back-up programma

<?php

set_error_handler(function($number,$message,$filename,$line){
  throw new \Exception("$message ($filename:$line)",$number);
});

class Backup{

  public $exclude = [];
  public $infoDirTime = 30;
  public $maxErrors = 10;

  public $dirs = 0;
  public $files = 0;
  public $bytes = 0;
  public $copied = 0;
  public $deleted = 0;
  public $errors = 0;

  protected $_sourceDir = null;
  protected $_targetDir = null;
  protected $_registerDir = null;
  protected $_archiveDir = null;

  protected $_start = null;

  public function __construct($source_dir,$target_dir,$archive_dir){
    $this->_sourceDir = $source_dir;
    $this->_targetDir = $target_dir;
    $this->_archiveDir = $archive_dir;
    $this->_start = time();
  }

  protected function escape($filename){
    return escapeshellarg(str_replace('/','\\',$filename));
  }

  protected function archive($filename){
    if(!is_dir($archive_dir = dirname($archive_filename = $this->_archiveDir . date('/Y/m/d/') . $filename))) mkdir($archive_dir,0777,true);
    return rename($this->_targetDir . $filename,$archive_filename);
  }

  public function syncDir($path = null){
    $this->dirs++;
    $start = time();
    if(!is_dir($target_dir = $this->_targetDir . $path)) mkdir($target_dir,0777,true);
    $filenames = [];
    $dir = dir($this->_sourceDir . $path);

    while($filename = $dir->read()) if(trim($filenames[] = $filename,'.')){
      $filename = $path . '/' . $filename;
      foreach($this->exclude as $filter) if(preg_match($filter,$filename)) continue 2;
      if($path && $start && (time() - $start > $this->infoDirTime)){
        print("\r" . substr(str_pad(date('H:i ') . $path,79),0,79) . "\n");
        $start = null;
      }
      if(is_dir($this->_sourceDir . $filename)) $this->syncDir($filename);
      else try{
        $this->files++;
        $time = filemtime($source_filename = $this->_sourceDir . $filename);
        $this->bytes += ($size = filesize($source_filename));
        if(!($target_exists = is_file($target_filename = $this->_targetDir . $filename)) || ($time != filemtime($target_filename)) || ($size != filesize($target_filename))){
          if($target_exists) $this->archive($filename);
          if($size >= 2147483648) exec('copy ' . $this->escape($source_filename) . ' ' . $this->escape($target_filename));
          elseif(copy($source_filename,$target_filename)) touch($target_filename,$time);
          print(chr(8) . ['/','-','\\','|'][$this->copied++ % 4]);
        }
      }
      catch(\Exception $e){
        print("\nError: $filename: " . $e->getMessage() . ' (' . $e->getFile() . ':' . $e->getLine() . ")\n");
        if(++$this->errors >= $this->maxErrors) exit('Too many errors');
      }
    }
    $dir->close();

    $dir = dir($this->_targetDir . $path);
    while($filename = $dir->read()) if(trim($filename,'.') && !in_array($filename,$filenames) && $this->archive($path . '/' . $filename)) $this->deleted++;
    $dir->close();

    $value = $this->bytes;
    $unit = null;
    $units = ['k','M','G','T'];
    while($units && ($value > 1024)){
      $unit = array_shift($units);
      $value /= 1024;
    }
    $value = number_format($value,$unit ? ($value >= 100 ? 1 : 2) : 0);
    print("\rDir:{$this->dirs} File:{$this->files} Byte:$value$unit Copy:{$this->copied} Del:{$this->deleted} " . gmdate('H:i:s',time() - $this->_start) . '  ');
  }

}

?>

<?php

$backup = new Backup('V:','F:/backup/server','F:/backup/archive/server');
$backup->exclude = [
  '/\\/temp$/',
  '/\\.te?mp$/',
  '/\\/cache$/',
  '/\\/logs?$/',
  '/\\/minified$/',
  '/\\/Thumbs.db$/'
];
$backup->syncDir();

?>

xcopy D:\WebSites\janr.be\httpd.www \\ds2\web\ /d/s/e/c/h/r/y