[Olympics] Add replay extractor (#905)

Closes #897 
Authored by: Ashish0804

yt_dlp/extractor/extractors.py

@@ -961,6 +961,7 @@
 from .odatv import OdaTVIE
 from .odnoklassniki import OdnoklassnikiIE
 from .oktoberfesttv import OktoberfestTVIE
+from .olympics import OlympicsReplayIE
 from .ondemandkorea import OnDemandKoreaIE
 from .onet import (
     OnetIE,

yt_dlp/extractor/olympics.py

@@ -0,0 +1,56 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..utils import unified_strdate
+
+
+class OlympicsReplayIE(InfoExtractor):
+    _VALID_URL = r'(?:https?://)(?:www\.)?olympics\.com/tokyo-2020/(?:[a-z]{2}/)?replay/(?P<id>[^/#&?]+)'
+    _TESTS = [{
+        'url': 'https://olympics.com/tokyo-2020/en/replay/300622eb-abc0-43ea-b03b-c5f2d429ec7b/jumping-team-qualifier',
+        'info_dict': {
+            'id': '300622eb-abc0-43ea-b03b-c5f2d429ec7b',
+            'ext': 'mp4',
+            'title': 'Jumping Team Qualifier',
+            'release_date': '20210806',
+            'upload_date': '20210713',
+        },
+        'params': {
+            'format': 'bv',
+        },
+    }, {
+        'url': 'https://olympics.com/tokyo-2020/en/replay/bd242924-4b22-49a5-a846-f1d4c809250d/mens-bronze-medal-match-hun-esp',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        id = self._match_id(url)
+        # The parameters are hardcoded in the webpage, it's not necessary to download the webpage just for these parameters.
+        # If in downloading webpage serves other functions aswell, then extract these parameters from it.
+        token_url = 'https://appovptok.ovpobs.tv/api/identity/app/token?api_key=OTk5NDcxOjpvY3N3LWFwaXVzZXI%3D&api_secret=ODY4ODM2MjE3ODMwYmVjNTAxMWZlMDJiMTYxZmY0MjFiMjMwMjllMjJmNDA1YWRiYzA5ODcxYTZjZTljZDkxOTo6NTM2NWIzNjRlMTM1ZmI2YWNjNmYzMGMzOGM3NzZhZTY%3D'
+        token = self._download_webpage(token_url, id)
+        headers = {'x-obs-app-token': token}
+        data_json = self._download_json(f'https://appocswtok.ovpobs.tv/api/schedule-sessions/{id}?include=stream',
+                                        id, headers=headers)
+        meta_data = data_json['data']['attributes']
+        for t_dict in data_json['included']:
+            if t_dict.get('type') == 'Stream':
+                stream_data = t_dict['attributes']
+        m3u8_url = self._download_json(
+            'https://meteringtok.ovpobs.tv/api/playback-sessions', id, headers=headers, query={
+                'alias': stream_data['alias'],
+                'stream': stream_data['stream'],
+                'type': 'vod'
+            })['data']['attributes']['url']
+        formats, subtitles = self._extract_m3u8_formats_and_subtitles(m3u8_url, id)
+        self._sort_formats(formats)
+
+        return {
+            'id': id,
+            'title': meta_data['title'],
+            'release_date': unified_strdate(meta_data.get('start') or meta_data.get('broadcastPublished')),
+            'upload_date': unified_strdate(meta_data.get('publishedAt')),
+            'formats': formats,
+            'subtitles': subtitles,
+        }