[polsatgo] Add extractor (#1386)

Authored by: selfisekai, sdomi

Co-authored-by: Dominika Liberda <ja@sdomi.pl>

yt_dlp/extractor/extractors.py

@@ -1105,6 +1105,7 @@
     PokemonIE,
     PokemonWatchIE,
 )
+from .polsatgo import PolsatGoIE
 from .polskieradio import (
     PolskieRadioIE,
     PolskieRadioCategoryIE,

yt_dlp/extractor/polsatgo.py

@@ -0,0 +1,90 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from uuid import uuid4
+import json
+
+from .common import InfoExtractor
+from ..utils import (
+    int_or_none,
+    try_get,
+    url_or_none,
+    ExtractorError,
+)
+
+
+class PolsatGoIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?polsat(?:box)?go\.pl/.+/(?P<id>[0-9a-fA-F]+)(?:[/#?]|$)'
+    _TESTS = [{
+        'url': 'https://polsatgo.pl/wideo/seriale/swiat-wedlug-kiepskich/5024045/sezon-1/5028300/swiat-wedlug-kiepskich-odcinek-88/4121',
+        'info_dict': {
+            'id': '4121',
+            'ext': 'mp4',
+            'title': 'Świat według Kiepskich - Odcinek 88',
+            'age_limit': 12,
+        },
+    }]
+
+    def _extract_formats(self, sources, video_id):
+        for source in sources or []:
+            if not source.get('id'):
+                continue
+            url = url_or_none(self._call_api(
+                'drm', video_id, 'getPseudoLicense',
+                {'mediaId': video_id, 'sourceId': source['id']}).get('url'))
+            if not url:
+                continue
+            yield {
+                'url': url,
+                'height': int_or_none(try_get(source, lambda x: x['quality'][:-1]))
+            }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        media = self._call_api('navigation', video_id, 'prePlayData', {'mediaId': video_id})['mediaItem']
+
+        formats = list(self._extract_formats(
+            try_get(media, lambda x: x['playback']['mediaSources']), video_id))
+        self._sort_formats(formats)
+
+        return {
+            'id': video_id,
+            'title': media['displayInfo']['title'],
+            'formats': formats,
+            'age_limit': int_or_none(media['displayInfo']['ageGroup'])
+        }
+
+    def _call_api(self, endpoint, media_id, method, params):
+        rand_uuid = str(uuid4())
+        res = self._download_json(
+            f'https://b2c-mobile.redefine.pl/rpc/{endpoint}/', media_id,
+            note=f'Downloading {method} JSON metadata',
+            data=json.dumps({
+                'method': method,
+                'id': '2137',
+                'jsonrpc': '2.0',
+                'params': {
+                    **params,
+                    'userAgentData': {
+                        'deviceType': 'mobile',
+                        'application': 'native',
+                        'os': 'android',
+                        'build': 10003,
+                        'widevine': False,
+                        'portal': 'pg',
+                        'player': 'cpplayer',
+                    },
+                    'deviceId': {
+                        'type': 'other',
+                        'value': rand_uuid,
+                    },
+                    'clientId': rand_uuid,
+                    'cpid': 1,
+                },
+            }).encode('utf-8'),
+            headers={'Content-type': 'application/json'})
+        if not res.get('result'):
+            if res['error']['code'] == 13404:
+                raise ExtractorError('This video is either unavailable in your region or is DRM protected', expected=True)
+            raise ExtractorError(f'Solorz said: {res["error"]["message"]} - {res["error"]["data"]["userMessage"]}')
+        return res['result']