From b8a1166b4cdb6032b8aac6db10a8212dba8dbb27 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 6 Sep 2014 10:23:50 +0530
Subject: [PATCH] ...

---
 src/calibre/gui2/ebook_download.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/calibre/gui2/ebook_download.py b/src/calibre/gui2/ebook_download.py
index 71e8e43480..17402f17b5 100644
--- a/src/calibre/gui2/ebook_download.py
+++ b/src/calibre/gui2/ebook_download.py
@@ -29,6 +29,8 @@ def get_download_filename(response):
 
 def download_file(url, cookie_file=None, filename=None):
     user_agent = None
+    if url.startswith('//'):
+        url = 'http:' + url
     if url.startswith('http://www.gutenberg.org'):
         # Project Gutenberg returns an HTML page if the user agent is a normal
         # browser user agent
@@ -57,8 +59,6 @@ class EbookDownload(object):
             dfilename = self._download(cookie_file, url, filename, save_loc, add_to_lib)
             self._add(dfilename, gui, add_to_lib, tags)
             self._save_as(dfilename, save_loc)
-        except Exception as e:
-            raise e
         finally:
             try:
                 if dfilename: