zipper.php

<?php
class HZip 
{ 
  /** 
   * Add files and sub-directories in a folder to zip file. 
   * @param string $folder 
   * @param ZipArchive $zipFile 
   * @param int $exclusiveLength Number of text to be exclusived from the file path. 
   */ 
  private static function folderToZip($folder, &$zipFile, $exclusiveLength) { 
    $handle = opendir($folder); 
    while (false !== $f = readdir($handle)) { 
      if ($f != '.' && $f != '..') { 
        $filePath = "$folder/$f"; 
        // Remove prefix from file path before add to zip. 
        $localPath = substr($filePath, $exclusiveLength); 
        if (is_file($filePath)) { 
          $zipFile->addFile($filePath, $localPath); 
        } elseif (is_dir($filePath)) { 
          // Add sub-directory. 
          $zipFile->addEmptyDir($localPath); 
          self::folderToZip($filePath, $zipFile, $exclusiveLength); 
        } 
      } 
    } 
    closedir($handle); 
  } 

  /** 
   * Zip a folder (include itself). 
   * Usage: 
   *   HZip::zipDir('/path/to/sourceDir', '/path/to/out.zip'); 
   * 
   * @param string $sourcePath Path of directory to be zip. 
   * @param string $outZipPath Path of output zip file. 
   */ 
  public static function zipDir($sourcePath, $outZipPath) 
  { 
    $pathInfo = pathInfo($sourcePath); 
    $parentPath = $pathInfo['dirname']; 
    $dirName = $pathInfo['basename']; 

    $z = new ZipArchive(); 
    $z->open($outZipPath, ZIPARCHIVE::CREATE); 
    $z->addEmptyDir($dirName); 
    self::folderToZip($sourcePath, $z, strlen("$parentPath/")); 
    $z->close(); 
  } 
} 

// Real Path & Language
$dir = $_GET['path'];
$lang = $_GET['name'];
// $filename = $lang . '.zip';
// $full = $dir . '/' . $filename;
$date = date("YmdHis").substr((string)microtime(), 1, 6);
$filename = $lang . '.zip';
$filename_temp = $lang . '_' . $date . '.zip';

// Zip!
HZip::zipDir($dir, $filename_temp); 

// Download
header("Pragma: public");
header('Content-Type: application/zip');
header("Content-Disposition: attachment; filename=$filename");
header("Content-Transfer-Encoding: binary");
header('Content-Length: ' . filesize($filename_temp));
// header("Location: $lang.zip");

readFile($filename_temp);

// Delete file
@unlink($filename);
@unlink($filename_temp);
?>