PHP script to convert a phar archive to a zip

extract.php

<?php

$opts = getopt("", ["file:"]);

if(!isset($opts["file"])) {
    echo "Please specify a path with --path" . PHP_EOL;
    exit(0);
}

$filename = rtrim($opts["file"], ".phar");

if(ini_get("phar.readonly") == 1){
    echo "Set phar.readonly to 0 with -dphar.readonly=0" . PHP_EOL;
    exit(1);
}

$folderPath = __DIR__ . DIRECTORY_SEPARATOR . "extracts";
@mkdir($folderPath);
$folderPath .= DIRECTORY_SEPARATOR . date("D_M_j-H.i.s-T_Y");
@mkdir($folderPath);

$pharPath = str_replace("\\", "/", rtrim(__DIR__ . DIRECTORY_SEPARATOR . $filename . ".phar", "\\/"));
$zipPath = __DIR__ . DIRECTORY_SEPARATOR . $filename . ".zip";

if(file_exists($zipPath)) {
    unlink($zipPath);
}

$phar = new \Phar($pharPath);
$phar->convertToData(\Phar::ZIP);

copy($zipPath, $folderPath . DIRECTORY_SEPARATOR . $filename . ".zip");

unlink($zipPath);

echo "Extracted phar to " . $folderPath . PHP_EOL;
exit(0);