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<?php
namespace Gaufrette\Util;
/**
* Utility class for file sizes.
*
* @author Antoine Hérault <antoine.herault@gmail.com>
*/
class Size
{
/**
* Returns the size in bytes from the given content.
*
* @param string $content
*
* @return int
*
* @todo handle the case the mbstring is not loaded
*/
public static function fromContent($content)
{
// Make sure to get the real length in byte and not
// accidentally mistake some bytes as a UTF BOM.
return mb_strlen($content, '8bit');
}
/**
* Returns the size in bytes from the given file.
*
* @param string $filename
*
* @return int
*/
public static function fromFile($filename)
{
return filesize($filename);
}
/**
* Returns the size in bytes from the given resource.
*
* @param resource $handle
*
* @return string
*/
public static function fromResource($handle)
{
$cStat = fstat($handle);
// if the resource is a remote file, $cStat will be false
return $cStat ? $cStat['size'] : 0;
}
}
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