Fix import save issue with large files

The base64 regex was throwing a maximum stack size exceeded error with
large files.
The whole check was a bit redundant since we already try to parse the
file from base64 just below.
This commit is contained in:
Martin Fournier 2022-01-03 11:02:29 -05:00
parent d0214c1fed
commit dfabc0ac11

@ -221,13 +221,6 @@ export function GameOptionsRoot(props: IProps): React.ReactElement {
}
const contents = result;
// https://stackoverflow.com/a/35002237
const base64regex = /^([0-9a-zA-Z+/]{4})*(([0-9a-zA-Z+/]{2}==)|([0-9a-zA-Z+/]{3}=))?$/;
if (!base64regex.test(contents)) {
SnackbarEvents.emit("Save game was not a base64 string", "error", 5000);
return;
}
let newSave;
try {
newSave = window.atob(contents);
@ -237,7 +230,7 @@ export function GameOptionsRoot(props: IProps): React.ReactElement {
}
if (!newSave || newSave === '') {
SnackbarEvents.emit("Save game had not content", "error", 5000);
SnackbarEvents.emit("Save game had not content or was not base64 encoded", "error", 5000);
return;
}