HummingBirdAnimeClient/src/Ion/Friend.php

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<?php declare(strict_types=1);
/**
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* Hummingbird Anime List Client
*
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* An API client for Kitsu to manage anime and manga watch lists
*
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* PHP version 7.3
*
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* @package HummingbirdAnimeClient
* @author Timothy J. Warren <tim@timshomepage.net>
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* @copyright 2015 - 2020 Timothy J. Warren
* @license http://www.opensource.org/licenses/mit-license.html MIT License
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* @version 4.2
* @link https://git.timshomepage.net/timw4mail/HummingBirdAnimeClient
*/
namespace Aviat\Ion;
use BadMethodCallException;
use InvalidArgumentException;
use ReflectionClass;
use ReflectionMethod;
use ReflectionProperty;
/**
* Friend class for testing
*/
class Friend {
/**
* Object to create a friend of
* @var mixed
*/
private $_friend_;
/**
* Reflection class of the object
* @var ReflectionClass
*/
private $_reflect_;
/**
* Create a friend object
*
* @param mixed $obj
* @throws InvalidArgumentException
* @throws \ReflectionException
*/
public function __construct($obj)
{
if ( ! \is_object($obj))
{
throw new InvalidArgumentException('Friend must be an object');
}
$this->_friend_ = $obj;
$this->_reflect_ = new ReflectionClass($obj);
}
/**
* Retrieve a friend's property
*
* @param string $key
* @return mixed
*/
public function __get(string $key)
{
if ($this->__isset($key))
{
$property = $this->_get_property($key);
if ($property !== NULL)
{
return $property->getValue($this->_friend_);
}
}
return NULL;
}
/**
* See if a property exists on the friend
*
* @param string $name
* @return bool
*/
public function __isset(string $name): bool
{
return $this->_reflect_->hasProperty($name);
}
/**
* Set a friend's property
*
* @param string $key
* @param mixed $value
* @return void
*/
public function __set(string $key, $value)
{
if ($this->__isset($key))
{
$property = $this->_get_property($key);
if ($property !== NULL)
{
$property->setValue($this->_friend_, $value);
}
}
}
/**
* Calls a protected or private method on the friend
*
* @param string $method
* @param array $args
* @return mixed
* @throws BadMethodCallException
* @throws \ReflectionException
*/
public function __call(string $method, array $args)
{
if ( ! $this->_reflect_->hasMethod($method))
{
throw new BadMethodCallException("Method '{$method}' does not exist");
}
$friendMethod = new ReflectionMethod($this->_friend_, $method);
$friendMethod->setAccessible(TRUE);
return $friendMethod->invokeArgs($this->_friend_, $args);
}
/**
* Iterates over parent classes to get a ReflectionProperty
*
* @param string $name
* @return ReflectionProperty|null
*/
private function _get_property(string $name): ?ReflectionProperty
{
try
{
$property = $this->_reflect_->getProperty($name);
$property->setAccessible(TRUE);
return $property;
}
// Return NULL on any exception, so no further logic needed
// in the catch block
catch (\Exception $e)
{
return NULL;
}
}
}
// End of Friend.php