mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-09 11:29:58 +00:00
53 lines
1.3 KiB
JavaScript
53 lines
1.3 KiB
JavaScript
/*\
|
|
title: $:/core/modules/widgets/datauri.js
|
|
type: application/javascript
|
|
module-type: widget
|
|
|
|
The datauri widget displays the contents of a tiddler as a data URI.
|
|
|
|
\*/
|
|
(function(){
|
|
|
|
/*jslint node: true, browser: true */
|
|
/*global $tw: false */
|
|
"use strict";
|
|
|
|
var DataUriWidget = function(renderer) {
|
|
// Save state
|
|
this.renderer = renderer;
|
|
// Generate child nodes
|
|
this.generate();
|
|
};
|
|
|
|
DataUriWidget.prototype.generate = function() {
|
|
// Get parameters from our attributes
|
|
this.tiddlerTitle = this.renderer.getAttribute("tiddler",this.renderer.tiddlerTitle);
|
|
// Compose the data URI
|
|
var tiddler = this.renderer.renderTree.wiki.getTiddler(this.tiddlerTitle),
|
|
uri = "";
|
|
if(tiddler) {
|
|
var type = tiddler.fields.type || "text/vnd.tiddlywiki",
|
|
typeInfo = $tw.config.contentTypeInfo[type],
|
|
isBase64 = typeInfo && typeInfo.encoding === "base64",
|
|
parts = ["data:"];
|
|
parts.push(type);
|
|
parts.push(isBase64 ? ";base64" : "");
|
|
parts.push(",");
|
|
parts.push(isBase64 ? tiddler.fields.text : encodeURIComponent(tiddler.fields.text));
|
|
uri = parts.join("");
|
|
}
|
|
// Set the element
|
|
this.tag = "pre";
|
|
this.attributes = {
|
|
"class": "tw-data-uri"
|
|
};
|
|
// Create the renderers for the wrapper and the children
|
|
this.children = this.renderer.renderTree.createRenderers(this.renderer,[{
|
|
type: "text",
|
|
text: uri
|
|
}]);
|
|
};
|
|
|
|
exports.datauri = DataUriWidget;
|
|
|
|
})(); |