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[youtube-dl] / youtube_dl / extractor / screencast.py

diff --git a/youtube_dl/extractor/screencast.py b/youtube_dl/extractor/screencast.py
index f2ced39c4b97229aaa574da578e2c492f0681518..ed9de964841e52c1e5753556d6b9e53339ba23c3 100644 (file)
--- a/youtube_dl/extractor/screencast.py
+++ b/youtube_dl/extractor/screencast.py
@@ -1,18 +1,19 @@
-# -*- coding: utf-8 -*-
+# coding: utf-8
 from __future__ import unicode_literals
 
-import re
-
 from .common import InfoExtractor
-from ..utils import (
+from ..compat import (
     compat_parse_qs,
     compat_urllib_request,
 )
+from ..utils import (
+    ExtractorError,
+)
 
 
 class ScreencastIE(InfoExtractor):
-    _VALID_URL = r'https?://www\.screencast\.com/t/(?P<id>[a-zA-Z0-9]+)'
-    _TEST = {
+    _VALID_URL = r'https?://(?:www\.)?screencast\.com/t/(?P<id>[a-zA-Z0-9]+)'
+    _TESTS = [{
         'url': 'http://www.screencast.com/t/3ZEjQXlT',
         'md5': '917df1c13798a3e96211dd1561fded83',
         'info_dict': {
@@ -20,24 +21,89 @@ class ScreencastIE(InfoExtractor):
             'ext': 'm4v',
             'title': 'Color Measurement with Ocean Optics Spectrometers',
             'description': 'md5:240369cde69d8bed61349a199c5fb153',
-            'thumbnail': 're:^https?://.*\.jpg$'
+            'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
         }
-    }
+    }, {
+        'url': 'http://www.screencast.com/t/V2uXehPJa1ZI',
+        'md5': 'e8e4b375a7660a9e7e35c33973410d34',
+        'info_dict': {
+            'id': 'V2uXehPJa1ZI',
+            'ext': 'mov',
+            'title': 'The Amadeus Spectrometer',
+            'description': 're:^In this video, our friends at.*To learn more about Amadeus, visit',
+            'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
+        }
+    }, {
+        'url': 'http://www.screencast.com/t/aAB3iowa',
+        'md5': 'dedb2734ed00c9755761ccaee88527cd',
+        'info_dict': {
+            'id': 'aAB3iowa',
+            'ext': 'mp4',
+            'title': 'Google Earth Export',
+            'description': 'Provides a demo of a CommunityViz export to Google Earth, one of the 3D viewing options.',
+            'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
+        }
+    }, {
+        'url': 'http://www.screencast.com/t/X3ddTrYh',
+        'md5': '669ee55ff9c51988b4ebc0877cc8b159',
+        'info_dict': {
+            'id': 'X3ddTrYh',
+            'ext': 'wmv',
+            'title': 'Toolkit 6 User Group Webinar (2014-03-04) - Default Judgment and First Impression',
+            'description': 'md5:7b9f393bc92af02326a5c5889639eab0',
+            'thumbnail': 're:^https?://.*\.(?:gif|jpg)$',
+        }
+    }, {
+        'url': 'http://screencast.com/t/aAB3iowa',
+        'only_matching': True,
+    }]
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
+        video_id = self._match_id(url)
         webpage = self._download_webpage(url, video_id)
 
-        flash_vars_s = self._html_search_regex(
-            r'<param name="flashVars" value="([^"]+)"', webpage, 'flash vars')
-        flash_vars = compat_parse_qs(flash_vars_s)
+        video_url = self._html_search_regex(
+            r'<embed name="Video".*?src="([^"]+)"', webpage,
+            'QuickTime embed', default=None)
+
+        if video_url is None:
+            flash_vars_s = self._html_search_regex(
+                r'<param name="flashVars" value="([^"]+)"', webpage, 'flash vars',
+                default=None)
+            if not flash_vars_s:
+                flash_vars_s = self._html_search_regex(
+                    r'<param name="initParams" value="([^"]+)"', webpage, 'flash vars',
+                    default=None)
+                if flash_vars_s:
+                    flash_vars_s = flash_vars_s.replace(',', '&')
+            if flash_vars_s:
+                flash_vars = compat_parse_qs(flash_vars_s)
+                video_url_raw = compat_urllib_request.quote(
+                    flash_vars['content'][0])
+                video_url = video_url_raw.replace('http%3A', 'http:')
+
+        if video_url is None:
+            video_meta = self._html_search_meta(
+                'og:video', webpage, default=None)
+            if video_meta:
+                video_url = self._search_regex(
+                    r'src=(.*?)(?:$|&)', video_meta,
+                    'meta tag video URL', default=None)
+
+        if video_url is None:
+            raise ExtractorError('Cannot find video')
 
-        thumbnail = flash_vars.get('thumb', [None])[0]
-        video_url_raw = compat_urllib_request.quote(flash_vars['content'][0])
-        video_url = video_url_raw.replace('http%3A', 'http:')
-        title = self._og_search_title(webpage)
-        description = self._og_search_description(webpage)
+        title = self._og_search_title(webpage, default=None)
+        if title is None:
+            title = self._html_search_regex(
+                [r'<b>Title:</b> ([^<]+)</div>',
+                 r'class="tabSeperator">></span><span class="tabText">(.+?)<',
+                 r'<title>([^<]+)</title>'],
+                webpage, 'title')
+        thumbnail = self._og_search_thumbnail(webpage)
+        description = self._og_search_description(webpage, default=None)
+        if description is None:
+            description = self._html_search_meta('description', webpage)
 
         return {
             'id': video_id,