MediaWiki:Common.css

Note: After publishing, you may have to bypass your browser's cache to see the changes.

• Firefox / Safari: Hold Shift while clicking Reload, or press either Ctrl-F5 or Ctrl-R (⌘-R on a Mac)
• Google Chrome: Press Ctrl-Shift-R (⌘-Shift-R on a Mac)
• Internet Explorer / Edge: Hold Ctrl while clicking Refresh, or press Ctrl-F5
• Opera: Press Ctrl-F5.

$wgUser->isLoggedIn() >>>> $skin->getUser()->isLoggedIn()
$wgHooks['BeforePageDisplay'][] = 'efAddSkinStylesAnon'; >>>> 'efAddSkinStyles'
function efAddSkinStyles(OutputPage &$out, Skin &$skin) {
    if(!$skin->getUser()->isLoggedIn()) {
        if ($skin->getSkinName() == 'vector legacy') {
            $out->addInlineStyle('#ca-history { display:none; }');
        }
    } else {
        if ($skin->getSkinName() == 'vector legacy') {
            $out->addInlineStyle('#ca-view { display:none; }');
        }
    }

    return true;
}
$wgHooks['BeforePageDisplay'][] = 'efAddSkinStyles';