$key = base64_decode('RWxGc2cuT3Q=');

$url= "http://www.m6replay.fr/catalogue/catalogueWeb3.xml";
$strResult = implode("",file($url));
$text = base64_decode($strResult);

$td = mcrypt_module_open('blowfish', '', 'ecb', '');
$td = mcrypt_module_open('des', '', 'ecb', '');

$iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
$key = substr($key, 0, mcrypt_enc_get_key_size($td));
mcrypt_generic_init($td, $key, $iv);
$encrypted_data = mdecrypt_generic($td, $text);
mcrypt_generic_deinit($td);
mcrypt_module_close($td);

$result = explode("",$encrypted_data);
echo $result[0]."";