Adding function to check if the current page is the main space or (optionally) relate...

diff --git a/resources/mediawiki.util/mediawiki.util.js b/resources/mediawiki.util/mediawiki.util.js
index ad9c299..96a53af 100644 (file)
--- a/resources/mediawiki.util/mediawiki.util.js
+++ b/resources/mediawiki.util/mediawiki.util.js
@@ -272,6 +272,36 @@
                // Populated by init()
                '$content' : null,
 
+               /**
+                * Checks wether the current page is the wiki's main page.
+                *
+                * @param alsoRelated Boolean value, if true this function also returns true if the current page is
+                * in a different namespace page of the main page rather than the main page itself (eg. talk page)
+                * @return Boolean
+                */
+               'isMainPage' : function( alsoRelated ) {
+                       var isRelatedToMainpage = false;
+
+                       // Don't insert colon between namespace and title if the namespace is empty (eg. main namespace)
+                       var namespace = mw.config.get( 'wgFormattedNamespaces' )[mw.config.get( 'wgNamespaceNumber' )];
+                       namespace = namespace ? namespace + ':' : '';
+
+                       // We can't use (wgMainPageTitle == wgPageName) since the latter is escaped (underscores) and has other
+                       // slight variations that make comparison harder.
+                       var isTheMainPage = mw.config.get( 'wgMainPageTitle' ) === ( namespace + mw.config.get( 'wgTitle' ) );
+
+                       // Also check for the title in related namespaces ?
+                       if ( typeof alsoRelated !== 'undefined' && alsoRelated === true ) {
+                               var contentTabLink = wgServer + $( '#ca-talk' ).prev( 'li' ).find( 'a:first' ).attr( 'href' );
+                               isRelatedToMainpage = contentTabLink === mw.util.wikiGetlink( mw.config.get( 'wgMainPageTitle' ) );
+
+                               return isRelatedToMainpage || isTheMainPage;
+                       }
+
+                       return isTheMainPage;
+               },
+
+
                /**
                 * Add a link to a portlet menu on the page, such as:
                 *