User:Dlrohrer2003/source-code-wikilinks.js

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/* Source Code Wikilinks
 * =============================================================================
 * Description: Create links from wiki-formatted text in comments on User,
 *              MediaWiki and Template namespace script and style pages.
 *              Idea originally proposed on
 *              [[WP:Village_pump_(technical)/Archive_84#Script_for_wikilinks_in_CSS.2FJS_pages]].
 *
 *      Author: [[User:Dlrohrer2003]]
 *
 *  Categories: [[Category:Wikipedia scripts]]
 */
 
/* *** NOTICE ***

This script is deprecated and will no longer be maintained. I am leaving it up for historical reference.

see: [[phab:T368166]]

*/

( function ( mw, $ ) {
	'use strict';

	const conf = mw.config.get( [ 'wgPageContentModel' ] );

	// If not on a source code page, return.
	if ( conf.wgPageContentModel !== 'css' && conf.wgPageContentModel !== 'sanitized-css' && conf.wgPageContentModel !== 'javascript' ) {
		return false;
	}

	const reLink = /\[\[\s*([^\|\]]+)\s*\]\]/ig;
	const reLinkPiped = /\[\[\s*([^\|\]]+)\s*\|\s*([^\]]+)\s*\]\]/ig;
	const reTemplate = /\{\{\s*(?!subst:|#invoke:)([^\|\}]+)\s*\}\}/ig;
	const reTemplateSubst = /\{\{\s*(subst:)([^\|\}]+)\s*\}\}/ig;
	const reModuleInvoke = /\{\{\s*(#invoke:)([^\|\}]+)\s*\}\}/ig;
	const reTemplateArg = /\{\{\s*(?!subst:|#invoke:)([^\|\}]+)\s*\|\s*([^\}]+)\s*\}\}/ig;
	const reTemplateArgSubst = /\{\{\s*(subst:)([^\|\}]+)\s*\|\s*([^\}]+)\s*\}\}/ig;
	const reModuleArgInvoke = /\{\{\s*(#invoke:)([^\|\}]+)\s*\|\s*([^\}]+)\s*\}\}/ig;
	const reReplaceWhitespace = /(href=\"[^\"\s]+)\s+([^\"]+\")/;

	function linkifyText( comment ) {

		let text = comment.innerHTML;

		// All links without piped titles or category sort keys
		text = text.replace( reLink, '[[<a href="/wiki/$1" title="$1">$1</a>]]' );

		// Links with piped titles and category links with piped sort keys
		text = text.replace( reLinkPiped, '[[<a href="/wiki/$1" title="$1">$1</a>|$2]]' );

		// Template links without arguments
		text = text.replace( reTemplate, '{{<a href="/wiki/Template:$1" title="Template:$1">$1</a>}}' );
		text = text.replace( reTemplateSubst, '{{$1<a href="/wiki/Template:$2" title="Template:$2">$2</a>}}' );
		text = text.replace( reModuleInvoke, '{{$1<a href="/wiki/Module:$2" title="Module:$2">$2</a>}}' );

		// Template links with arguments
		text = text.replace( reTemplateArg, '{{<a href="/wiki/Template:$1" title="Template:$1">$1</a>|$2}}' );
		text = text.replace( reTemplateArgSubst, '{{$1<a href="/wiki/Template:$2" title="Template:$2">$2</a>|$3}}' );
		text = text.replace( reModuleArgInvoke, '{{$1<a href="/wiki/Module:$2" title="Module:$2">$2</a>|$3}}' );

		// Replace all whitespace in the href attribute with underscores
		while ( text.match( reReplaceWhitespace ) ) {
			text = text.replace( reReplaceWhitespace, '$1_$2' );
		}

		comment.innerHTML = text;
	}

	document
		.querySelectorAll( 'pre .cm, pre .c1, pre .c' )
		.forEach( linkifyText );

	return true;
})( mediaWiki, jQuery );