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<?php
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/**
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* This file is a part of Woketo package.
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*
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* (c) Nekland <[email protected]>
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*
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* For the full license, take a look to the LICENSE file
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* on the root directory of this project
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*/
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namespace Nekland\Woketo\Client;
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use Nekland\Woketo\Http\Url;
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use Nekland\Woketo\Message\MessageHandlerInterface;
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use Nekland\Woketo\Rfc6455\MessageProcessor;
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use React\EventLoop\Factory as LoopFactory;
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use React\EventLoop\LoopInterface;
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class WebSocketClient
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{
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/**
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* @var Url
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*/
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private $url;
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/**
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* @var array
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*/
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private $config;
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/**
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* @var Connection
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*/
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private $connection;
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/**
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* @var ConnectorFactoryInterface
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*/
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private $connectorFactory;
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/**
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* @var LoopInterface
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*/
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private $loop;
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public function __construct(string $url, array $config = [], ConnectorFactoryInterface $connectorFactory = null)
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{
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$this->url = new Url($url);
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$this->connectorFactory = $connectorFactory;
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$this->setConfig($config);
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}
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/**
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* @param MessageHandlerInterface $handler
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* @throws \Exception
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*/
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public function start(MessageHandlerInterface $handler)
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{
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if ($this->config['prod'] && \extension_loaded('xdebug')) {
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throw new \Exception('xdebug is enabled, it\'s a performance issue. Disable that extension or specify "prod" option to false.');
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}
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$this->connection = new Connection(
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$this->url,
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$this->getConnectorFactory()->createConnector()->connect($this->url->getHost() . ':' . $this->url->getPort()),
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$this->getMessageProcessor(),
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$handler,
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$this->loop
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);
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$this->loop->run();
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}
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/**
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* @param array $config
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* @return self
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*/
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public function setConfig(array $config = [])
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{
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$this->config = array_merge([
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'prod' => true,
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'ssl' => [],
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'dns' => null,
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], $config);
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return $this;
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}
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/**
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* Creates a connector factory with the given configuration if none given in the constructor.
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*
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* @return ConnectorFactoryInterface
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*/
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private function getConnectorFactory() : ConnectorFactoryInterface
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{
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if ($this->connectorFactory !== null) {
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return $this->connectorFactory;
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}
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$this->connectorFactory = new ConnectorFactory();
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$this->connectorFactory->setLoop($this->getLoop());
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$this->connectorFactory->setSslOptions($this->config['ssl']);
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$this->connectorFactory->enableDns();
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if (null !== $this->config['dns']) {
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$this->connectorFactory->setDnsServer($this->config['dns']);
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}
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if ($this->url->isSecured()) {
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$this->connectorFactory->enableSsl();
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}
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return $this->connectorFactory;
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}
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/**
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* @return LoopInterface
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*/
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private function getLoop() : LoopInterface
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{
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if (null !== $this->loop) {
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return $this->loop;
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}
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return $this->loop = LoopFactory::create();
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}
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/**
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* @return MessageProcessor
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*/
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private function getMessageProcessor(): MessageProcessor
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{
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if (!empty($this->messageProcessor)) {
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return $this->messageProcessor;
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}
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return $this->messageProcessor = new MessageProcessor();
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}
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}
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Nekland /
Woketo
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: