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<?php |
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namespace AsyncPHP\Icicle\Database\Connector; |
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use AsyncPHP\Doorman\Manager; |
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use AsyncPHP\Doorman\Manager\ProcessManager; |
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use AsyncPHP\Icicle\Database\Connector; |
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use AsyncPHP\Remit\Client; |
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use AsyncPHP\Remit\Client\ZeroMqClient; |
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use AsyncPHP\Remit\Location\InMemoryLocation; |
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use AsyncPHP\Remit\Server; |
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use AsyncPHP\Remit\Server\ZeroMqServer; |
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use Icicle\Loop; |
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use Icicle\Promise\Deferred; |
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use Icicle\Promise\PromiseInterface; |
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use InvalidArgumentException; |
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final class DoormanConnector implements Connector |
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{ |
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/** |
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* @var int |
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*/ |
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private $id = 1; |
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/** |
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* @var array |
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*/ |
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private $deferred = []; |
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/** |
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* @var Manager |
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*/ |
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private $manager; |
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/** |
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* @var Server |
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*/ |
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private $server; |
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/** |
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* @var Client |
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*/ |
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private $client; |
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/** |
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* @inheritdoc |
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* |
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* @param array $config |
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* |
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* @return PromiseInterface |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function connect(array $config) |
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{ |
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$this->validate($config); |
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$this->remit($config); |
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$this->manager = new ProcessManager(); |
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if (isset($config["log"])) { |
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$this->manager->setLogPath($config["log"]); |
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} |
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$this->manager->addTask(new DoormanConnectorTask($config)); |
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$this->manager->tick(); |
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} |
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/** |
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* @param array $config |
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* |
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* @throws InvalidArgumentException |
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*/ |
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private function validate(array $config) |
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{ |
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if (!isset($config["remit"])) { |
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throw new InvalidArgumentException("Undefined remit"); |
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} |
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if (!isset($config["remit"]["driver"])) { |
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throw new InvalidArgumentException("Undefined remit driver"); |
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} |
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if (!isset($config["remit"]["server"])) { |
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throw new InvalidArgumentException("Undefined remit server"); |
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} |
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if (!isset($config["remit"]["client"])) { |
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throw new InvalidArgumentException("Undefined remit client"); |
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} |
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if ($config["remit"]["driver"] === "zeromq") { |
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if (!isset($config["remit"]["server"]["port"])) { |
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throw new InvalidArgumentException("Undefined remit server port"); |
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} |
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if (!isset($config["remit"]["client"]["port"])) { |
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throw new InvalidArgumentException("Undefined remit client port"); |
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} |
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} else { |
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throw new InvalidArgumentException("Unrecognised remit driver"); |
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} |
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} |
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/** |
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* @param array $config |
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*/ |
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private function remit(array $config) |
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{ |
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if ($config["remit"]["driver"] === "zeromq") { |
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$config["remit"]["server"] += [ |
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"host" => "127.0.0.1", |
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]; |
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$config["remit"]["client"] += [ |
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"host" => "127.0.0.1", |
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]; |
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$this->server = new ZeroMqServer( |
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new InMemoryLocation( |
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$config["remit"]["server"]["host"], |
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$config["remit"]["server"]["port"] |
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) |
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); |
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$this->client = new ZeroMqClient( |
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new InMemoryLocation( |
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$config["remit"]["client"]["host"], |
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$config["remit"]["client"]["port"] |
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) |
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); |
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} |
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$this->server->addListener("r", function ($result, $id) { |
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if (isset($this->deferred[$id])) { |
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$this->deferred[$id]->resolve($result); |
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unset($this->deferred[$id]); |
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} |
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}); |
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$this->server->addListener("e", function ($error, $id) { |
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if (isset($this->deferred[$id])) { |
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$this->deferred[$id]->reject($error); |
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unset($this->deferred[$id]); |
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} |
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}); |
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Loop\periodic(0, function () { |
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$this->server->tick(); |
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}); |
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} |
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/** |
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* @inheritdoc |
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* |
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* @param string $query |
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* @param array $values |
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* |
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* @return PromiseInterface |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function query($query, $values) |
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{ |
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$id = $this->id++; |
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$this->deferred["d{$id}"] = new Deferred(); |
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$this->client->emit("q", [$query, $values, "d{$id}"]); |
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return $this->deferred["d{$id}"]->getPromise(); |
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} |
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} |
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asyncphp /
icicle-database
