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<?php |
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declare(strict_types=1); |
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namespace BEAR\QueryRepository; |
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use BEAR\Resource\AbstractUri; |
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use BEAR\Resource\ResourceInterface; |
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use BEAR\Resource\ResourceObject; |
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use function assert; |
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final class DonutRepository implements DonutRepositoryInterface |
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{ |
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/** @var ResourceStorageInterface */ |
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private $resourceStorage; |
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/** @var HeaderSetter */ |
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private $headerSetter; |
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/** @var ResourceInterface */ |
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private $resource; |
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/** @var QueryRepository */ |
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private $queryRepository; |
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/** @var CdnCacheControlHeaderSetterInterface */ |
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private $cdnCacheControlHeaderSetter; |
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/** @var RepositoryLoggerInterface */ |
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private $logger; |
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/** @var DonutRenderer */ |
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private $renderer; |
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public function __construct( |
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QueryRepository $queryRepository, |
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HeaderSetter $headerSetter, |
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ResourceStorageInterface $resourceStorage, |
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ResourceInterface $resource, |
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CdnCacheControlHeaderSetterInterface $cdnCacheControlHeaderSetter, |
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RepositoryLoggerInterface $logger, |
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DonutRenderer $renderer |
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) { |
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$this->resourceStorage = $resourceStorage; |
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$this->headerSetter = $headerSetter; |
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$this->resource = $resource; |
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$this->queryRepository = $queryRepository; |
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$this->cdnCacheControlHeaderSetter = $cdnCacheControlHeaderSetter; |
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$this->logger = $logger; |
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$this->renderer = $renderer; |
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} |
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public function get(ResourceObject $ro): ?ResourceObject |
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{ |
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$maybeState = $this->queryRepository->get($ro->uri); |
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$this->logger->log('try-donut-view: uri:%s', $ro->uri); |
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if ($maybeState instanceof ResourceState) { |
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$this->logger->log('found-donut-view: uri:%s', $ro->uri); |
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$ro->headers = $maybeState->headers; |
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$ro->view = $maybeState->view; |
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return $ro; |
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} |
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return $this->refreshDonut($ro); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function putStatic(ResourceObject $ro, ?int $ttl = null, ?int $sMaxAge = null): ResourceObject |
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{ |
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$this->logger->log('put-donut: uri:%s ttl:%s s-maxage:%d', (string) $ro->uri, $sMaxAge, $ttl); |
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$keys = new SurrogateKeys($ro->uri); |
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$donut = ResourceDonut::create($ro, $this->renderer, $keys, $sMaxAge, true); |
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$donut->render($ro, $this->renderer); |
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$this->setHeaders($keys, $ro, $sMaxAge); |
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// delete |
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$this->resourceStorage->invalidateTags([(new UriTag())($ro->uri)]); |
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// save content cache and donut |
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$this->saveView($ro, $sMaxAge); |
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$this->resourceStorage->saveDonut($ro->uri, $donut, $ttl); |
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return $ro; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function putDonut(ResourceObject $ro, ?int $donutTtl): ResourceObject |
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{ |
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$this->logger->log('put-donut: uri:%s ttl:%s', (string) $ro->uri, $donutTtl); |
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$keys = new SurrogateKeys($ro->uri); |
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$donut = ResourceDonut::create($ro, $this->renderer, $keys, $donutTtl, false); |
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$donut->render($ro, $this->renderer); |
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$keys->setSurrogateHeader($ro); |
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// delete |
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$this->resourceStorage->invalidateTags([(new UriTag())($ro->uri)]); |
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// save donut |
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$this->resourceStorage->saveDonut($ro->uri, $donut, $donutTtl); |
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return $ro; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function purge(AbstractUri $uri): void |
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{ |
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$this->queryRepository->purge($uri); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function invalidateTags(array $tags): void |
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{ |
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$this->resourceStorage->invalidateTags($tags); |
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} |
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private function refreshDonut(ResourceObject $ro): ?ResourceObject |
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{ |
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$donut = $this->resourceStorage->getDonut($ro->uri); |
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$this->logger->log('try-donut uri:%s', (string) $ro->uri); |
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if (! $donut instanceof ResourceDonut) { |
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$this->logger->log('no-donut-found uri:%s', (string) $ro->uri); |
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return null; |
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} |
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$this->logger->log('refresh-donut: uri:%s', $ro->uri); |
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$donut->refresh($this->resource, $ro); |
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if (! $donut->isCacheble) { |
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return $ro; |
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} |
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($this->headerSetter)($ro, $donut->ttl, null); |
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$ro->headers[Header::ETAG] .= 'r'; // mark refreshed by resource static |
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($this->cdnCacheControlHeaderSetter)($ro, $donut->ttl); |
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$this->saveView($ro, $donut->ttl); |
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return $ro; |
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} |
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private function saveView(ResourceObject $ro, ?int $ttl): bool |
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{ |
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assert(isset($ro->headers[Header::ETAG])); |
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$surrogateKeys = $ro->headers[Header::SURROGATE_KEY] ?? ''; |
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$this->resourceStorage->saveEtag($ro->uri, $ro->headers[Header::ETAG], $surrogateKeys, $ttl); |
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return $this->resourceStorage->saveDonutView($ro, $ttl); |
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} |
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private function setHeaders(SurrogateKeys $keys, ResourceObject $ro, ?int $sMaxAge): void |
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{ |
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$keys->setSurrogateHeader($ro); |
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($this->cdnCacheControlHeaderSetter)($ro, $sMaxAge); |
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($this->headerSetter)($ro, 0, null); |
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} |
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} |
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bearsunday /
BEAR.QueryRepository
