Загрузчик инсталлятора Evo2.0

dl-evo-installer.php

<?php
$InstallData = EvoInstaller::getPackageInfo();
EvoInstaller::doInstall('2.0');

class EvoInstaller{
    static public function downloadFile ($url, $path) {
        $newfname = $path;
        $rs = file_get_contents($url);
        if($rs) $rs = file_put_contents($newfname,$rs);
        return $rs;
    }
    static public function moveFiles($src, $dest) {
        $path = realpath($src);
        $dest = realpath($dest);
        $objects = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path), RecursiveIteratorIterator::SELF_FIRST);
        foreach($objects as $name => $object) {
            $startsAt = substr(dirname($name), strlen($path));
            self::mmkDir($dest.$startsAt);
            if ( $object->isDir() ) {
                self::mmkDir($dest.substr($name, strlen($path)));
            }

            if(is_writable($dest.$startsAt) && $object->isFile()) {
                rename((string)$name, $dest.$startsAt.'/'.basename($name));
            }
        }
    }
    static public function mmkDir($folder, $perm=0777) {
        if(!is_dir($folder)) {
            mkdir($folder, $perm);
        }
    }
    static public function doInstall($ver) {
        
        echo 'Download installer...'.PHP_EOL;

        $InstallData = SELF::getPackageInfo();
        
        $rowInstall = $InstallData[$ver];
        $base_dir = str_replace('\\','/',__DIR__);
        $temp_dir = str_replace('\\','/',__DIR__).'/_temp'.md5(time());
        //run unzip and install
        SELF::downloadFile($rowInstall['link'] ,'evo.zip');
        $zip = new ZipArchive;
        $res = $zip->open($base_dir.'/evo.zip');
        $zip->extractTo($temp_dir);
        $zip->close();
        unlink($base_dir.'/evo.zip');
        
        if ($handle = opendir($temp_dir)) {
            while (false !== ($name = readdir($handle))) {
                if ($name != '.' && $name != '..') $dir = $name;
            }
            closedir($handle);
        }
        
        SELF::moveFiles($temp_dir.'/'.$dir, $base_dir.'/');
        SELF::rmdirs($temp_dir);
        unlink(__FILE__);
        echo 'Complete'.PHP_EOL;
        exit;
    }
    static public function rmdirs($dir) {
        if (is_dir($dir)) {
            $objects = scandir($dir);
            foreach ($objects as $object) {
                if ($object != "." && $object != "..") {
                    if (is_dir($dir."/".$object) && !is_link($dir."/".$object))
                        self::rmdirs($dir."/".$object);
                    else
                        unlink($dir."/".$object);
                }
            }
            rmdir($dir);
        }
    }
    static public function getPackageInfo() {
        return array(
            '2.0' => array(
                'tree' => 'Evolution',
                'name' => 'Evolution CMS 2.0',
                'link' => 'https://github.com/evolution-cms/evolution/archive/2.0.zip',
                'location' => 'install/index.php'
            ),
            
            '2.0.x' => array(
                'tree' => 'Evolution',
                'name' => 'Evolution CMS 2(2.0.x develop version)',
                'link' => 'https://github.com/evolution-cms/evolution/archive/2.0.x.zip',
                'location' => 'install/index.php'
            ),
            
            '1.4.10' => array(
                'tree' => 'Evolution',
                'name' => 'Evolution CMS 1.4.10',
                'link' => 'https://github.com/evolution-cms/evolution/archive/1.4.10.zip',
                'location' =>'install/index.php'
            ),
            '1.4.x' => array(
                'tree' => 'Evolution',
                'name' => 'Evolution CMS (1.4.x develop version)',
                'link' => 'https://github.com/evolution-cms/evolution/archive/1.4.x.zip',
                'location' => 'install/index.php'
            ),
            
        );
    }
    static public function hasDirPerm() {
        
        $s = basename(__FILE__);
        $r = __DIR__.'/_index_tmp.php';
        if ($s !== 'install.php') return false;
        if (!@ copy(__FILE__,$r)) return false;
        if (!@ unlink(__FILE__))  return false;
        if (!@ copy($r,__FILE__)) return false;
        if (!@ unlink($r))        return false;
    
        return  true;
    }
}