original_string: public static function retrievePT($target_service, & $err_code, & $err_msg)
      {
          phpCAS::_validateProxyExists();
  
          try {
              return (self::$_PHPCAS_CLIENT->retrievePT($target_service, $err_code, $err_msg));
          } catch (Exception $e) {
              phpCAS :: error(get_class($e) . ': ' . $e->getMessage());
          }
      }
code: public static function retrievePT($target_service, & $err_code, & $err_msg)
      {
          phpCAS::_validateProxyExists();
  
          try {
              return (self::$_PHPCAS_CLIENT->retrievePT($target_service, $err_code, $err_msg));
          } catch (Exception $e) {
              phpCAS :: error(get_class($e) . ': ' . $e->getMessage());
          }
      }
code_tokens: public static function retrievePT ( $ target_service , & $ err_code , & $ err_msg ) { phpCAS :: _validateProxyExists ( ) ; try { return ( self :: $ _PHPCAS_CLIENT -> retrievePT ( $ target_service , $ err_code , $ err_msg ) ) ; } catch ( Exception $ e ) { phpCAS :: error ( get_class ( $ e ) . ': ' . $ e -> getMessage ( ) ) ; } }
docstring: Retrieve a Proxy Ticket from the CAS server.
  
  @param string $target_service Url string of service to proxy
  @param string &$err_code      error code
  @param string &$err_msg       error message
  
  @return string Proxy Ticket
docstring_tokens: Retrieve a Proxy Ticket from the CAS server .