Aidphp\Routing\Middleware\PrefixMiddleware

Complexity

Total Complexity

6

Size/Duplication

Total Lines	37
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Test Coverage

Coverage

100%

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	7	2
A	register()	0	5	1
A	process()	0	18	3

<?php


declare(strict_types=1);


namespace Aidphp\Routing\Middleware;


use Psr\Http\Server\MiddlewareInterface;

use Psr\Http\Server\RequestHandlerInterface;

use Psr\Http\Message\ServerRequestInterface;

use Psr\Http\Message\ResponseInterface;


class PrefixMiddleware implements MiddlewareInterface

{

    protected $prefixes = [];


    public function __construct(array $prefixes = [])

    {

        foreach ($prefixes as $prefix => $middleware)

        {

            $this->register($prefix, $middleware);

        }

    }


    public function register(string $prefix, MiddlewareInterface $middleware): self

    {

        $this->prefixes[$prefix] = $middleware;

        return $this;

    }


    public function process(ServerRequestInterface $req, RequestHandlerInterface $handler): ResponseInterface

    {

        $uri  = $req->getUri();

        $path = $uri->getPath();


        foreach ($this->prefixes as $prefix => $middleware)

        {

            if (0 === strpos($path, $prefix))

            {

                $req = $req->withUri($uri->withPath(substr($path, strlen($prefix))))

                           ->withAttribute(self::class, $req->getAttribute(self::class, '') . $prefix);


                return $middleware->process($req, $handler);

            }

        }


        return $handler->handle($req);

    }

}