From 8ba3e8973e67eb09d131539eb0d2816b90216733 Mon Sep 17 00:00:00 2001
From: Tobias Beer <beertobias@gmail.com>
Date: Thu, 8 Jan 2015 21:26:48 +0100
Subject: [PATCH] autolinks system tiddlers

enhanced extlink parser to cover system tiddler links

of course, only those without spaces in their title

didn't want to open up an extra parser for this as extlink has all the
basics
---
 .../parsers/wikiparser/rules/extlink.js       | 38 +++++++++++++------
 1 file changed, 27 insertions(+), 11 deletions(-)

diff --git a/core/modules/parsers/wikiparser/rules/extlink.js b/core/modules/parsers/wikiparser/rules/extlink.js
index 539d0f11b..b9df988be 100644
--- a/core/modules/parsers/wikiparser/rules/extlink.js
+++ b/core/modules/parsers/wikiparser/rules/extlink.js
@@ -3,16 +3,20 @@ title: $:/core/modules/parsers/wikiparser/rules/extlink.js
 type: application/javascript
 module-type: wikirule
 
-Wiki text inline rule for external links. For example:
+Wiki text inline rule for external links and system tiddler links.
+Can be suppressed preceding them with `~`.
 
 ```
-An external link: http://www.tiddlywiki.com/
+; system tiddler
+: $:/config
 
-A suppressed external link: ~http://www.tiddlyspace.com/
+; external link
+: http://www.tiddlywiki.com/
+
+; suppressed external link
+: ~http://www.tiddlyspace.com/
 ```
 
-External links can be suppressed by preceding them with `~`.
-
 \*/
 (function(){
 
@@ -26,29 +30,41 @@ exports.types = {inline: true};
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /~?(?:file|http|https|mailto|ftp|irc|news|data|skype):[^\s<>{}\[\]`|'"\\^~]+(?:\/|\b)/mg;
+	this.matchRegExp = /~?(?:\$|file|http|https|mailto|ftp|irc|news|data|skype):[^\s<>{}\[\]`|'"\\^~]+(?:\/|\b)/mg;
 };
 
 exports.parse = function() {
+	var match = this.match[0];
 	// Move past the match
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Create the link unless it is suppressed
-	if(this.match[0].substr(0,1) === "~") {
-		return [{type: "text", text: this.match[0].substr(1)}];
+	if(match.substr(0,1) === "~") {
+		return [{type: "text", text: match.substr(1)}];
+	} else if(match.substr(0,1) === "$") {
+		return [{
+			type: "link",
+			attributes: {
+				to: {type: "string", value: match}
+			},
+			children: [{
+				type: "text",
+				text: match
+			}]
+		}];
 	} else {
 		return [{
 			type: "element",
 			tag: "a",
 			attributes: {
-				href: {type: "string", value: this.match[0]},
+				href: {type: "string", value: match},
 				"class": {type: "string", value: "tc-tiddlylink-external"},
 				target: {type: "string", value: "_blank"}
 			},
 			children: [{
-				type: "text", text: this.match[0]
+				type: "text", text: match
 			}]
 		}];
 	}
 };
 
-})();
+})();
\ No newline at end of file