<?php
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.0.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Validation;
use ReflectionClass;
/**
* A Proxy class used to remove any extra arguments when the user intended to call
* a method in another class that is not aware of validation providers signature
*/
class RulesProvider
{
/**
* The class/object to proxy.
*
* @var string|object
*/
protected $_class;
/**
* The proxied class' reflection
*
* @var \ReflectionClass
*/
protected $_reflection;
/**
* Constructor, sets the default class to use for calling methods
*
* @param string|object $class the default class to proxy
* @throws \ReflectionException
*/
public function __construct($class = Validation::class)
{
$this->_class = $class;
$this->_reflection = new ReflectionClass($class);
}
/**
* Proxies validation method calls to the Validation class.
*
* The last argument (context) will be sliced off, if the validation
* method's last parameter is not named 'context'. This lets
* the various wrapped validation methods to not receive the validation
* context unless they need it.
*
* @param string $method the validation method to call
* @param array $arguments the list of arguments to pass to the method
* @return bool whether or not the validation rule passed
*/
public function __call($method, $arguments)
{
$method = $this->_reflection->getMethod($method);
$argumentList = $method->getParameters();
if (array_pop($argumentList)->getName() !== 'context') {
$arguments = array_slice($arguments, 0, -1);
}
$object = is_string($this->_class) ? null : $this->_class;
return $method->invokeArgs($object, $arguments);
}
}