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<?php
namespace Laminas\Db\Adapter;
use Interop\Container\ContainerInterface;
use Laminas\ServiceManager\AbstractFactoryInterface;
use Laminas\ServiceManager\ServiceLocatorInterface;
use function is_array;
/**
* Database adapter abstract service factory.
*
* Allows configuring several database instances (such as writer and reader).
*/
class AdapterAbstractServiceFactory implements AbstractFactoryInterface
{
/** @var array */
protected $config;
/**
* Can we create an adapter by the requested name?
*
* @param string $requestedName
* @return bool
*/
public function canCreate(ContainerInterface $container, $requestedName)
{
$config = $this->getConfig($container);
if (empty($config)) {
return false;
}
return isset($config[$requestedName])
&& is_array($config[$requestedName])
&& ! empty($config[$requestedName]);
}
/**
* Determine if we can create a service with name (SM v2 compatibility)
*
* @param string $name
* @param string $requestedName
* @return bool
*/
public function canCreateServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName)
{
return $this->canCreate($serviceLocator, $requestedName);
}
/**
* Create a DB adapter
*
* @param string $requestedName
* @param array $options
* @return Adapter
*/
public function __invoke(ContainerInterface $container, $requestedName, ?array $options = null)
{
$config = $this->getConfig($container);
return new Adapter($config[$requestedName]);
}
/**
* Create service with name
*
* @param string $name
* @param string $requestedName
* @return Adapter
*/
public function createServiceWithName(ServiceLocatorInterface $serviceLocator, $name, $requestedName)
{
return $this($serviceLocator, $requestedName);
}
/**
* Get db configuration, if any
*
* @return array
*/
protected function getConfig(ContainerInterface $container)
{
if ($this->config !== null) {
return $this->config;
}
if (! $container->has('config')) {
$this->config = [];
return $this->config;
}
$config = $container->get('config');
if (
! isset($config['db'])
|| ! is_array($config['db'])
) {
$this->config = [];
return $this->config;
}
$config = $config['db'];
if (
! isset($config['adapters'])
|| ! is_array($config['adapters'])
) {
$this->config = [];
return $this->config;
}
$this->config = $config['adapters'];
return $this->config;
}
}