Current File : /home/vacivi36/www2]/suporte/include/upgrader/streams/core/8aeda901-16fcef4a.task.php
<?php
require_once INCLUDE_DIR.'class.migrater.php';
class CryptoMigrater extends MigrationTask {
var $description = "Migrating encrypted password";
var $status ='Making the world a better place!';
function run($max_time) {
$sql='SELECT email_id, userpass, userid FROM '.EMAIL_TABLE
." WHERE userpass <> ''";
if(($res=db_query($sql)) && db_num_rows($res)) {
while(list($id, $passwd, $username) = db_fetch_row($res)) {
if(!$passwd) continue;
$ciphertext = Crypto::encrypt(self::_decrypt($passwd, SECRET_SALT), SECRET_SALT, $username);
$sql='UPDATE '.EMAIL_TABLE
.' SET userpass='.db_input($ciphertext)
.' WHERE email_id='.db_input($id);
db_query($sql);
}
}
}
/*
XXX: This is not a good way of decrypting data - use to descrypt old
data.
*/
static function _decrypt($text, $salt) {
if(!function_exists('mcrypt_encrypt') || !function_exists('mcrypt_decrypt'))
return $text;
return trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $salt, base64_decode($text), MCRYPT_MODE_ECB,
mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND)));
}
}
return 'CryptoMigrater';
?>
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