MediaWiki:Gadget-CentralAuthInterlinkFixer.js

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/**
 * Fix links like User:Example@somewiki on Special:Log and Special:Recentchanges
 * @author VasilievVV, 2008-2010
 * @author Kalan, 2008
 * @author Splarka, 2008
 * @author Krinkle, 2012
 */
/*global mediaWiki, jQuery */
/*jshint browser:true */
(function (mw, $) {
	'use strict';
	function host(id) {
		var wikimedia, idNoSpaces;
		if (id === 'mediawikiwiki') {
			return 'mediawiki.org';
		}
		if (id === 'foundationwiki') {
			return 'wikimediafoundation.org';
		}
		if (id === 'wikidatawiki') {
			return 'wikidata.org';
		}
		wikimedia = /^(advisory|auditcom|board|chair|chapcom|collab|comcom|commons|exec|grants|incubator|internal|login|meta|office|otrs wiki|quality|spcom|species|strategy|steward|wikimaniateam|wikimania20\d\d)wiki$/;
		if (wikimedia.test(id)) {
			return id.replace(/ /g, '-').replace(/_/g, '-').replace(/wiki$/, '.wikimedia.org');
		}
		idNoSpaces = id.match(/(arbcom enwiki|labswikimedia|pa uswikimedia|wg enwiki)$/) ? id.replace(/ /g, '.') : id.replace(/ /g, '-');
		idNoSpaces = idNoSpaces
			.replace(/(wiki([mp]edia|quote|source|books|news|versity)|wiktionary)/, '.$1.org')
			.replace(/wiki$/, '.wikipedia.org');
		if (idNoSpaces.indexOf('.org') !== -1) {
			return idNoSpaces;
		}
		return false;
	}

	function fixCrosswikiLinks() {
		$('body li a').each(function () {
			var bits, wiki, user, hostName,
				$el = $(this),
				txt = $el.text();
			if (txt.indexOf('@') !== -1 && txt.indexOf('/') === -1 && /^User\:/i.test(txt)) {
				bits = txt.split('@');
				user = bits.shift().replace(/^\s*User:(.+)\s*$/g, '$1');
				wiki = bits.join('@');
				if (wiki === 'global') {
					$el.attr('href', mw.config.get('wgScript') + '?title=Special:CentralAuth&target=' + encodeURIComponent(user));
				} else {
					hostName = host(wiki);
					if (hostName) {
						$el.attr('href', '//' + hostName + '/wiki/User:' + encodeURIComponent(user));
					}
				}
				if (wiki !== 'metawiki') {
					$el.removeClass('new external').addClass('extiw');
				}
				$el.attr('title', txt);
			}
		});
	}

	if (mw.config.get('wgCanonicalSpecialPageName') === 'Log' || mw.config.get('wgCanonicalSpecialPageName') === 'Recentchanges') {
		mw.hook('wikipage.content').add(fixCrosswikiLinks);
	}
}(mediaWiki, jQuery));