next-csrf
Version:
CSRF mitigation library for Next.js
37 lines • 1.24 kB
JavaScript
;
exports.__esModule = true;
var previousBodyPaddingRight;
var previousBodyOverflowSetting;
var activeLocks = 0;
function lock() {
setTimeout(function () {
if (activeLocks++ > 0) {
return;
}
var scrollBarGap = window.innerWidth - document.documentElement.clientWidth;
if (scrollBarGap > 0) {
previousBodyPaddingRight = document.body.style.paddingRight;
document.body.style.paddingRight = scrollBarGap + "px";
}
previousBodyOverflowSetting = document.body.style.overflow;
document.body.style.overflow = 'hidden';
});
}
exports.lock = lock;
function unlock() {
setTimeout(function () {
if (activeLocks === 0 || --activeLocks !== 0) {
return;
}
if (previousBodyPaddingRight !== undefined) {
document.body.style.paddingRight = previousBodyPaddingRight;
previousBodyPaddingRight = undefined;
}
if (previousBodyOverflowSetting !== undefined) {
document.body.style.overflow = previousBodyOverflowSetting;
previousBodyOverflowSetting = undefined;
}
});
}
exports.unlock = unlock;
//# sourceMappingURL=body-locker.js.map