FileHelpers.php
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<?php
namespace Illuminate\Http;
use Illuminate\Support\Str;
trait FileHelpers
{
/**
* The cache copy of the file's hash name.
*
* @var string
*/
protected $hashName = null;
/**
* Get the fully qualified path to the file.
*
* @return string
*/
public function path()
{
return $this->getRealPath();
}
/**
* Get the file's extension.
*
* @return string
*/
public function extension()
{
return $this->guessExtension();
}
/**
* Get a filename for the file.
*
* @param string $path
* @return string
*/
public function hashName($path = null)
{
if ($path) {
$path = rtrim($path, '/').'/';
}
$hash = $this->hashName ?: $this->hashName = Str::random(40);
if ($extension = $this->guessExtension()) {
$extension = '.'.$extension;
}
return $path.$hash.$extension;
}
}