webApp/fonction.php
2021-01-25 15:27:10 +01:00

39 lines
903 B
PHP

<?php
function formatBytes($size, $precision = 2)
{
$base = log($size, 1024);
$suffixes = array('', 'KiB', 'MiB', 'GiB', 'TiB');
return round(pow(1024, $base - floor($base)), $precision) .' '. $suffixes[floor($base)];
}
function convertToBytes(string $from): ?int {
$units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
$number = substr($from, 0, -2);
$suffix = strtoupper(substr($from,-2));
//B or no suffix
if(is_numeric(substr($suffix, 0, 1))) {
return preg_replace('/[^\d]/', '', $from);
}
$exponent = array_flip($units)[$suffix] ?? null;
if($exponent === null) {
return null;
}
return $number * (1024 ** $exponent);
}
function folderSize($dir)
{
$size = 0;
foreach (glob(rtrim($dir, '/').'/*', GLOB_NOSORT) as $each) {
$size += is_file($each) ? filesize($each) : folderSize($each);
}
return $size;
}
?>