kopia lustrzana https://github.com/miklobit/TiddlyWiki5
105 wiersze
2.8 KiB
JavaScript
105 wiersze
2.8 KiB
JavaScript
/*\
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title: $:/plugins/tiddlywiki/jszip/startup.js
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type: application/javascript
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module-type: startup
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Setup the root widget event handlers
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var JSZip = require("$:/plugins/tiddlywiki/jszip/jszip.js");
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// Export name and synchronous status
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exports.name = "jszip";
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exports.platforms = ["browser"];
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exports.after = ["startup"];
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exports.synchronous = true;
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// Install the root widget event handlers
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exports.startup = function() {
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$tw.rootWidget.addEventListener("tm-zip-create",function(event) {
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if(event.param) {
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var zip = new JSZip();
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saveZipTiddler(event.param,zip);
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}
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});
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$tw.rootWidget.addEventListener("tm-zip-add-text-file",function(event) {
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var paramObject = event.paramObject || {};
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if(event.param && paramObject.filename && paramObject.text) {
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var zip = loadZipTiddler(event.param);
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zip.file(paramObject.filename,paramObject.text);
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saveZipTiddler(event.param,zip);
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}
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});
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$tw.rootWidget.addEventListener("tm-zip-render-file",function(event) {
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var paramObject = event.paramObject || {};
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if(event.param && paramObject.filename && paramObject.template) {
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var zip = loadZipTiddler(event.param),
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outputType = paramObject.output || "text/plain",
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templateTitle = paramObject.template,
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text = $tw.wiki.renderTiddler(outputType,templateTitle,{
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parseAsInline: paramObject.mode === "inline",
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parentWidget: event.widget,
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variables: {
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currentTiddler: paramObject.tiddler
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}
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});
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zip.file(paramObject.filename,text);
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saveZipTiddler(event.param,zip);
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}
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});
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$tw.rootWidget.addEventListener("tm-zip-download",function(event) {
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var paramObject = event.paramObject || {};
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if(event.param) {
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downloadZipFile(event.param,paramObject.filename || "file.zip");
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}
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});
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};
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function loadZipTiddler(title) {
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return $tw.wiki.getGlobalCache("jszip",function() {
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var zip = new JSZip(),
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tiddler = $tw.wiki.getTiddler(title);
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if(tiddler && tiddler.fields.type === "application/zip") {
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try {
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zip.load(tiddler.fields.text,{
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base64: true
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});
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} catch(e) {
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console.log("JSZip error: " + e)
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}
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}
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return zip;
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});
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}
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function saveZipTiddler(title,zip) {
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var data = zip.generate({
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type: "base64"
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});
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$tw.wiki.addTiddler({
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title: title,
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type: "application/zip",
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text: data
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});
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}
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function downloadZipFile(title,filename) {
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var tiddler = $tw.wiki.getTiddler(title);
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if(tiddler && tiddler.fields.text && tiddler.fields.type === "application/zip") {
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var link = document.createElement("a");
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link.setAttribute("href","data:application/zip;base64," + encodeURIComponent(tiddler.fields.text));
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link.setAttribute("download",filename);
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document.body.appendChild(link);
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link.click();
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document.body.removeChild(link);
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}
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}
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})();
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