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File: AdapterFactory.php
<?php /** * Phinx * * (The MIT license) * Copyright (c) 2015 Rob Morgan * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated * documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. * * @package Phinx * @subpackage Phinx\Migration */ namespace Phinx\Db\Adapter; /** * Adapter factory and registry. * * Used for registering adapters and creating instances of adapters. * * @author Woody Gilk <woody.gilk@gmail.com> */ class AdapterFactory { /** * @var \Phinx\Db\Adapter\AdapterFactory */ protected static $instance; /** * Get the factory singleton instance. * * @return \Phinx\Db\Adapter\AdapterFactory */ public static function instance() { if (!static::$instance) { static::$instance = new static(); } return static::$instance; } /** * Class map of database adapters, indexed by PDO::ATTR_DRIVER_NAME. * * @var array */ protected $adapters = [ 'mysql' => 'Phinx\Db\Adapter\MysqlAdapter', 'pgsql' => 'Phinx\Db\Adapter\PostgresAdapter', 'sqlite' => 'Phinx\Db\Adapter\SQLiteAdapter', 'sqlsrv' => 'Phinx\Db\Adapter\SqlServerAdapter', ]; /** * Class map of adapters wrappers, indexed by name. * * @var array */ protected $wrappers = [ 'prefix' => 'Phinx\Db\Adapter\TablePrefixAdapter', 'proxy' => 'Phinx\Db\Adapter\ProxyAdapter', 'timed' => 'Phinx\Db\Adapter\TimedOutputAdapter', ]; /** * Add or replace an adapter with a fully qualified class name. * * @throws \RuntimeException * @param string $name * @param string $class * @return $this */ public function registerAdapter($name, $class) { if (!is_subclass_of($class, 'Phinx\Db\Adapter\AdapterInterface')) { throw new \RuntimeException(sprintf( 'Adapter class "%s" must implement Phinx\\Db\\Adapter\\AdapterInterface', $class )); } $this->adapters[$name] = $class; return $this; } /** * Get an adapter class by name. * * @throws \RuntimeException * @param string $name * @return string */ protected function getClass($name) { if (empty($this->adapters[$name])) { throw new \RuntimeException(sprintf( 'Adapter "%s" has not been registered', $name )); } return $this->adapters[$name]; } /** * Get an adapter instance by name. * * @param string $name * @param array $options * @return \Phinx\Db\Adapter\AdapterInterface */ public function getAdapter($name, array $options) { $class = $this->getClass($name); return new $class($options); } /** * Add or replace a wrapper with a fully qualified class name. * * @throws \RuntimeException * @param string $name * @param string $class * @return $this */ public function registerWrapper($name, $class) { if (!is_subclass_of($class, 'Phinx\Db\Adapter\WrapperInterface')) { throw new \RuntimeException(sprintf( 'Wrapper class "%s" must be implement Phinx\\Db\\Adapter\\WrapperInterface', $class )); } $this->wrappers[$name] = $class; return $this; } /** * Get a wrapper class by name. * * @throws \RuntimeException * @param string $name * @return string */ protected function getWrapperClass($name) { if (empty($this->wrappers[$name])) { throw new \RuntimeException(sprintf( 'Wrapper "%s" has not been registered', $name )); } return $this->wrappers[$name]; } /** * Get a wrapper instance by name. * * @param string $name * @param \Phinx\Db\Adapter\AdapterInterface $adapter * @return \Phinx\Db\Adapter\AdapterInterface */ public function getWrapper($name, AdapterInterface $adapter) { $class = $this->getWrapperClass($name); return new $class($adapter); } }