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<?php |
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namespace DrMVC\Database\Drivers; |
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use DrMVC\Config\ConfigInterface; |
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abstract class Driver implements DriverInterface, QueryInterface |
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{ |
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/** |
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* @var \PDO |
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*/ |
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protected $_connection; |
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/** |
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* @var ConfigInterface |
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*/ |
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private $_config; |
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/** |
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* Name of collection |
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* @var string |
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*/ |
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private $_collection; |
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/** |
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* Driver constructor. |
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* |
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* @param ConfigInterface $config object with current configuration |
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* @param string $collection name of collection |
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*/ |
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public function __construct(ConfigInterface $config, string $collection) |
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{ |
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$this->setConfig($config); |
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$this->setCollection($this->getParam('prefix') . $collection); |
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} |
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/** |
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* Initiate connection with database |
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* |
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* @return DriverInterface |
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*/ |
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abstract public function connect(): DriverInterface; |
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/** |
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* Disconnect from database |
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* |
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* @return DriverInterface |
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*/ |
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abstract public function disconnect(): DriverInterface; |
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/** |
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* Generate DSN by parameters in config |
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* |
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* @param $config |
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* @return string |
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*/ |
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abstract protected function genDsn($config): string; |
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/** |
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* Generate DSN by data in config |
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* |
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* @return string |
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*/ |
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public function getDsn(): string |
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{ |
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// Get all parameters |
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$config = $this->getConfig()->get(); |
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// Get driver of connection |
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$driver = strtolower($config['driver']); |
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// Generate DSN by parameters in config |
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$dsn = $this->genDsn($config); |
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return "$driver:$dsn"; |
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} |
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/** |
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* @param string $collection |
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* @return DriverInterface |
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*/ |
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public function setCollection(string $collection): DriverInterface |
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{ |
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$this->_collection = $collection; |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getCollection(): string |
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{ |
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return $this->_collection; |
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} |
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/** |
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* Save current config |
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* |
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* @param ConfigInterface $config |
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* @return DriverInterface |
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*/ |
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public function setConfig(ConfigInterface $config): DriverInterface |
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{ |
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$this->_config = $config; |
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return $this; |
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} |
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/** |
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* Return config object |
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* |
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* @return ConfigInterface |
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*/ |
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public function getConfig(): ConfigInterface |
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{ |
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return $this->_config; |
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} |
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/** |
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* Get some parameter from config by keyname |
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* |
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* @param string $param |
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* @return mixed |
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*/ |
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public function getParam(string $param) |
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{ |
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$result = $this->getConfig()->get($param); |
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return $result ?? null; |
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} |
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/** |
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* Save connection with database via PDO drive |
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* |
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* @param \PDO $connection |
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* @return DriverInterface |
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*/ |
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public function setConnection(\PDO $connection): DriverInterface |
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{ |
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$this->_connection = $connection; |
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return $this; |
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} |
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/** |
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* Get current PDO connection |
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* |
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* @return \PDO |
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*/ |
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public function getConnection(): \PDO |
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{ |
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return $this->_connection; |
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150
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} |
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151
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} |
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drmvc /
database
