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<?php |
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namespace DrMVC\Database; |
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use DrMVC\Config\ConfigInterface; |
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use DrMVC\Database\Interfaces\DatabaseInterface; |
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use DrMVC\Database\Drivers\Interfaces\QueryInterface; |
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use MongoDB\Driver\Manager; |
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use PDO; |
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/** |
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* Class for work with databases |
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* |
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* @package Modules\Database\Core |
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* @since 3.0 |
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*/ |
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class Database implements DatabaseInterface |
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{ |
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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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* Database constructor. |
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* |
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* @param ConfigInterface $config |
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*/ |
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public function __construct(ConfigInterface $config) |
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{ |
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$this->setConfig($config); |
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} |
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/** |
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* @param string $collection |
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* @return QueryInterface|PDO|Manager |
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*/ |
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public function getInstance(string $collection = null) |
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{ |
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$class = $this->getDriver(); |
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$instance = new $class($this->getConfig(), $collection); |
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// If collection name is not provided then need return clean instance for ORM |
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return (null !== $collection) |
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? $instance->connect() |
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: $instance->connect()->getInstance(); |
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} |
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/** |
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* Get driver of current database |
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* |
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* @return string |
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*/ |
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public function getDriver(): string |
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{ |
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// Extract driver name from current config |
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$driver = $this->getConfig('driver'); |
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try { |
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if (!\is_string($driver)) { |
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throw new Exception('Wrong type of "driver" item in config, must be a string'); |
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} |
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if (!\in_array($driver, self::ALLOWED_DRIVERS, false)) { |
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$allowed = implode(',', self::ALLOWED_DRIVERS); |
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throw new Exception("Driver \"$driver\" is not in allowed list [" . $allowed . ']'); |
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} |
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} catch (Exception $e) { |
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// __constructor |
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} |
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return __NAMESPACE__ . '\\Drivers\\' . ucfirst(strtolower($driver)); |
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} |
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/** |
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* Set configuration of database |
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* |
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* @param ConfigInterface $config |
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* @return DatabaseInterface |
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*/ |
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public function setConfig(ConfigInterface $config): DatabaseInterface |
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{ |
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$this->_config = $config; |
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return $this; |
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} |
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/** |
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* Get database configuration object or array with single database |
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* |
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* @param string|null $name |
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* @return mixed |
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*/ |
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public function getConfig(string $name = null) |
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{ |
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return (null !== $name) |
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? $this->_config->get($name) |
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: $this->_config; |
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} |
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} |
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drmvc /
database
