MediaWiki:Gadget-find-archived-section.js

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$.when($.ready).then(function() {

	var addsection = document.getElementById('ca-addsection');
	var correctNs = mw.config.get('wgNamespaceNumber') % 2 === 1 || mw.config.get('wgNamespaceNumber') === 4;

	if (!addsection && mw.user.options.get('skin') !== 'minerva') return;
	if (!correctNs && mw.user.options.get('skin') === 'minerva') return;

	var hash = decodeURIComponent(window.location.hash.slice(1));
	if (hash === '' || document.getElementById(hash.replace(/ /g, '_')) !== null) {
		return;
	}

	var prefix = mw.config.get('wgPageName').replace(/_/g, ' ');
	if (prefix === "Wikipedia:Administrators' noticeboard/Incidents") {
		prefix = "Wikipedia:Administrators' noticeboard/IncidentArchive";
	} else if (prefix === "Wikipedia:Administrators' noticeboard/Edit warring") {
		prefix = "Wikipedia:Administrators' noticeboard/3RRArchive";
	} else if (prefix === "Wikipedia:Administrators' noticeboard") {
		prefix = "Wikipedia:Administrators' noticeboard/Archive";
	}
	prefix = encodeURIComponent(prefix);

	var search = encodeURIComponent('~"' + hash.replace(/_/g, ' ') + '"');

	var searchLink = mw.config.get('wgScript')
					+ '?title=Special:Search'
					+ '&search=' + search
					+ '&prefix=' + prefix;

	var div = document.createElement('div');
	div.innerHTML = 'Looks like the discussion "' + hash.replace(/_/g, ' ') +
	'" has been archived. <a href="' + searchLink + '">Click to search in archives</a>.';
	div.style.fontSize = '90%';
	div.style.paddingLeft = '20px';

	$('#mw-content-text').before(div);

});