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<?php | |
/** | |
* Zend Framework (http://framework.zend.com/) | |
* | |
* @link http://github.com/zendframework/zf2 for the canonical source repository | |
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) | |
* @license http://framework.zend.com/license/new-bsd New BSD License | |
*/ | |
namespace Zend\Stdlib; | |
use ArrayObject as PhpArrayObject; | |
class Parameters extends PhpArrayObject implements ParametersInterface | |
{ | |
/** | |
* Constructor | |
* | |
* Enforces that we have an array, and enforces parameter access to array | |
* elements. | |
* | |
* @param array $values | |
*/ | |
public function __construct(array $values = null) | |
{ | |
if (null === $values) { | |
$values = array(); | |
} | |
parent::__construct($values, ArrayObject::ARRAY_AS_PROPS); | |
} | |
/** | |
* Populate from native PHP array | |
* | |
* @param array $values | |
* @return void | |
*/ | |
public function fromArray(array $values) | |
{ | |
$this->exchangeArray($values); | |
} | |
/** | |
* Populate from query string | |
* | |
* @param string $string | |
* @return void | |
*/ | |
public function fromString($string) | |
{ | |
$array = array(); | |
parse_str($string, $array); | |
$this->fromArray($array); | |
} | |
/** | |
* Serialize to native PHP array | |
* | |
* @return array | |
*/ | |
public function toArray() | |
{ | |
return $this->getArrayCopy(); | |
} | |
/** | |
* Serialize to query string | |
* | |
* @return string | |
*/ | |
public function toString() | |
{ | |
return http_build_query($this); | |
} | |
/** | |
* Retrieve by key | |
* | |
* Returns null if the key does not exist. | |
* | |
* @param string $name | |
* @return mixed | |
*/ | |
public function offsetGet($name) | |
{ | |
if (isset($this[$name])) { | |
return parent::offsetGet($name); | |
} | |
return null; | |
} | |
/** | |
* @param string $name | |
* @param mixed $default optional default value | |
* @return mixed | |
*/ | |
public function get($name, $default = null) | |
{ | |
if (isset($this[$name])) { | |
return parent::offsetGet($name); | |
} | |
return $default; | |
} | |
/** | |
* @param string $name | |
* @param mixed $value | |
* @return Parameters | |
*/ | |
public function set($name, $value) | |
{ | |
$this[$name] = $value; | |
return $this; | |
} | |
} |