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<?php |
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namespace ElasticsearchModule\Service; |
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use ArrayObject; |
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use Elasticsearch\ConnectionPool\AbstractConnectionPool; |
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use Elasticsearch\Connections\ConnectionFactoryInterface; |
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use Elasticsearch\Connections\ConnectionInterface; |
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use Zend\ServiceManager\Exception\InvalidArgumentException; |
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use Zend\ServiceManager\Exception\ServiceNotCreatedException; |
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use Zend\ServiceManager\ServiceLocatorInterface; |
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use Zend\Stdlib\ArrayObject as ZendArrayObject; |
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/** |
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* @author Pedro Alves <[email protected]> |
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*/ |
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class ConnectionPoolFactory extends AbstractFactory |
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{ |
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use InvalidTypeExceptionTrait; |
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/** |
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* {@inheritDoc} |
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*/ |
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protected function create(ServiceLocatorInterface $serviceLocator, $config) |
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{ |
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$className = $config['class']; |
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if (!in_array(AbstractConnectionPool::class, class_parents($className))) { |
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throw new ServiceNotCreatedException(sprintf( |
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"'%s' does not implement %s", |
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$className, |
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AbstractConnectionPool::class |
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)); |
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} |
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$selector = $this->getServiceOrClassObject($serviceLocator, $config['selector']); |
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$connectionFactory = $this->getServiceOrClassObject($serviceLocator, $config['connection_factory']); |
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if (!$connectionFactory instanceof ConnectionFactoryInterface) { |
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throw $this->getException( |
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'connection factory', |
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ConnectionFactoryInterface::class, |
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ServiceNotCreatedException::class, |
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$connectionFactory |
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); |
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} |
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$parameters = isset($config['parameters']) ? $config['parameters'] : []; |
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$connections = $this->getConnectionsFromConfiguration($config, $connectionFactory); |
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return new $className( |
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$connections, |
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$selector, |
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$connectionFactory, |
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$parameters |
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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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public function getServiceType() |
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{ |
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return 'connection_pool'; |
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} |
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/** |
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* @param array|ArrayObject|ZendArrayObject $config |
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* @param ConnectionFactoryInterface $connectionFactory |
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* @return ConnectionInterface[] |
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* @throws ServiceNotCreatedException |
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*/ |
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private function getConnectionsFromConfiguration($config, ConnectionFactoryInterface $connectionFactory) |
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{ |
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$connections = []; |
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foreach ($config['hosts'] as $host) { |
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if (!is_string($host) && !is_array($host)) { |
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throw new ServiceNotCreatedException("Could not parse host: " . print_r($host, true)); |
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} |
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if (is_string($host)) { |
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$host = $this->extractURIParts($host); |
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} |
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$host = $this->normalizeExtendedHost($host); |
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$connections[] = $connectionFactory->create($host); |
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} |
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return $connections; |
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} |
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/** |
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* @param $host |
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* @return array |
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*/ |
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private function normalizeExtendedHost($host) { |
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if (isset($host['host']) === false) { |
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throw new ServiceNotCreatedException( |
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"Required 'host' was not defined in extended format: " . print_r($host, true) |
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); |
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} |
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return array_merge(['scheme' => 'http', 'port' => 9200], $host); |
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} |
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/** |
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* @param string $host |
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* |
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* @throws InvalidArgumentException |
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* @return array |
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*/ |
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private function extractURIParts($host) |
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{ |
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$host = filter_var($host, FILTER_VALIDATE_URL, FILTER_FLAG_SCHEME_REQUIRED) ? $host : 'http://' . $host; |
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$parts = parse_url($host); |
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if ($parts === false) { |
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throw new InvalidArgumentException("Could not parse URI"); |
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} |
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return array_merge(['port' => 9200], $parts); |
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} |
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} |
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pedromdev /
elasticsearch-module
