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/* SPDX-License-Identifier: CC0-1.0 */
function humanize_size(bytes) {
if (Math.abs(bytes) < 1024) {
return bytes + ' B';
}
const units = [' KiB', ' MiB', ' GiB'];
let u = -1;
const r = 10;
do {
bytes /= 1024;
++u;
} while (Math.round(Math.abs(bytes) * r) / r >= 1024 &&
u < units.length - 1);
return bytes.toFixed(1) + units[u];
}
const uploadField = document.getElementById("fileupload");
uploadField.onchange = function() {
if (this.files[0].size > max_file_size) {
alert(`File size ${humanize_size(this.files[0].size)} ` +
`exceeds ${humanize_size(max_file_size)}. ` +
`Either submit a smaller file, ` +
`or use a file hosting service and submit the URL.`);
this.value = "";
}
};
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