gistfile1.txt

var validateUnique = function(model, field){                                                                                                           
    return function(form, field, callback){                                                                                                            
        var model = db.model(model);

        var q = {};
        q[field] = form.data[field];      
                                                                                                         
        model.findOne(q, 'name', function(err, doc){                                                                           
        });                                                                                                                                            
    };                                                                                                                                                 
};