<?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 ini_get;
use function trim;
/**
* Implementation for session
*/
class UploadSession implements UploadInterface
{
/**
* Gets the specific upload ID Key
*
* @return string ID Key
*/
public static function getIdKey()
{
return (string) ini_get('session.upload_progress.name');
}
/**
* Returns upload status.
*
* This is implementation for session.upload_progress in PHP 5.4+.
*
* @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::sessionCheck() || $ret['finished']) {
return $ret;
}
$status = false;
$sessionkey = ini_get('session.upload_progress.prefix') . $id;
if (isset($_SESSION[$sessionkey])) {
$status = $_SESSION[$sessionkey];
}
if ($status) {
$ret['finished'] = $status['done'];
$ret['total'] = $status['content_length'];
$ret['complete'] = $status['bytes_processed'];
if ($ret['total'] > 0) {
$ret['percent'] = $ret['complete'] / $ret['total'] * 100;
}
} else {
$ret = [
'id' => $id,
'finished' => true,
'percent' => 100,
'total' => $ret['total'],
'complete' => $ret['total'],
'plugin' => self::getIdKey(),
];
}
$_SESSION[$SESSION_KEY][$id] = $ret;
return $ret;
}
}