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https://github.com/Jermolene/TiddlyWiki5
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28b861451b
Now we check that the selected language is supported before we invoke highlight.js; left to its own devices, it crashes…
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
/*\
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title: $:/plugins/tiddlywiki/highlight/highlightblock.js
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type: application/javascript
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module-type: widget
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Wraps up the fenced code blocks parser for highlight and use in TiddlyWiki5
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\*/
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(function() {
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var TYPE_MAPPINGS_BASE = "$:/config/HighlightPlugin/TypeMappings/";
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var CodeBlockWidget = require("$:/core/modules/widgets/codeblock.js").codeblock;
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var hljs = require("$:/plugins/tiddlywiki/highlight/highlight.js");
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hljs.configure({tabReplace: " "});
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CodeBlockWidget.prototype.postRender = function() {
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var domNode = this.domNodes[0],
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language = this.language,
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tiddler = this.wiki.getTiddler(TYPE_MAPPINGS_BASE + language);
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if(tiddler) {
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language = tiddler.fields.text || "";
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}
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if(language && hljs.listLanguages().indexOf(language) !== -1) {
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domNode.className = language.toLowerCase() + " hljs";
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if($tw.browser && !domNode.isTiddlyWikiFakeDom) {
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hljs.highlightBlock(domNode);
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} else {
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var text = domNode.textContent;
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domNode.children[0].innerHTML = hljs.fixMarkup(hljs.highlight(language,text).value);
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// If we're using the fakedom then specially save the original raw text
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if(domNode.isTiddlyWikiFakeDom) {
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domNode.children[0].textInnerHTML = 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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