gistfile1.txt

SG.groupsUserFilter = SC.Object.create({
  allUsersBinding:"SG.usersController.arrangedObjects",
  users:function() {
    var a = this.get('allUsers');
    if(!a) return null;

    return a.filter(function(user) {
      if(user.get('superAdmin')) return NO;
      if(user.get('clientAdmin')) return NO;
      if(user.get('contentAdmin')) return YES;
      return NO;
    });
  }.property(),
  
  _allUsersDidChange:function() {
    this.propertyDidChange('users');
  }.observes('*allUsers.[]')
});