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<?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) 2005-2014 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) 2005-2014 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_Env
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
$parameterValue = null;
// Fetch value for parameter
foreach ($parameter->aliases as $alias) {
while (strpos($alias, '-') !== false) {
$alias = substr($alias, 1);
}
$value = getenv($alias);
if (!is_null($value) && $value !== false) {
$parameterValue = $value;
break;
}
}
if (strtolower($parameterValue) == 'true') {
$parameterValue = true;
} else if (strtolower($parameterValue) == 'false') {
$parameterValue = false;
}
// Done!
return $parameterValue;
}
}
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