diff --git a/youtube_dl/extractor/viddler.py b/youtube_dl/extractor/viddler.py
index 642358433..a7f7ab063 100644
--- a/youtube_dl/extractor/viddler.py
+++ b/youtube_dl/extractor/viddler.py
@@ -9,7 +9,70 @@ from ..utils import (
 )
 
 
-class ViddlerIE(InfoExtractor):
+class ViddlerBaseIE(InfoExtractor):
+    def _extract_viddler_info(self, url, video_id, secret):
+        query = {
+            'video_id': video_id,
+            'key': 'v0vhrt7bg2xq1vyxhkct',
+        }
+        if secret:
+            query['secret'] = secret
+
+        data = self._download_json(
+            'http://api.viddler.com/api/v2/viddler.videos.getPlaybackDetails.json',
+            video_id, headers={'Referer': url}, query=query)['video']
+
+        formats = []
+        for filed in data['files']:
+            if filed.get('status', 'ready') != 'ready':
+                continue
+            format_id = filed.get('profile_id') or filed['profile_name']
+            f = {
+                'format_id': format_id,
+                'format_note': filed['profile_name'],
+                'url': self._proto_relative_url(filed['url']),
+                'width': int_or_none(filed.get('width')),
+                'height': int_or_none(filed.get('height')),
+                'filesize': int_or_none(filed.get('size')),
+                'ext': filed.get('ext'),
+                'source_preference': -1,
+            }
+            formats.append(f)
+
+            if filed.get('cdn_url'):
+                f = f.copy()
+                f['url'] = self._proto_relative_url(filed['cdn_url'], 'http:')
+                f['format_id'] = format_id + '-cdn'
+                f['source_preference'] = 1
+                formats.append(f)
+
+            if filed.get('html5_video_source'):
+                f = f.copy()
+                f['url'] = self._proto_relative_url(filed['html5_video_source'])
+                f['format_id'] = format_id + '-html5'
+                f['source_preference'] = 0
+                formats.append(f)
+        self._sort_formats(formats)
+
+        categories = [
+            t.get('text') for t in data.get('tags', []) if 'text' in t]
+
+        return {
+            'id': video_id,
+            'title': data['title'],
+            'formats': formats,
+            'description': data.get('description'),
+            'timestamp': int_or_none(data.get('upload_time')),
+            'thumbnail': self._proto_relative_url(data.get('thumbnail_url')),
+            'uploader': data.get('author'),
+            'duration': float_or_none(data.get('length')),
+            'view_count': int_or_none(data.get('view_count')),
+            'comment_count': int_or_none(data.get('comment_count')),
+            'categories': categories,
+        }
+
+
+class ViddlerIE(ViddlerBaseIE):
     _VALID_URL = r'https?://(?:www\.)?viddler\.com/(?:v|embed|player)/(?P<id>[a-z0-9]+)(?:.+?\bsecret=(\d+))?'
     _TESTS = [{
         'url': 'http://www.viddler.com/v/43903784',
@@ -76,63 +139,4 @@ class ViddlerIE(InfoExtractor):
 
     def _real_extract(self, url):
         video_id, secret = re.match(self._VALID_URL, url).groups()
-
-        query = {
-            'video_id': video_id,
-            'key': 'v0vhrt7bg2xq1vyxhkct',
-        }
-        if secret:
-            query['secret'] = secret
-
-        data = self._download_json(
-            'http://api.viddler.com/api/v2/viddler.videos.getPlaybackDetails.json',
-            video_id, headers={'Referer': url}, query=query)['video']
-
-        formats = []
-        for filed in data['files']:
-            if filed.get('status', 'ready') != 'ready':
-                continue
-            format_id = filed.get('profile_id') or filed['profile_name']
-            f = {
-                'format_id': format_id,
-                'format_note': filed['profile_name'],
-                'url': self._proto_relative_url(filed['url']),
-                'width': int_or_none(filed.get('width')),
-                'height': int_or_none(filed.get('height')),
-                'filesize': int_or_none(filed.get('size')),
-                'ext': filed.get('ext'),
-                'source_preference': -1,
-            }
-            formats.append(f)
-
-            if filed.get('cdn_url'):
-                f = f.copy()
-                f['url'] = self._proto_relative_url(filed['cdn_url'], 'http:')
-                f['format_id'] = format_id + '-cdn'
-                f['source_preference'] = 1
-                formats.append(f)
-
-            if filed.get('html5_video_source'):
-                f = f.copy()
-                f['url'] = self._proto_relative_url(filed['html5_video_source'])
-                f['format_id'] = format_id + '-html5'
-                f['source_preference'] = 0
-                formats.append(f)
-        self._sort_formats(formats)
-
-        categories = [
-            t.get('text') for t in data.get('tags', []) if 'text' in t]
-
-        return {
-            'id': video_id,
-            'title': data['title'],
-            'formats': formats,
-            'description': data.get('description'),
-            'timestamp': int_or_none(data.get('upload_time')),
-            'thumbnail': self._proto_relative_url(data.get('thumbnail_url')),
-            'uploader': data.get('author'),
-            'duration': float_or_none(data.get('length')),
-            'view_count': int_or_none(data.get('view_count')),
-            'comment_count': int_or_none(data.get('comment_count')),
-            'categories': categories,
-        }
+        return self._extract_viddler_info(url, video_id, secret)