User:Erutuon/scripts/oldRevisionClass.js
< User:Erutuon | scripts
Note: You may have to bypass your browser’s cache to see the changes. In addition, after saving a sitewide CSS file such as MediaWiki:Common.css, it will take 5-10 minutes before the changes take effect, even if you clear your cache.
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/* Adds a class to the body tag when we are viewing an old revision.
Created after discussion at
[[Wiktionary:Beer parlour/2017/May#Restoring context template for page history legibility]].
*/
var latestRevision = mw.config.values.wgCurRevisionId;
var viewedRevision = mw.config.values.wgRevisionId;
var namespaceNumber = mw.config.values.wgNamespaceNumber;
if ( namespaceNumber > -1 && latestRevision !== viewedRevision )
$("body").addClass("old-revision");