forked from zendframework/zendframework
/
ApcProgress.php
68 lines (61 loc) · 1.72 KB
/
ApcProgress.php
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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @package Zend_ProgressBar
*/
namespace Zend\ProgressBar\Upload;
use Traversable;
use Zend\ProgressBar\Exception;
use Zend\Stdlib\ArrayUtils;
/**
* Progress Bar Upload Handler for the APC extension
*
* @category Zend
* @package Zend_ProgressBar
*/
class ApcProgress extends AbstractUploadHandler
{
/**
* @param string $id
* @return array|boolean
* @throws Exception\PhpEnvironmentException
*/
protected function getUploadProgress($id)
{
if (!$this->isApcAvailable()) {
throw new Exception\PhpEnvironmentException('APC extension is not installed');
}
$uploadInfo = apc_fetch(ini_get('apc.rfc1867_prefix') . $id);
if (!is_array($uploadInfo)) {
return false;
}
$status = array(
'total' => 0,
'current' => 0,
'rate' => 0,
'message' => '',
'done' => false
);
$status = $uploadInfo + $status;
if (!empty($status['cancel_upload'])) {
$status['done'] = true;
$status['message'] = 'The upload has been canceled';
}
return $status;
}
/**
* Checks for the APC extension
*
* @return boolean
*/
public function isApcAvailable()
{
return (bool) ini_get('apc.enabled')
&& (bool) ini_get('apc.rfc1867')
&& is_callable('apc_fetch');
}
}