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don't allow reading files bigger then 1MB

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This commit is contained in:
cTn 2014-01-15 13:07:51 +01:00
parent 957e1d3bd4
commit 10caea40d4
1 changed files with 30 additions and 24 deletions
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10
js/backup_restore.js
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@ -114,11 +114,16 @@ function configuration_restore() {
chosenFileEntry.file(function(file) {
var reader = new FileReader();
reader.onerror = function (e) {
console.error(e);
reader.onprogress = function(e) {
if (e.total > 1048576) { // 1 MB
// dont allow reading files bigger then 1 MB
console.log('File limit (1 MB) exceeded, aborting');
reader.abort();
}
};
reader.onloadend = function(e) {
if (e.total != 0 && e.total == e.loaded) {
console.log('Read SUCCESSFUL');
try { // check if string provided is a valid JSON
@ -143,6 +148,7 @@ function configuration_restore() {
// all of the arrays/objects are set, upload changes
configuration_upload();
}
};
reader.readAsText(file);