]> Raphaël G. Git Repositories - youtubedl/blobdiff - youtube_dl/extractor/youtube.py
debian/changelog: Prepare for release.
[youtubedl] / youtube_dl / extractor / youtube.py
index c8d54f22a80ac447179305f50a85b42c483b946e..76710931ae5e6a292af767f3f57685ad0be98cac 100644 (file)
@@ -40,6 +40,7 @@ from ..utils import (
     sanitized_Request,
     smuggle_url,
     str_to_int,
+    try_get,
     unescapeHTML,
     unified_strdate,
     unsmuggle_url,
@@ -53,6 +54,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
     """Provide base functions for Youtube extractors"""
     _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
     _TWOFACTOR_URL = 'https://accounts.google.com/signin/challenge'
+    _PASSWORD_CHALLENGE_URL = 'https://accounts.google.com/signin/challenge/sl/password'
     _NETRC_MACHINE = 'youtube'
     # If True it will raise an error if no login info is provided
     _LOGIN_REQUIRED = False
@@ -90,38 +92,18 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
         if login_page is False:
             return
 
-        galx = self._search_regex(r'(?s)<input.+?name="GALX".+?value="(.+?)"',
-                                  login_page, 'Login GALX parameter')
+        login_form = self._hidden_inputs(login_page)
 
-        # Log in
-        login_form_strs = {
-            'continue': 'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
+        login_form.update({
+            'checkConnection': 'youtube',
             'Email': username,
-            'GALX': galx,
             'Passwd': password,
+        })
 
-            'PersistentCookie': 'yes',
-            '_utf8': '霱',
-            'bgresponse': 'js_disabled',
-            'checkConnection': '',
-            'checkedDomains': 'youtube',
-            'dnConn': '',
-            'pstMsg': '0',
-            'rmShown': '1',
-            'secTok': '',
-            'signIn': 'Sign in',
-            'timeStmp': '',
-            'service': 'youtube',
-            'uilel': '3',
-            'hl': 'en_US',
-        }
-
-        login_data = urlencode_postdata(login_form_strs)
-
-        req = sanitized_Request(self._LOGIN_URL, login_data)
         login_results = self._download_webpage(
-            req, None,
-            note='Logging in', errnote='unable to log in', fatal=False)
+            self._PASSWORD_CHALLENGE_URL, None,
+            note='Logging in', errnote='unable to log in', fatal=False,
+            data=urlencode_postdata(login_form))
         if login_results is False:
             return False
 
@@ -137,7 +119,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
         # Two-Factor
         # TODO add SMS and phone call support - these require making a request and then prompting the user
 
-        if re.search(r'(?i)<form[^>]id="challenge"', login_results) is not None:
+        if re.search(r'(?i)<form[^>]+id="challenge"', login_results) is not None:
             tfa_code = self._get_tfa_info('2-step verification code')
 
             if not tfa_code:
@@ -165,17 +147,17 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
             if tfa_results is False:
                 return False
 
-            if re.search(r'(?i)<form[^>]id="challenge"', tfa_results) is not None:
+            if re.search(r'(?i)<form[^>]+id="challenge"', tfa_results) is not None:
                 self._downloader.report_warning('Two-factor code expired or invalid. Please try again, or use a one-use backup code instead.')
                 return False
-            if re.search(r'(?i)<form[^>]id="gaia_loginform"', tfa_results) is not None:
+            if re.search(r'(?i)<form[^>]+id="gaia_loginform"', tfa_results) is not None:
                 self._downloader.report_warning('unable to log in - did the page structure change?')
                 return False
             if re.search(r'smsauth-interstitial-reviewsettings', tfa_results) is not None:
                 self._downloader.report_warning('Your Google account has a security notice. Please log in on your web browser, resolve the notice, and try again.')
                 return False
 
-        if re.search(r'(?i)<form[^>]id="gaia_loginform"', login_results) is not None:
+        if re.search(r'(?i)<form[^>]+id="gaia_loginform"', login_results) is not None:
             self._downloader.report_warning('unable to log in: bad username or password')
             return False
         return True
@@ -283,7 +265,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                          )
                      )?                                                       # all until now is optional -> you can pass the naked ID
                      ([0-9A-Za-z_-]{11})                                      # here is it! the YouTube video ID
-                     (?!.*?&list=)                                            # combined list/video URLs are handled by the playlist IE
+                     (?!.*?\blist=)                                            # combined list/video URLs are handled by the playlist IE
                      (?(1).+)?                                                # if we found the ID, everything can follow
                      $"""
     _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
@@ -335,6 +317,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         '137': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264', 'preference': -40},
         '138': {'ext': 'mp4', 'format_note': 'DASH video', 'vcodec': 'h264', 'preference': -40},  # Height can vary (https://github.com/rg3/youtube-dl/issues/4559)
         '160': {'ext': 'mp4', 'height': 144, 'format_note': 'DASH video', 'vcodec': 'h264', 'preference': -40},
+        '212': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264', 'preference': -40},
         '264': {'ext': 'mp4', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'h264', 'preference': -40},
         '298': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'h264', 'fps': 60, 'preference': -40},
         '299': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264', 'fps': 60, 'preference': -40},
@@ -346,6 +329,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'abr': 256, 'preference': -50, 'container': 'm4a_dash'},
         '256': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'preference': -50, 'container': 'm4a_dash'},
         '258': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'preference': -50, 'container': 'm4a_dash'},
+        '325': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'dtse', 'preference': -50, 'container': 'm4a_dash'},
+        '328': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'ec-3', 'preference': -50, 'container': 'm4a_dash'},
 
         # Dash webm
         '167': {'ext': 'webm', 'height': 360, 'width': 640, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8', 'preference': -40},
@@ -388,19 +373,20 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     IE_NAME = 'youtube'
     _TESTS = [
         {
-            'url': 'http://www.youtube.com/watch?v=BaW_jenozKc&t=1s&end=9',
+            'url': 'https://www.youtube.com/watch?v=BaW_jenozKc&t=1s&end=9',
             'info_dict': {
                 'id': 'BaW_jenozKc',
                 'ext': 'mp4',
                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
                 'uploader': 'Philipp Hagemeister',
                 'uploader_id': 'phihag',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/phihag',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
                 'upload_date': '20121002',
                 'license': 'Standard YouTube License',
                 'description': 'test chars:  "\'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de .',
                 'categories': ['Science & Technology'],
                 'tags': ['youtube-dl'],
+                'duration': 10,
                 'like_count': int,
                 'dislike_count': int,
                 'start_time': 1,
@@ -408,7 +394,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             }
         },
         {
-            'url': 'http://www.youtube.com/watch?v=UxxajLWwzqY',
+            'url': 'https://www.youtube.com/watch?v=UxxajLWwzqY',
             'note': 'Test generic use_cipher_signature video (#897)',
             'info_dict': {
                 'id': 'UxxajLWwzqY',
@@ -420,9 +406,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'tags': ['Icona Pop i love it', 'sweden', 'pop music', 'big beat records', 'big beat', 'charli',
                          'xcx', 'charli xcx', 'girls', 'hbo', 'i love it', "i don't care", 'icona', 'pop',
                          'iconic ep', 'iconic', 'love', 'it'],
+                'duration': 180,
                 'uploader': 'Icona Pop',
                 'uploader_id': 'IconaPop',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/IconaPop',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/IconaPop',
                 'license': 'Standard YouTube License',
                 'creator': 'Icona Pop',
             }
@@ -437,9 +424,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Justin Timberlake - Tunnel Vision (Explicit)',
                 'alt_title': 'Tunnel Vision',
                 'description': 'md5:64249768eec3bc4276236606ea996373',
+                'duration': 419,
                 'uploader': 'justintimberlakeVEVO',
                 'uploader_id': 'justintimberlakeVEVO',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/justintimberlakeVEVO',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/justintimberlakeVEVO',
                 'license': 'Standard YouTube License',
                 'creator': 'Justin Timberlake',
                 'age_limit': 18,
@@ -456,13 +444,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'description': 'md5:09b78bd971f1e3e289601dfba15ca4f7',
                 'uploader': 'SET India',
                 'uploader_id': 'setindia',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/setindia',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/setindia',
                 'license': 'Standard YouTube License',
                 'age_limit': 18,
             }
         },
         {
-            'url': 'http://www.youtube.com/watch?v=BaW_jenozKc&v=UxxajLWwzqY',
+            'url': 'https://www.youtube.com/watch?v=BaW_jenozKc&v=UxxajLWwzqY',
             'note': 'Use the first video ID in the URL',
             'info_dict': {
                 'id': 'BaW_jenozKc',
@@ -470,12 +458,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
                 'uploader': 'Philipp Hagemeister',
                 'uploader_id': 'phihag',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/phihag',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
                 'upload_date': '20121002',
                 'license': 'Standard YouTube License',
                 'description': 'test chars:  "\'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de .',
                 'categories': ['Science & Technology'],
                 'tags': ['youtube-dl'],
+                'duration': 10,
                 'like_count': int,
                 'dislike_count': int,
             },
@@ -484,14 +473,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             },
         },
         {
-            'url': 'http://www.youtube.com/watch?v=a9LDPn-MO4I',
+            'url': 'https://www.youtube.com/watch?v=a9LDPn-MO4I',
             'note': '256k DASH audio (format 141) via DASH manifest',
             'info_dict': {
                 'id': 'a9LDPn-MO4I',
                 'ext': 'm4a',
                 'upload_date': '20121002',
                 'uploader_id': '8KVIDEO',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/8KVIDEO',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/8KVIDEO',
                 'description': '',
                 'uploader': '8KVIDEO',
                 'license': 'Standard YouTube License',
@@ -511,6 +500,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'm4a',
                 'title': 'Afrojack, Spree Wilson - The Spark ft. Spree Wilson',
                 'description': 'md5:12e7067fa6735a77bdcbb58cb1187d2d',
+                'duration': 244,
                 'uploader': 'AfrojackVEVO',
                 'uploader_id': 'AfrojackVEVO',
                 'upload_date': '20131011',
@@ -530,6 +520,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Taylor Swift - Shake It Off',
                 'alt_title': 'Shake It Off',
                 'description': 'md5:95f66187cd7c8b2c13eb78e1223b63c3',
+                'duration': 242,
                 'uploader': 'TaylorSwiftVEVO',
                 'uploader_id': 'TaylorSwiftVEVO',
                 'upload_date': '20140818',
@@ -547,10 +538,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'info_dict': {
                 'id': 'T4XJQO3qol8',
                 'ext': 'mp4',
+                'duration': 219,
                 'upload_date': '20100909',
                 'uploader': 'The Amazing Atheist',
                 'uploader_id': 'TheAmazingAtheist',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/TheAmazingAtheist',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/TheAmazingAtheist',
                 'license': 'Standard YouTube License',
                 'title': 'Burning Everyone\'s Koran',
                 'description': 'SUBSCRIBE: http://www.youtube.com/saturninefilms\n\nEven Obama has taken a stand against freedom on this issue: http://www.huffingtonpost.com/2010/09/09/obama-gma-interview-quran_n_710282.html',
@@ -558,15 +550,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         },
         # Normal age-gate video (No vevo, embed allowed)
         {
-            'url': 'http://youtube.com/watch?v=HtVdAasjOgU',
+            'url': 'https://youtube.com/watch?v=HtVdAasjOgU',
             'info_dict': {
                 'id': 'HtVdAasjOgU',
                 'ext': 'mp4',
                 'title': 'The Witcher 3: Wild Hunt - The Sword Of Destiny Trailer',
-                'description': 're:(?s).{100,}About the Game\n.*?The Witcher 3: Wild Hunt.{100,}',
+                'description': r're:(?s).{100,}About the Game\n.*?The Witcher 3: Wild Hunt.{100,}',
+                'duration': 142,
                 'uploader': 'The Witcher',
                 'uploader_id': 'WitcherGame',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/WitcherGame',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/WitcherGame',
                 'upload_date': '20140605',
                 'license': 'Standard YouTube License',
                 'age_limit': 18,
@@ -574,15 +567,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         },
         # Age-gate video with encrypted signature
         {
-            'url': 'http://www.youtube.com/watch?v=6kLq3WMV1nU',
+            'url': 'https://www.youtube.com/watch?v=6kLq3WMV1nU',
             'info_dict': {
                 'id': '6kLq3WMV1nU',
                 'ext': 'mp4',
                 'title': 'Dedication To My Ex (Miss That) (Lyric Video)',
                 'description': 'md5:33765bb339e1b47e7e72b5490139bb41',
+                'duration': 247,
                 'uploader': 'LloydVEVO',
                 'uploader_id': 'LloydVEVO',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/LloydVEVO',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/LloydVEVO',
                 'upload_date': '20110629',
                 'license': 'Standard YouTube License',
                 'age_limit': 18,
@@ -594,9 +588,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'info_dict': {
                 'id': '__2ABJjxzNo',
                 'ext': 'mp4',
+                'duration': 266,
                 'upload_date': '20100430',
                 'uploader_id': 'deadmau5',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/deadmau5',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/deadmau5',
                 'creator': 'deadmau5',
                 'description': 'md5:12c56784b8032162bb936a5f76d55360',
                 'uploader': 'deadmau5',
@@ -614,9 +609,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'info_dict': {
                 'id': 'lqQg6PlCWgI',
                 'ext': 'mp4',
+                'duration': 6085,
                 'upload_date': '20150827',
                 'uploader_id': 'olympic',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/olympic',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/olympic',
                 'license': 'Standard YouTube License',
                 'description': 'HO09  - Women -  GER-AUS - Hockey - 31 July 2012 - London 2012 Olympic Games',
                 'uploader': 'Olympic',
@@ -633,9 +629,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': '_b-2C3KPAM0',
                 'ext': 'mp4',
                 'stretched_ratio': 16 / 9.,
+                'duration': 85,
                 'upload_date': '20110310',
                 'uploader_id': 'AllenMeow',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/AllenMeow',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/AllenMeow',
                 'description': 'made by Wacom from Korea | 字幕&加油添醋 by TY\'s Allen | 感謝heylisa00cavey1001同學熱情提供梗及翻譯',
                 'uploader': '孫艾倫',
                 'license': 'Standard YouTube License',
@@ -667,9 +664,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'md5:7b81415841e02ecd4313668cde88737a',
                 'description': 'md5:116377fd2963b81ec4ce64b542173306',
+                'duration': 220,
                 'upload_date': '20150625',
                 'uploader_id': 'dorappi2000',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/dorappi2000',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/dorappi2000',
                 'uploader': 'dorappi2000',
                 'license': 'Standard YouTube License',
                 'formats': 'mincount:32',
@@ -709,10 +707,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'ext': 'mp4',
                     'title': 'teamPGP: Rocket League Noob Stream (Main Camera)',
                     'description': 'md5:dc7872fb300e143831327f1bae3af010',
+                    'duration': 7335,
                     'upload_date': '20150721',
                     'uploader': 'Beer Games Beer',
                     'uploader_id': 'beergamesbeer',
-                    'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
+                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
                     'license': 'Standard YouTube License',
                 },
             }, {
@@ -721,10 +720,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'ext': 'mp4',
                     'title': 'teamPGP: Rocket League Noob Stream (kreestuh)',
                     'description': 'md5:dc7872fb300e143831327f1bae3af010',
+                    'duration': 7337,
                     'upload_date': '20150721',
                     'uploader': 'Beer Games Beer',
                     'uploader_id': 'beergamesbeer',
-                    'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
+                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
                     'license': 'Standard YouTube License',
                 },
             }, {
@@ -733,10 +733,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'ext': 'mp4',
                     'title': 'teamPGP: Rocket League Noob Stream (grizzle)',
                     'description': 'md5:dc7872fb300e143831327f1bae3af010',
+                    'duration': 7337,
                     'upload_date': '20150721',
                     'uploader': 'Beer Games Beer',
                     'uploader_id': 'beergamesbeer',
-                    'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
+                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
                     'license': 'Standard YouTube License',
                 },
             }, {
@@ -745,10 +746,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     'ext': 'mp4',
                     'title': 'teamPGP: Rocket League Noob Stream (zim)',
                     'description': 'md5:dc7872fb300e143831327f1bae3af010',
+                    'duration': 7334,
                     'upload_date': '20150721',
                     'uploader': 'Beer Games Beer',
                     'uploader_id': 'beergamesbeer',
-                    'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
+                    'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/beergamesbeer',
                     'license': 'Standard YouTube License',
                 },
             }],
@@ -767,11 +769,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'skip': 'Not multifeed anymore',
         },
         {
-            'url': 'http://vid.plus/FlRa-iH7PGw',
+            'url': 'https://vid.plus/FlRa-iH7PGw',
             'only_matching': True,
         },
         {
-            'url': 'http://zwearz.com/watch/9lWxNJF-ufM/electra-woman-dyna-girl-official-trailer-grace-helbig.html',
+            'url': 'https://zwearz.com/watch/9lWxNJF-ufM/electra-woman-dyna-girl-official-trailer-grace-helbig.html',
             'only_matching': True,
         },
         {
@@ -786,9 +788,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': '{dark walk}; Loki/AC/Dishonored; collab w/Elflover21',
                 'alt_title': 'Dark Walk',
                 'description': 'md5:8085699c11dc3f597ce0410b0dcbb34a',
+                'duration': 133,
                 'upload_date': '20151119',
                 'uploader_id': 'IronSoulElf',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/IronSoulElf',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/IronSoulElf',
                 'uploader': 'IronSoulElf',
                 'license': 'Standard YouTube License',
                 'creator': 'Todd Haberman, Daniel Law Heath & Aaron Kaplan',
@@ -827,10 +830,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'md5:e41008789470fc2533a3252216f1c1d1',
                 'description': 'md5:a677553cf0840649b731a3024aeff4cc',
+                'duration': 721,
                 'upload_date': '20150127',
                 'uploader_id': 'BerkmanCenter',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/BerkmanCenter',
-                'uploader': 'BerkmanCenter',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/BerkmanCenter',
+                'uploader': 'The Berkman Klein Center for Internet & Society',
                 'license': 'Creative Commons Attribution license (reuse allowed)',
             },
             'params': {
@@ -845,10 +849,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'ext': 'mp4',
                 'title': 'Democratic Socialism and Foreign Policy | Bernie Sanders',
                 'description': 'md5:dda0d780d5a6e120758d1711d062a867',
+                'duration': 4060,
                 'upload_date': '20151119',
                 'uploader': 'Bernie 2016',
                 'uploader_id': 'UCH1dpzjCEiGAt8CXkryhkZg',
-                'uploader_url': 're:https?://(?:www\.)?youtube\.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
                 'license': 'Creative Commons Attribution license (reuse allowed)',
             },
             'params': {
@@ -858,6 +863,59 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         {
             'url': 'https://www.youtube.com/watch?feature=player_embedded&amp;amp;v=V36LpHqtcDY',
             'only_matching': True,
+        },
+        {
+            # YouTube Red paid video (https://github.com/rg3/youtube-dl/issues/10059)
+            'url': 'https://www.youtube.com/watch?v=i1Ko8UG-Tdo',
+            'only_matching': True,
+        },
+        {
+            # Rental video preview
+            'url': 'https://www.youtube.com/watch?v=yYr8q0y5Jfg',
+            'info_dict': {
+                'id': 'uGpuVWrhIzE',
+                'ext': 'mp4',
+                'title': 'Piku - Trailer',
+                'description': 'md5:c36bd60c3fd6f1954086c083c72092eb',
+                'upload_date': '20150811',
+                'uploader': 'FlixMatrix',
+                'uploader_id': 'FlixMatrixKaravan',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/FlixMatrixKaravan',
+                'license': 'Standard YouTube License',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        {
+            # YouTube Red video with episode data
+            'url': 'https://www.youtube.com/watch?v=iqKdEhx-dD4',
+            'info_dict': {
+                'id': 'iqKdEhx-dD4',
+                'ext': 'mp4',
+                'title': 'Isolation - Mind Field (Ep 1)',
+                'description': 'md5:8013b7ddea787342608f63a13ddc9492',
+                'duration': 2085,
+                'upload_date': '20170118',
+                'uploader': 'Vsauce',
+                'uploader_id': 'Vsauce',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Vsauce',
+                'license': 'Standard YouTube License',
+                'series': 'Mind Field',
+                'season_number': 1,
+                'episode_number': 1,
+            },
+            'params': {
+                'skip_download': True,
+            },
+            'expected_warnings': [
+                'Skipping DASH manifest',
+            ],
+        },
+        {
+            # itag 212
+            'url': '1t24XAntNCY',
+            'only_matching': True,
         }
     ]
 
@@ -972,8 +1030,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
     def _parse_sig_js(self, jscode):
         funcname = self._search_regex(
-            r'\.sig\|\|([a-zA-Z0-9$]+)\(', jscode,
-            'Initial JS player signature function name')
+            (r'(["\'])signature\1\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\('),
+            jscode, 'Initial JS player signature function name', group='sig')
 
         jsi = JSInterpreter(jscode)
         initial_function = jsi.extract_function(funcname)
@@ -994,6 +1053,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
         if player_url.startswith('//'):
             player_url = 'https:' + player_url
+        elif not re.match(r'https?://', player_url):
+            player_url = compat_urlparse.urljoin(
+                'https://www.youtube.com', player_url)
         try:
             player_id = (player_url, self._signature_cache_id(s))
             if player_id not in self._player_cache:
@@ -1268,6 +1330,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     # Convert to the same format returned by compat_parse_qs
                     video_info = dict((k, [v]) for k, v in args.items())
                     add_dash_mpd(video_info)
+                # Rental video is not rented but preview is available (e.g.
+                # https://www.youtube.com/watch?v=yYr8q0y5Jfg,
+                # https://github.com/rg3/youtube-dl/issues/10532)
+                if not video_info and args.get('ypc_vid'):
+                    return self.url_result(
+                        args['ypc_vid'], YoutubeIE.ie_key(), video_id=args['ypc_vid'])
                 if args.get('livestream') == '1' or args.get('live_playback') == 1:
                     is_live = True
             if not video_info or self._downloader.params.get('youtube_include_dash_manifest', True):
@@ -1438,6 +1506,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         else:
             video_alt_title = video_creator = None
 
+        m_episode = re.search(
+            r'<div[^>]+id="watch7-headline"[^>]*>\s*<span[^>]*>.*?>(?P<series>[^<]+)</a></b>\s*S(?P<season>\d+)\s*•\s*E(?P<episode>\d+)</span>',
+            video_webpage)
+        if m_episode:
+            series = m_episode.group('series')
+            season_number = int(m_episode.group('season'))
+            episode_number = int(m_episode.group('episode'))
+        else:
+            series = season_number = episode_number = None
+
         m_cat_container = self._search_regex(
             r'(?s)<h4[^>]*>\s*Category\s*</h4>\s*<ul[^>]*>(.*?)</ul>',
             video_webpage, 'categories', default=None)
@@ -1466,11 +1544,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         video_subtitles = self.extract_subtitles(video_id, video_webpage)
         automatic_captions = self.extract_automatic_captions(video_id, video_webpage)
 
-        if 'length_seconds' not in video_info:
-            self._downloader.report_warning('unable to extract video duration')
-            video_duration = None
-        else:
-            video_duration = int(compat_urllib_parse_unquote_plus(video_info['length_seconds'][0]))
+        video_duration = try_get(
+            video_info, lambda x: int_or_none(x['length_seconds'][0]))
+        if not video_duration:
+            video_duration = parse_duration(self._html_search_meta(
+                'duration', video_webpage, 'video duration'))
 
         # annotations
         video_annotations = None
@@ -1727,30 +1805,69 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'is_live': is_live,
             'start_time': start_time,
             'end_time': end_time,
+            'series': series,
+            'season_number': season_number,
+            'episode_number': episode_number,
         }
 
 
+class YoutubeSharedVideoIE(InfoExtractor):
+    _VALID_URL = r'(?:https?:)?//(?:www\.)?youtube\.com/shared\?.*\bci=(?P<id>[0-9A-Za-z_-]{11})'
+    IE_NAME = 'youtube:shared'
+
+    _TEST = {
+        'url': 'https://www.youtube.com/shared?ci=1nEzmT-M4fU',
+        'info_dict': {
+            'id': 'uPDB5I9wfp8',
+            'ext': 'webm',
+            'title': 'Pocoyo: 90 minutos de episódios completos Português para crianças - PARTE 3',
+            'description': 'md5:d9e4d9346a2dfff4c7dc4c8cec0f546d',
+            'upload_date': '20160219',
+            'uploader': 'Pocoyo - Português (BR)',
+            'uploader_id': 'PocoyoBrazil',
+        },
+        'add_ie': ['Youtube'],
+        'params': {
+            # There are already too many Youtube downloads
+            'skip_download': True,
+        },
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
+
+        real_video_id = self._html_search_meta(
+            'videoId', webpage, 'YouTube video id', fatal=True)
+
+        return self.url_result(real_video_id, YoutubeIE.ie_key())
+
+
 class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
     IE_DESC = 'YouTube.com playlists'
     _VALID_URL = r"""(?x)(?:
                         (?:https?://)?
                         (?:\w+\.)?
-                        youtube\.com/
                         (?:
-                           (?:course|view_play_list|my_playlists|artist|playlist|watch|embed/videoseries)
-                           \? (?:.*?[&;])*? (?:p|a|list)=
-                        |  p/
+                            youtube\.com/
+                            (?:
+                               (?:course|view_play_list|my_playlists|artist|playlist|watch|embed/videoseries)
+                               \? (?:.*?[&;])*? (?:p|a|list)=
+                            |  p/
+                            )|
+                            youtu\.be/[0-9A-Za-z_-]{11}\?.*?\blist=
                         )
                         (
-                            (?:PL|LL|EC|UU|FL|RD|UL)?[0-9A-Za-z-_]{10,}
+                            (?:PL|LL|EC|UU|FL|RD|UL|TL)?[0-9A-Za-z-_]{10,}
                             # Top tracks, they can also include dots
                             |(?:MC)[\w\.]*
                         )
                         .*
                      |
-                        ((?:PL|LL|EC|UU|FL|RD|UL)[0-9A-Za-z-_]{10,})
+                        ((?:PL|LL|EC|UU|FL|RD|UL|TL)[0-9A-Za-z-_]{10,})
                      )"""
-    _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s'
+    _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&disable_polymer=true'
     _VIDEO_RE = r'href="\s*/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&amp;[^"]*?index=(?P<index>\d+)(?:[^>]+>(?P<title>[^<]+))?'
     IE_NAME = 'youtube:playlist'
     _TESTS = [{
@@ -1767,6 +1884,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'title': 'YDL_Empty_List',
         },
         'playlist_count': 0,
+        'skip': 'This playlist is private',
     }, {
         'note': 'Playlist with deleted videos (#651). As a bonus, the video #51 is also twice in this list.',
         'url': 'https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
@@ -1798,9 +1916,10 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'id': 'PLtPgu7CB4gbY9oDN3drwC3cMbJggS7dKl',
         },
         'playlist_count': 2,
+        'skip': 'This playlist is private',
     }, {
         'note': 'embedded',
-        'url': 'http://www.youtube.com/embed/videoseries?list=PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
+        'url': 'https://www.youtube.com/embed/videoseries?list=PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
         'playlist_count': 4,
         'info_dict': {
             'title': 'JODA15',
@@ -1808,7 +1927,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         }
     }, {
         'note': 'Embedded SWF player',
-        'url': 'http://www.youtube.com/p/YN5VISEtHet5D4NEvfTd0zcgFk84NqFZ?hl=en_US&fs=1&rel=0',
+        'url': 'https://www.youtube.com/p/YN5VISEtHet5D4NEvfTd0zcgFk84NqFZ?hl=en_US&fs=1&rel=0',
         'playlist_count': 4,
         'info_dict': {
             'title': 'JODA7',
@@ -1821,7 +1940,56 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'title': 'Uploads from Interstellar Movie',
             'id': 'UUXw-G3eDE9trcvY2sBMM_aA',
         },
-        'playlist_mincout': 21,
+        'playlist_mincount': 21,
+    }, {
+        # Playlist URL that does not actually serve a playlist
+        'url': 'https://www.youtube.com/watch?v=FqZTN594JQw&list=PLMYEtVRpaqY00V9W81Cwmzp6N6vZqfUKD4',
+        'info_dict': {
+            'id': 'FqZTN594JQw',
+            'ext': 'webm',
+            'title': "Smiley's People 01 detective, Adventure Series, Action",
+            'uploader': 'STREEM',
+            'uploader_id': 'UCyPhqAZgwYWZfxElWVbVJng',
+            'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCyPhqAZgwYWZfxElWVbVJng',
+            'upload_date': '20150526',
+            'license': 'Standard YouTube License',
+            'description': 'md5:507cdcb5a49ac0da37a920ece610be80',
+            'categories': ['People & Blogs'],
+            'tags': list,
+            'like_count': int,
+            'dislike_count': int,
+        },
+        'params': {
+            'skip_download': True,
+        },
+        'add_ie': [YoutubeIE.ie_key()],
+    }, {
+        'url': 'https://youtu.be/yeWKywCrFtk?list=PL2qgrgXsNUG5ig9cat4ohreBjYLAPC0J5',
+        'info_dict': {
+            'id': 'yeWKywCrFtk',
+            'ext': 'mp4',
+            'title': 'Small Scale Baler and Braiding Rugs',
+            'uploader': 'Backus-Page House Museum',
+            'uploader_id': 'backuspagemuseum',
+            'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/backuspagemuseum',
+            'upload_date': '20161008',
+            'license': 'Standard YouTube License',
+            'description': 'md5:800c0c78d5eb128500bffd4f0b4f2e8a',
+            'categories': ['Nonprofits & Activism'],
+            'tags': list,
+            'like_count': int,
+            'dislike_count': int,
+        },
+        'params': {
+            'noplaylist': True,
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://youtu.be/uWyaPkt-VOI?list=PL9D9FC436B881BA21',
+        'only_matching': True,
+    }, {
+        'url': 'TLGGrESM50VT6acwMjAyMjAxNw',
+        'only_matching': True,
     }]
 
     def _real_initialize(self):
@@ -1863,14 +2031,18 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         url = self._TEMPLATE_URL % playlist_id
         page = self._download_webpage(url, playlist_id)
 
-        for match in re.findall(r'<div class="yt-alert-message">([^<]+)</div>', page):
+        # the yt-alert-message now has tabindex attribute (see https://github.com/rg3/youtube-dl/issues/11604)
+        for match in re.findall(r'<div class="yt-alert-message"[^>]*>([^<]+)</div>', page):
             match = match.strip()
             # Check if the playlist exists or is private
-            if re.match(r'[^<]*(The|This) playlist (does not exist|is private)[^<]*', match):
-                raise ExtractorError(
-                    'The playlist doesn\'t exist or is private, use --username or '
-                    '--netrc to access it.',
-                    expected=True)
+            mobj = re.match(r'[^<]*(?:The|This) playlist (?P<reason>does not exist|is private)[^<]*', match)
+            if mobj:
+                reason = mobj.group('reason')
+                message = 'This playlist %s' % reason
+                if 'private' in reason:
+                    message += ', use --username or --netrc to access it'
+                message += '.'
+                raise ExtractorError(message, expected=True)
             elif re.match(r'[^<]*Invalid parameters[^<]*', match):
                 raise ExtractorError(
                     'Invalid parameters. Maybe URL is incorrect.',
@@ -1882,20 +2054,35 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
 
         playlist_title = self._html_search_regex(
             r'(?s)<h1 class="pl-header-title[^"]*"[^>]*>\s*(.*?)\s*</h1>',
-            page, 'title')
+            page, 'title', default=None)
 
-        return self.playlist_result(self._entries(page, playlist_id), playlist_id, playlist_title)
+        has_videos = True
+
+        if not playlist_title:
+            try:
+                # Some playlist URLs don't actually serve a playlist (e.g.
+                # https://www.youtube.com/watch?v=FqZTN594JQw&list=PLMYEtVRpaqY00V9W81Cwmzp6N6vZqfUKD4)
+                next(self._entries(page, playlist_id))
+            except StopIteration:
+                has_videos = False
+
+        return has_videos, self.playlist_result(
+            self._entries(page, playlist_id), playlist_id, playlist_title)
 
     def _check_download_just_video(self, url, playlist_id):
         # Check if it's a video-specific URL
         query_dict = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
-        if 'v' in query_dict:
-            video_id = query_dict['v'][0]
+        video_id = query_dict.get('v', [None])[0] or self._search_regex(
+            r'(?:^|//)youtu\.be/([0-9A-Za-z_-]{11})', url,
+            'video id', default=None)
+        if video_id:
             if self._downloader.params.get('noplaylist'):
                 self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
-                return self.url_result(video_id, 'Youtube', video_id=video_id)
+                return video_id, self.url_result(video_id, 'Youtube', video_id=video_id)
             else:
                 self.to_screen('Downloading playlist %s - add --no-playlist to just download video %s' % (playlist_id, video_id))
+                return video_id, None
+        return None, None
 
     def _real_extract(self, url):
         # Extract playlist id
@@ -1904,7 +2091,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             raise ExtractorError('Invalid URL: %s' % url)
         playlist_id = mobj.group(1) or mobj.group(2)
 
-        video = self._check_download_just_video(url, playlist_id)
+        video_id, video = self._check_download_just_video(url, playlist_id)
         if video:
             return video
 
@@ -1912,7 +2099,15 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             # Mixes require a custom extraction process
             return self._extract_mix(playlist_id)
 
-        return self._extract_playlist(playlist_id)
+        has_videos, playlist = self._extract_playlist(playlist_id)
+        if has_videos or not video_id:
+            return playlist
+
+        # Some playlist URLs don't actually serve a playlist (see
+        # https://github.com/rg3/youtube-dl/issues/10537).
+        # Fallback to plain video extraction if there is a video id
+        # along with playlist id.
+        return self.url_result(video_id, 'Youtube', video_id=video_id)
 
 
 class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
@@ -1945,10 +2140,13 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
         return (False if YoutubePlaylistsIE.suitable(url) or YoutubeLiveIE.suitable(url)
                 else super(YoutubeChannelIE, cls).suitable(url))
 
+    def _build_template_url(self, url, channel_id):
+        return self._TEMPLATE_URL % channel_id
+
     def _real_extract(self, url):
         channel_id = self._match_id(url)
 
-        url = self._TEMPLATE_URL % channel_id
+        url = self._build_template_url(url, channel_id)
 
         # Channel by page listing is restricted to 35 pages of 30 items, i.e. 1050 videos total (see #5778)
         # Workaround by extracting as a playlist if managed to obtain channel playlist URL
@@ -1962,9 +2160,13 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
             channel_playlist_id = self._html_search_meta(
                 'channelId', channel_page, 'channel id', default=None)
             if not channel_playlist_id:
-                channel_playlist_id = self._search_regex(
-                    r'data-(?:channel-external-|yt)id="([^"]+)"',
-                    channel_page, 'channel id', default=None)
+                channel_url = self._html_search_meta(
+                    ('al:ios:url', 'twitter:app:url:iphone', 'twitter:app:url:ipad'),
+                    channel_page, 'channel url', default=None)
+                if channel_url:
+                    channel_playlist_id = self._search_regex(
+                        r'vnd\.youtube://user/([0-9A-Za-z_-]+)',
+                        channel_url, 'channel id', default=None)
         if channel_playlist_id and channel_playlist_id.startswith('UC'):
             playlist_id = 'UU' + channel_playlist_id[2:]
             return self.url_result(
@@ -1987,20 +2189,39 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
                 for video_id, video_title in self.extract_videos_from_page(channel_page)]
             return self.playlist_result(entries, channel_id)
 
+        try:
+            next(self._entries(channel_page, channel_id))
+        except StopIteration:
+            alert_message = self._html_search_regex(
+                r'(?s)<div[^>]+class=(["\']).*?\byt-alert-message\b.*?\1[^>]*>(?P<alert>[^<]+)</div>',
+                channel_page, 'alert', default=None, group='alert')
+            if alert_message:
+                raise ExtractorError('Youtube said: %s' % alert_message, expected=True)
+
         return self.playlist_result(self._entries(channel_page, channel_id), channel_id)
 
 
 class YoutubeUserIE(YoutubeChannelIE):
     IE_DESC = 'YouTube.com user videos (URL or "ytuser" keyword)'
-    _VALID_URL = r'(?:(?:https?://(?:\w+\.)?youtube\.com/(?:user/|c/)?(?!(?:attribution_link|watch|results)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)(?P<id>[A-Za-z0-9_-]+)'
-    _TEMPLATE_URL = 'https://www.youtube.com/user/%s/videos'
+    _VALID_URL = r'(?:(?:https?://(?:\w+\.)?youtube\.com/(?:(?P<user>user|c)/)?(?!(?:attribution_link|watch|results)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)(?P<id>[A-Za-z0-9_-]+)'
+    _TEMPLATE_URL = 'https://www.youtube.com/%s/%s/videos'
     IE_NAME = 'youtube:user'
 
     _TESTS = [{
         'url': 'https://www.youtube.com/user/TheLinuxFoundation',
         'playlist_mincount': 320,
         'info_dict': {
-            'title': 'TheLinuxFoundation',
+            'id': 'UUfX55Sx5hEFjoC3cNs6mCUQ',
+            'title': 'Uploads from The Linux Foundation',
+        }
+    }, {
+        # Only available via https://www.youtube.com/c/12minuteathlete/videos
+        # but not https://www.youtube.com/user/12minuteathlete/videos
+        'url': 'https://www.youtube.com/c/12minuteathlete/videos',
+        'playlist_mincount': 249,
+        'info_dict': {
+            'id': 'UUVjM-zV6_opMDx7WYxnjZiQ',
+            'title': 'Uploads from 12 Minute Athlete',
         }
     }, {
         'url': 'ytuser:phihag',
@@ -2008,6 +2229,13 @@ class YoutubeUserIE(YoutubeChannelIE):
     }, {
         'url': 'https://www.youtube.com/c/gametrailers',
         'only_matching': True,
+    }, {
+        'url': 'https://www.youtube.com/gametrailers',
+        'only_matching': True,
+    }, {
+        # This channel is not available.
+        'url': 'https://www.youtube.com/user/kananishinoSMEJ/videos',
+        'only_matching': True,
     }]
 
     @classmethod
@@ -2020,21 +2248,25 @@ class YoutubeUserIE(YoutubeChannelIE):
         else:
             return super(YoutubeUserIE, cls).suitable(url)
 
+    def _build_template_url(self, url, channel_id):
+        mobj = re.match(self._VALID_URL, url)
+        return self._TEMPLATE_URL % (mobj.group('user') or 'user', mobj.group('id'))
+
 
 class YoutubeLiveIE(YoutubeBaseInfoExtractor):
     IE_DESC = 'YouTube.com live streams'
-    _VALID_URL = r'(?P<base_url>https?://(?:\w+\.)?youtube\.com/(?:user|channel)/(?P<id>[^/]+))/live'
+    _VALID_URL = r'(?P<base_url>https?://(?:\w+\.)?youtube\.com/(?:(?:user|channel|c)/)?(?P<id>[^/]+))/live'
     IE_NAME = 'youtube:live'
 
     _TESTS = [{
-        'url': 'http://www.youtube.com/user/TheYoungTurks/live',
+        'url': 'https://www.youtube.com/user/TheYoungTurks/live',
         'info_dict': {
             'id': 'a48o2S1cPoo',
             'ext': 'mp4',
             'title': 'The Young Turks - Live Main Show',
             'uploader': 'The Young Turks',
             'uploader_id': 'TheYoungTurks',
-            'uploader_url': 're:https?://(?:www\.)?youtube\.com/user/TheYoungTurks',
+            'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/TheYoungTurks',
             'upload_date': '20150715',
             'license': 'Standard YouTube License',
             'description': 'md5:438179573adcdff3c97ebb1ee632b891',
@@ -2047,7 +2279,13 @@ class YoutubeLiveIE(YoutubeBaseInfoExtractor):
             'skip_download': True,
         },
     }, {
-        'url': 'http://www.youtube.com/channel/UC1yBKRuGpC1tSM73A0ZjYjQ/live',
+        'url': 'https://www.youtube.com/channel/UC1yBKRuGpC1tSM73A0ZjYjQ/live',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.youtube.com/c/CommanderVideoHq/live',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.youtube.com/TheYoungTurks/live',
         'only_matching': True,
     }]
 
@@ -2072,7 +2310,7 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
     IE_NAME = 'youtube:playlists'
 
     _TESTS = [{
-        'url': 'http://www.youtube.com/user/ThirstForScience/playlists',
+        'url': 'https://www.youtube.com/user/ThirstForScience/playlists',
         'playlist_mincount': 4,
         'info_dict': {
             'id': 'ThirstForScience',
@@ -2080,7 +2318,7 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
         },
     }, {
         # with "Load more" button
-        'url': 'http://www.youtube.com/user/igorkle1/playlists?view=1&sort=dd',
+        'url': 'https://www.youtube.com/user/igorkle1/playlists?view=1&sort=dd',
         'playlist_mincount': 70,
         'info_dict': {
             'id': 'igorkle1',
@@ -2112,18 +2350,18 @@ class YoutubeSearchIE(SearchInfoExtractor, YoutubePlaylistIE):
         videos = []
         limit = n
 
+        url_query = {
+            'search_query': query.encode('utf-8'),
+        }
+        url_query.update(self._EXTRA_QUERY_ARGS)
+        result_url = 'https://www.youtube.com/results?' + compat_urllib_parse_urlencode(url_query)
+
         for pagenum in itertools.count(1):
-            url_query = {
-                'search_query': query.encode('utf-8'),
-                'page': pagenum,
-                'spf': 'navigate',
-            }
-            url_query.update(self._EXTRA_QUERY_ARGS)
-            result_url = 'https://www.youtube.com/results?' + compat_urllib_parse_urlencode(url_query)
             data = self._download_json(
                 result_url, video_id='query "%s"' % query,
                 note='Downloading page %s' % pagenum,
-                errnote='Unable to download API page')
+                errnote='Unable to download API page',
+                query={'spf': 'navigate'})
             html_content = data[1]['body']['content']
 
             if 'class="search-message' in html_content:
@@ -2135,6 +2373,12 @@ class YoutubeSearchIE(SearchInfoExtractor, YoutubePlaylistIE):
             videos += new_videos
             if not new_videos or len(videos) > limit:
                 break
+            next_link = self._html_search_regex(
+                r'href="(/results\?[^"]*\bsp=[^"]+)"[^>]*>\s*<span[^>]+class="[^"]*\byt-uix-button-content\b[^"]*"[^>]*>Next',
+                html_content, 'next link', default=None)
+            if next_link is None:
+                break
+            result_url = compat_urlparse.urljoin('https://www.youtube.com/', next_link)
 
         if len(videos) > n:
             videos = videos[:n]
@@ -2173,7 +2417,7 @@ class YoutubeSearchURLIE(YoutubePlaylistBaseInfoExtractor):
 
 class YoutubeShowIE(YoutubePlaylistsBaseInfoExtractor):
     IE_DESC = 'YouTube.com (multi-season) shows'
-    _VALID_URL = r'https?://www\.youtube\.com/show/(?P<id>[^?#]*)'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/show/(?P<id>[^?#]*)'
     IE_NAME = 'youtube:show'
     _TESTS = [{
         'url': 'https://www.youtube.com/show/airdisasters',
@@ -2242,7 +2486,7 @@ class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
 class YoutubeWatchLaterIE(YoutubePlaylistIE):
     IE_NAME = 'youtube:watchlater'
     IE_DESC = 'Youtube watch later list, ":ytwatchlater" for short (requires authentication)'
-    _VALID_URL = r'https?://www\.youtube\.com/(?:feed/watch_later|(?:playlist|watch)\?(?:.+&)?list=WL)|:ytwatchlater'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/(?:feed/watch_later|(?:playlist|watch)\?(?:.+&)?list=WL)|:ytwatchlater'
 
     _TESTS = [{
         'url': 'https://www.youtube.com/playlist?list=WL',
@@ -2253,16 +2497,17 @@ class YoutubeWatchLaterIE(YoutubePlaylistIE):
     }]
 
     def _real_extract(self, url):
-        video = self._check_download_just_video(url, 'WL')
+        _, video = self._check_download_just_video(url, 'WL')
         if video:
             return video
-        return self._extract_playlist('WL')
+        _, playlist = self._extract_playlist('WL')
+        return playlist
 
 
 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
     IE_NAME = 'youtube:favorites'
     IE_DESC = 'YouTube.com favourite videos, ":ytfav" for short (requires authentication)'
-    _VALID_URL = r'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
     _LOGIN_REQUIRED = True
 
     def _real_extract(self, url):
@@ -2273,21 +2518,21 @@ class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
 
 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'YouTube.com recommended videos, ":ytrec" for short (requires authentication)'
-    _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/feed/recommended|:ytrec(?:ommended)?'
     _FEED_NAME = 'recommended'
     _PLAYLIST_TITLE = 'Youtube Recommended videos'
 
 
 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'YouTube.com subscriptions feed, "ytsubs" keyword (requires authentication)'
-    _VALID_URL = r'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
     _FEED_NAME = 'subscriptions'
     _PLAYLIST_TITLE = 'Youtube Subscriptions'
 
 
 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'Youtube watch history, ":ythistory" for short (requires authentication)'
-    _VALID_URL = 'https?://www\.youtube\.com/feed/history|:ythistory'
+    _VALID_URL = r'https?://(?:www\.)?youtube\.com/feed/history|:ythistory'
     _FEED_NAME = 'history'
     _PLAYLIST_TITLE = 'Youtube History'
 
@@ -2312,10 +2557,10 @@ class YoutubeTruncatedURLIE(InfoExtractor):
     '''
 
     _TESTS = [{
-        'url': 'http://www.youtube.com/watch?annotation_id=annotation_3951667041',
+        'url': 'https://www.youtube.com/watch?annotation_id=annotation_3951667041',
         'only_matching': True,
     }, {
-        'url': 'http://www.youtube.com/watch?',
+        'url': 'https://www.youtube.com/watch?',
         'only_matching': True,
     }, {
         'url': 'https://www.youtube.com/watch?x-yt-cl=84503534',
@@ -2336,7 +2581,7 @@ class YoutubeTruncatedURLIE(InfoExtractor):
             'Did you forget to quote the URL? Remember that & is a meta '
             'character in most shells, so you want to put the URL in quotes, '
             'like  youtube-dl '
-            '"http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
+            '"https://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
             ' or simply  youtube-dl BaW_jenozKc  .',
             expected=True)