def update(self):
self.title = getattr(self.context, 'title', _('No title'))
self.title = getattr(self.context, 'description', u'')
ext = None
context = self.maincontext
while 1:
if IExtensionsView.providedBy(context):
break
ext = context
context = getattr(context, '__parent__', None)
if IExtensionsView.providedBy(self.maincontext):
self.extensionsView = True
else:
self.extensionsView = False
self.extension = ext
super(Layout, self).update()
def listExtensions(self):
context = self.context.__parent__
categories = [['', IDefaultExtensionType, []]] + [
[name, tp, []] for name, tp in getUtilitiesFor(IExtensionType)]
categories.sort()
categories[0][0] = _('Extensions')
for name, extension in getAdapters((context,), IExtension):
if name and extension.isAvailable():
for name, category, list in categories:
if category.providedBy(extension):
list.append((extension.__title__, extension))
for name, extension in getAdapters((context, self.request), IExtension):
if name and extension.isAvailable():
for name, category, list in categories:
if category.providedBy(extension):
list.append((extension.__title__, extension))
for name, extension, list in categories:
list.sort()
return categories
