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<?php |
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namespace BenTools\MercurePHP\Storage\Redis; |
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use BenTools\MercurePHP\Helpers\RedisHelper; |
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use BenTools\MercurePHP\Storage\StorageFactoryInterface; |
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use Clue\React\Redis\Client as AsynchronousClient; |
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use Clue\React\Redis\Factory; |
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use Predis\Client as SynchronousClient; |
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use Psr\Log\LoggerInterface; |
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use React\EventLoop\LoopInterface; |
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use React\Promise\PromiseInterface; |
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use function React\Promise\all; |
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use function React\Promise\resolve; |
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final class RedisStorageFactory implements StorageFactoryInterface |
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{ |
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private LoopInterface $loop; |
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private LoggerInterface $logger; |
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public function __construct(LoopInterface $loop, LoggerInterface $logger) |
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{ |
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$this->loop = $loop; |
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$this->logger = $logger; |
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} |
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public function supports(string $dsn): bool |
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{ |
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return RedisHelper::isRedisDSN($dsn); |
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} |
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public function create(string $dsn): PromiseInterface |
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{ |
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$factory = new Factory($this->loop); |
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$promises = [ |
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'async' => $factory->createClient($dsn) |
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->then( |
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function (AsynchronousClient $client) { |
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$client->on( |
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'close', |
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function () { |
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$this->logger->error('Connection closed.'); |
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$this->loop->stop(); |
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} |
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); |
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return $client; |
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}, |
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function (\Exception $exception) { |
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$this->loop->stop(); |
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$this->logger->error($exception->getMessage()); |
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} |
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), |
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'sync' => resolve(new SynchronousClient($dsn)), |
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]; |
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return all($promises) |
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->then( |
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function (iterable $results): array { |
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$clients = []; |
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foreach ($results as $key => $client) { |
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$clients[$key] = $client; |
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} |
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// Sounds weird, but helps in detecting an anomaly during connection |
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RedisHelper::testAsynchronousClient($clients['async'], $this->loop, $this->logger); |
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return $clients; |
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} |
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) |
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->then( |
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fn (array $clients): RedisStorage => new RedisStorage( |
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$clients['async'], |
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$clients['sync'], |
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) |
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); |
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} |
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} |
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bpolaszek /
mercure-php-hub
