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<?php
namespace Http\Discovery;
use Http\Discovery\Exception\DiscoveryFailedException;
use Psr\Http\Message\RequestFactoryInterface;
use Psr\Http\Message\ResponseFactoryInterface;
use Psr\Http\Message\ServerRequestFactoryInterface;
use Psr\Http\Message\StreamFactoryInterface;
use Psr\Http\Message\UploadedFileFactoryInterface;
use Psr\Http\Message\UriFactoryInterface;
/**
* Finds PSR-17 factories.
*
* @author Tobias Nyholm <[email protected]>
*/
final class Psr17FactoryDiscovery extends ClassDiscovery
{
private static function createException($type, Exception $e)
{
return new \Http\Discovery\Exception\NotFoundException(
'No PSR-17 '.$type.' found. Install a package from this list: https://packagist.org/providers/psr/http-factory-implementation',
0,
$e
);
}
/**
* @return RequestFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findRequestFactory()
{
try {
$messageFactory = static::findOneByType(RequestFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('request factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return ResponseFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findResponseFactory()
{
try {
$messageFactory = static::findOneByType(ResponseFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('response factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return ServerRequestFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findServerRequestFactory()
{
try {
$messageFactory = static::findOneByType(ServerRequestFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('server request factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return StreamFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findStreamFactory()
{
try {
$messageFactory = static::findOneByType(StreamFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('stream factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return UploadedFileFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findUploadedFileFactory()
{
try {
$messageFactory = static::findOneByType(UploadedFileFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('uploaded file factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return UriFactoryInterface
*
* @throws Exception\NotFoundException
*/
public static function findUriFactory()
{
try {
$messageFactory = static::findOneByType(UriFactoryInterface::class);
} catch (DiscoveryFailedException $e) {
throw self::createException('url factory', $e);
}
return static::instantiateClass($messageFactory);
}
/**
* @return UriFactoryInterface
*
* @throws Exception\NotFoundException
*
* @deprecated This will be removed in 2.0. Consider using the findUriFactory() method.
*/
public static function findUrlFactory()
{
return static::findUriFactory();
}
}
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