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<?php |
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declare(strict_types=1); |
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namespace TheCodingMachine\CacheUtils; |
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use ReflectionClass; |
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use function array_merge; |
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class ClassBoundCache implements ClassBoundCacheInterface |
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{ |
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/** @var FileBoundCacheInterface */ |
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private $fileBoundCache; |
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/** @var bool */ |
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private $analyzeParentClasses; |
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/** @var bool */ |
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private $analyzeTraits; |
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/** @var bool */ |
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private $analyzeInterfaces; |
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public function __construct(FileBoundCacheInterface $fileBoundCache, bool $analyzeParentClasses = true, bool $analyzeTraits = true, bool $analyzeInterfaces = false) |
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{ |
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$this->fileBoundCache = $fileBoundCache; |
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$this->analyzeParentClasses = $analyzeParentClasses; |
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$this->analyzeTraits = $analyzeTraits; |
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$this->analyzeInterfaces = $analyzeInterfaces; |
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} |
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/** |
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* Fetches an element from the cache by key. |
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* |
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* @return mixed |
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*/ |
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public function get(string $key) |
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{ |
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return $this->fileBoundCache->get($key); |
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} |
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/** |
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* Stores an item in the cache. |
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* |
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* @param mixed $item The item must be serializable. |
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* @param ReflectionClass<object> $refClass If the class is modified, the cache item is invalidated. |
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*/ |
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public function set(string $key, $item, ReflectionClass $refClass, ?int $ttl = null): void |
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{ |
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$files = $this->getFilesForClass($refClass); |
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$this->fileBoundCache->set($key, $item, $files, $ttl); |
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} |
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/** |
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* @param ReflectionClass<object> $refClass |
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* |
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* @return array<int, string> |
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*/ |
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private function getFilesForClass(ReflectionClass $refClass): array |
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{ |
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$files = []; |
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$file = $refClass->getFileName(); |
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if ($file !== false) { |
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$files[] = $file; |
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} |
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if ($this->analyzeParentClasses && $refClass->getParentClass() !== false) { |
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$files = array_merge($files, $this->getFilesForClass($refClass->getParentClass())); |
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} |
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if ($this->analyzeTraits) { |
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foreach ($refClass->getTraits() as $trait) { |
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$files = array_merge($files, $this->getFilesForClass($trait)); |
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} |
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} |
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if ($this->analyzeInterfaces) { |
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foreach ($refClass->getInterfaces() as $interface) { |
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$files = array_merge($files, $this->getFilesForClass($interface)); |
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} |
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} |
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return $files; |
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} |
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} |
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thecodingmachine /
cache-utils
