btcc-2018-all-the-action-from-brands-hatch',

youtube_dl/extractor/redtube.py

@@ -1,33 +1,49 @@
+# coding: utf-8
 from __future__ import unicode_literals
 
 import re
 
 from .common import InfoExtractor
+from ..compat import compat_str
 from ..utils import (
     determine_ext,
     ExtractorError,
     int_or_none,
+    join_nonempty,
     merge_dicts,
     str_to_int,
+    T,
+    traverse_obj,
     unified_strdate,
     url_or_none,
+    urljoin,
 )
 
 
 class RedTubeIE(InfoExtractor):
     _VALID_URL = r'https?://(?:(?:\w+\.)?redtube\.com/|embed\.redtube\.com/\?.*?\bid=)(?P<id>[0-9]+)'
+    _EMBED_REGEX = [r'<iframe[^>]+?src=["\'](?P<url>(?:https?:)?//embed\.redtube\.com/\?.*?\bid=\d+)']
     _TESTS = [{
-        'url': 'http://www.redtube.com/66418',
-        'md5': 'fc08071233725f26b8f014dba9590005',
+        'url': 'https://www.redtube.com/38864951',
+        'md5': 'd7de9cb32e8adb3f6379f1a30f655fae',
         'info_dict': {
-            'id': '66418',
+            'id': '38864951',
             'ext': 'mp4',
-            'title': 'Sucked on a toilet',
-            'upload_date': '20110811',
-            'duration': 596,
+            'title': 'Public Sex on the Balcony in Freezing Paris! Amateur Couple LeoLulu',
+            'description': 'Watch video Public Sex on the Balcony in Freezing Paris! Amateur Couple LeoLulu on Redtube, home of free Blowjob porn videos and Blonde sex movies online. Video length: (10:46) - Uploaded by leolulu - Verified User - Starring Pornstar: LeoLulu',
+            'upload_date': '20210111',
+            'timestamp': 1610343109,
+            'duration': 646,
             'view_count': int,
             'age_limit': 18,
-        }
+            'thumbnail': r're:https://\wi-ph\.rdtcdn\.com/videos/.+/.+\.jpg',
+        },
+        'expected_warnings': [
+            'Failed to download m3u8 information: HTTP Error 404',
+        ],
+        'params': {
+            'format': '[format_id !^= hls]',
+        },
     }, {
         'url': 'http://embed.redtube.com/?bgcolor=000000&id=1443286',
         'only_matching': True,
@@ -36,11 +52,11 @@ class RedTubeIE(InfoExtractor):
         'only_matching': True,
     }]
 
-    @staticmethod
-    def _extract_urls(webpage):
-        return re.findall(
-            r'<iframe[^>]+?src=["\'](?P<url>(?:https?:)?//embed\.redtube\.com/\?.*?\bid=\d+)',
-            webpage)
+    @classmethod
+    def _extract_urls(cls, webpage):
+        for embed_re in cls._EMBED_REGEX:
+            for from_ in re.findall(embed_re, webpage):
+                yield from_
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
@@ -71,40 +87,53 @@ class RedTubeIE(InfoExtractor):
             self._search_regex(
                 r'sources\s*:\s*({.+?})', webpage, 'source', default='{}'),
             video_id, fatal=False)
-        if sources and isinstance(sources, dict):
-            for format_id, format_url in sources.items():
-                if format_url:
-                    formats.append({
-                        'url': format_url,
-                        'format_id': format_id,
-                        'height': int_or_none(format_id),
-                    })
-        medias = self._parse_json(
-            self._search_regex(
-                r'mediaDefinition["\']?\s*:\s*(\[.+?}\s*\])', webpage,
-                'media definitions', default='{}'),
-            video_id, fatal=False)
-        if medias and isinstance(medias, list):
-            for media in medias:
-                format_url = url_or_none(media.get('videoUrl'))
+
+        def full_url(u):
+            return urljoin(url, u)
+
+        for fmt in traverse_obj(sources, (T(dict.items), {
+                'url': (1, T(full_url)),
+                'format_id': (2, T(compat_str)),
+                'height': (2, T(int_or_none)), })):
+            if 'url' in fmt:
+                formats.append(fmt)
+
+        medias = self._search_regex(
+            r'''mediaDefinitions?["']?\s*:\s*(\[[\s\S]+?}\s*\])''', webpage,
+            'media definitions', default='{}')
+        medias = self._parse_json(medias, video_id, fatal=False)
+        for fmt in traverse_obj(medias, (Ellipsis, T(dict))):
+            format_url = full_url(fmt.get('videoUrl'))
+            if not format_url:
+                continue
+            more_media = None
+            if fmt['format'] == 'hls' or (fmt['format'] == 'mp4' and not fmt.get('quality')):
+                more_media = self._download_json(format_url, video_id, fatal=False)
+            if more_media is None:
+                more_media = [fmt]
+            for fmt in traverse_obj(more_media, (Ellipsis, {
+                    'url': ('videoUrl', T(full_url)),
+                    'ext': ('format', T(compat_str)),
+                    'format_id': ('quality', T(compat_str)), })):
+                format_url = fmt.get('url')
                 if not format_url:
                     continue
-                if media.get('format') == 'hls' or determine_ext(format_url) == 'm3u8':
+                if fmt.get('ext') == 'hls' or determine_ext(format_url) == 'm3u8':
                     formats.extend(self._extract_m3u8_formats(
                         format_url, video_id, 'mp4',
                         entry_protocol='m3u8_native', m3u8_id='hls',
                         fatal=False))
                     continue
-                format_id = media.get('quality')
-                formats.append({
-                    'url': format_url,
-                    'format_id': format_id,
-                    'height': int_or_none(format_id),
-                })
+                fmt['height'] = int_or_none(fmt.get('format_id'))
+                fmt['format_id'] = join_nonempty('ext', 'format_id', from_dict=fmt)
+                formats.append(fmt)
         if not formats:
-            video_url = self._html_search_regex(
-                r'<source src="(.+?)" type="video/mp4">', webpage, 'video URL')
-            formats.append({'url': video_url})
+            video_url = url_or_none(self._html_search_regex(
+                r'<source src="(.+?)" type="video/mp4">', webpage, 'video URL'))
+            if video_url:
+                formats.append({'url': video_url})
+
+        self._check_formats(formats, video_id)
         self._sort_formats(formats)
 
         thumbnail = self._og_search_thumbnail(webpage)

youtube_dl/extractor/senateisvp.py

@@ -47,7 +47,7 @@ class SenateISVPIE(InfoExtractor):
         ['vetaff', '76462', 'http://vetaff-f.akamaihd.net'],
         ['arch', '', 'http://ussenate-f.akamaihd.net/']
     ]
-    _IE_NAME = 'senate.gov'
+    IE_NAME = 'senate.gov'
     _VALID_URL = r'https?://(?:www\.)?senate\.gov/isvp/?\?(?P<qs>.+)'
     _TESTS = [{
         'url': 'http://www.senate.gov/isvp/?comm=judiciary&type=live&stt=&filename=judiciary031715&auto_play=false&wmode=transparent&poster=http%3A%2F%2Fwww.judiciary.senate.gov%2Fthemes%2Fjudiciary%2Fimages%2Fvideo-poster-flash-fit.png',