From dbd1283d31aa1df43bf9b3255dc27a1c8bfed4ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Wed, 29 Oct 2014 21:50:37 +0700
Subject: [PATCH] [naver] Capture and output error message (#4057)

---
 youtube_dl/extractor/naver.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/youtube_dl/extractor/naver.py b/youtube_dl/extractor/naver.py
index c0231c197..cb1af9ecc 100644
--- a/youtube_dl/extractor/naver.py
+++ b/youtube_dl/extractor/naver.py
@@ -7,6 +7,7 @@ from .common import InfoExtractor
 from ..utils import (
     compat_urllib_parse,
     ExtractorError,
+    clean_html,
 )
 
 
@@ -31,6 +32,11 @@ class NaverIE(InfoExtractor):
         m_id = re.search(r'var rmcPlayer = new nhn.rmcnmv.RMCVideoPlayer\("(.+?)", "(.+?)"',
             webpage)
         if m_id is None:
+            m_error = re.search(
+                r'(?s)<div class="nation_error">\s*(?:<!--.*?-->)?\s*<p class="[^"]+">(?P<msg>.+?)</p>\s*</div>',
+                webpage)
+            if m_error:
+                raise ExtractorError(clean_html(m_error.group('msg')), expected=True)
             raise ExtractorError('couldn\'t extract vid and key')
         vid = m_id.group(1)
         key = m_id.group(2)