<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Service_Console

 * @subpackage Exception

 * @version    $Id$

 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @copyright  Copyright (c) 2009 - 2011, RealDolmen (http://www.realdolmen.com)

 * @license    http://phpazure.codeplex.com/license

 */

/**

* @see Zend_Service_Console_Command_ParameterSource_ParameterSourceInterface

*/

require_once 'Zend/Service/Console/Command/ParameterSource/ParameterSourceInterface.php';

/**

 * @category   Zend

 * @package    Zend_Service_Console

 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @copyright  Copyright (c) 2009 - 2011, RealDolmen (http://www.realdolmen.com)

 * @license    http://phpazure.codeplex.com/license

 */

class Zend_Service_Console_Command_ParameterSource_Prompt

	implements Zend_Service_Console_Command_ParameterSource_ParameterSourceInterface

{

	/**

	 * Get value for a named parameter.

	 *

	 * @param mixed $parameter Parameter to get a value for

	 * @param array $argv Argument values passed to the script when run in console.

	 * @return mixed

	 */

	public function getValueForParameter($parameter, $argv = array())

	{

		// Default value

		$parameterValue = null;

		// Prompt the user

		fwrite(STDOUT, "Supply a value for " . $parameter->aliases[0] . ": ");

		/*if ($parameter->description != '' && !is_null($parameter->description)) {

			fwrite(STDOUT, $parameter->description . ".\r\n");

		}*/

		while (is_null($parameterValue) || $parameterValue == '') {

			$parameterValue = trim(fgets(STDIN));

		}

		// Done!

		return $parameterValue;

	}

}