User:Ricordisamoa/autolink.js

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Documentation for this user script can be added at User:Ricordisamoa/autolink.
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// Autolink [[wikilinks]], [external links] and {templates} (especially useful for monobook.js 
// and similar pages); adapted from [[Wikipedia:WikiProject User scripts/Scripts/Autolink]]

/* ---------------------------------------------------------------------------------------------- */

$(function () {

    var autolinkCronoSpecial = ['Recentchanges', 'Watchlist', 'Recentchangeslinked',
                                'Newpages', 'Log', 'Contributions'].indexOf(mw.config.get('wgCanonicalSpecialPageName')) !== -1;
    // Special crono pages where this script is enabled

    if ((typeof(autolinkMySpecialPage) != "undefined"))
       autolinkCronoSpecial = autolinkCronoSpecial || mw.config.get('wgPageName') == autolinkMySpecialPage;

    if (mw.config.get('wgNamespaceNumber') === -1 && !autolinkCronoSpecial) {

       return; // Disabled in the other special pages

    }

    if (typeof(autolinkParseLink) == 'undefined') { 

       autolinkParseLink = true; // Parse links in all cases, even in diffs. To be disabled when wikEd is active

    }

/* ---------------------------------------- Variables ------------------------------------------- */

    var autolinkDiff = mw.util.getParamValue('diff') !== null;
    // It says if I'm in a diff page

    var autolinkCrono = (mw.config.get('wgAction') == 'history' || autolinkCronoSpecial);
    // It says if I'm in a history page

    var autolinkEdit = ['edit', 'submit'].indexOf(mw.config.get('wgAction')) !== -1;
    // It says if I'm in an edit or submit page
	
	var autolinkColor; // links color

    var autolinkTargetDiv = [];

    if (autolinkDiff) { // in diff pages
		if (autolinkParseLink) { // without wikEd
			autolinkTargetDiv[0] = document.querySelectorAll('.diff tr:not(:first-child)');

			autolinkTargetDiv[1] = document.getElementsByClassName('firstrevisionheader');
			autolinkColor = 'inherit'; // not coloured links
		} else { // with wikEd
			autolinkTargetDiv[0] = document.getElementsByClassName('comment');
			autolinkColor = ''; // coloured links 
		}
    } else if (autolinkCrono || autolinkEdit) { // in comments
		autolinkTargetDiv[0] = document.getElementsByClassName('comment');
		autolinkColor = ''; // coloured links
	} else { // in code sections
           autolinkTargetDiv[0] = document.getElementsByTagName('source');
           autolinkTargetDiv[1] = document.getElementsByClassName('javascript');
           autolinkTargetDiv[2] = document.getElementsByClassName('source-javascript');
           autolinkTargetDiv[3] = document.getElementsByClassName('css');
           autolinkTargetDiv[4] = document.getElementsByClassName('source-css');
	   autolinkColor = ''; // coloured links
    }

/* ------------------------------------------ Regex --------------------------------------------- */

	var autolinkRegexTl;
	var autolinkRegexURL;
	
	var autolinkRegexURLinWcodeWoLabel;
	var autolinkRegexSubstinWcodeWoLabel;
	var autolinkRegexURLinWcodeWithLabel;
	var autolinkRegexSubstinWcodeWithLabel;
	var autolinkRegexOtherPages;
	var autolinkRegexSubstOtherPages;	
	var autolinkRegexTemplate;
	var autolinkRegexSubstTemplate;
	var autolinkRegexWlink1;
	var autolinkRegexSubstWlink1;
	var autolinkRegexWlink2;
	var autolinkRegexSubstWlink2;
	
	var autolinkRegexInternalURL;
	var autolinkRegexImportScript;

        var autolinkActivateHTML = false;

	/*   ------------------------------------------------------------------------------------------ */

	autolinkRegexTl = /([^{]{{2}\s*[Tt]l\|)([^[\]{}|:<>\n]+)/g;
    // For {{tl}}
	
	autolinkRegexURL = /((?:[^"\[]|[^=]")(?:<span class="diffchange">)?)((?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+?)(?=(?:<\/span>)?[\s|)\]}'"])/g;
    // External links (no wikicode)

// Regex for diffs

        autolinkRegexURLinWcodeWoLabel = /((?:[^\[]|^)\[\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?\s*)((?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+)((?:<\/span>)?(?:<span class="diffchange">)?)([\w._\/\\~%\-+&#?!=()@:]*)((?:<\/span>)?(?:<span class="diffchange">)?)([\w._\/\\~%\-+&#?!=()@:]*)([^\]\n]*\])/gm;
		autolinkRegexSubstinWcodeWoLabel = '$1<a class="external autolink" style="color:' + autolinkColor + '" href="$2$4$6">$2</a>$3<a class="external autolink" style="color:' + autolinkColor + '" href="$2$4$6">$4</a>$5<a class="external autolink" style="color:' + autolinkColor + '" href="$2$4$6">$6</a>$7';
		// External links in diff pages, wikicode without label

		autolinkRegexURLinWcodeWithLabel = autolinkRegexURLinWcodeWoLabel;
		autolinkRegexSubstinWcodeWithLabel = autolinkRegexSubstinWcodeWoLabel;
		// External links in diff pages, wikicode with label
		
		autolinkRegexOtherPages = /((?:[^{]|^)\{{2}\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?\s*(?:(?:[Ss][Uu][Bb][Ss][Tt]|[Mm][Ss][Gg]|[Mm][Ss][Gg][Nn][Ww])\s*:)?\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?\s*)((?:[Dd]iscussion[ei] ?)?\s*(?:[Ss]peciale?|[Ww](?:ikipedia|P)|[Tt]emplate|[Uu](?:ser|tente)|[Pp]ortale?|[Pp]rogetto)?\s*(?: ?[Tt]alk)?\s*:[^[\]{}|:<>\n]+)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|:<>\n]*)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|:<>\n]*)(\||}{2})/gm;
		autolinkRegexSubstOtherPages = '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$2</a>$3<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$4</a>$5<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$6</a>$7';
		// Other pages included in diff pages
	   
		autolinkRegexTemplate = /((?:[^{]|^)\{{2}\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?\s*(?:(?:[Ss][Uu][Bb][Ss][Tt]|[Mm][Ss][Gg]|[Mm][Ss][Gg][Nn][Ww])\s*:)?\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?)([^[\]{}|:<>\n]+)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|:<>\n]*)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|:<>\n]*)(\||}{2}|:)/gm;
		autolinkRegexSubstTemplate = '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/Template:$2$4$6">$2</a>$3<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/Template:$2$4$6">$4</a>$5<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/Template:$2$4$6">$6</a>$7';
		// Templates in diff pages   
		
		autolinkRegexWlink1 = /(\[{2}\s*(?:<\/span>)?\s*(?:<span class="diffchange">)?\s*)([^[\]{}|<>\n]+)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|<>\n]*)((?:<\/span>)?(?:<span class="diffchange">)?)([^[\]{}|<>\n]*)((?:[^\]\n]|\][^\]])*\]{2})/g;
		autolinkRegexSubstWlink1 = '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$2</a>$3<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$4</a>$5<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2$4$6">$6</a>$7';
		// Wikilinks in diff pages
		
		autolinkRegexWlink2 = autolinkRegexWlink1;
		autolinkRegexSubstWlink2 = autolinkRegexSubstWlink1;

// Regex for comments or code sections

    if (!autolinkDiff || (autolinkDiff && !autolinkParseLink)) {

      autolinkRegexURLinWcodeWoLabel = /([^\[]|^)\[\s*((?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+)\s*\]/gm;
      autolinkRegexSubstinWcodeWoLabel = '$1<a class="external autolink" style="color:' + autolinkColor + '" href="$2">$2</a>';
      // External links in comments or code sections, wikicode without label

      autolinkRegexURLinWcodeWithLabel = /([^\[]|^)\[\s*((?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+)\s+([^\n]+?)\s*\]/gm;
      autolinkRegexSubstinWcodeWithLabel = '$1<a class="external autolink" style="color:' + autolinkColor + '" href="$2">$3</a>';
      // External links in comments or code sections, wikicode with label (the URL will not be visible)
	  
	  autolinkRegexOtherPages = /((?:[^{]|^)\{{2}\s*(?:(?:[Ss][Uu][Bb][Ss][Tt]|[Mm][Ss][Gg]|[Mm][Ss][Gg][Nn][Ww])\s*:)?\s*)((?:[Dd]iscussion[ei] ?)?\s*(?:[Ss]peciale?|[Ww](?:ikipedia|P)|[Tt]emplate|[Uu](?:ser|tente)|[Pp]ortale?|[Pp]rogetto)?\s*(?: ?[Tt]alk)?\s*:[^[\]{}|:<>\n]+)(\||}{2})/gm;
	  autolinkRegexSubstOtherPages = '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$2">$2</a>$3';
	  // Other pages included in comments or code sections
	  
	  autolinkRegexTemplate = /((?:[^{]|^)\{{2}\s*(?:(?:[Ss][Uu][Bb][Ss][Tt]|[Mm][Ss][Gg]|[Mm][Ss][Gg][Nn][Ww])\s*:)?\s*)([^[\]{}|:<>\n]+)(\||}{2}|:)/gm;
	  autolinkRegexSubstTemplate = '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/Template:$2">$2</a>$3';
	  // Templates in comments or code sections	  

	  autolinkRegexWlink1 = /\[{2}\s*([^[\]{}|<>\n]+?)\s*\|\s*(.+?)\s*\]{2}/g;
      autolinkRegexSubstWlink1 = '<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$1">$2</a>';
	  // Wikilinks in code sections, with label
	  
	  autolinkRegexWlink2 = /\[{2}\s*([^[\]{}|<>\n]+?)\s*\|?\s*\]{2}/g;
      autolinkRegexSubstWlink2 = '<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$1">$1</a>';
	  // Wikilinks in code sections, without label
	  
	  autolinkActivateHTML = true;
	  // Activate some HTML (inline) and wikicode for bold and italic

    }

    autolinkRegexInternalURL = /([^=])('|"|\s)((?:\/?w\/index\.php\?|\/?wiki\/)[\w._\/\\~%\-+&#?!=()@:]+)\2/g;
    // External links (no wikicode, under wgServer)

    autolinkRegexImportScript = /([Ii]mport[Ss]cript(?:<span class="br0">)?\((?:<\/span><span class="st0">)?)('|")([^[\]{}|<>\n]+?)(\2(?:<\/span><span class="br0">)?\)(?:<\/span>)?)/g;
    // ImportScript

/*   ---------------------------------------------------------------------------------------------- */

    for (i=0; i<autolinkTargetDiv.length; i++) {

       for (j=0; j<autolinkTargetDiv[i].length; j++) {

			var autolinkContent = autolinkTargetDiv[i][j].innerHTML;

			autolinkContent = autolinkContent.replace(/&lt;/g, '&shy;<&shy;');
			autolinkContent = autolinkContent.replace(/&gt;/g, '&shy;>&shy;');
			// &amp;lt; to &amp;shy;<&amp;shy; and &amp;gt; to &amp;shy;>&amp;shy; (&amp;shy; is a marker)

			autolinkContent = autolinkContent.replace(/&amp;/g, '&');
			// &amp;amp; to &
			
			/* ----------------------------------------------------------------------------------- */

			autolinkContent = autolinkContent.replace(autolinkRegexTl, '$1<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/Template:$2">$2</a>');
			// For {{tl}}: make his argument into link

			autolinkContent = autolinkContent.replace(autolinkRegexURL, '$1<a class="external autolink" style="color:' + autolinkColor + '" href="$2">$2</a>'); 
			// Parse inactive external links (no wikicode)

			autolinkContent = autolinkContent.replace(autolinkRegexURLinWcodeWoLabel, autolinkRegexSubstinWcodeWoLabel);
			// Make external links in wikicode without label into links


			autolinkContent = autolinkContent.replace(autolinkRegexURLinWcodeWithLabel, autolinkRegexSubstinWcodeWithLabel);
			// Make external links in wikicode with label into links
			
			autolinkContent = autolinkContent.replace(autolinkRegexOtherPages, autolinkRegexSubstOtherPages);
			// Make other pages included code into links

			autolinkContent = autolinkContent.replace(autolinkRegexTemplate, autolinkRegexSubstTemplate);
			autolinkContent = autolinkContent.replace(/href\="\/wiki\/Template\:#/g, 'href="/wiki/Help:');
			// Make template code into links

			autolinkContent = autolinkContent.replace(autolinkRegexWlink1, autolinkRegexSubstWlink1);
			autolinkContent = autolinkContent.replace(autolinkRegexWlink2, autolinkRegexSubstWlink2);
			// Make wikilink code into links

			autolinkContent = autolinkContent.replace(autolinkRegexInternalURL, '$1$2<a class="external autolink" style="color:' + autolinkColor + '" href="' + wgServer + '$3">$3</a>$2');
			// Parse inactive external links (no wikicode, under wgServer)

			autolinkContent = autolinkContent.replace(autolinkRegexImportScript, '$1$2<a class="autolink" style="color:' + autolinkColor + '" href="/wiki/$3">$3</a>$4');
			// Parse ImportScript

			/* ----------------------------------------------------------------------------------- */
			
			autolinkContent = autolinkContent.replace(/&shy;<&shy;/g, '&lt;');
			autolinkContent = autolinkContent.replace(/&shy;>&shy;/g, '&gt;');
			// &amp;shy;<&amp;shy; to &amp;lt; and &amp;shy;>&amp;shy; to &amp;gt; (revert)
			
			if (autolinkActivateHTML) {
		 
				autolinkContent = autolinkContent.replace(/&lt;(span|b|i|strong|small|tt|del|s|u|sub|sup)&gt;(.*?)&lt;\/(\1)&gt;/g, '<$1>$2</$3>');
				autolinkContent = autolinkContent.replace(/([^']|^)'{3}(.+?)'{3}([^']|$)/gm, '$1<b>$2</b>$3');
				autolinkContent = autolinkContent.replace(/([^']|^)'{2}(.+?)'{2}([^']|$)/gm, '$1<i>$2</i>$3');
			
                                if (autolinkCrono || autolinkEdit)
                                	autolinkContent = autolinkContent.replace(/<i>(.*?)<\/i>/g, '<span title="italic" style="border: 1px solid silver; padding: 2px;">$1</span>');
                                // I'm in a comment field (italic)

				}

                        if (autolinkDiff && autolinkParseLink) {
                        	autolinkContent = autolinkContent.replace(/<a [^>]+><\/a>/g, ''); // Clean
                                autolinkContent = autolinkContent.replace(/([^\[]|^)\[\s*(<a [^>]+>)(?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+(<\/a>)\s+([^\]\n]+)\]/gm, '$1$2$4$3');
                                autolinkContent = autolinkContent.replace(/([^\[]|^)\[\s*(<a [^>]+>)((?:https?|ftps?):\/\/[\w._\/\\~%\-+&#?!=()@:]+)(<\/a>)\s*\]/gm, '$1$2$3$4');
                        }

			autolinkTargetDiv[i][j].innerHTML = autolinkContent; // Write it back

       }

    }

});

// [[Category:Wikipedia scripts|Autolink]]