Benutzer:Lustiger seth/editsection0.js

//testing edit section 0

// orig script: http://de.wikipedia.org/wiki/MediaWiki_Diskussion:Gadget-Einleitung-bearbeiten.js
// this version is modified, because of 1. lang=en; 2. insert button _behind_ heading

if(mw.config.get('wgIsArticle')){
	$(function (){
		// Neither run on fully-protected pages (which lack ca-edit) nor modify the same page twice
		if((document.getElementById("ca-edit") == null) ||
			 (document.getElementById('firstsectionedit') !== null)){
			return;
		}
 
		// if there are no edit-section links then stop
		var spans = document.getElementsByTagName("span");
		var exists_edit_section = 0;
		var editsection_title = 'edit';
		var editsection_tooltip = 'Edit section: Introduction';
		for(var i = 0 ; i < spans.length && exists_edit_section == 0; ++i) {
			if (spans[i].className === 'editsection') {
				exists_edit_section = 1;
				editsection_title = spans[i].childNodes[1].firstChild.nodeValue;
				editsection_tooltip = spans[i].childNodes[1].title.substring(0, spans[i].childNodes[1].title.indexOf(":"))+" 0";
			}
		}
		if(exists_edit_section == 1){
			// get first header element
			var fst_h1 = document.getElementById("firstHeading");
	 
			// Creating elements
			// create span
			var span = document.createElement("SPAN");
			span.className = 'editsection';
			span.id = 'firstsectionedit';
	 
			// create link
			var link = document.createElement("A");
			link.href = document.getElementById("ca-edit").getElementsByTagName("a")[0].href + '&section=0';
			link.title = editsection_tooltip;
			link.appendChild(document.createTextNode(editsection_title));
			// append link and stuff to span
			span.appendChild(document.createTextNode('['));
			span.appendChild(link);
			span.appendChild(document.createTextNode(']'));
	 
			// Insert span container into the DOM before the </h1>
			fst_h1.appendChild(document.createTextNode(" "));
			fst_h1.appendChild(span);
		}
	});
}