70 lines
1.5 KiB
JavaScript
70 lines
1.5 KiB
JavaScript
/*\
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title: $:/core/modules/parsers/wikiparser/rules/prettylink.js
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type: application/javascript
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module-type: wikirule
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Wiki text inline rule for pretty links. For example:
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```
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[[Introduction]]
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[[Link description|TiddlerTitle]]
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```
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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exports.name = "prettylink";
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exports.types = {inline: true};
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exports.init = function(parser) {
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this.parser = parser;
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// Regexp to match `[[Alias|Title^blockId]]`, the `Alias|` and `^blockId` are optional.
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this.matchRegExp = /\[\[(.*?)(?:\|(.*?)?)?(?:\^([^|\s^]+)?)?\]\]/mg;
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};
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exports.parse = function() {
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// Move past the match
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this.parser.pos = this.matchRegExp.lastIndex;
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// Process the link
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var text = this.match[1],
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link = this.match[2] || text,
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anchor = this.match[3] || "";
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if($tw.utils.isLinkExternal(link)) {
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// add back the part after `^` to the ext link, if it happen to has one.
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if(anchor) {
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link = link + "^" + anchor;
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}
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return [{
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type: "element",
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tag: "a",
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attributes: {
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href: {type: "string", value: link},
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"class": {type: "string", value: "tc-tiddlylink-external"},
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target: {type: "string", value: "_blank"},
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rel: {type: "string", value: "noopener noreferrer"}
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},
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children: [{
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type: "text", text: text
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}]
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}];
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} else {
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return [{
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type: "link",
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attributes: {
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to: {type: "string", value: link},
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toAnchor: {type: "string", value: anchor},
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},
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children: [{
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type: "text", text: text
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}]
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}];
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}
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};
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})();
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