From 9305a0dc60ea8c3b72e42e183ac09009806a0ea6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Tue, 25 Oct 2016 21:05:29 +0700
Subject: [PATCH] [vk] Fix extraction (closes #11022)

---
 youtube_dl/extractor/vk.py | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/youtube_dl/extractor/vk.py b/youtube_dl/extractor/vk.py
index df43ba867..1990e7093 100644
--- a/youtube_dl/extractor/vk.py
+++ b/youtube_dl/extractor/vk.py
@@ -3,7 +3,6 @@
 
 import collections
 import re
-import json
 import sys
 
 from .common import InfoExtractor
@@ -369,8 +368,18 @@ def _real_extract(self, url):
                     opts_url = 'http:' + opts_url
                 return self.url_result(opts_url)
 
-        data_json = self._search_regex(r'var\s+vars\s*=\s*({.+?});', info_page, 'vars')
-        data = json.loads(data_json)
+        # vars does not look to be served anymore since 24.10.2016
+        data = self._parse_json(
+            self._search_regex(
+                r'var\s+vars\s*=\s*({.+?});', info_page, 'vars', default='{}'),
+            video_id, fatal=False)
+
+        # <!json> is served instead
+        if not data:
+            data = self._parse_json(
+                self._search_regex(
+                    r'<!json>\s*({.+?})\s*<!>', info_page, 'json'),
+                video_id)['player']['params'][0]
 
         title = unescapeHTML(data['md_title'])