From 20ac15a4a878623633870bfec483ab34514d22b4 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 23 Apr 2010 11:55:12 -0600
Subject: [PATCH] Conversion pipeline: Ignore links in the HTML that have
 quoted non-ASCII characters, since there is no way to decode them correctly.
 Fixes #5354 (Failure to download "El Pais" X3 weeks)

---
 src/calibre/ebooks/oeb/base.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/calibre/ebooks/oeb/base.py b/src/calibre/ebooks/oeb/base.py
index 6c432fcb2f..fc0a832528 100644
--- a/src/calibre/ebooks/oeb/base.py
+++ b/src/calibre/ebooks/oeb/base.py
@@ -430,7 +430,10 @@ class DirContainer(object):
             return f.write(data)
 
     def exists(self, path):
-        path = os.path.join(self.rootdir, urlunquote(path))
+        try:
+            path = os.path.join(self.rootdir, urlunquote(path))
+        except ValueError: #Happens if path contains quoted special chars
+            return False
         return os.path.isfile(path)
 
     def namelist(self):