From 400571306a22e095199d7ce8f2318c8680c63277 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Fri, 17 May 2013 14:22:49 +0900
Subject: [PATCH] better warning when apkg invalid

---
 aqt/importing.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/aqt/importing.py b/aqt/importing.py
index 534efdf41..d62f0edc3 100644
--- a/aqt/importing.py
+++ b/aqt/importing.py
@@ -306,6 +306,13 @@ backup, please see the 'Backups' section of the user manual."""))
         mw.progress.start(immediate=True)
         try:
             importer.run()
+        except zipfile.BadZipfile:
+            msg = _("""\
+This file does not appear to be a valid .apkg file. If you're getting this \
+error from a file downloaded from AnkiWeb, chances are that your download \
+failed. Please try again, and if the problem persists, please try again \
+with a different browser.""")
+            showWarning(msg)
         except Exception, e:
             if "invalidFile" in unicode(e):
                 msg = _("""\