Crypt/GPG/PinEntry.php
protected function sendGetInfo($data)
    {
        $parts   = explode(' ', $data, 2);
        $command = reset($parts);

        switch ($command) {
        case 'pid':
            return $this->sendGetInfoPID();
        default:
            return $this->send($this->getOK());
        }

        return $this;
    }
protected function sendGetInfo($data)
    {
        $parts   = explode(' ', $data, 2);
        $command = reset($parts);

        switch ($command) {
        case 'pid':
            return $this->sendGetInfoPID();
        default:
            return $this->send($this->getOK());
        }

        return $this;
    }
Sends information about this pinentry

@param string $data the information requested by the assuan server.
Currently only 'pid' is supported. Other requests
return no information.

@return Crypt_GPG_PinEntry the current object, for fluent interface.