function CreateZip($files = array(),$destination = '',$overwrite = false) {
      //if the zip file already exists and overwrite is false, return false
      if(file_exists($destination) && !$overwrite) { return false; }
      //vars
      $valid_files = array();
      //if files were passed in...
      if(is_array($files)) {
         //cycle through each file
         foreach($files as $file) {
            //make sure the file exists
            if(file_exists($file)) {
               $valid_files[] = $file;
            }
         }
      }
      //if we have good files...
      if(count($valid_files)) {
         //create the archive
         $zip = new ZipArchive();
         if($zip->open($destination,$overwrite ? ZIPARCHIVE::OVERWRITE : ZIPARCHIVE::CREATE) !== true) {
            return false;
         }
         //add the files
         foreach($valid_files as $file) {
            $zip->addFile($file,$file);
         }
         //debug
         //echo 'The zip archive contains ',$zip->numFiles,' files with a status of ',$zip->status;
         
         //close the zip -- done!
         $zip->close();
         
         //check to make sure the file exists
         return file_exists($destination);
      }
      else
      {
         return false;
      }
   }

function ZipLink() {
      //$files_to_zip = GetAllImagePaths();
      $files_to_zip = array (
                      'assets/Products/Tower/Tower.jpg',
                      'assets/Products/Tower/Tower-Side.jpg',
                      'assets/Products/Classic/T0001-detail.jpg',
                      'assets/Products/Classic/T0001-box-2.jpg',
                      'assets/Products/Classic/T0002-detail.jpg',
                      'assets/Products/Classic/T0002-box-2.jpg',
                      'assets/Products/Classic/T0003-detail.jpg',
                      'assets/Products/Classic/T0003-box-2.jpg');

      
      if ($files_to_zip) {
         $result = CreateZip($files_to_zip, 'assets/my-archive.zip');
         if ($result) {
            return "success";
         } else {
            return "fail";
         }
      } else {
         return false;
      }
   }

if(file_exists($file)) {
$valid_files[] = $file;
}