[extensions-web] extensions: Take a "metadata" object

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

commit 8441f5c068e39eea23a8935c5968884e6bd0c318
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Jun 26 17:14:47 2012 -0400

    extensions: Take a "metadata" object
    
    This way, the Shell can just serialize ExtensionUtils.extensions without
    having to shuttle over "version".

 sweettooth/extensions/tests.py |    4 ++++
 sweettooth/extensions/views.py |    9 ++++++++-
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/sweettooth/extensions/tests.py b/sweettooth/extensions/tests.py
index 16f3001..215f6b3 100644
--- a/sweettooth/extensions/tests.py
+++ b/sweettooth/extensions/tests.py
@@ -474,7 +474,11 @@ class UpdateVersionTest(TestCase):
                                self.downgrade_uuid: dict(operation='downgrade',
                                                          version_tag=downgrade_pk) }
 
+    def build_response(self, installed):
+        return dict((k, dict(version=v)) for k, v in installed.iteritems())
+
     def grab_response(self, installed):
+        installed = self.build_response(installed)
         response = self.client.get(reverse('extensions-shell-update'),
                                    dict(installed=json.dumps(installed), shell_version='3.2.0'))
 
diff --git a/sweettooth/extensions/views.py b/sweettooth/extensions/views.py
index 85127ff..7d64691 100644
--- a/sweettooth/extensions/views.py
+++ b/sweettooth/extensions/views.py
@@ -88,7 +88,14 @@ def shell_update(request):
     shell_version = request.GET['shell_version']
     operations = {}
 
-    for uuid, version in installed.iteritems():
+    for uuid, meta in installed.iteritems():
+        try:
+            version = meta['version']
+        except KeyError:
+            # XXX - if the user has a locally installed version of
+            # an extension on SweetTooth, what should we do?
+            continue
+
         try:
             extension = models.Extension.objects.get(uuid=uuid)
         except models.Extension.DoesNotExist: