User:Andrybak/Scripts/user-tabs-on-contribs.js

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This user script seems to have a documentation page at User:Andrybak/Scripts/user-tabs-on-contribs.

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/*
 * This is a fork of [[User:Enterprisey/user-tabs-on-contribs.js]],
 * as of https://en.wikipedia.org/w/index.php?oldid=916388347
 */

(() => {
	if ((mw.config.get('wgNamespaceNumber') !== -1) ||
			(mw.config.get('wgCanonicalSpecialPageName') !== 'Contributions'))
	{
		return;
	}

	/** Makes a tab linking to the given page name. redlink is a boolean indicating
	 * whether the page exists or not. */
	function utocMakeTab( label, pageName, redlink, accesskey, id ) {
		setTimeout(() => {
			const previousVersion = document.querySelector(".emptyPortlet #" + id);
			if (previousVersion) {
				previousVersion.remove();
			}
		}, 0);
		var tab = $( "<li>" ).append( $( "<a>" )
					.text( label )
					.attr( "accesskey", accesskey )
					.attr( "title", pageName + " (access key " + accesskey + ")" )
					.attr( "href", mw.util.getUrl( pageName ) ) )
				.attr( "id", id );
		if( redlink ) tab.addClass( "new" );
		tab.addClass('vector-tab-noicon mw-list-item');
		return tab;
	}
	
	function getUserPageTabName() {
		const nsTabUser = mw.message('Nstab-user');
		if (!nsTabUser) {
			return "User page";
		}
		return nsTabUser.text();
	}
	
	function getUserTalkPageTabName() {
		const nsTabTalk = mw.message('Nstab-talk');
		if (!nsTabTalk || nsTabTalk.text().length === 0) {
			const talk = mw.message('Talk');
			if (!talk) {
				return "Talk";
			}
			return talk.text();
		}
		return nsTabTalk.text();
	}

	$.when(
		mw.loader.using( [ "mediawiki.api", "mediawiki.util" ] ),
		$.ready
	).then( function () {
		/*
		 * Load localization messages:
		 * [[MediaWiki:Nstab-user talk]], [[MediaWiki:Nstab-user]], [[MediaWiki:Talk]]
		 */
		new mw.Api().loadMessagesIfMissing(['Nstab-user', 'Nstab-talk', 'Talk']).done(() => {
			var username = mw.config.get( "wgTitle" ).substring( 14 ) || mw.util.getParamValue( "target" );
			new mw.Api().get( {
				action: "query",
				titles: "User:" + username + "|User talk:" + username,
				formatversion: "2"
			} ).done( function ( data ) {
				if( data && data.query && data.query.pages ) {
					var userPageExists = true, userTalkPageExists = true;
					Object.values( data.query.pages ).forEach( function ( v ) {
						if( v.title.startsWith( "User:" ) ) userPageExists = v.hasOwnProperty( "missing" );
						else userTalkPageExists = v.hasOwnProperty( "missing" );
					} );
					$('#p-associated-pages').removeClass('emptyPortlet');
					const userPageTabName = getUserPageTabName();
					const userTalkPageTabName = getUserTalkPageTabName();
					$( "#left-navigation nav ul" )
						.append(utocMakeTab(userPageTabName, "User:" + username, userPageExists, "c", "ca-nstab-user"))
						.append(utocMakeTab(userTalkPageTabName, "User talk:" + username, userTalkPageExists, "t", "ca-nstab-talk"));
				}
			} );
		});
	} );

})();