diff --git a/yt_dlp/extractor/_extractors.py b/yt_dlp/extractor/_extractors.py
index 6bf769a9e..43e2f93d3 100644
--- a/yt_dlp/extractor/_extractors.py
+++ b/yt_dlp/extractor/_extractors.py
@@ -649,6 +649,7 @@ from .googlepodcasts import (
 )
 from .googlesearch import GoogleSearchIE
 from .gopro import GoProIE
+from .goplay import GoPlayIE
 from .goshgay import GoshgayIE
 from .gotostage import GoToStageIE
 from .gputechconf import GPUTechConfIE
@@ -2021,7 +2022,6 @@ from .vidio import (
     VidioLiveIE
 )
 from .vidlii import VidLiiIE
-from .vier import VierIE, VierVideosIE
 from .viewlift import (
     ViewLiftIE,
     ViewLiftEmbedIE,
diff --git a/yt_dlp/extractor/goplay.py b/yt_dlp/extractor/goplay.py
new file mode 100644
index 000000000..31267e1aa
--- /dev/null
+++ b/yt_dlp/extractor/goplay.py
@@ -0,0 +1,395 @@
+import base64
+import binascii
+import datetime
+import hashlib
+import hmac
+import json
+import os
+
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    traverse_obj,
+    unescapeHTML,
+)
+
+
+class GoPlayIE(InfoExtractor):
+    _VALID_URL = r'https?://(www\.)?goplay\.be/video/([^/]+/[^/]+/|)(?P<display_id>[^/#]+)'
+
+    _NETRC_MACHINE = 'goplay'
+
+    _TESTS = [{
+        'url': 'https://www.goplay.be/video/de-container-cup/de-container-cup-s3/de-container-cup-s3-aflevering-2#autoplay',
+        'info_dict': {
+            'id': '9c4214b8-e55d-4e4b-a446-f015f6c6f811',
+            'ext': 'mp4',
+            'title': 'S3 - Aflevering 2',
+            'series': 'De Container Cup',
+            'season': 'Season 3',
+            'season_number': 3,
+            'episode': 'Episode 2',
+            'episode_number': 2,
+        },
+        'skip': 'This video is only available for registered users'
+    }, {
+        'url': 'https://www.goplay.be/video/a-family-for-thr-holidays-s1-aflevering-1#autoplay',
+        'info_dict': {
+            'id': '74e3ed07-748c-49e4-85a0-393a93337dbf',
+            'ext': 'mp4',
+            'title': 'A Family for the Holidays',
+        },
+        'skip': 'This video is only available for registered users'
+    }]
+
+    _id_token = None
+
+    def _perform_login(self, username, password):
+        self.report_login()
+        aws = AwsIdp(ie=self, pool_id='eu-west-1_dViSsKM5Y', client_id='6s1h851s8uplco5h6mqh1jac8m')
+        self._id_token, _ = aws.authenticate(username=username, password=password)
+
+    def _real_initialize(self):
+        if not self._id_token:
+            raise self.raise_login_required(method='password')
+
+    def _real_extract(self, url):
+        url, display_id = self._match_valid_url(url).group(0, 'display_id')
+        webpage = self._download_webpage(url, display_id)
+        video_data_json = self._html_search_regex(r'<div\s+data-hero="([^"]+)"', webpage, 'video_data')
+        video_data = self._parse_json(unescapeHTML(video_data_json), display_id).get('data')
+
+        movie = video_data.get('movie')
+        if movie:
+            video_id = movie['videoUuid']
+            info_dict = {
+                'title': movie.get('title')
+            }
+        else:
+            episode = traverse_obj(video_data, ('playlists', ..., 'episodes', lambda _, v: v['pageInfo']['url'] == url), get_all=False)
+            video_id = episode['videoUuid']
+            info_dict = {
+                'title': episode.get('episodeTitle'),
+                'series': traverse_obj(episode, ('program', 'title')),
+                'season_number': episode.get('seasonNumber'),
+                'episode_number': episode.get('episodeNumber'),
+            }
+
+        api = self._download_json(
+            f'https://api.viervijfzes.be/content/{video_id}',
+            video_id, headers={'Authorization': self._id_token})
+
+        formats, subs = self._extract_m3u8_formats_and_subtitles(
+            api['video']['S'], video_id, ext='mp4', m3u8_id='HLS')
+        self._sort_formats(formats)
+
+        info_dict.update({
+            'id': video_id,
+            'formats': formats,
+        })
+
+        return info_dict
+
+
+# Taken from https://github.com/add-ons/plugin.video.viervijfzes/blob/master/resources/lib/viervijfzes/auth_awsidp.py
+# Released into Public domain by https://github.com/michaelarnauts
+
+class InvalidLoginException(ExtractorError):
+    """ The login credentials are invalid """
+
+
+class AuthenticationException(ExtractorError):
+    """ Something went wrong while logging in """
+
+
+class AwsIdp:
+    """ AWS Identity Provider """
+
+    def __init__(self, ie, pool_id, client_id):
+        """
+        :param InfoExtrator ie: The extractor that instantiated this class.
+        :param str pool_id:     The AWS user pool to connect to (format: <region>_<poolid>).
+                                E.g.: eu-west-1_aLkOfYN3T
+        :param str client_id:   The client application ID (the ID of the application connecting)
+        """
+
+        self.ie = ie
+
+        self.pool_id = pool_id
+        if "_" not in self.pool_id:
+            raise ValueError("Invalid pool_id format. Should be <region>_<poolid>.")
+
+        self.client_id = client_id
+        self.region = self.pool_id.split("_")[0]
+        self.url = "https://cognito-idp.%s.amazonaws.com/" % (self.region,)
+
+        # Initialize the values
+        # https://github.com/aws/amazon-cognito-identity-js/blob/master/src/AuthenticationHelper.js#L22
+        self.n_hex = 'FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1' + \
+                     '29024E088A67CC74020BBEA63B139B22514A08798E3404DD' + \
+                     'EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245' + \
+                     'E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED' + \
+                     'EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D' + \
+                     'C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F' + \
+                     '83655D23DCA3AD961C62F356208552BB9ED529077096966D' + \
+                     '670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B' + \
+                     'E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9' + \
+                     'DE2BCBF6955817183995497CEA956AE515D2261898FA0510' + \
+                     '15728E5A8AAAC42DAD33170D04507A33A85521ABDF1CBA64' + \
+                     'ECFB850458DBEF0A8AEA71575D060C7DB3970F85A6E1E4C7' + \
+                     'ABF5AE8CDB0933D71E8C94E04A25619DCEE3D2261AD2EE6B' + \
+                     'F12FFA06D98A0864D87602733EC86A64521F2B18177B200C' + \
+                     'BBE117577A615D6C770988C0BAD946E208E24FA074E5AB31' + \
+                     '43DB5BFCE0FD108E4B82D120A93AD2CAFFFFFFFFFFFFFFFF'
+
+        # https://github.com/aws/amazon-cognito-identity-js/blob/master/src/AuthenticationHelper.js#L49
+        self.g_hex = '2'
+        self.info_bits = bytearray('Caldera Derived Key', 'utf-8')
+
+        self.big_n = self.__hex_to_long(self.n_hex)
+        self.g = self.__hex_to_long(self.g_hex)
+        self.k = self.__hex_to_long(self.__hex_hash('00' + self.n_hex + '0' + self.g_hex))
+        self.small_a_value = self.__generate_random_small_a()
+        self.large_a_value = self.__calculate_a()
+
+    def authenticate(self, username, password):
+        """ Authenticate with a username and password. """
+        # Step 1: First initiate an authentication request
+        auth_data_dict = self.__get_authentication_request(username)
+        auth_data = json.dumps(auth_data_dict).encode("utf-8")
+        auth_headers = {
+            "X-Amz-Target": "AWSCognitoIdentityProviderService.InitiateAuth",
+            "Accept-Encoding": "identity",
+            "Content-Type": "application/x-amz-json-1.1"
+        }
+        auth_response_json = self.ie._download_json(
+            self.url, None, data=auth_data, headers=auth_headers,
+            note='Authenticating username', errnote='Invalid username')
+        challenge_parameters = auth_response_json.get("ChallengeParameters")
+
+        if auth_response_json.get("ChallengeName") != "PASSWORD_VERIFIER":
+            raise AuthenticationException(auth_response_json["message"])
+
+        # Step 2: Respond to the Challenge with a valid ChallengeResponse
+        challenge_request = self.__get_challenge_response_request(challenge_parameters, password)
+        challenge_data = json.dumps(challenge_request).encode("utf-8")
+        challenge_headers = {
+            "X-Amz-Target": "AWSCognitoIdentityProviderService.RespondToAuthChallenge",
+            "Content-Type": "application/x-amz-json-1.1"
+        }
+        auth_response_json = self.ie._download_json(
+            self.url, None, data=challenge_data, headers=challenge_headers,
+            note='Authenticating password', errnote='Invalid password')
+
+        if 'message' in auth_response_json:
+            raise InvalidLoginException(auth_response_json['message'])
+        return (
+            auth_response_json['AuthenticationResult']['IdToken'],
+            auth_response_json['AuthenticationResult']['RefreshToken']
+        )
+
+    def __get_authentication_request(self, username):
+        """
+
+        :param str username:    The username to use
+
+        :return: A full Authorization request.
+        :rtype: dict
+        """
+        auth_request = {
+            "AuthParameters": {
+                "USERNAME": username,
+                "SRP_A": self.__long_to_hex(self.large_a_value)
+            },
+            "AuthFlow": "USER_SRP_AUTH",
+            "ClientId": self.client_id
+        }
+        return auth_request
+
+    def __get_challenge_response_request(self, challenge_parameters, password):
+        """ Create a Challenge Response Request object.
+
+        :param dict[str,str|imt] challenge_parameters:  The parameters for the challenge.
+        :param str password:                            The password.
+
+        :return: A valid and full request data object to use as a response for a challenge.
+        :rtype: dict
+        """
+        user_id = challenge_parameters["USERNAME"]
+        user_id_for_srp = challenge_parameters["USER_ID_FOR_SRP"]
+        srp_b = challenge_parameters["SRP_B"]
+        salt = challenge_parameters["SALT"]
+        secret_block = challenge_parameters["SECRET_BLOCK"]
+
+        timestamp = self.__get_current_timestamp()
+
+        # Get a HKDF key for the password, SrpB and the Salt
+        hkdf = self.__get_hkdf_key_for_password(
+            user_id_for_srp,
+            password,
+            self.__hex_to_long(srp_b),
+            salt
+        )
+        secret_block_bytes = base64.standard_b64decode(secret_block)
+
+        # the message is a combo of the pool_id, provided SRP userId, the Secret and Timestamp
+        msg = \
+            bytearray(self.pool_id.split('_')[1], 'utf-8') + \
+            bytearray(user_id_for_srp, 'utf-8') + \
+            bytearray(secret_block_bytes) + \
+            bytearray(timestamp, 'utf-8')
+        hmac_obj = hmac.new(hkdf, msg, digestmod=hashlib.sha256)
+        signature_string = base64.standard_b64encode(hmac_obj.digest()).decode('utf-8')
+        challenge_request = {
+            "ChallengeResponses": {
+                "USERNAME": user_id,
+                "TIMESTAMP": timestamp,
+                "PASSWORD_CLAIM_SECRET_BLOCK": secret_block,
+                "PASSWORD_CLAIM_SIGNATURE": signature_string
+            },
+            "ChallengeName": "PASSWORD_VERIFIER",
+            "ClientId": self.client_id
+        }
+        return challenge_request
+
+    def __get_hkdf_key_for_password(self, username, password, server_b_value, salt):
+        """ Calculates the final hkdf based on computed S value, and computed U value and the key.
+
+        :param str username:        Username.
+        :param str password:        Password.
+        :param int server_b_value:  Server B value.
+        :param int salt:            Generated salt.
+
+        :return Computed HKDF value.
+        :rtype: object
+        """
+
+        u_value = self.__calculate_u(self.large_a_value, server_b_value)
+        if u_value == 0:
+            raise ValueError('U cannot be zero.')
+        username_password = '%s%s:%s' % (self.pool_id.split('_')[1], username, password)
+        username_password_hash = self.__hash_sha256(username_password.encode('utf-8'))
+
+        x_value = self.__hex_to_long(self.__hex_hash(self.__pad_hex(salt) + username_password_hash))
+        g_mod_pow_xn = pow(self.g, x_value, self.big_n)
+        int_value2 = server_b_value - self.k * g_mod_pow_xn
+        s_value = pow(int_value2, self.small_a_value + u_value * x_value, self.big_n)
+        hkdf = self.__compute_hkdf(
+            bytearray.fromhex(self.__pad_hex(s_value)),
+            bytearray.fromhex(self.__pad_hex(self.__long_to_hex(u_value)))
+        )
+        return hkdf
+
+    def __compute_hkdf(self, ikm, salt):
+        """ Standard hkdf algorithm
+
+        :param {Buffer} ikm Input key material.
+        :param {Buffer} salt Salt value.
+        :return {Buffer} Strong key material.
+        """
+
+        prk = hmac.new(salt, ikm, hashlib.sha256).digest()
+        info_bits_update = self.info_bits + bytearray(chr(1), 'utf-8')
+        hmac_hash = hmac.new(prk, info_bits_update, hashlib.sha256).digest()
+        return hmac_hash[:16]
+
+    def __calculate_u(self, big_a, big_b):
+        """ Calculate the client's value U which is the hash of A and B
+
+        :param int big_a:   Large A value.
+        :param int big_b:   Server B value.
+
+        :return Computed U value.
+        :rtype: int
+        """
+
+        u_hex_hash = self.__hex_hash(self.__pad_hex(big_a) + self.__pad_hex(big_b))
+        return self.__hex_to_long(u_hex_hash)
+
+    def __generate_random_small_a(self):
+        """ Helper function to generate a random big integer
+
+        :return a random value.
+        :rtype: int
+        """
+        random_long_int = self.__get_random(128)
+        return random_long_int % self.big_n
+
+    def __calculate_a(self):
+        """ Calculate the client's public value A = g^a%N with the generated random number a
+
+        :return Computed large A.
+        :rtype: int
+        """
+
+        big_a = pow(self.g, self.small_a_value, self.big_n)
+        # safety check
+        if (big_a % self.big_n) == 0:
+            raise ValueError('Safety check for A failed')
+        return big_a
+
+    @staticmethod
+    def __long_to_hex(long_num):
+        return '%x' % long_num
+
+    @staticmethod
+    def __hex_to_long(hex_string):
+        return int(hex_string, 16)
+
+    @staticmethod
+    def __hex_hash(hex_string):
+        return AwsIdp.__hash_sha256(bytearray.fromhex(hex_string))
+
+    @staticmethod
+    def __hash_sha256(buf):
+        """AuthenticationHelper.hash"""
+        digest = hashlib.sha256(buf).hexdigest()
+        return (64 - len(digest)) * '0' + digest
+
+    @staticmethod
+    def __pad_hex(long_int):
+        """ Converts a Long integer (or hex string) to hex format padded with zeroes for hashing
+
+        :param int|str long_int:    Number or string to pad.
+
+        :return Padded hex string.
+        :rtype: str
+        """
+
+        if not isinstance(long_int, str):
+            hash_str = AwsIdp.__long_to_hex(long_int)
+        else:
+            hash_str = long_int
+        if len(hash_str) % 2 == 1:
+            hash_str = '0%s' % hash_str
+        elif hash_str[0] in '89ABCDEFabcdef':
+            hash_str = '00%s' % hash_str
+        return hash_str
+
+    @staticmethod
+    def __get_random(nbytes):
+        random_hex = binascii.hexlify(os.urandom(nbytes))
+        return AwsIdp.__hex_to_long(random_hex)
+
+    @staticmethod
+    def __get_current_timestamp():
+        """ Creates a timestamp with the correct English format.
+
+        :return: timestamp in format 'Sun Jan 27 19:00:04 UTC 2019'
+        :rtype: str
+        """
+
+        # We need US only data, so we cannot just do a strftime:
+        # Sun Jan 27 19:00:04 UTC 2019
+        months = [None, 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+        days = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+
+        time_now = datetime.datetime.utcnow()
+        format_string = "{} {} {} %H:%M:%S UTC %Y".format(days[time_now.weekday()], months[time_now.month], time_now.day)
+        time_string = datetime.datetime.utcnow().strftime(format_string)
+        return time_string
+
+    def __str__(self):
+        return "AWS IDP Client for:\nRegion: %s\nPoolId: %s\nAppId:  %s" % (
+            self.region, self.pool_id.split("_")[1], self.client_id
+        )
diff --git a/yt_dlp/extractor/vier.py b/yt_dlp/extractor/vier.py
deleted file mode 100644
index eab894ab6..000000000
--- a/yt_dlp/extractor/vier.py
+++ /dev/null
@@ -1,261 +0,0 @@
-import re
-import itertools
-
-from .common import InfoExtractor
-from ..utils import (
-    urlencode_postdata,
-    int_or_none,
-    unified_strdate,
-)
-
-
-class VierIE(InfoExtractor):
-    IE_NAME = 'vier'
-    IE_DESC = 'vier.be and vijf.be'
-    _VALID_URL = r'''(?x)
-                    https?://
-                        (?:www\.)?(?P<site>vier|vijf)\.be/
-                        (?:
-                            (?:
-                                [^/]+/videos|
-                                video(?:/[^/]+)*
-                            )/
-                            (?P<display_id>[^/]+)(?:/(?P<id>\d+))?|
-                            (?:
-                                video/v3/embed|
-                                embed/video/public
-                            )/(?P<embed_id>\d+)
-                        )
-                    '''
-    _NETRC_MACHINE = 'vier'
-    _TESTS = [{
-        'url': 'http://www.vier.be/planb/videos/het-wordt-warm-de-moestuin/16129',
-        'md5': 'e4ae2054a6b040ef1e289e20d111b46e',
-        'info_dict': {
-            'id': '16129',
-            'display_id': 'het-wordt-warm-de-moestuin',
-            'ext': 'mp4',
-            'title': 'Het wordt warm in De Moestuin',
-            'description': 'De vele uren werk eisen hun tol. Wim droomt van assistentie...',
-            'upload_date': '20121025',
-            'series': 'Plan B',
-            'tags': ['De Moestuin', 'Moestuin', 'meisjes', 'Tomaat', 'Wim', 'Droom'],
-        },
-    }, {
-        'url': 'http://www.vijf.be/temptationisland/videos/zo-grappig-temptation-island-hosts-moeten-kiezen-tussen-onmogelijke-dilemmas/2561614',
-        'info_dict': {
-            'id': '2561614',
-            'display_id': 'zo-grappig-temptation-island-hosts-moeten-kiezen-tussen-onmogelijke-dilemmas',
-            'ext': 'mp4',
-            'title': 'md5:84f45fe48b8c1fa296a7f6d208d080a7',
-            'description': 'md5:0356d4981e58b8cbee19355cbd51a8fe',
-            'upload_date': '20170228',
-            'series': 'Temptation Island',
-            'tags': list,
-        },
-        'params': {
-            'skip_download': True,
-        },
-    }, {
-        'url': 'http://www.vier.be/janigaat/videos/jani-gaat-naar-tokio-aflevering-4/2674839',
-        'info_dict': {
-            'id': '2674839',
-            'display_id': 'jani-gaat-naar-tokio-aflevering-4',
-            'ext': 'mp4',
-            'title': 'Jani gaat naar Tokio - Aflevering 4',
-            'description': 'md5:aa8d611541db6ae9e863125704511f88',
-            'upload_date': '20170501',
-            'series': 'Jani gaat',
-            'episode_number': 4,
-            'tags': ['Jani Gaat', 'Volledige Aflevering'],
-        },
-        'params': {
-            'skip_download': True,
-        },
-        'skip': 'Requires account credentials',
-    }, {
-        # Requires account credentials but bypassed extraction via v3/embed page
-        # without metadata
-        'url': 'http://www.vier.be/janigaat/videos/jani-gaat-naar-tokio-aflevering-4/2674839',
-        'info_dict': {
-            'id': '2674839',
-            'display_id': 'jani-gaat-naar-tokio-aflevering-4',
-            'ext': 'mp4',
-            'title': 'jani-gaat-naar-tokio-aflevering-4',
-        },
-        'params': {
-            'skip_download': True,
-        },
-        'expected_warnings': ['Log in to extract metadata'],
-    }, {
-        # Without video id in URL
-        'url': 'http://www.vier.be/planb/videos/dit-najaar-plan-b',
-        'only_matching': True,
-    }, {
-        'url': 'http://www.vier.be/video/v3/embed/16129',
-        'only_matching': True,
-    }, {
-        'url': 'https://www.vijf.be/embed/video/public/4093',
-        'only_matching': True,
-    }, {
-        'url': 'https://www.vier.be/video/blockbusters/in-juli-en-augustus-summer-classics',
-        'only_matching': True,
-    }, {
-        'url': 'https://www.vier.be/video/achter-de-rug/2017/achter-de-rug-seizoen-1-aflevering-6',
-        'only_matching': True,
-    }]
-
-    def _real_initialize(self):
-        self._logged_in = False
-
-    def _login(self, site):
-        username, password = self._get_login_info()
-        if username is None or password is None:
-            return
-
-        login_page = self._download_webpage(
-            'http://www.%s.be/user/login' % site,
-            None, note='Logging in', errnote='Unable to log in',
-            data=urlencode_postdata({
-                'form_id': 'user_login',
-                'name': username,
-                'pass': password,
-            }),
-            headers={'Content-Type': 'application/x-www-form-urlencoded'})
-
-        login_error = self._html_search_regex(
-            r'(?s)<div class="messages error">\s*<div>\s*<h2.+?</h2>(.+?)<',
-            login_page, 'login error', default=None)
-        if login_error:
-            self.report_warning('Unable to log in: %s' % login_error)
-        else:
-            self._logged_in = True
-
-    def _real_extract(self, url):
-        mobj = self._match_valid_url(url)
-        embed_id = mobj.group('embed_id')
-        display_id = mobj.group('display_id') or embed_id
-        video_id = mobj.group('id') or embed_id
-        site = mobj.group('site')
-
-        if not self._logged_in:
-            self._login(site)
-
-        webpage = self._download_webpage(url, display_id)
-
-        if r'id="user-login"' in webpage:
-            self.report_warning(
-                'Log in to extract metadata', video_id=display_id)
-            webpage = self._download_webpage(
-                'http://www.%s.be/video/v3/embed/%s' % (site, video_id),
-                display_id)
-
-        video_id = self._search_regex(
-            [r'data-nid="(\d+)"', r'"nid"\s*:\s*"(\d+)"'],
-            webpage, 'video id', default=video_id or display_id)
-
-        playlist_url = self._search_regex(
-            r'data-file=(["\'])(?P<url>(?:https?:)?//[^/]+/.+?\.m3u8.*?)\1',
-            webpage, 'm3u8 url', default=None, group='url')
-
-        if not playlist_url:
-            application = self._search_regex(
-                [r'data-application="([^"]+)"', r'"application"\s*:\s*"([^"]+)"'],
-                webpage, 'application', default=site + '_vod')
-            filename = self._search_regex(
-                [r'data-filename="([^"]+)"', r'"filename"\s*:\s*"([^"]+)"'],
-                webpage, 'filename')
-            playlist_url = 'http://vod.streamcloud.be/%s/_definst_/mp4:%s.mp4/playlist.m3u8' % (application, filename)
-
-        formats = self._extract_wowza_formats(
-            playlist_url, display_id, skip_protocols=['dash'])
-        self._sort_formats(formats)
-
-        title = self._og_search_title(webpage, default=display_id)
-        description = self._html_search_regex(
-            r'(?s)<div\b[^>]+\bclass=(["\'])[^>]*?\bfield-type-text-with-summary\b[^>]*?\1[^>]*>.*?<p>(?P<value>.+?)</p>',
-            webpage, 'description', default=None, group='value')
-        thumbnail = self._og_search_thumbnail(webpage, default=None)
-        upload_date = unified_strdate(self._html_search_regex(
-            r'(?s)<div\b[^>]+\bclass=(["\'])[^>]*?\bfield-name-post-date\b[^>]*?\1[^>]*>.*?(?P<value>\d{2}/\d{2}/\d{4})',
-            webpage, 'upload date', default=None, group='value'))
-
-        series = self._search_regex(
-            r'data-program=(["\'])(?P<value>(?:(?!\1).)+)\1', webpage,
-            'series', default=None, group='value')
-        episode_number = int_or_none(self._search_regex(
-            r'(?i)aflevering (\d+)', title, 'episode number', default=None))
-        tags = re.findall(r'<a\b[^>]+\bhref=["\']/tags/[^>]+>([^<]+)<', webpage)
-
-        return {
-            'id': video_id,
-            'display_id': display_id,
-            'title': title,
-            'description': description,
-            'thumbnail': thumbnail,
-            'upload_date': upload_date,
-            'series': series,
-            'episode_number': episode_number,
-            'tags': tags,
-            'formats': formats,
-        }
-
-
-class VierVideosIE(InfoExtractor):
-    IE_NAME = 'vier:videos'
-    _VALID_URL = r'https?://(?:www\.)?(?P<site>vier|vijf)\.be/(?P<program>[^/]+)/videos(?:\?.*\bpage=(?P<page>\d+)|$)'
-    _TESTS = [{
-        'url': 'http://www.vier.be/demoestuin/videos',
-        'info_dict': {
-            'id': 'demoestuin',
-        },
-        'playlist_mincount': 153,
-    }, {
-        'url': 'http://www.vijf.be/temptationisland/videos',
-        'info_dict': {
-            'id': 'temptationisland',
-        },
-        'playlist_mincount': 159,
-    }, {
-        'url': 'http://www.vier.be/demoestuin/videos?page=6',
-        'info_dict': {
-            'id': 'demoestuin-page6',
-        },
-        'playlist_mincount': 20,
-    }, {
-        'url': 'http://www.vier.be/demoestuin/videos?page=7',
-        'info_dict': {
-            'id': 'demoestuin-page7',
-        },
-        'playlist_mincount': 13,
-    }]
-
-    def _real_extract(self, url):
-        mobj = self._match_valid_url(url)
-        program = mobj.group('program')
-        site = mobj.group('site')
-
-        page_id = mobj.group('page')
-        if page_id:
-            page_id = int(page_id)
-            start_page = page_id
-            playlist_id = '%s-page%d' % (program, page_id)
-        else:
-            start_page = 0
-            playlist_id = program
-
-        entries = []
-        for current_page_id in itertools.count(start_page):
-            current_page = self._download_webpage(
-                'http://www.%s.be/%s/videos?page=%d' % (site, program, current_page_id),
-                program,
-                'Downloading page %d' % (current_page_id + 1))
-            page_entries = [
-                self.url_result('http://www.' + site + '.be' + video_url, 'Vier')
-                for video_url in re.findall(
-                    r'<h[23]><a href="(/[^/]+/videos/[^/]+(?:/\d+)?)">', current_page)]
-            entries.extend(page_entries)
-            if page_id or '>Meer<' not in current_page:
-                break
-
-        return self.playlist_result(entries, playlist_id)