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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) 2005-2016 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Db\TableGateway\Feature;
use Zend\Db\TableGateway\AbstractTableGateway;
use Zend\Db\TableGateway\TableGatewayInterface;
class FeatureSet
{
const APPLY_HALT = 'halt';
protected $tableGateway = null;
/**
* @var AbstractFeature[]
*/
protected $features = [];
/**
* @var array
*/
protected $magicSpecifications = [];
public function __construct(array $features = [])
{
if ($features) {
$this->addFeatures($features);
}
}
/**
* @param AbstractTableGateway $tableGateway
* @return self Provides a fluent interface
*/
public function setTableGateway(AbstractTableGateway $tableGateway)
{
$this->tableGateway = $tableGateway;
foreach ($this->features as $feature) {
$feature->setTableGateway($this->tableGateway);
}
return $this;
}
public function getFeatureByClassName($featureClassName)
{
$feature = false;
foreach ($this->features as $potentialFeature) {
if ($potentialFeature instanceof $featureClassName) {
$feature = $potentialFeature;
break;
}
}
return $feature;
}
/**
* @param array $features
* @return self Provides a fluent interface
*/
public function addFeatures(array $features)
{
foreach ($features as $feature) {
$this->addFeature($feature);
}
return $this;
}
/**
* @param AbstractFeature $feature
* @return self Provides a fluent interface
*/
public function addFeature(AbstractFeature $feature)
{
if ($this->tableGateway instanceof TableGatewayInterface) {
$feature->setTableGateway($this->tableGateway);
}
$this->features[] = $feature;
return $this;
}
public function apply($method, $args)
{
foreach ($this->features as $feature) {
if (method_exists($feature, $method)) {
$return = call_user_func_array([$feature, $method], $args);
if ($return === self::APPLY_HALT) {
break;
}
}
}
}
/**
* @param string $property
* @return bool
*/
public function canCallMagicGet($property)
{
return false;
}
/**
* @param string $property
* @return mixed
*/
public function callMagicGet($property)
{
$return = null;
return $return;
}
/**
* @param string $property
* @return bool
*/
public function canCallMagicSet($property)
{
return false;
}
/**
* @param $property
* @param $value
* @return mixed
*/
public function callMagicSet($property, $value)
{
$return = null;
return $return;
}
/**
* Is the method requested available in one of the added features
* @param string $method
* @return bool
*/
public function canCallMagicCall($method)
{
if (! empty($this->features)) {
foreach ($this->features as $feature) {
if (method_exists($feature, $method)) {
return true;
}
}
}
return false;
}
/**
* Call method of on added feature as though it were a local method
* @param string $method
* @param array $arguments
* @return mixed
*/
public function callMagicCall($method, $arguments)
{
foreach ($this->features as $feature) {
if (method_exists($feature, $method)) {
return $feature->$method($arguments);
}
}
return;
}
}