1 <?php

     2 

     3 // Migrate passwords to the new encryption scheme

     4 

     5 global $db, $session, $paths, $template, $plugins; // Common objects

     6 require_once(ENANO_ROOT . '/includes/hmac.php');

     7 

     8 @set_time_limit(0);

     9 

    10 $q = $db->sql_query('UPDATE ' . table_prefix . "users SET old_encryption = 2 WHERE user_id > 1 AND old_encryption = 0;");

    11 if ( !$q )

    12   $db->_die();

    13 

    14 $q = $db->sql_query('SELECT user_id, password FROM ' . table_prefix . "users WHERE user_id > 1 AND old_encryption = 2;");

    15 if ( !$q )

    16   $db->_die();

    17 

    18 while ( $row = $db->fetchrow($q) )

    19 {

    20   $password = $session->pk_decrypt($row['password']);

    21   if ( empty($password) )

    22   {

    23     global $ui;

    24     echo '<p>1.1.5-1.1.6 migration script: ERROR: bad password returned from $session->pk_decrypt()</p>';

    25     $ui->show_footer();

    26     exit;

    27   }

    28   $hmac_secret = hexencode(AESCrypt::randkey(20), '', '');

    29   $password = hmac_sha1($password, $hmac_secret);

    30   $e = $db->sql_query('UPDATE ' . table_prefix . "users SET password = '{$password}', password_salt = '{$hmac_secret}', old_encryption = 0 WHERE user_id = {$row['user_id']};");

    31   if ( !$e )

    32     $db->_die();

    33 }

    34 

    35