<?php
/**
* @ASCOOS-NAME : Ascoos OS
* @ASCOOS-VERSION : 1.0.0
* @ASCOOS-SUPPORT : support@ascoos.com
* @ASCOOS-BUGS : https://issues.ascoos.com
*
* @CLASS-METHOD-STUDY : TZipHandler::extractWithProgress()
* @file : extractWithProgress.php
* @test : callback that sends JSON progress to the browser
*
* @desc <English> It demonstrates the use of the extractWithProgress method, which sends JSON progress to the browser via a callback
* @desc <Greek> ?????????? ??? ????? ??? ??????? extractWithProgress ??? ???? callback ??????? JSON progress ???? browser
*
* @since PHP 8.3.0
*/
declare(strict_types=1);
use ASCOOS\OS\Kernel\Archives\TZipHandler;
session_start();
// <EN> We save the progress in the session so that Ajax can read it
// <EL> ???????????? ??? ?????? ?? session ??? ?? ??? ???????? ?? Ajax
function ajaxProgressCallback(int $current, int $total, string $entryName = ''): void {
$_SESSION['zip_progress'] = [
'current' => $current,
'total' => $total,
'percent' => $total > 0 ? round(($current / $total) * 100, 2) : 0,
'entry' => $entryName,
];
// session_write_close(); // ????????? ??? AJAX ?? ???????? ?? session
}
// <EN> Starting decompression (once)
// <EL> ???????? ???????????? (??? ????)
if (!isset($_SESSION['zip_started'])) {
$_SESSION['zip_started'] = true;
$zipHandler =& TZipHandler::getInstance();
$zipHandler->extractWithProgress('/path/to/archive.zip', '/path/to/target', 'ajaxProgressCallback');
}
// <EN> Endpoint to return the current progress
// <EL> Endpoint ??? ?? ?????????? ??? ???????? ??????
header('Content-Type: application/json');
echo json_encode($_SESSION['zip_progress'] ?? ['current'=>0,'total'=>0,'percent'=>0,'entry'=>'']);
?>
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