// Wordpress-Config-Datei importieren
// Import Wordpress-Config-File

include ('wp-config.php');

// Verbindung zum Datenbank-Server aufbauen
// Connect to database

$cid=mysql_connect(DB_HOST, DB_USER, DB_PASSWORD);

// Array für Rollen
// Array for user-roles

$user_roles=array('administrator'=>'10', 'editor'=>'7', 'author'=>'2', 'contributor'=>'1');

// Bisherige Einträge für meta_key "wp_user_level" löschen
// Delete actual entries with meta_key "wp_user_level"

$result=mysql(DB_NAME, "DELETE FROM ".$table_prefix."usermeta WHERE meta_key LIKE 'wp_user_level' ");

// Für jeden Eintrag aus dem Rollen-Array
// For each entry of the user-roles array

while (list($key,$value)=each($user_roles)) {

  echo "$key | $value<br/>\n";

  // Alle User mit der entsprechenden Rolle einlesen
  // Get all users for the given user-role

  $result=mysql(DB_NAME, "SELECT * FROM ".$table_prefix."usermeta WHERE meta_key LIKE '".$table_prefix."capabilities' AND `meta_value` RLIKE '".$key."' ORDER BY user_id ASC");

  echo "SELECT * FROM ".$table_prefix."usermeta WHERE meta_key LIKE '".$table_prefix."capabilities' AND `meta_value` RLIKE '".$key."' ORDER BY user_id ASC<br/>\n";

  while ($daten = mysql_fetch_array($result, MYSQL_ASSOC)) {

    echo $daten[user_id]."<br/>\n";

    // und für jeden Eintrag die Berechtigung neu setzen
    // and set a new user-level for each entry

    $result2=mysql(DB_NAME, "INSERT INTO ".$table_prefix."usermeta VALUES ('','".$daten[user_id]."', 'wp_user_level', '".$value."')");

  } // END OF while ($daten = mysql_fetch_array($result, MYSQL_ASSOC))

} // END OF while (list($key,$value)=each($user_roles))

mysql_close($cid);