/**
* 连接redis
*/
private function connect()
{
$host = !empty($this->config['host']) ? $this->config['host'] : '127.0.0.1';
$port = !empty($this->config['port']) ? $this->config['port'] : 6379;
$password = !empty($this->config['password']) ? $this->config['password'] : '';
$database = !empty($this->config['database']) ? $this->config['database'] : 0;
$timeout = !empty($this->config['timeout']) ? $this->config['timeout'] : 1;
$persistent = isset($this->config['persistent']) ? $this->config['persistent'] : false;
$func = $persistent ? 'pconnect' : 'connect';
if (empty($timeout)) {
$this->isConnected = $this->handler->{$func}($host, $port);
} else {
$this->isConnected = $this->handler->{$func}($host, $port, $timeout);
}
if ($this->isConnected) {
if (!empty($password)) {
$this->handler->auth($password);
}
if ($database) {
$this->handler->select($database);
}
}
}
