WordPress netinstall : This script download and unzip the latest version of WordPress

netinstall.php

<?php
// This script download and unzip the latest version of WordPress
//
// Put this file in the folder where you want to install WordPress
// Visit it with your browser
// Follow the installation process

$path = dirname(__FILE__);
$local_file = $path.'/latest.zip';
$remote_file = 'https://wordpress.org/latest.zip';

// download latest version
copyCurl($remote_file, $local_file);

$zip = new ZipArchive;
$res = $zip->open($local_file);
if ($res === true) {
    // unzip
    $zip->extractTo($path);
    $zip->close();

    // delete temporary files
    unlink($local_file);
    unlink(__FILE__);

    // move files to current folder
    rename_dir($path.DIRECTORY_SEPARATOR.'wordpress', $path);

    // redirect to installation script
    header('Location: index.php');
} else {
    echo 'doh!';
}

function copyCurl($remote_file, $local_file)
{
    // https://stackoverflow.com/a/13433965
    if (function_exists('curl_version')) {
        // https://stackoverflow.com/a/13168447
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $remote_file);
        curl_setopt($ch, CURLOPT_VERBOSE, 1);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_AUTOREFERER, false);
        curl_setopt($ch, CURLOPT_REFERER, "http://www.xcontest.org");
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
        curl_setopt($ch, CURLOPT_HEADER, 0);
        $result = curl_exec($ch);
        curl_close($ch);

        // the following lines write the contents to a file in the same directory (provided permissions etc)
        $fp = fopen($local_file, 'w');
        fwrite($fp, $result);
        fclose($fp);
    } else {
        copy($remote_file, $local_file);
    }
}

// http://de.php.net/manual/fr/function.copy.php#91010
function rename_dir($src, $dst)
{
    $dir = @opendir($src);
    if ($dir && (is_dir($dst) || @mkdir($dst))) {
        while (false !== ( $file = readdir($dir))) {
            if (( $file != '.' ) && ( $file != '..' )) {
                if (is_dir($src.DIRECTORY_SEPARATOR.$file)) {
                    if (!rename_dir($src.DIRECTORY_SEPARATOR.$file, $dst.DIRECTORY_SEPARATOR.$file)) {
                        return false;
                    }
                } else {
                    if (!@copy($src.DIRECTORY_SEPARATOR.$file, $dst.DIRECTORY_SEPARATOR.$file)) {
                        return false;
                    }
                    @unlink($src.DIRECTORY_SEPARATOR.$file);
                }
            }
        }
        closedir($dir);
        @rmdir($src);
        return true;
    }
    return false;
}

thank you for ps_logtoadmin.php
i need a code to login backoffice as employee
can you help us ?
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please help us