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Showing content from https://en.wikipedia.org/wiki/User:Erutuon/scripts/footnoteCleanup.js below:

User:Erutuon/scripts/footnoteCleanup.js - Wikipedia

From Wikipedia, the free encyclopedia

Code that you insert on this page could contain malicious content capable of compromising your account. If you import a script from another page with "importScript", "mw.loader.load", "iusc", or "lusc", take note that this causes you to dynamically load a remote script, which could be changed by others. Editors are responsible for all edits and actions they perform, including by scripts. User scripts are not centrally supported and may malfunction or become inoperable due to software changes. A guide to help you find broken scripts is available. If you are unsure whether code you are adding to this page is safe, you can ask at the appropriate village pump.
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/* <nowiki>

	Moves refs and citation needed tags after punctuation.
*/

const namespaceNumber = mw.config.get("wgNamespaceNumber");

// Add a link just above the edit box, if you're in the main or Draft namespace.
if ( namespaceNumber === 0 || namespaceNumber === 118 )
{
	mw.loader.load("//en.wiktionary.org/w/index.php?title=User:Erutuon/styles/wikitext-cleanup.css&action=raw&ctype=text/css", "text/css");
		

	var cleanUpFootnotes = function ()
	{
		var textbox = $("#wpTextbox1");
		
		if ( !textbox )
			return;
		
		const oldContents = textbox.val();
		var contents = oldContents;
		
		var escaped = [];
		var i = 0;
		
		var replacements = [];
		var count = 0;
		
		var escape = function(text, regexString)
		{
			var regex = new RegExp(regexString, "g");
			text = text.replace(
				regex,
				function(match)
				{
					escaped[i] = match;
					var replacement = "%%" + i + "%%";
					i += 1;
					return replacement;
				}
			);
			return text;
		};
		
		var puncRegex = /((?:%%\d+%%)+)([\.\,\;\:\"]{1,3})/g;
		
		var reorder = function(match, capture1, capture2)
		{
			count += 1;
			var replacement = capture2 + capture1;
			replacements.push(replacement);
			return replacement;
		};
		
		var fixPunctuationPlacement = function(text)
		{
			while ( puncRegex.test(text) )
				text = text.replace(
					/((?:%%\d+%%)+)([\.\,\;\:\"]{1,3})/g,
					reorder
				);
			
			return text;
		};
		
		/*	Escape various things:
			ref tags				*/
		contents = escape(
			contents,
			"<ref[^>]*>[^<]+<\\/ref>"
		);
		contents = escape(
			contents,
			"<ref[^\\/]+\\/>"
		);
		
		// citation needed
		contents = escape(
			contents,
			"\\{\\{(?:[Cc]itation needed|[Cc]n|[Ff]act|[Cc]b|[Cc]tn|[Rr]ef\\?)\\|[^\}]+\\}\\}"
		);
		
		contents = fixPunctuationPlacement(contents);
		
		// footnote templates
		/*	Handles up to one level of nested templates.
			Any more, and there may be problems.			*/
		contents = escape(
			contents,
			"\\{\\{(?:sfn|efn|rfn)\\|(?:[^\\}]*?(?:\\{\\{[^\\}]+\\}\\})?)+\\}\\}"
		);
		
		if ( i > 0 )
		{
			mw.notify(i + " refs found.");
		}
		
		contents = fixPunctuationPlacement(contents);
		
		if ( count > 0 ) {
			mw.notify(count + " correction" + ( ( count > 1 && "s" ) || "" ) + " made: " + replacements.join());
		}
		
		/*	Unescape the various things escaped above.
			This has to be done twice, since escaping was done twice.	*/
		contents = contents.replace(
			/%%(\d+)%%/g,
			function(wholematch, number) {
				number = Number(number);
				return escaped[number];
			}
		);
		contents = contents.replace(
			/%%(\d+)%%/g,
			function(wholematch, number) {
				number = Number(number);
				return escaped[number];
			}
		);
		
		var isUnchanged = ( oldContents === contents );
		
		if ( isUnchanged )
		{
			mw.notify("No misplaced footnotes or tagging templates were found.");
		}
		
		textbox.val(contents);
		$("#wpSummary").val(function(index, summary)
			{
				var addition = "made sure refs are after punctuation with [[User:Erutuon/footnoteCleanup.js|JavaScript]]; see [[WP:REFPUNC]]";
				
				const afterSectionName = summary.match(/^(?:\/\*[^\*]+\*\/)?\s*(.+)/);
				
				if ( afterSectionName && afterSectionName[1].length > 1 )
				{
					addition = "; " + addition;
				}
				
				if ( !isUnchanged && ( !afterSectionName || !afterSectionName[1].includes(addition) ) )
					return summary + addition;
				else
					return summary;
			}
		);
	};
		
	if ( !$("#wikitext-cleanup-button-wrapper").length )
		$("#editform").prepend('<div id="wikitext-cleanup-button-wrapper"></div>');
	$("#wikitext-cleanup-button-wrapper")
		.append(`<div id="footnote-cleanup" class="wikitext-cleanup-button">clean up footnotes</div>`);
	$("#footnote-cleanup")
		.click(cleanUpFootnotes);
}

// </nowiki>

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