MusicBrainz wiki/wikidocs switcher

By murdos — Last update Jun 13, 2008 — Installed 55 times. Daily Installs: 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 
// ==UserScript==
// @name           MusicBrainz wiki/wikidocs switcher
// @namespace      mb
// @include        http://wiki.musicbrainz.org/*
// @include        http://musicbrainz.org/doc/*
// ==/UserScript==

(function () {

// Script Update Checker
// -- http://userscripts.org/scripts/show/20145
var version_scriptNum = 27811; // Change this to the number given to the script by userscripts.org (check the address bar)
var version_timestamp = 1213392797888; // Used to differentiate one version of the script from an older one. Use the Date.getTime() function to get a value for this.
try {
function updateCheck(forced) {if((forced)||(parseInt(GM_getValue("lastUpdate", "0")) + 86400000 <= (new Date().getTime()))) {try {GM_xmlhttpRequest({method: "GET",url: "http://userscripts.org/scripts/review/" + version_scriptNum + "?" + new Date().getTime(),headers: {'Cache-Control': 'no-cache'},onload: function(xhrResponse) {GM_setValue("lastUpdate", new Date().getTime() + ""); var rt = xhrResponse.responseText.replace(/&nbsp;?/gm, " ").replace(/<li>/gm, "\n").replace(/<[^>]*>/gm, ""); var scriptName = (/@name\s*(.*?)\s*$/m.exec(rt))[1]; GM_setValue("targetScriptName", scriptName); if (parseInt(/version_timestamp\s*=\s*([0-9]+)/.exec(rt)[1]) > version_timestamp) {if (confirm("There is an update available for the Greasemonkey script \"" + scriptName + ".\"\nWould you like to go to the install page now?")) {GM_openInTab("http://userscripts.org/scripts/show/" + version_scriptNum);}} else if (forced) {alert("No update is available for \"" + scriptName + ".\"");}}});} catch (err) {if (forced) {alert("An error occurred while checking for updates:\n" + err);}}}} GM_registerMenuCommand(GM_getValue("targetScriptName", "???") + " - Manual Update Check", function() {updateCheck(true);}); updateCheck(false);
} catch(e) {}

var currentDomain = (window.location.hostname == 'wiki.musicbrainz.org') ? 'wiki' : 'mbdoc';

if(currentDomain == 'wiki') {
	var userBar = getFirstElementByClassName(document,'ul', 'editbar');
	
	var currentPage = window.location.pathname;
	
	var link = userBar.appendChild(document.createElement('li')).appendChild(document.createElement('a'));
	link.href = 'http://musicbrainz.org/doc' + currentPage;
	link.appendChild(document.createTextNode('WikidocPage'));
}

// Helper function for getting the first html element with specified class name
// derived from function getElementsByClassName()
function getFirstElementByClassName(oElm, strTagName, strClassName){
    var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
    var arrReturnElements = new Array();
    strClassName = strClassName.replace(/\-/g, "\\-");
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
    var oElement;
    for(var i=0; i<arrElements.length; i++){
        oElement = arrElements[i];      
        if(oRegExp.test(oElement.className)){
			return oElement;
        }   
    }
    return null;
}

})();