/**
  * Writes an message in the global logger
  * @param  $message Message to be written
  */
 public function write($message)
 {
     $dbname = TTransaction::getDatabase();
     // avoid log of log
     if ($dbname !== 'log' and in_array(substr($message, 0, 6), array('INSERT', 'UPDATE', 'DELETE'))) {
         $time = date("Y-m-d H:i:s");
         TTransaction::open('log');
         $object = new self();
         $object->logdate = $time;
         $object->login = TSession::getValue('login');
         $object->database_name = $dbname;
         $object->sql_command = $message;
         $object->statement_type = strtoupper(substr($message, 0, 6));
         $object->store();
         TTransaction::close();
     }
 }
 public function __construct()
 {
     parent::__construct();
     try {
         TTransaction::open('samples');
         // open transaction
         print TTransaction::getDatabase();
         // current database
         echo '<br>';
         print_r(TTransaction::getDatabaseInfo());
         // current db info
         TTransaction::close();
         // close transaction
     } catch (Exception $e) {
         new TMessage('error', $e->getMessage());
     }
 }