[vtm] Add extractor (closes #9974)

Implementation of the approach described in #9974.

youtube_dl/extractor/extractors.py

@@ -1174,6 +1174,7 @@ from .voxmedia import VoxMediaIE
 from .vporn import VpornIE
 from .vrt import VRTIE
 from .vrak import VrakIE
+from .vtm import VTMIE
 from .vube import VubeIE
 from .vuclip import VuClipIE
 from .vvvvid import VVVVIDIE

youtube_dl/extractor/vtm.py

@@ -0,0 +1,136 @@
+from __future__ import unicode_literals
+
+import re
+
+from .generic import GenericIE
+from .common import InfoExtractor
+from ..utils import (
+    urlencode_postdata,
+    compat_urllib_parse_urlencode,
+    ExtractorError,
+    remove_end,
+)
+
+
+class VTMIE(InfoExtractor):
+    """Download full episodes that require an account from vtm.be or q2.be.
+
+    The generic extractor can be used to download clips that do no require an
+    account.
+    """
+    _VALID_URL = r'https?://(?:www\.)?(?P<site_id>vtm|q2)\.be/video[/?].+?'
+    _NETRC_MACHINE = 'vtm'
+    _APIKEY = '3_HZ0FtkMW_gOyKlqQzW5_0FHRC7Nd5XpXJZcDdXY4pk5eES2ZWmejRW5egwVm4ug-'
+    _TESTS = [
+        {
+            'url': 'http://vtm.be/video/volledige-afleveringen/id/vtm_20170219_VM0678361_vtmwatch',
+            'info_dict': {
+                'id': 'vtm_20170219_VM0678361_vtmwatch',
+                'ext': 'mp4',
+                'title': 'Allemaal Chris afl. 6',
+                'description': 'md5:4be86427521e7b07e0adb0c9c554ddb2',
+            },
+            'skip_download': True,
+        },
+        {
+            'url': 'http://vtm.be/video/volledige-afleveringen/id/257107153551000',
+            'only_matching': True,
+        },
+        {
+            'url': 'http://vtm.be/video?aid=163157',
+            'only_matching': True,
+        },
+        {
+            'url': 'http://www.q2.be/video/volledige-afleveringen/id/2be_20170301_VM0684442_q2',
+            'only_matching': True,
+        },
+        {
+            'url': 'http://vtm.be/video?aid=168332',
+            'info_dict': {
+                'id': 'video?aid=168332',
+                'ext': 'mp4',
+                'title': 'Videozone',
+            },
+        },
+    ]
+
+    def _real_initialize(self):
+        self._logged_in = False
+
+    def _login(self):
+        (username, password) = self._get_login_info()
+        if username is None or password is None:
+            self.raise_login_required()
+
+        auth_data = {
+            'APIKey': self._APIKEY,
+            'sdk': 'js_6.1',
+            'format': 'json',
+            'loginID': username,
+            'password': password,
+        }
+
+        auth_info = self._download_json(
+            'https://accounts.eu1.gigya.com/accounts.login', None,
+            note='Logging in', errnote='Unable to log in',
+            data=urlencode_postdata(auth_data), fatal=True)
+
+        error_message = auth_info.get('errorDetails')
+        if error_message:
+            raise ExtractorError(
+                'Unable to login: %s' % error_message, expected=True)
+
+        self._uid = auth_info['UID']
+        self._uid_signature = auth_info['UIDSignature']
+        self._signature_timestamp = auth_info['signatureTimestamp']
+
+        self._logged_in = True
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        site_id = mobj.group('site_id')
+
+        webpage = self._download_webpage(url, None, "Downloading webpage")
+
+        # The URL sometimes contains the video id, but not always, e.g., test
+        # case 3. Fortunately, all webpages of videos requiring authentication
+        # contain the video id.
+        video_id = self._search_regex(
+            r'\\"vodId\\":\\"(.+?)\\"', webpage, 'video_id', default=None)
+
+        # It was most likely a video not requiring authentication.
+        if not video_id:
+            return self.url_result(url, 'Generic')
+
+        if not self._logged_in:
+            self._login()
+
+        title = self._html_search_regex(
+            r'\\"title\\":\\"(.+?)\\"', webpage, 'title', default=None)
+
+        description = self._html_search_regex(
+            r'<div[^>]+class="field-item\s+even">\s*<p>(.+?)</p>',
+            webpage, 'description', default=None)
+
+        data_url = 'http://vod.medialaan.io/api/1.0/item/%s/video' % video_id
+        m3u8_data = {
+            'app_id': 'vtm_watch' if site_id == 'vtm' else 'q2',
+            'user_network': 'vtm-sso',
+            'UID': self._uid,
+            'UIDSignature': self._uid_signature,
+            'signatureTimestamp': self._signature_timestamp,
+        }
+        data = self._download_json(data_url, video_id, query=m3u8_data)
+
+        formats = self._extract_m3u8_formats(
+            data['response']['uri'], video_id, entry_protocol='m3u8_native',
+            ext='mp4', m3u8_id='hls')
+
+        self._sort_formats(formats)
+
+        return {
+            'id': video_id,
+            'title': title,
+            'description': description,
+            'formats': formats,
+        }