From e3e416c52640476b6e7d1646781fd48dffcaddee Mon Sep 17 00:00:00 2001
From: David Parunakian <jaffar.rumith@gmail.com>
Date: Thu, 8 Aug 2013 20:18:54 +0400
Subject: [PATCH] Added Khan Academy support (videos downloaded from YouTube)

---
 src/you_get/downloader/__init__.py |  1 +
 src/you_get/downloader/__main__.py |  1 +
 src/you_get/downloader/khan.py     | 15 +++++++++++++++
 3 files changed, 17 insertions(+)
 create mode 100755 src/you_get/downloader/khan.py

diff --git a/src/you_get/downloader/__init__.py b/src/you_get/downloader/__init__.py
index 7a4e315d..adaafdf0 100644
--- a/src/you_get/downloader/__init__.py
+++ b/src/you_get/downloader/__init__.py
@@ -38,5 +38,6 @@ from .xiami import *
 from .yinyuetai import *
 from .youku import *
 from .youtube import *
+from .khan import *
 
 from .__main__ import *
diff --git a/src/you_get/downloader/__main__.py b/src/you_get/downloader/__main__.py
index 4ce9cbe5..1fc96e79 100644
--- a/src/you_get/downloader/__main__.py
+++ b/src/you_get/downloader/__main__.py
@@ -59,6 +59,7 @@ def url_to_module(url):
         'youku': youku,
         'youtu': youtube,
         'youtube': youtube,
+        'khanacademy': khan,
         #TODO
     }
     if k in downloads:
diff --git a/src/you_get/downloader/khan.py b/src/you_get/downloader/khan.py
new file mode 100755
index 00000000..9c4bb40d
--- /dev/null
+++ b/src/you_get/downloader/khan.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+
+__all__ = ['khan_download']
+
+from ..common import *
+from .youtube import youtube_download_by_id
+
+def khan_download(url, output_dir = '.', merge = True, info_only = False):
+    page = get_html(url)
+    id = page[page.find('src="https://www.youtube.com/embed/') + len('src="https://www.youtube.com/embed/') :page.find('?enablejsapi=1&wmode=transparent&modestbranding=1&rel=0&fs=1&showinfo=0')]
+    youtube_download_by_id(id)
+
+site_info = "khanacademy.org"
+download = khan_download
+download_playlist = playlist_not_supported('khan')