mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-30 13:29:56 +00:00
90 lines
2.3 KiB
JavaScript
Executable File
90 lines
2.3 KiB
JavaScript
Executable File
/*\
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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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// Convert internal links to proper wikilinks
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if (widget.tag === "a" && widget.attributes.href.value[0] === "#") {
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widget.type = "link";
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widget.attributes.to = widget.attributes.href;
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if (widget.attributes.to.type === "string") {
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//Remove '#' before conversion to wikilink
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widget.attributes.to.value = widget.attributes.to.value.substr(1);
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}
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//Children is fine
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delete widget.tag;
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delete widget.attributes.href;
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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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