/*
* jQuery UI Autocomplete HTML Extension
*
* Copyright 2010, Scott González (http://scottgonzalez.com)
* Dual licensed under the MIT or GPL Version 2 licenses.
*
* http://github.com/scottgonzalez/jquery-ui-extensions
*/
(function ($) {

    var proto = $.ui.autocomplete.prototype,
    initSource = proto._initSource;

    function filter(array, term) {
        var matcher = new RegExp($.ui.autocomplete.escapeRegex(term), "i");
        return $.grep(array, function (value) {
            return matcher.test($("<div>").html(value.label || value.value || value).text());
        });
    }

    $.extend(proto, {
        _initSource: function () {
            if (this.options.html && $.isArray(this.options.source)) {
                this.source = function (request, response) {
                    response(filter(this.options.source, request.term));
                };
            } else {
                initSource.call(this);
            }
        },

        _renderItem: function (ul, item) {
            return $("<li></li>")
            .data("item.autocomplete", item)
            .append($("<a><span></span></a>")[this.options.html ? "html" : "text"](item.label))
            .appendTo(ul);
        }
    });

})(jQuery);