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<?php |
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namespace SilverStripe\Core\Cache; |
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use BadMethodCallException; |
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use Monolog\Handler\ErrorLogHandler; |
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use Monolog\Handler\StreamHandler; |
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use Monolog\Logger; |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerInterface; |
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use Psr\SimpleCache\CacheInterface; |
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use ReflectionClass; |
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use SilverStripe\Control\Director; |
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/** |
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* Assists with building of manifest cache prior to config being available |
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*/ |
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class ManifestCacheFactory extends DefaultCacheFactory |
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{ |
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public function __construct(array $args = [], LoggerInterface $logger = null) |
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{ |
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// Build default manifest logger |
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if (!$logger) { |
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$logger = new Logger("manifestcache-log"); |
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if (Director::isDev()) { |
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$logger->pushHandler(new StreamHandler('php://output')); |
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} else { |
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$logger->pushHandler(new ErrorLogHandler()); |
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} |
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} |
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parent::__construct($args, $logger); |
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} |
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/** |
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* Note: While the returned object is used as a singleton (by the originating Injector->get() call), |
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* this cache object shouldn't be a singleton itself - it has varying constructor args for the same service name. |
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* |
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* @param string $service The class name of the service. |
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* @param array $params The constructor parameters. |
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* @return CacheInterface |
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*/ |
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public function create($service, array $params = array()) |
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{ |
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// Override default cache generation with SS_MANIFESTCACHE |
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$cacheClass = getenv('SS_MANIFESTCACHE'); |
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if (!$cacheClass) { |
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return parent::create($service, $params); |
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} |
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// Check if SS_MANIFESTCACHE is a factory |
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if (is_a($cacheClass, CacheFactory::class, true)) { |
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/** @var CacheFactory $factory */ |
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$factory = new $cacheClass; |
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return $factory->create($service, $params); |
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} |
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// Check if SS_MANIFESTCACHE is a cache subclass |
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if (is_a($cacheClass, CacheInterface::class, true)) { |
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$args = array_merge($this->args, $params); |
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$namespace = isset($args['namespace']) ? $args['namespace'] : ''; |
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return $this->createCache($cacheClass, [$namespace]); |
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} |
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// Validate type |
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throw new BadMethodCallException( |
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'SS_MANIFESTCACHE is not a valid CacheInterface or CacheFactory class name' |
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); |
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} |
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/** |
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* Create cache directly without config / injector |
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* |
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* @param string $class |
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* @param array $args |
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* @return CacheInterface |
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*/ |
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public function createCache($class, $args) |
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{ |
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/** @var CacheInterface $cache */ |
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$reflection = new ReflectionClass($class); |
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$cache = $reflection->newInstanceArgs($args); |
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// Assign cache logger |
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if ($this->logger && $cache instanceof LoggerAwareInterface) { |
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$cache->setLogger($this->logger); |
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} |
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return $cache; |
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} |
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} |
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silverstripe /
silverstripe-framework
