Implement full CryptDrive export

www/whiteboard/export.js

@@ -0,0 +1,24 @@
+// This file is used when a user tries to export the entire CryptDrive.
+// Pads from the code app will be exported using this format instead of plain text.
+define([
+    '/bower_components/secure-fabric.js/dist/fabric.min.js',
+], function () {
+    var module = {};
+
+    var Fabric = window.fabric;
+    module.main = function (userDoc, cb) {
+        var canvas_node = document.createElement('canvas');
+        canvas_node.setAttribute('style', 'width:600px;height:600px;');
+        canvas_node.setAttribute('width', '600');
+        canvas_node.setAttribute('height', '600');
+        var canvas = new Fabric.Canvas(canvas_node);
+        var content = userDoc.content;
+        canvas.loadFromJSON(content, function () {
+            module.type = 'svg';
+            cb(canvas.toSVG());
+        });
+    };
+
+    return module;
+});
+