From 4a6a09ec13286b8709cafed5e18ca34eacb411ce Mon Sep 17 00:00:00 2001
From: Karl Hobley <karl@torchbox.com>
Date: Wed, 8 Oct 2014 10:04:33 +0100
Subject: [PATCH] Check image file size before the format

Checking the file format may take a long time if the uploaded file is
very big so it makes sense to check the file size first to prevent the
server being held up unneccessarily.
---
 wagtail/wagtailimages/fields.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wagtail/wagtailimages/fields.py b/wagtail/wagtailimages/fields.py
index ef768e837..10d076bd4 100644
--- a/wagtail/wagtailimages/fields.py
+++ b/wagtail/wagtailimages/fields.py
@@ -76,7 +76,7 @@ class WagtailImageField(ImageField):
     def to_python(self, data):
         f = super(WagtailImageField, self).to_python(data)
 
-        self.check_image_file_format(f)
         self.check_image_file_size(f)
+        self.check_image_file_format(f)
 
         return f