1 files changed, 80 insertions, 0 deletions
diff --git a/yt_dlp/extractor/techtalks.py b/yt_dlp/extractor/techtalks.py
new file mode 100644
index 0000000..d37de36
--- /dev/null
+++ b/yt_dlp/extractor/techtalks.py
@@ -0,0 +1,80 @@
+import re
+
+from .common import InfoExtractor
+from ..utils import (
+    get_element_by_attribute,
+    clean_html,
+)
+
+
+class TechTalksIE(InfoExtractor):
+    _VALID_URL = r'https?://techtalks\.tv/talks/(?:[^/]+/)?(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'http://techtalks.tv/talks/learning-topic-models-going-beyond-svd/57758/',
+        'info_dict': {
+            'id': '57758',
+            'title': 'Learning Topic Models --- Going beyond SVD',
+        },
+        'playlist': [
+            {
+                'info_dict': {
+                    'id': '57758',
+                    'ext': 'flv',
+                    'title': 'Learning Topic Models --- Going beyond SVD',
+                },
+            },
+            {
+                'info_dict': {
+                    'id': '57758-slides',
+                    'ext': 'flv',
+                    'title': 'Learning Topic Models --- Going beyond SVD',
+                },
+            },
+        ],
+        'params': {
+            # rtmp download
+            'skip_download': True,
+        },
+    }, {
+        'url': 'http://techtalks.tv/talks/57758',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        mobj = self._match_valid_url(url)
+        talk_id = mobj.group('id')
+        webpage = self._download_webpage(url, talk_id)
+        rtmp_url = self._search_regex(
+            r'netConnectionUrl: \'(.*?)\'', webpage, 'rtmp url')
+        play_path = self._search_regex(
+            r'href=\'(.*?)\' [^>]*id="flowplayer_presenter"',
+            webpage, 'presenter play path')
+        title = clean_html(get_element_by_attribute('class', 'title', webpage))
+        video_info = {
+            'id': talk_id,
+            'title': title,
+            'url': rtmp_url,
+            'play_path': play_path,
+            'ext': 'flv',
+        }
+        m_slides = re.search(r'<a class="slides" href=\'(.*?)\'', webpage)
+        if m_slides is None:
+            return video_info
+        else:
+            return {
+                '_type': 'playlist',
+                'id': talk_id,
+                'title': title,
+                'entries': [
+                    video_info,
+                    # The slides video
+                    {
+                        'id': talk_id + '-slides',
+                        'title': title,
+                        'url': rtmp_url,
+                        'play_path': m_slides.group(1),
+                        'ext': 'flv',
+                    },
+                ],
+            }