public function _getRedis($options)
{
if (!isset($options["host"]) || !isset($options["port"]) || !isset($options["persistent"])) {
throw new Exception("Unexpected inconsistency in options");
}
if (isset($options['prefix'])) {
self::$_prefix = $options['prefix'];
}
$redis = new \Redis();
if ($options["persistent"]) {
$success = $redis->pconnect($options['host'], intval($options['port']));
} else {
$success = $redis->connect($options['host'], intval($options['port']));
}
if (!$success) {
throw new Exception("Could not connect to the Redisd server " . $options["host"] . ":" . $options["port"]);
}
if (isset($options["auth"])) {
$success = $redis->auth($options["auth"]);
if (!$success) {
throw new Exception("Failed to authenticate with the Redisd server");
}
}
if (isset($options["index"])) {
$redis->select(intval($options["index"]));
} else {
$redis->select(self::$_db);
}
return $redis;
}
/**
* Init Redis to usse in socket.io.
*
* @param DI $di Dependency Injection.
* @param Config $config Config object.
*
* @return void
*/
protected function _initRedis($di, $config)
{
$di->set('redis', function () use($config) {
$redis = new \Redis();
$redis->connect($config->db->redis->host, $config->db->redis->port);
return $redis;
}, true);
}
