example.php

<?php 

include('backup.php');

/* backup array structure

$backup_array = array (
  	'absolute_path' => 'folder_path_in_zip'
  );

example:

$backup_array = array (
  	'/home/user/public_html/example/index.php' => 'index.php'
  	'/home/user/public_html/example/folder/index.php' => 'folder/index.php'
  );

*/
$backup_array = array ();
global $backup_core;

$backup_core = new SYNC_Backup();
$zipfile = 'first.zip';
$zip = new $backup_core->use_zip_object;

if (file_exists($zipfile)) {
	$opencode = $zip->open($zipfile);
	$original_size = filesize($zipfile);
	clearstatcache();
} else {
	$create_code = (version_compare(PHP_VERSION, '5.2.12', '>') && defined('ZIPARCHIVE::CREATE')) ? ZIPARCHIVE::CREATE : 1;
	$opencode = $zip->open($zipfile, $create_code);
	$original_size = 0;
}

foreach ($backup_array as $file => $add_as) {
	@touch($zipfile);
	$zip->addFile($file, $add_as);
}

if ($zip->close()) {
	echo 'success';
}else{
	echo "failure";
}