From b4e7447458770a705c064d0eb7f73f49dc885557 Mon Sep 17 00:00:00 2001
From: pulpe <Pulpan3@gmail.com>
Date: Fri, 6 Jun 2014 11:21:59 +0200
Subject: [PATCH] [TeacherTubeIE] Add extractor for teachertube.com videos +
 classrooms (fixes #3046)

---
 test/test_playlists.py              |  9 +++
 youtube_dl/extractor/__init__.py    |  4 ++
 youtube_dl/extractor/teachertube.py | 85 +++++++++++++++++++++++++++++
 3 files changed, 98 insertions(+)
 create mode 100644 youtube_dl/extractor/teachertube.py

diff --git a/test/test_playlists.py b/test/test_playlists.py
index 057ce43f05..465b07b9e2 100644
--- a/test/test_playlists.py
+++ b/test/test_playlists.py
@@ -28,6 +28,7 @@ from youtube_dl.extractor import (
     SoundcloudSetIE,
     SoundcloudUserIE,
     SoundcloudPlaylistIE,
+    TeacherTubeClassroomIE,
     LivestreamIE,
     NHLVideocenterIE,
     BambuserChannelIE,
@@ -360,5 +361,13 @@ class TestPlaylists(unittest.TestCase):
             result['title'], 'Brace Yourself - Today\'s Weirdest News')
         self.assertTrue(len(result['entries']) >= 10)
 
+    def test_TeacherTubeClassroom(self):
+        dl = FakeYDL()
+        ie = TeacherTubeClassroomIE(dl)
+        result = ie.extract('http://www.teachertube.com/view_classroom.php?user=rbhagwati2')
+        self.assertIsPlaylist(result)
+        self.assertEqual(result['id'], 'rbhagwati2')
+        self.assertTrue(len(result['entries']) >= 20)
+
 if __name__ == '__main__':
     unittest.main()
diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py
index def58f1d6a..2ad1db555b 100644
--- a/youtube_dl/extractor/__init__.py
+++ b/youtube_dl/extractor/__init__.py
@@ -266,6 +266,10 @@ from .streamcz import StreamCZIE
 from .swrmediathek import SWRMediathekIE
 from .syfy import SyfyIE
 from .sztvhu import SztvHuIE
+from .teachertube import (
+    TeacherTubeIE,
+    TeacherTubeClassroomIE,
+)
 from .teamcoco import TeamcocoIE
 from .techtalks import TechTalksIE
 from .ted import TEDIE
diff --git a/youtube_dl/extractor/teachertube.py b/youtube_dl/extractor/teachertube.py
new file mode 100644
index 0000000000..4740f3d562
--- /dev/null
+++ b/youtube_dl/extractor/teachertube.py
@@ -0,0 +1,85 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+
+
+class TeacherTubeIE(InfoExtractor):
+    IE_NAME = 'teachertube'
+    IE_DESC = 'teachertube.com videos'
+
+    _VALID_URL = r'https?://(?:www\.)?teachertube\.com/viewVideo\.php\?video_id=(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'http://www.teachertube.com/viewVideo.php?video_id=339997',
+        'md5': 'f9434ef992fd65936d72999951ee254c',
+        'info_dict': {
+            'id': '339997',
+            'ext': 'mp4',
+            'title': 'Measures of dispersion from a frequency table_x264',
+            'description': 'md5:a3e9853487185e9fcd7181a07164650b',
+            'thumbnail': 're:http://.*\.jpg',
+        },
+    }, {
+        'url': 'http://www.teachertube.com/viewVideo.php?video_id=340064',
+        'md5': '0d625ec6bc9bf50f70170942ad580676',
+        'info_dict': {
+            'id': '340064',
+            'ext': 'mp4',
+            'title': 'How to Make Paper Dolls _ Paper Art Projects',
+            'description': 'md5:2ca52b20cd727773d1dc418b3d6bd07b',
+            'thumbnail': 're:http://.*\.jpg',
+        },
+    }]
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+
+        webpage = self._download_webpage(url, video_id)
+
+        url = self._html_search_meta('twitter:player:stream', webpage, 'twitter player')
+
+        formats = [{
+            'format_id': 'flv',
+            'url': url.replace('mp4v', 'flv').replace('.mp4', '.flv'),
+            'quality': 0,
+            'ext': 'flv',
+        }, {
+            'format_id': 'mp4',
+            'url': url,
+            'quality': 1,
+            'ext': 'mp4',
+        }]
+
+        self._sort_formats(formats)
+
+        return {
+            'id': video_id,
+            'title': self._og_search_title(webpage),
+            'thumbnail': self._og_search_thumbnail(webpage),
+            'formats': formats,
+            'description': self._og_search_description(webpage),
+        }
+
+
+class TeacherTubeClassroomIE(InfoExtractor):
+    IE_NAME = 'teachertube:classroom'
+    IE_DESC = 'teachertube.com online classrooms'
+
+    _VALID_URL = r'https?://(?:www\.)?teachertube\.com/view_classroom\.php\?user=(?P<user>[0-9a-zA-Z]+)'
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        user_id = mobj.group('user')
+
+        rss = self._download_xml('http://www.teachertube.com/rssclassroom.php?mode=user&username=%s' % user_id,
+                                      user_id, 'Downloading classroom RSS')
+
+        entries = []
+        for url in rss.findall('.//{http://search.yahoo.com/mrss/}player'):
+            entries.append(self.url_result(url.attrib['url'], 'TeacherTube'))
+
+        return self.playlist_result(entries, user_id)