Yii2 Bootstrap 3
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\mongo;
use yii\base\Component;
use yii\base\InvalidConfigException;
use yii\db\Exception;
use Yii;
/**
* Class Connection
*
* @author Paul Klimov <klimov.paul@gmail.com>
* @since 2.0
*/
class Connection extends Component
{
/**
* @var \MongoClient mongo client instance.
*/
public $client;
/**
* @var array connection options.
* for example:
* ~~~
* [
* 'persist' => true, // use persistent connection
* 'socketTimeoutMS' => 1000, // how long a send or receive on a socket can take before timing out
* 'journal' => true // block write operations until the journal be flushed the to disk
* ]
* ~~~
*/
public $options = [];
/**
* @var string host:port
*
* Correct syntax is:
* mongodb://[username:password@]host1[:port1][,host2[:port2:],...]
* For example: mongodb://localhost:27017
*/
public $dsn;
/**
* @var string name of the Mongo database to use
*/
public $dbName;
/**
* Establishes a Mongo connection.
* It does nothing if a Mongo connection has already been established.
* @throws Exception if connection fails
*/
public function open()
{
if ($this->client === null) {
if (empty($this->dsn)) {
throw new InvalidConfigException('Connection::dsn cannot be empty.');
}
$token = 'Opening Mongo connection: ' . $this->dsn;
try {
Yii::trace($token, __METHOD__);
Yii::beginProfile($token, __METHOD__);
$options = $this->options;
$options['connect'] = true;
$this->client = new \MongoClient($this->dsn, $options);
$this->client->selectDB($this->dbName);
Yii::endProfile($token, __METHOD__);
} catch (\Exception $e) {
Yii::endProfile($token, __METHOD__);
throw new Exception($e->getMessage(), [], (int)$e->getCode(), $e);
}
}
}
/**
* Closes the currently active DB connection.
* It does nothing if the connection is already closed.
*/
public function close()
{
if ($this->client !== null) {
Yii::trace('Closing Mongo connection: ' . $this->dsn, __METHOD__);
$this->client = null;
}
}
}