[extractor/fuyin] Add extractor (#4151)

Closes #2871

Authored by: HobbyistDev

yt_dlp/extractor/fuyintv.py

@@ -0,0 +1,30 @@
+from .common import InfoExtractor
+from ..utils import traverse_obj
+
+
+class FuyinTVIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?fuyin\.tv/html/(?:\d+)/(?P<id>\d+)\.html'
+    _TESTS = [{
+        'url': 'https://www.fuyin.tv/html/2733/44129.html',
+        'info_dict': {
+            'id': '44129',
+            'ext': 'mp4',
+            'title': '第1集',
+            'description': 'md5:21a3d238dc8d49608e1308e85044b9c3',
+        }
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        json_data = self._download_json(
+            'https://www.fuyin.tv/api/api/tv.movie/url',
+            video_id, query={'urlid': f'{video_id}'})
+        webpage = self._download_webpage(url, video_id, fatal=False)
+
+        return {
+            'id': video_id,
+            'title': traverse_obj(json_data, ('data', 'title')),
+            'url': json_data['data']['url'],
+            'ext': 'mp4',
+            'description': self._html_search_meta('description', webpage),
+        }