var hasPermission = function(uid, cb) { | |
// are we allowed to publish to the user's wall? | |
var perm = "publish_stream"; | |
var query = FB.Data.query('select ' + perm + ' from permissions where uid={0}', uid); | |
query.wait(function(rows) { cb(rows[0][perm]); }); // returns 1 or 0 | |
} |
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