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<?php |
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namespace Soluble\DbWrapper; |
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class AdapterFactory |
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{ |
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/** |
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* Create adapter from an existing connection resource |
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* |
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* @param mixed $resource database connection object (mysqli, pdo_mysql,...) |
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* @throws Exception\InvalidArgumentException |
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* @throws Exception\UnsupportedDriverException |
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* @return Adapter\AdapterInterface |
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*/ |
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public static function createAdapterFromResource($resource) |
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{ |
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if (is_scalar($resource) || is_array($resource)) { |
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throw new Exception\InvalidArgumentException("Resource param must be a valid 'resource' link (mysqli, pdo)"); |
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} if ($resource instanceof \PDO) { |
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$adapter = self::getAdapterFromPdo($resource); |
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} elseif (extension_loaded('mysqli') && $resource instanceof \mysqli) { |
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$adapter = new Adapter\MysqliAdapter($resource); |
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} else { |
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throw new Exception\InvalidArgumentException("Resource must be a valid connection link, like PDO or mysqli"); |
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} |
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return $adapter; |
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} |
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/** |
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* Get an adapter from an existing connection resource |
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* |
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* @param \PDO $resource database connection object |
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* @throws Exception\UnsupportedDriverException |
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* @return Adapter\AdapterInterface |
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*/ |
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protected static function getAdapterFromPdo(\PDO $resource) |
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{ |
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$driver = strtolower($resource->getAttribute(\PDO::ATTR_DRIVER_NAME)); |
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switch ($driver) { |
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case 'mysql': |
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$adapter = new Adapter\PdoMysqlAdapter($resource); |
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break; |
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case 'sqlite': |
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$adapter = new Adapter\PdoSqliteAdapter($resource); |
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break; |
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default: |
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$msg = "Driver 'PDO_$driver' is not currently supported."; |
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throw new Exception\UnsupportedDriverException($msg); |
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} |
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return $adapter; |
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} |
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} |
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belgattitude /
soluble-dbwrapper
