name_md5

name_md5.php

#!/usr/bin/php
<?php
if (count($argv) < 3 || count($argv) > 4) {
    die("Uso:\n\tphp {$argv[0]} <filename> type [--no_underscores]\nIt generates a file yyyymmddhhiiss_md5hash_type.csv with or yyyymmddhhiissmd5hahstype.csv if --no-underscores is indicated\n"); 
}

$oldname = $argv[1];
$type = $argv[2];
$glue = empty($argv[3]) || $argv[3] != "--no-underscores" ? "_" : "";
$newname = date('YmdHis'). $glue . md5_file($oldname) . $glue . $type . '.csv';
copy($oldname, $newname);
echo "The newname is $newname\n";