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huangzhhui 2019-01-23 16:30:53 +08:00
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src/database/src/Capsule/Manager.php
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<?php
declare(strict_types=1);
/**
* This file is part of Hyperf.
*
* @link https://hyperf.org
* @document https://wiki.hyperf.org
* @contact group@hyperf.org
* @license https://github.com/hyperf-cloud/hyperf/blob/master/LICENSE
*/
namespace Hyperf\Database\Capsule;
use Hyperf\Config\Config;
use Hyperf\Contract\ConfigInterface;
use Hyperf\Database\Connectors\ConnectionFactory;
use Hyperf\Database\DatabaseManager;
use Hyperf\Database\Model\Model;
use Hyperf\Database\Model\Register;
use Hyperf\Di\Annotation\Scanner;
use Hyperf\Di\Definition\DefinitionSource;
use PDO;
use Psr\Container\ContainerInterface as Container;
use Psr\EventDispatcher\EventDispatcherInterface;
use Psr\EventDispatcher\EventDispatcherInterface as Dispatcher;
class Manager
{
/**
* The database manager instance.
*
* @var DatabaseManager
*/
protected $manager;
/**
* The current globally used instance.
*
* @var object
*/
protected static $instance;
/**
* The container instance.
*
* @var \Psr\Container\ContainerInterface
*/
protected $container;
/**
* Create a new database capsule manager.
*/
public function __construct(Container $container = null)
{
if (is_null($container)) {
$container = new \Hyperf\Di\Container(new DefinitionSource([], [], new Scanner()));
}
$this->setupContainer($container);
// Once we have the container setup, we will setup the default configuration
// options in the container "config" binding. This will make the database
// manager work correctly out of the box without extreme configuration.
$this->setupDefaultConfiguration();
$this->setupManager();
}
/**
* Dynamically pass methods to the default connection.
*
* @param string $method
* @param array $parameters
* @return mixed
*/
public static function __callStatic($method, $parameters)
{
return static::connection()->$method(...$parameters);
}
/**
* Make this capsule instance available globally.
*
* @return void
*/
public function setAsGlobal()
{
static::$instance = $this;
}
/**
* Get the IoC container instance.
*
* @return \Psr\Container\ContainerInterface
*/
public function getContainer()
{
return $this->container;
}
/**
* Set the IoC container instance.
*
* @param \Psr\Container\ContainerInterface $container
* @return void
*/
public function setContainer(Container $container)
{
$this->container = $container;
}
/**
* Get a connection instance from the global manager.
*
* @param string $connection
* @return \Illuminate\Database\Connection
*/
public static function connection($connection = null)
{
return static::$instance->getConnection($connection);
}
/**
* Get a fluent query builder instance.
*
* @param string $table
* @param string $connection
* @return \Illuminate\Database\Query\Builder
*/
public static function table($table, $connection = null)
{
return static::$instance->connection($connection)->table($table);
}
/**
* Get a schema builder instance.
*
* @param string $connection
* @return \Illuminate\Database\Schema\Builder
*/
public static function schema($connection = null)
{
return static::$instance->connection($connection)->getSchemaBuilder();
}
/**
* Get a registered connection instance.
*
* @param string $name
* @return \Illuminate\Database\Connection
*/
public function getConnection($name = null)
{
return $this->manager->connection($name);
}
/**
* Register a connection with the manager.
*
* @param array $config
* @param string $name
* @return void
*/
public function addConnection(array $config, $name = 'default')
{
$connections = $this->container['config']['database.connections'];
$connections[$name] = $config;
$this->container['config']['database.connections'] = $connections;
}
/**
* Bootstrap Eloquent so it is ready for usage.
*
* @return void
*/
public function bootEloquent()
{
Register::setConnectionResolver($this->manager);
// If we have an event dispatcher instance, we will go ahead and register it
// with the Eloquent ORM, allowing for model callbacks while creating and
// updating "model" instances; however, it is not necessary to operate.
if ($dispatcher = $this->getEventDispatcher()) {
Register::setEventDispatcher($dispatcher);
}
}
/**
* Set the fetch mode for the database connections.
*
* @param int $fetchMode
* @return $this
*/
public function setFetchMode($fetchMode)
{
$this->container['config']['database.fetch'] = $fetchMode;
return $this;
}
/**
* Get the database manager instance.
*
* @return DatabaseManager
*/
public function getDatabaseManager()
{
return $this->manager;
}
/**
* Get the current event dispatcher instance.
*
* @return EventDispatcherInterface|null
*/
public function getEventDispatcher()
{
if ($this->container->has(EventDispatcherInterface::class)) {
return $this->container->get(EventDispatcherInterface::class);
}
}
/**
* Set the event dispatcher instance to be used by connections.
*
* @param \Psr\EventDispatcher\EventDispatcherInterface $dispatcher
* @return void
*/
public function setEventDispatcher(Dispatcher $dispatcher)
{
$this->container->set(EventDispatcherInterface::class, $dispatcher);
}
/**
* Setup the IoC container instance.
*
* @param \Psr\Container\ContainerInterface $container
* @return void
*/
protected function setupContainer(Container $container)
{
$this->container = $container;
if (! $this->container->has(ConfigInterface::class)) {
$this->container->instance(ConfigInterface::class, new Config([]));
}
}
/**
* Setup the default database configuration options.
*
* @return void
*/
protected function setupDefaultConfiguration()
{
$this->container['config']['database.fetch'] = PDO::FETCH_OBJ;
$this->container['config']['database.default'] = 'default';
}
/**
* Build the database manager instance.
*
* @return void
*/
protected function setupManager()
{
$factory = new ConnectionFactory($this->container);
$this->manager = new DatabaseManager($this->container, $factory);
}
}