mirror of
https://github.com/Jermolene/TiddlyWiki5
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ccac0258af
document.location gives us an URL encoded version of the original filename, so we decode it to recover the original filename for saving. Fixes #2828 Fixes #2819
85 lines
1.9 KiB
JavaScript
85 lines
1.9 KiB
JavaScript
/*\
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title: $:/core/modules/savers/download.js
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type: application/javascript
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module-type: saver
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Handles saving changes via HTML5's download APIs
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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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/*
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Select the appropriate saver module and set it up
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*/
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var DownloadSaver = function(wiki) {
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};
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DownloadSaver.prototype.save = function(text,method,callback,options) {
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options = options || {};
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// Get the current filename
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var filename = options.variables.filename;
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if(!filename) {
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var p = document.location.pathname.lastIndexOf("/");
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if(p !== -1) {
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// We decode the pathname because document.location is URL encoded by the browser
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filename = decodeURIComponent(document.location.pathname.substr(p+1));
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}
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}
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if(!filename) {
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filename = "tiddlywiki.html";
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}
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// Set up the link
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var link = document.createElement("a");
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if(Blob !== undefined) {
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var blob = new Blob([text], {type: "text/html"});
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link.setAttribute("href", URL.createObjectURL(blob));
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} else {
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link.setAttribute("href","data:text/html," + encodeURIComponent(text));
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}
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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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// Callback that we succeeded
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callback(null);
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return true;
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};
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/*
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Information about this saver
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*/
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DownloadSaver.prototype.info = {
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name: "download",
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priority: 100
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};
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Object.defineProperty(DownloadSaver.prototype.info, "capabilities", {
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get: function() {
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var capabilities = ["save", "download"];
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if(($tw.wiki.getTextReference("$:/config/DownloadSaver/AutoSave") || "").toLowerCase() === "yes") {
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capabilities.push("autosave");
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}
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return capabilities;
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}
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});
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/*
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Static method that returns true if this saver is capable of working
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*/
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exports.canSave = function(wiki) {
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return document.createElement("a").download !== undefined;
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};
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/*
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Create an instance of this saver
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*/
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exports.create = function(wiki) {
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return new DownloadSaver(wiki);
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};
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})();
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