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<?php |
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/** |
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* This file is part of the PHPMongo package. |
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* |
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* (c) Dmytro Sokil <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Sokil\Mongo; |
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use \Psr\Log\LoggerInterface; |
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/** |
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* Connection manager and factory to get database and collection instances. |
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* |
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* @link https://github.com/sokil/php-mongo#connecting Connecting |
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* @link https://github.com/sokil/php-mongo#selecting-database-and-collection Get database and collection instance |
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*/ |
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class Client |
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{ |
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const DEFAULT_DSN = 'mongodb://127.0.0.1'; |
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private $dsn = self::DEFAULT_DSN; |
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private $connectOptions = array(); |
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/** |
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* |
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* @var \MongoClient |
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*/ |
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private $mongoClient; |
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private $databasePool = array(); |
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/** |
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* @var array Database to class mapping |
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*/ |
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protected $_mapping = array(); |
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private $logger; |
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private $currentDatabaseName; |
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/** |
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* |
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* @var string version of MongoDb |
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*/ |
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private $dbVersion; |
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private $debug = false; |
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/** |
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* |
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* @param string $dsn Data Source Name |
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* @param array $options |
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*/ |
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public function __construct($dsn = null, array $options = null) { |
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if($dsn) { |
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$this->setDsn($dsn); |
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} |
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if($options) { |
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$this->setConnectOptions($options); |
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} |
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} |
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/** |
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* Set credentials to auth on db, specified in connect options or dsn. |
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* If not specified - auth on admin db |
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* |
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* @param type $username |
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* @param type $password |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function setCredentials($username, $password) |
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{ |
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$this->connectOptions['username'] = $username; |
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$this->connectOptions['password'] = $password; |
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return $this; |
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} |
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public function __get($name) |
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{ |
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return $this->getDatabase($name); |
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} |
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/** |
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* |
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* @return string Version of PHP driver |
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*/ |
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public function getVersion() |
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{ |
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return \MongoClient::VERSION; |
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} |
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/** |
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* |
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* @return string version of mongo database |
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*/ |
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public function getDbVersion() |
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{ |
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if ($this->dbVersion) { |
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return $this->dbVersion; |
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} |
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$buildInfo = $this |
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->getDatabase('admin') |
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->executeCommand(array('buildinfo' => 1)); |
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$this->dbVersion = $buildInfo['version']; |
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return $this->dbVersion; |
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} |
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public function setDsn($dsn) |
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{ |
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$this->dsn = $dsn; |
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return $this; |
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} |
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public function getDsn() |
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{ |
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return $this->dsn; |
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} |
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/** |
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* Set connect options |
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* |
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* @link http://php.net/manual/en/mongoclient.construct.php connect options |
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* @param array $options |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function setConnectOptions(array $options) |
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{ |
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$this->connectOptions = $options; |
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return $this; |
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} |
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public function getConnectOptions() |
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{ |
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return $this->connectOptions; |
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} |
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/** |
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* Set mongo's client |
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* |
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* @param \MongoClient $client |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function setMongoClient(\MongoClient $client) |
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{ |
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$this->mongoClient = $client; |
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return $this; |
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} |
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/** |
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* Get mongo connection instance |
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* |
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* @return \MongoClient |
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* @throws \Sokil\Mongo\Exception |
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*/ |
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public function getMongoClient() |
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{ |
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if($this->mongoClient) { |
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return $this->mongoClient; |
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} |
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$this->mongoClient = new \MongoClient($this->dsn, $this->connectOptions); |
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return $this->mongoClient; |
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} |
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/** |
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* Get list of all active connections through this client |
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* |
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* @return type |
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*/ |
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public function getConnections() |
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{ |
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return $this->mongoClient->getConnections(); |
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} |
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/** |
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* Map database and collection name to class |
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* |
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* @param array $mapping classpath or class prefix |
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* Classpath: |
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* [dbname => [collectionName => collectionClass, ...], ...] |
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* Class prefix: |
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* [dbname => classPrefix] |
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* |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function map(array $mapping) { |
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$this->_mapping = $mapping; |
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return $this; |
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} |
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/** |
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* |
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* @param string $name database name |
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* @return \Sokil\Mongo\Database |
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*/ |
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public function getDatabase($name = null) { |
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if(!$name) { |
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$name = $this->getCurrentDatabaseName(); |
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} |
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if(!isset($this->databasePool[$name])) { |
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// init db |
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$database = new Database($this, $name); |
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if(isset($this->_mapping[$name])) { |
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$database->map($this->_mapping[$name]); |
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} |
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// configure db |
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$this->databasePool[$name] = $database; |
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} |
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return $this->databasePool[$name]; |
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} |
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/** |
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* Select database |
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* |
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* @param string $name |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function useDatabase($name) |
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{ |
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$this->currentDatabaseName = $name; |
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return $this; |
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} |
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public function getCurrentDatabaseName() |
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{ |
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if(!$this->currentDatabaseName) { |
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throw new Exception('Database not selected'); |
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} |
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return $this->currentDatabaseName; |
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} |
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/** |
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* Get collection from previously selected database by self::useDatabase() |
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* |
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* @param string $name |
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* @return \Sokil\Mongo\Collection |
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* @throws Exception |
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*/ |
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public function getCollection($name) |
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{ |
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return $this |
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->getDatabase($this->getCurrentDatabaseName()) |
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->getCollection($name); |
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} |
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public function readPrimaryOnly() |
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{ |
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$this->getMongoClient()->setReadPreference(\MongoClient::RP_PRIMARY); |
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return $this; |
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} |
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public function readPrimaryPreferred(array $tags = null) |
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{ |
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$this->getMongoClient()->setReadPreference(\MongoClient::RP_PRIMARY_PREFERRED, $tags); |
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return $this; |
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} |
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public function readSecondaryOnly(array $tags = null) |
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{ |
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$this->getMongoClient()->setReadPreference(\MongoClient::RP_SECONDARY, $tags); |
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return $this; |
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} |
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public function readSecondaryPreferred(array $tags = null) |
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{ |
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$this->getMongoClient()->setReadPreference(\MongoClient::RP_SECONDARY_PREFERRED, $tags); |
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return $this; |
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} |
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public function readNearest(array $tags = null) |
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{ |
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$this->getMongoClient()->setReadPreference(\MongoClient::RP_NEAREST, $tags); |
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return $this; |
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} |
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public function getReadPreference() |
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{ |
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return $this->getMongoClient()->getReadPreference(); |
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} |
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public function setLogger(LoggerInterface $logger) |
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{ |
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$this->logger = $logger; |
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return $this; |
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} |
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/** |
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* |
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* @return \Psr\Log\LoggerInterface |
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*/ |
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public function getLogger() |
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{ |
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return $this->logger; |
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} |
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/** |
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* Check if logger defined |
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* |
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* @return bool |
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*/ |
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public function hasLogger() |
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{ |
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return (bool) $this->logger; |
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} |
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/** |
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* Remove logger |
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* |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function removeLogger() |
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{ |
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$this->logger = null; |
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return $this; |
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} |
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/** |
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* Enable or disable debug mode |
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*/ |
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public function debug($enabled = true) |
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{ |
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$this->debug = (bool) $enabled; |
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return $this; |
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} |
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/** |
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* Check state of debug mode |
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*/ |
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public function isDebugEnabled() |
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{ |
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return $this->debug; |
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} |
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/** |
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* Define write concern on whole requests |
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* |
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* @param string|integer $w write concern |
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* @param int $timeout timeout in milliseconds |
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* @return \Sokil\Mongo\Client |
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* |
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* @throws \Sokil\Mongo\Exception |
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*/ |
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public function setWriteConcern($w, $timeout = 10000) |
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{ |
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if(!$this->getMongoClient()->setWriteConcern($w, (int) $timeout)) { |
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throw new Exception('Error setting write concern'); |
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} |
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return $this; |
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} |
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/** |
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* Define unacknowledged write concern on whole requests |
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* |
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* @param int $timeout timeout in milliseconds |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function setUnacknowledgedWriteConcern($timeout = 10000) |
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{ |
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$this->setWriteConcern(0, (int) $timeout); |
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return $this; |
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} |
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/** |
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* Define majority write concern on whole requests |
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* |
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* @param int $timeout timeout in milliseconds |
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* @return \Sokil\Mongo\Client |
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*/ |
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public function setMajorityWriteConcern($timeout = 10000) |
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{ |
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$this->setWriteConcern('majority', (int) $timeout); |
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return $this; |
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} |
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/** |
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* Get currently active write concern on connection level |
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* |
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* @return string|int |
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*/ |
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public function getWriteConcern() |
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{ |
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return $this->getMongoClient()->getWriteConcern(); |
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} |
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|
404
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/** |
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* Create new persistence manager |
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* @return \Sokil\Mongo\Persistence |
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*/ |
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public function createPersistence() |
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{ |
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// operations of same type and in same collection executed at once |
411
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|
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if (version_compare($this->getVersion(), '1.5', '>=') && version_compare($this->getDbVersion(), '2.6', '>=')) { |
412
|
|
|
return new Persistence(); |
413
|
|
|
} |
414
|
|
|
|
415
|
|
|
// all operations executed separately |
416
|
|
|
return new PersistenceLegacy(); |
417
|
|
|
} |
418
|
|
|
} |
419
|
|
|
|
In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: