Phar to dir [PHP]

<?php

unphar_toSrc("/home/server/HungerGame/PocketMine-MP.phar", $result);
if (!$result['error']) printf("Phar рхив извлечен в ".$result['tmpDir']."\n");

function unphar_toSrc($tmpName, &$result, $name = ""){
    $result = [
        "tmpDir" => null,
        "error" => false
    ];
    try{
        $phar = new Phar($tmpName);
        $pharPath = "phar://{$phar->getPath()}/";
        $patch = explode("/", $tmpName); array_pop($patch);
        $patch = implode("/", $patch)."/unphar";
        $result["tmpDir"] = $tmpDir = getTmpDir($patch);
        foreach(new RecursiveIteratorIterator(new RecursiveDirectoryIterator($pharPath)) as $f){
            $subpath = substr($f, strlen($pharPath));
            @mkdir(dirname($realSubpath = $tmpDir . $subpath), 0777, true);
            copy($f, $realSubpath);
        }
    }catch(Exception $e){
        echo "<pre>";
        echo get_class($e) . ": {$e->getMessage()}";
        echo "\r\n\tat {$e->getFile()}:{$e->getLine()}</pre>";
        $result["error"] = true;
    }
}

function getTmpDir($patch){
    for($i = 5; file_exists($patch . $i); $i++);
    $patch .= "$i/";
    mkdir($patch);
    return $patch;
}