1 files changed, 38 insertions, 0 deletions
diff --git a/yt_dlp/extractor/helsinki.py b/yt_dlp/extractor/helsinki.py
new file mode 100644
index 0000000..e518cae
--- /dev/null
+++ b/yt_dlp/extractor/helsinki.py
@@ -0,0 +1,38 @@
+from .common import InfoExtractor
+from ..utils import js_to_json
+
+
+class HelsinkiIE(InfoExtractor):
+    IE_DESC = 'helsinki.fi'
+    _VALID_URL = r'https?://video\.helsinki\.fi/Arkisto/flash\.php\?id=(?P<id>\d+)'
+    _TEST = {
+        'url': 'http://video.helsinki.fi/Arkisto/flash.php?id=20258',
+        'info_dict': {
+            'id': '20258',
+            'ext': 'mp4',
+            'title': 'Tietotekniikkafoorumi-iltapäivä',
+            'description': 'md5:f5c904224d43c133225130fe156a5ee0',
+        },
+        'params': {
+            'skip_download': True,  # RTMP
+        }
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        params = self._parse_json(self._html_search_regex(
+            r'(?s)jwplayer\("player"\).setup\((\{.*?\})\);',
+            webpage, 'player code'), video_id, transform_source=js_to_json)
+        formats = [{
+            'url': s['file'],
+            'ext': 'mp4',
+        } for s in params['sources']]
+
+        return {
+            'id': video_id,
+            'title': self._og_search_title(webpage).replace('Video: ', ''),
+            'description': self._og_search_description(webpage),
+            'formats': formats,
+        }