mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-26 18:10:27 +00:00
9e6dab06cc
Fixes #855 - albeit it’s a bit of a kluge. The internal format returned by `markdown.toHTMLTree()` isn’t sufficiently well documented for me to be confident that the new code is resilient to all the things that might be returned.
78 lines
1.8 KiB
JavaScript
78 lines
1.8 KiB
JavaScript
/*\
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title: $:/plugins/tiddlywiki/markdown/wrapper.js
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type: application/javascript
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module-type: parser
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Wraps up the markdown-js parser for 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 $tw: false */
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"use strict";
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var markdown = require("$:/plugins/tiddlywiki/markdown/markdown.js");
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var CONFIG_DIALECT_TIDDLER = "$:/config/markdown/dialect",
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DEFAULT_DIALECT = "Gruber";
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function transformNodes(nodes) {
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var results = [];
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for(var index=0; index<nodes.length; index++) {
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results.push(transformNode(nodes[index]));
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}
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return results;
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}
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function transformNode(node) {
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if($tw.utils.isArray(node)) {
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var p = 0,
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widget = {type: "element", tag: node[p++]};
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if(!$tw.utils.isArray(node[p]) && typeof(node[p]) === "object") {
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widget.attributes = {};
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$tw.utils.each(node[p++],function(value,name) {
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widget.attributes[name] = {type: "string", value: value};
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});
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}
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widget.children = transformNodes(node.slice(p++));
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// Massage images into the image widget
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if(widget.tag === "img") {
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widget.type = "image";
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if(widget.attributes.alt) {
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widget.attributes.tooltip = widget.attributes.alt;
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delete widget.attributes.alt;
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}
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if(widget.attributes.src) {
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widget.attributes.source = widget.attributes.src;
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delete widget.attributes.src;
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}
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}
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return widget;
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} else {
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return {type: "text", text: node};
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}
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}
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var MarkdownParser = function(type,text,options) {
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var dialect = options.wiki.getTiddlerText(CONFIG_DIALECT_TIDDLER,DEFAULT_DIALECT),
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markdownTree = markdown.toHTMLTree(text,dialect),
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node = $tw.utils.isArray(markdownTree[1]) ? markdownTree.slice(1) : markdownTree.slice(2);
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this.tree = transformNodes(node);
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};
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/*
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[ 'html',
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[ 'p', 'something' ],
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[ 'h1',
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'heading and ',
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[ 'strong', 'other' ] ] ]
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*/
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exports["text/x-markdown"] = MarkdownParser;
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})();
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