[extensions-web] extensions: Fix extension installation

[Jasper St. Pierre <jstpierre src gnome org>]

commit 3db545338fd393f632a4dae039409eabe33b76c3
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Thu Mar 29 19:26:18 2012 -0400

    extensions: Fix extension installation
    
    version_tag is not an integer, it is a string. GET parameters are never
    implicitly converted to integers, dammit.

 sweettooth/extensions/views.py |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/sweettooth/extensions/views.py b/sweettooth/extensions/views.py
index 4a9d97b..9559cae 100644
--- a/sweettooth/extensions/views.py
+++ b/sweettooth/extensions/views.py
@@ -49,9 +49,9 @@ def get_versions_for_version_strings(version_strings):
 def shell_download(request, uuid):
     extension = get_object_or_404(models.Extension, uuid=uuid)
 
-    if request.GET.get('version_tag', -1) >= 0:
+    if request.GET.get('version_tag', ''):
         try:
-            version = extension.visible_versions.get(pk=request.GET['version_tag'])
+            version = extension.visible_versions.get(pk=int(request.GET['version_tag']))
         except models.ExtensionVersion.DoesNotExist:
             raise Http404()
     else: