code: private function _buildControllerName( $name )
      {
          $name = strtoupper( $name[ 0 ] ) . substr( $name, 1 );
  
          $controller = $name;
  
          $namespace = NULL;
  
          foreach ( $this->namespaces as $ns )
          {
              if ( class_exists( $ns . $controller ) )
              {
                  $namespace  = $ns;
                  $controller = $ns . $controller;
  
                  break;
              }
          }
  
          if ( NULL === $namespace )
          {
              return strtoupper( $this->defaultController[ 0 ] )
              . substr( $this->defaultController, 1 ) . 'Controller';
          }
          else
          {
              return $controller;
          }
      }
docs: Constructs the controller name.
  
  @param string $name the controller name
  
  @return string the name