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added methods filesize() and parse_filesize()

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This commit is contained in:
steinm 2012-12-19 10:18:21 +00:00
parent aceea1784b
commit 95c0573d6f
1 changed files with 40 additions and 0 deletions
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40
LetoDMS_Core/Core/inc.FileUtils.php
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@ -43,6 +43,46 @@ class LetoDMS_Core_File {
return @removeFile($source);
}
function fileSize($file) {
if(!$a = fopen($file, 'r'))
return false;
fseek($a, 0, SEEK_END);
$filesize = ftell($a);
fclose($a);
return $filesize;
}
function format_filesize($size, $sizes = array('Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB')) {
if ($size == 0) return('n/a');
return (round($size/pow(1024, ($i = floor(log($size, 1024)))), 2) . ' ' . $sizes[$i]);
}
function parse_filesize($str) {
preg_replace('/\s\s+/', ' ', $str);
if(strtoupper(substr($str, -1)) == 'B') {
$value = (int) substr($str, 0, -2);
$unit = substr($str, -2, 1);
} else {
$value = (int) substr($str, 0, -1);
$unit = substr($str, -1);
}
switch(strtoupper($unit)) {
case 'G':
return $value * 1024 * 1024 * 1024;
break;
case 'M':
return $value * 1024 * 1024;
break;
case 'K':
return $value * 1024;
break;
default;
return $value;
break;
}
return false;
}
function renameDir($old, $new) {
return @rename($old, $new);
}