From d21ab292008b114ea9e99edc2e9f2adde49415ef Mon Sep 17 00:00:00 2001
From: Jaime Marquínez Ferrándiz <jaime.marquinez.ferrandiz@gmail.com>
Date: Thu, 17 Oct 2013 08:20:58 +0200
Subject: Add an extractor for techtalks.tv (closes #1606)

---
 youtube_dl/extractor/__init__.py  |  1 +
 youtube_dl/extractor/techtalks.py | 65 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 youtube_dl/extractor/techtalks.py

diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py
index 4f20fbd1a..db69af361 100644
--- a/youtube_dl/extractor/__init__.py
+++ b/youtube_dl/extractor/__init__.py
@@ -115,6 +115,7 @@ from .statigram import StatigramIE
 from .steam import SteamIE
 from .sztvhu import SztvHuIE
 from .teamcoco import TeamcocoIE
+from .techtalks import TechTalksIE
 from .ted import TEDIE
 from .tf1 import TF1IE
 from .thisav import ThisAVIE
diff --git a/youtube_dl/extractor/techtalks.py b/youtube_dl/extractor/techtalks.py
new file mode 100644
index 000000000..a55f236cb
--- /dev/null
+++ b/youtube_dl/extractor/techtalks.py
@@ -0,0 +1,65 @@
+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+)/'
+
+    _TEST = {
+        u'url': u'http://techtalks.tv/talks/learning-topic-models-going-beyond-svd/57758/',
+        u'playlist': [
+            {
+                u'file': u'57758.flv',
+                u'info_dict': {
+                    u'title': u'Learning Topic Models --- Going beyond SVD',
+                },
+            },
+            {
+                u'file': u'57758-slides.flv',
+                u'info_dict': {
+                    u'title': u'Learning Topic Models --- Going beyond SVD',
+                },
+            },
+        ],
+        u'params': {
+            # rtmp download
+            u'skip_download': True,
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        talk_id = mobj.group('id')
+        webpage = self._download_webpage(url, talk_id)
+        rtmp_url = self._search_regex(r'netConnectionUrl: \'(.*?)\'', webpage,
+            u'rtmp url')
+        play_path = self._search_regex(r'href=\'(.*?)\' [^>]*id="flowplayer_presenter"',
+            webpage, u'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 [
+                video_info,
+                # The slides video
+                {
+                    'id': talk_id + '-slides',
+                    'title': title,
+                    'url': rtmp_url,
+                    'play_path': m_slides.group(1),
+                    'ext': 'flv',
+                },
+            ]
-- 
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