Facebook Graph API – Post Versus Link
Over in the WordPress Support forums for WPBook, WPBook user TheCitizen was asking about the absence of “share” links on Wall Excerpts posted via WPBook. I responded that in my experience posts made via the API (by an App, rather than by the user directly) don’t get “share” links inside Facebook.
He pointed to Facebook Page Publish, a WordPress plugin which also cross-posts to Facebook (though it does not import comments). Posts made via this plugin do get a share link.
Digging in a bit, I realized that Facebook Page Publish uses the Link object in the Facebook Graph API, whereas WPBook and WPBook Lite both use a Post object.
What’s the difference? That’s what I’m trying to determine now.
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