From 4c42f45ebf4b5cb6ec75324fa73f369b07d37b3a Mon Sep 17 00:00:00 2001
From: ruru <ruru-git@ruru.pw>
Date: Fri, 2 Oct 2020 13:14:20 +0200
Subject: [PATCH] [TubeTuGraz] Added new extractor

---
 youtube_dl/extractor/extractors.py |  1 +
 youtube_dl/extractor/tubetugraz.py | 59 ++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 youtube_dl/extractor/tubetugraz.py

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 64d1fa251..5746b03db 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -1163,6 +1163,7 @@ from .tunein import (
     TuneInTopicIE,
     TuneInShortenerIE,
 )
+from .tubetugraz import TubeTuGrazIE
 from .tunepk import TunePkIE
 from .turbo import TurboIE
 from .tv2 import (
diff --git a/youtube_dl/extractor/tubetugraz.py b/youtube_dl/extractor/tubetugraz.py
new file mode 100644
index 000000000..b2bf4b4a3
--- /dev/null
+++ b/youtube_dl/extractor/tubetugraz.py
@@ -0,0 +1,59 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import re
+from urllib.error import HTTPError
+
+from .common import InfoExtractor
+
+
+class TubeTuGrazIE(InfoExtractor):
+    _VALID_URL = r'https?://tube.tugraz\.at/paella/ui/watch\.html\?id=(?P<video_id>[0-9a-f\-]+)'
+    _TEST = {
+        'url': 'https://tube.tugraz.at/paella/ui/watch.html?id=85dd2fa9-91ad-4d49-8c85-416fc357a3c3',
+        'md5': '9e6c926c2923ae090ce67c84e880cfbf',
+        'info_dict': {
+            'id': '85dd2fa9-91ad-4d49-8c85-416fc357a3c3',
+            'ext': 'mp4',
+            'title': '#13',
+            'episode': '#13',
+            'creator': 'Fuchs M',
+            'series': '439.002 18W Elektronische Schaltungstechnik 2',
+            'duration': 4790040,
+        }
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+
+        video_id = mobj.group('video_id')
+
+        information_json = self._download_json("https://tube.tugraz.at/search/episode.json", "information json")['search-results']['result']
+        information = list(filter(lambda video: video["id"] == video_id, information_json))[0]
+
+        m3u8_urls = []
+        for type_ in ("presentation", "presenter"):
+            m3u8_urls.append("https://wowza.tugraz.at/matterhorn_engage/smil:engage-player_%s_%s.smil/playlist.m3u8" % (video_id, type_))
+
+        formats = []
+        for m3u8_url in m3u8_urls:
+            try:
+                self._request_webpage(m3u8_url, video_id)
+                formats.append(self._extract_m3u8_formats(m3u8_url, video_id, ext="mp4")[0])
+            except HTTPError:
+                continue
+        try:
+            series = information['mediapackage']['seriestitle']
+        except KeyError:
+            series = None
+
+        return {
+            'id': video_id,
+            'title': information['mediapackage']['title'],
+            'episode': information['mediapackage']['title'],
+            'creator': information['dcCreator'],
+            'series': series,
+            'duration': information['mediapackage']['duration'],
+
+            'formats': formats,
+        }