I'm struggling to interface with iTunes by way of automating the Gifting process for an App via a traditional website built on PHP running on linux. Their Search API works fine, and I have also downloaded and processed the full EPF for the App store, but now need to go upstream and make requests against iTunes. It seems like this should be a well-defined process, but I'm running into a wall and see numerous posts about the lack of a public API. Closest I've come to a...