问使用新的facebook javascript sdk检查扩展权限

EN

FB.api('/me/permissions', function (response) {
    console.log(response);
} );

{
    data: [
        {
            create_note: 1,
            installed: 1,
            photo_upload: 1,
            publish_stream: 1,
            share_item: 1,
            status_update: 1,
            video_upload: 1,
        }
    ]
}

FB.ui({
    method: 'permissions.request',
    perms: 'user_website',
    display: 'popup'
    },function(response) {
        alert(response.toSource());
        if (response && response.perms) {
            alert('Permissions granted: '+response.perms);
        } else if (!response.perms){
            alert('User did not authorize permission(s).');
        }
});

function check_permissions (permissions, uid, cb) {
  FB.Data
    .query('select {0} from permissions where uid={1}', permissions, uid)
    .wait(function (res) {
      if (!res || res.length < 1) return cb(false);
      var row = res[0];
      var aperm = permissions.split(',');
      for (var i = 0; i < aperm.length; i++) {
        if (row[aperm[i]] != 1) return cb(false);
      }
      return cb(true);
  });
}