diff --git a/extra/js/drive.js b/extra/js/drive.js
new file mode 100644
index 0000000..54391c3
--- /dev/null
+++ b/extra/js/drive.js
@@ -0,0 +1,20 @@
+// https://stackoverflow.com/a/9458996
+function _bytesToBase64(bytes) {
+ var binary = '';
+ var len = bytes.byteLength;
+ for (var i = 0; i < len; i++) {
+ binary += String.fromCharCode(bytes[i]);
+ }
+ return window.btoa(binary);
+}
+
+// https://stackoverflow.com/a/21797381
+function _base64ToBytes(base64) {
+ var binary_string = window.atob(base64);
+ var len = binary_string.length;
+ var bytes = new Uint8Array(len);
+ for (var i = 0; i < len; i++) {
+ bytes[i] = binary_string.charCodeAt(i);
+ }
+ return bytes;
+}
diff --git a/extra/shell.html b/extra/shell.html
index 6876732..ff790a8 100644
--- a/extra/shell.html
+++ b/extra/shell.html
@@ -3,8 +3,10 @@
+
+
MKXP
@@ -176,7 +178,7 @@
window.saveFile = function(filename) {
const buf = FS.readFile('/game/' + filename);
- const b64 = btoa(String.fromCharCode.apply(null, buf));
+ const b64 = _bytesToBase64(buf);
localforage.setItem(namespace + filename, b64);
localforage.getItem(namespace, function(err, res) {
@@ -198,7 +200,7 @@
localforage.getItem(namespace + key, (err, res) => {
if (err) return;
- const buf = new Uint8Array(atob(res).split('').map((c) => c.charCodeAt(0)));
+ const buf = _base64ToBytes(res);
FS.writeFile('/game/' + key, buf);
});
});