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StompConnectionFactory.php
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139 lines (118 loc) · 3.37 KB
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<?php
namespace Enqueue\Stomp;
use Interop\Queue\PsrConnectionFactory;
use Stomp\Network\Connection;
class StompConnectionFactory implements PsrConnectionFactory
{
/**
* @var array
*/
private $config;
/**
* @var BufferedStompClient
*/
private $stomp;
/**
* $config = [
* 'host' => null,
* 'port' => null,
* 'login' => null,
* 'password' => null,
* 'vhost' => null,
* 'buffer_size' => 1000,
* 'connection_timeout' => 1,
* 'sync' => false,
* 'lazy' => true,
* ].
*
* or
*
* stomp:
* stomp:?buffer_size=100
*
* @param array|string|null $config
*/
public function __construct($config = 'stomp:')
{
if (empty($config) || 'stomp:' === $config) {
$config = [];
} elseif (is_string($config)) {
$config = $this->parseDsn($config);
} elseif (is_array($config)) {
} else {
throw new \LogicException('The config must be either an array of options, a DSN string or null');
}
$this->config = array_replace($this->defaultConfig(), $config);
}
/**
* {@inheritdoc}
*
* @return StompContext
*/
public function createContext()
{
if ($this->config['lazy']) {
return new StompContext(function () {
return $this->establishConnection();
});
}
return new StompContext($this->establishConnection());
}
/**
* @return BufferedStompClient
*/
private function establishConnection()
{
if (false == $this->stomp) {
$config = $this->config;
$uri = 'tcp://'.$config['host'].':'.$config['port'];
$connection = new Connection($uri, $config['connection_timeout']);
$this->stomp = new BufferedStompClient($connection, $config['buffer_size']);
$this->stomp->setLogin($config['login'], $config['password']);
$this->stomp->setVhostname($config['vhost']);
$this->stomp->setSync($config['sync']);
$this->stomp->connect();
}
return $this->stomp;
}
/**
* @param string $dsn
*
* @return array
*/
private function parseDsn($dsn)
{
if (false === strpos($dsn, 'stomp:')) {
throw new \LogicException(sprintf('The given DSN "%s" is not supported. Must start with "stomp:".', $dsn));
}
if (false === $config = parse_url($dsn)) {
throw new \LogicException(sprintf('Failed to parse DSN "%s"', $dsn));
}
if ($query = parse_url($dsn, PHP_URL_QUERY)) {
$queryConfig = [];
parse_str($query, $queryConfig);
$config = array_replace($queryConfig, $config);
}
unset($config['query'], $config['scheme']);
$config['sync'] = empty($config['sync']) ? false : true;
$config['lazy'] = empty($config['lazy']) ? false : true;
return $config;
}
/**
* @return array
*/
private function defaultConfig()
{
return [
'host' => 'localhost',
'port' => 61613,
'login' => 'guest',
'password' => 'guest',
'vhost' => '/',
'buffer_size' => 1000,
'connection_timeout' => 1,
'sync' => false,
'lazy' => true,
];
}
}