From 746c67d72f760f2805dbc125e5a3863aa0d569e3 Mon Sep 17 00:00:00 2001
From: Naglis Jonaitis <njonaitis@gmail.com>
Date: Sat, 20 Sep 2014 03:02:11 +0300
Subject: [wistia] Use API and make more generic

---
 youtube_dl/extractor/generic.py | 23 +++++++++++++++++++++++
 youtube_dl/extractor/wistia.py  | 15 +++++++++------
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/youtube_dl/extractor/generic.py b/youtube_dl/extractor/generic.py
index 40eeaad16..2d77f604a 100644
--- a/youtube_dl/extractor/generic.py
+++ b/youtube_dl/extractor/generic.py
@@ -382,6 +382,19 @@ class GenericIE(InfoExtractor):
                 'thumbnail': 're:^https?://.*\.jpg$',
             },
         },
+        # Wistia embed
+        {
+            'url': 'http://education-portal.com/academy/lesson/north-american-exploration-failed-colonies-of-spain-france-england.html#lesson',
+            'md5': '8788b683c777a5cf25621eaf286d0c23',
+            'info_dict': {
+                'id': '1cfaf6b7ea',
+                'ext': 'mov',
+                'title': 'md5:51364a8d3d009997ba99656004b5e20d',
+                'duration': 643.0,
+                'filesize': 182808282,
+                'uploader': 'education-portal.com',
+            },
+        },
     ]
 
     def report_download_webpage(self, video_id):
@@ -654,6 +667,16 @@ class GenericIE(InfoExtractor):
                 'title': video_title,
                 'id': video_id,
             }
+        match = re.search(r'(?:id=["\']wistia_|data-wistiaid=["\']|Wistia\.embed\(["\'])(?P<id>[^"\']+)', webpage)
+        if match:
+            return {
+                '_type': 'url_transparent',
+                'url': 'http://fast.wistia.net/embed/iframe/{0:}'.format(match.group('id')),
+                'ie_key': 'Wistia',
+                'uploader': video_uploader,
+                'title': video_title,
+                'id': match.group('id')
+            }
 
         # Look for embedded blip.tv player
         mobj = re.search(r'<meta\s[^>]*https?://api\.blip\.tv/\w+/redirect/\w+/(\d+)', webpage)
diff --git a/youtube_dl/extractor/wistia.py b/youtube_dl/extractor/wistia.py
index e6bfa9e14..748443f81 100644
--- a/youtube_dl/extractor/wistia.py
+++ b/youtube_dl/extractor/wistia.py
@@ -1,13 +1,14 @@
 from __future__ import unicode_literals
 
-import json
 import re
 
 from .common import InfoExtractor
+from ..utils import ExtractorError, compat_urllib_request
 
 
 class WistiaIE(InfoExtractor):
     _VALID_URL = r'https?://(?:fast\.)?wistia\.net/embed/iframe/(?P<id>[a-z0-9]+)'
+    _API_URL = 'http://fast.wistia.com/embed/medias/{0:}.json'
 
     _TEST = {
         'url': 'http://fast.wistia.net/embed/iframe/sh7fpupwlt',
@@ -24,11 +25,13 @@ class WistiaIE(InfoExtractor):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
 
-        webpage = self._download_webpage(url, video_id)
-        data_json = self._html_search_regex(
-            r'Wistia\.iframeInit\((.*?), {}\);', webpage, 'video data')
-
-        data = json.loads(data_json)
+        request = compat_urllib_request.Request(self._API_URL.format(video_id))
+        request.add_header('Referer', url)  # Some videos require this.
+        data_json = self._download_json(request, video_id)
+        if data_json.get('error'):
+            raise ExtractorError('Error while getting the playlist',
+                                 expected=True)
+        data = data_json['media']
 
         formats = []
         thumbnails = []
-- 
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