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- 27.04.2026
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MagicSet.php
001 <?php
002
003 declare(strict_types=1);
004
005 namespace ProxyManager\ProxyGenerator\LazyLoadingGhost\MethodGenerator;
006
007 use ProxyManager\Generator\MagicMethodGenerator;
008 use Zend\Code\Generator\ParameterGenerator;
009 use ProxyManager\ProxyGenerator\LazyLoadingGhost\PropertyGenerator\PrivatePropertiesMap;
010 use ProxyManager\ProxyGenerator\LazyLoadingGhost\PropertyGenerator\ProtectedPropertiesMap;
011 use ProxyManager\ProxyGenerator\PropertyGenerator\PublicPropertiesMap;
012 use ProxyManager\ProxyGenerator\Util\PublicScopeSimulator;
013 use ReflectionClass;
014 use Zend\Code\Generator\MethodGenerator;
015 use Zend\Code\Generator\PropertyGenerator;
016
017 /**
018 * Magic `__set` for lazy loading ghost objects
019 *
020 * @author Marco Pivetta <ocramius@gmail.com>
021 * @license MIT
022 */
023 class MagicSet extends MagicMethodGenerator
024 {
025 /**
026 * @var string
027 */
028 private $callParentTemplate = <<<'PHP'
029 %s
030
031 if (isset(self::$%s[$name])) {
032 return ($this->$name = $value);
033 }
034
035 if (isset(self::$%s[$name])) {
036 // check protected property access via compatible class
037 $callers = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT, 2);
038 $caller = isset($callers[1]) ? $callers[1] : [];
039 $object = isset($caller['object']) ? $caller['object'] : '';
040 $expectedType = self::$%s[$name];
041
042 if ($object instanceof $expectedType) {
043 return ($this->$name = $value);
044 }
045
046 $class = isset($caller['class']) ? $caller['class'] : '';
047
048 if ($class === $expectedType || is_subclass_of($class, $expectedType) || $class === 'ReflectionProperty') {
049 return ($this->$name = $value);
050 }
051 } elseif (isset(self::$%s[$name])) {
052 // check private property access via same class
053 $callers = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT, 2);
054 $caller = isset($callers[1]) ? $callers[1] : [];
055 $class = isset($caller['class']) ? $caller['class'] : '';
056
057 static $accessorCache = [];
058
059 if (isset(self::$%s[$name][$class])) {
060 $cacheKey = $class . '#' . $name;
061 $accessor = isset($accessorCache[$cacheKey])
062 ? $accessorCache[$cacheKey]
063 : $accessorCache[$cacheKey] = \Closure::bind(function ($instance, $value) use ($name) {
064 return ($instance->$name = $value);
065 }, null, $class);
066
067 return $accessor($this, $value);
068 }
069
070 if ('ReflectionProperty' === $class) {
071 $tmpClass = key(self::$%s[$name]);
072 $cacheKey = $tmpClass . '#' . $name;
073 $accessor = isset($accessorCache[$cacheKey])
074 ? $accessorCache[$cacheKey]
075 : $accessorCache[$cacheKey] = \Closure::bind(function ($instance, $value) use ($name) {
076 return ($instance->$name = $value);
077 }, null, $tmpClass);
078
079 return $accessor($this, $value);
080 }
081 }
082
083 %s
084 PHP;
085
086
087 /**
088 * @param ReflectionClass $originalClass
089 * @param PropertyGenerator $initializerProperty
090 * @param MethodGenerator $callInitializer
091 * @param PublicPropertiesMap $publicProperties
092 * @param ProtectedPropertiesMap $protectedProperties
093 * @param PrivatePropertiesMap $privateProperties
094 *
095 * @throws \Zend\Code\Generator\Exception\InvalidArgumentException
096 * @throws \InvalidArgumentException
097 */
098 public function __construct(
099 ReflectionClass $originalClass,
100 PropertyGenerator $initializerProperty,
101 MethodGenerator $callInitializer,
102 PublicPropertiesMap $publicProperties,
103 ProtectedPropertiesMap $protectedProperties,
104 PrivatePropertiesMap $privateProperties
105 ) {
106 parent::__construct(
107 $originalClass,
108 '__set',
109 [new ParameterGenerator('name'), new ParameterGenerator('value')]
110 );
111
112 $override = $originalClass->hasMethod('__set');
113
114 $parentAccess = 'return parent::__set($name, $value);';
115
116 if (! $override) {
117 $parentAccess = PublicScopeSimulator::getPublicAccessSimulationCode(
118 PublicScopeSimulator::OPERATION_SET,
119 'name',
120 'value'
121 );
122 }
123
124 $this->setBody(sprintf(
125 $this->callParentTemplate,
126 '$this->' . $initializerProperty->getName() . ' && $this->' . $callInitializer->getName()
127 . '(\'__set\', array(\'name\' => $name, \'value\' => $value));',
128 $publicProperties->getName(),
129 $protectedProperties->getName(),
130 $protectedProperties->getName(),
131 $privateProperties->getName(),
132 $privateProperties->getName(),
133 $privateProperties->getName(),
134 $parentAccess
135 ));
136 }
137 }
138