<?php
$data = file_get_contents('0/vvb.ini');
preg_match('/page\/(.*)\/rss/', $data, $select);

$page = (int)$select['1'];

if ($page > 2)
	$nextpage = $page-1;
else
	die("page $page atteinte");

$newstring = str_replace($page, $nextpage, $select['0']);

$data = str_replace($select['0'], $newstring, $data);


file_put_contents('0/vvb.ini', $data);
echo "old page: $page ; new page = $nextpage\n";

?>