Consider X and Y are friends in Facebook and they both have installed an app in their respective phones. But they are not friends with each other in that app's friend list. So now, can X send a friend request to Y from the app itself, so that they could be friends on the app's friends list?
Also in another case, X has installed this app in his phone, while Y has not. So again, can X invite Y to use that app?
It tracks the people through the email id they have registered with in Facebook. So, find friends is for searching the "already app users", who are not in the app's friend list, but are friends in facebook and invite friends is for inviting the non-users of the app who are friends in Facebook.
My question is, is this possible in iOS5 ie. without using the Facebook sdk which was introduced only in iOS6?
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