protected function hasRsaKey()
    {
        $hasKey = (isset($this->auth['key']) && trim($this->auth['key']) != '');

        return $hasKey || (isset($this->auth['keytext']) && trim($this->auth['keytext']) != '');
    }
protected function hasRsaKey()
    {
        $hasKey = (isset($this->auth['key']) && trim($this->auth['key']) != '');

        return $hasKey || (isset($this->auth['keytext']) && trim($this->auth['keytext']) != '');
    }
protected function hasRsaKey ( ) { $ hasKey = ( isset ( $ this -> auth [ 'key' ] ) && trim ( $ this -> auth [ 'key' ] ) != '' ) ; return $ hasKey || ( isset ( $ this -> auth [ 'keytext' ] ) && trim ( $ this -> auth [ 'keytext' ] ) != '' ) ; }
Determine if an RSA key is configured.

@return bool
Determine if an RSA key is configured .