/**
* jQuery Deserialize plugin
* @author: Dawid Fatyga
*
* Forked from: http://github.com/jakubpawlowicz/jquery.deserialize
*
**/

/* Builtin Array class extension, which converts itself to map */
Array.prototype.toHash = function () {
    var map = {}
    for (var i = 0; i < this.length; i++)
        map[this[i]] = ''
    return map
};

$.fn.deserialize = function (s, options) {
    var data = s.split("&")

    options = options || {}
    attr = options.attribute || "name"

    if (options.only && options.except)
        throw "You cannot pass both 'only' and 'except' options"

    var names = (options.except || []).toHash()
    var except = true
    if (options.only) {
        names = options.only.toHash()
        except = false
    }

    callback = options.callback
    callback_on = options.callback_on || false
    if (callback_on)
        callback_on = callback_on.toHash()


    for (var i = 0; i < data.length; i++) {
        var pair = decodeURIComponent(data[i]).split("=")
        var _name = pair[0]
        var value = pair[1]
        if (except != _name in names) {
            var type = $("[" + attr + "='" + _name + "']", this).attr("type");                     
            switch (type) {
     /*           case "text": case "select-one": case "password":
                    $("[" + attr + "='" + _name + "']", this).val(value);
                    break;*/
                case "radio":
                    $("input:radio[" + attr + "='" + _name + "']", this).filter("[value=" + value + "]").attr("checked", "checked");
                    break;
                case "checkbox":
                    $("input:checkbox[" + attr + "='" + _name + "']", this).filter("[value=" + value + "]").attr("checked", "checked");
                    break;
                default:
                    $("[" + attr + "='" + _name + "']", this).val(value);
            }
            if (callback && ((!callback_on) || (_name in callback_on))) {
                callback(_name, value)
            }
        }
    }
}