// ==UserScript==
// @name           Filter Google Results
// @namespace      com.juntalis.google
// @description    Filter Results from Google Results Page
// @include        http://www.google.com/search*
// @require         http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js
// @resource    overlay overlay.css
// @resource    overlayb    overlay.html
// @resource    settings    settings.json
// ==/UserScript==

//(function () {

    Signal = function(cmd) {
        this.CMDADD = function() {
            var _pattern = $("#TxtExclPattern").val();
            if(_pattern.length == 0) {
                alert('Pattern box cannot be empty.');
                return;
            }
            _settings.push(_pattern);
            $("#TxtExclPattern").val("");
        };
        this.CMDOKAY = function() {
            if(_settings.length != 0) {
                var _patterns = "_settings = [\"" + _settings.join("\",\"") + "\"];";
                GM_setValue("patterns", escape(_patterns));
            }
            (Signal("CMDCANCEL"))();
        };
        this.CMDCANCEL = function() {
            _gui.remove();
            _gui = null;
        };
        this.CMDSHOWCONFIG = function() {
            // Finally, style it.
            _gui = $("<div id=\"juntscg\" />")
                .css("display", "none")
                .appendTo("body")
                .html (GM_getResourceText("overlayb"))
                .find("button")
                .each(function() {$(this).click(Signal($(this).attr("id")));})
                .parent()
                .parent()
                .parent();
            GM_addStyle(GM_getResourceText("overlay"));
        };
        this.CMDCLEAR = function() {
            _settings = [];
            GM_setValue("patterns", "");
        }
        return this[cmd];
    };

    /* Globals */
    var _gui;

    /* Prebuild our GUI. */
    // Set up GUI and bind events.


    /* Settings stuff */
    // Load settings.
    var _settings = GM_getValue("patterns","");
    if(_settings.length <= 0) {
        _settings = [];
        (Signal("CMDSHOWCONFIG"))();
    } else {
        eval(unescape(_settings));
        if(typeof _settings != "object") {
            GM_setValue("patterns", "");
            _settings = [];
            (Signal("CMDSHOWCONFIG"))();
        } else {
            $("h3.r a").each(function() {
                var _result = $(this);
                jQuery.each(_settings, function(_i,_v) {
                    var _rgxp = new RegExp(_v,"i");
                    if(_result.attr("href").match(_rgxp)) {
                        _result.parent().parent().remove();
                    }
                });
            });
        }
    }
    GM_registerMenuCommand("Show Google Filter Settings", Signal("CMDSHOWCONFIG"));
//}());