From d2d2495e1669e880cd2eb56fa5c9a92f63c5476b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sun, 11 Dec 2016 01:40:30 +0700
Subject: [PATCH] [facebook] Detect login required error message

---
 youtube_dl/extractor/facebook.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/youtube_dl/extractor/facebook.py b/youtube_dl/extractor/facebook.py
index 4de21baeb9..56a8582b4d 100644
--- a/youtube_dl/extractor/facebook.py
+++ b/youtube_dl/extractor/facebook.py
@@ -257,6 +257,8 @@ def _extract_from_url(self, url, video_id, fatal_if_no_video=True):
                 raise ExtractorError(
                     'The video is not available, Facebook said: "%s"' % m_msg.group(1),
                     expected=True)
+            elif '>You must log in to continue' in webpage:
+                self.raise_login_required()
             else:
                 raise ExtractorError('Cannot parse data')