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<?php
/**
* Provides upload functionalities for the import plugins
*/
declare(strict_types=1);
namespace PhpMyAdmin\Plugins\Import\Upload;
use PhpMyAdmin\Import\Ajax;
use PhpMyAdmin\Plugins\UploadInterface;
use function array_key_exists;
use function trim;
/**
* Implementation for the APC extension
*/
class UploadApc implements UploadInterface
{
/**
* Gets the specific upload ID Key
*
* @return string ID Key
*/
public static function getIdKey()
{
return 'APC_UPLOAD_PROGRESS';
}
/**
* Returns upload status.
*
* This is implementation for APC extension.
*
* @param string $id upload id
*
* @return array|null
*/
public static function getUploadStatus($id)
{
global $SESSION_KEY;
if (trim($id) == '') {
return null;
}
if (! array_key_exists($id, $_SESSION[$SESSION_KEY])) {
$_SESSION[$SESSION_KEY][$id] = [
'id' => $id,
'finished' => false,
'percent' => 0,
'total' => 0,
'complete' => 0,
'plugin' => self::getIdKey(),
];
}
$ret = $_SESSION[$SESSION_KEY][$id];
if (! Ajax::apcCheck() || $ret['finished']) {
return $ret;
}
$status = apc_fetch('upload_' . $id);
if ($status) {
$ret['finished'] = (bool) $status['done'];
$ret['total'] = $status['total'];
$ret['complete'] = $status['current'];
if ($ret['total'] > 0) {
$ret['percent'] = $ret['complete'] / $ret['total'] * 100;
}
if ($ret['percent'] == 100) {
$ret['finished'] = (bool) true;
}
$_SESSION[$SESSION_KEY][$id] = $ret;
}
return $ret;
}
}