function setfilter($filename)
{
$string_arr = array(‘:’,'?’,'”‘,’<’,'>’,'|’,’ ‘,’.',’ ‘,’(‘,’)',’%');
$new_arr = $filename;
$name_arr = explode(“.”,$new_arr);
$namecnt = count($name_arr);
for($i=0; $i<$namecnt-1; $i++)
{
if($name_res!=”)
$name_res .= ‘.’;
$name_res .= $name_arr[$i];
}
$name_len = strlen($name_res);
$elem = string_split($name_res);
$final_name = ”;
for($cnt = 0; $cnt < $name_len; $cnt++)
{
if(in_array($elem[$cnt], $string_arr))
$arr_elem[$cnt] = “\\”.$elem[$cnt];
else
$arr_elem[$cnt] = $elem[$cnt];
$final_name .=$arr_elem[$cnt];
}
$modfilename = $final_name.’.’.$name_arr[$namecnt-1];
return $modfilename;
}
