/*
 * 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></a>")[this.options.html ? "html" : "text"](item.label)).appendTo(ul);
        }
    });
})(jQuery);