MediaWiki:Gadget-Einleitung-bearbeiten.js

// ursprünglich: [[:en:User:Pile0nades]]
// Erweitert von: Maciej Jaros [[:pl:User:Nux]]
// siehe http://pl.wikipedia.org/wiki/MediaWiki:Monobook.js
 
var addEditTopLinkNumHeaders = 2;
function addEditTopLink() {
	//
	// somehow it gets run twice on some pages - stop that
	if (window.addEditTopLinkDone)
		return
	;
	window.addEditTopLinkDone = true;
 
	//	
	// if this is preview page or there is no edit tab, stop
	if (!wgIsArticle)
		return
	;
 
	//	
	// if there are no edit-section links then stop
	var spans = document.getElementById("bodyContent").getElementsByTagName("span");
	var i;
	for (i = 0; i < spans.length; i++) {
		if (spans[i].className == 'editsection')
			break
		;
	}
	if (i>=spans.length)
		return
	;
 
	//
	// additional checkup to stop
	var test = document.getElementById("bodyContent").getElementsByTagName("h2").length +
		document.getElementById("bodyContent").getElementsByTagName("h3").length +
		document.getElementById("bodyContent").getElementsByTagName("h4").length;
	// note that there is always siteSub (h3)
	if (test<=addEditTopLinkNumHeaders)
		return
	;
 
	//
	// get first header element
	var fst_h1 = document.getElementById("content").getElementsByTagName("h1")[0];
 
	//
	// Creating elements
	//
	// create div
	var div = document.createElement("DIV");
	div.className = 'editsection';
	// create link
	var link = document.createElement("A");
	link.href = document.getElementById("ca-edit").getElementsByTagName("a")[0].href + '&section=0';
	link.setAttribute('title', 'Einleitung des Artikels bearbeiten');
	link.appendChild(document.createTextNode('Bearbeiten'));
	// append link and stuff to div
	div.appendChild(document.createTextNode('['));
	div.appendChild(link);
	div.appendChild(document.createTextNode(']'));
 
	//
	// Styling
	//
	fst_h1.style.cssText = 'position:relative';
	div.style.cssText = 'position:absolute; right:0px; font-size:x-small; bottom:-1.7em';
	// IE fix — relative>absolute just dont work there (is positioned relative to body)
	if (clientPC.indexOf('msie')!=-1 && clientPC.indexOf('opera') == -1)
		div.style.cssText='position:absolute; right:1.5em; font-size:x-small; top:3.8em'
	;
 
	//
	// Insert div container into the DOM before the h1
	//
	fst_h1.appendChild(div);
}
addOnloadHook(addEditTopLink);