# save the original readonly fields\r
self.readonly_save = self.readonly_fields\r
self.inlines_save = self.inlines\r
- self.readonly_fields=self.user_readonly_fields\r
- self.inlines = self.user_readonly_inlines\r
+ if hasattr(self, "user_readonly_fields"):\r
+ self.readonly_fields=self.user_readonly_fields\r
+ if hasattr(self, "user_readonly_inlines"):\r
+ self.inlines = self.user_readonly_inlines\r
else:\r
if hasattr(self, "readonly_save"):\r
# restore the original readonly fields\r
self.readonly_fields = self.readonly_save\r
+ if hasattr(self, "inlines_save"):\r
self.inlines = self.inlines_save
try:
def __user_is_readonly(self, request):
return request.user.isReadOnlyUser()
-class SingletonAdmin (admin.ModelAdmin):
+class SingletonAdmin (ReadOnlyAwareAdmin):
def has_add_permission(self, request):
+ if not super(SingletonAdmin, self).has_add_permission(request):
+ return False
+
num_objects = self.model.objects.count()
if num_objects >= 1:
return False