How to setup a CMS as a backend for iPhone app

Question

I would like my iPhone app to get dynamic content off the net. This content should be managed using a CMS. I would like to know in particular if I can setup Drupal or Joomla or

Answer 1

I'm checking out storageroom, and I'm searching for a similar answer, but I also found osmek to be a bit promising. I might use that one because of the menu templates .Osmek can provide responses in json and xml (and other formats that aren't useful in iphone dev like php, html, and templates)