Psr7Middlewares\Middleware\TrailingSlash

Complexity

Total Complexity

9

Size/Duplication

Total Lines	54
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	3

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
C	__invoke()	0	25	8

<?php

namespace Psr7Middlewares\Middleware;

use Psr7Middlewares\Utils;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\ResponseInterface;

/**
 * Middleware to add or remove the trailing slash.
 */
class TrailingSlash
{
    use Utils\RedirectTrait;

    /**
     * @var bool Add or remove the slash
     */
    private $addSlash;

    /**
     * Configure whether add or remove the slash.
     *
     * @param bool $addSlash
     */
    public function __construct($addSlash = false)
    {
        $this->addSlash = (bool) $addSlash;
    }

    /**
     * Execute the middleware.
     *
     * @param ServerRequestInterface $request
     * @param ResponseInterface      $response
     * @param callable               $next
     *
     * @return ResponseInterface
     */
    public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
    {
        $uri = $request->getUri();
        $path = $uri->getPath();

        //Add/remove slash
        if (strlen($path) > 1) {
            if ($this->addSlash) {
                if (substr($path, -1) !== '/' && !pathinfo($path, PATHINFO_EXTENSION)) {
                    $path .= '/';
                }
            } else {
                $path = rtrim($path, '/');
            }
        } elseif ($path === '') {
            $path = '/';
        }

        //redirect
        if ($this->redirectStatus !== false && ($uri->getPath() !== $path)) {
            return $this->getRedirectResponse($request, $uri->withPath($path), $response);
        }

        return $next($request->withUri($uri->withPath($path)), $response);
    }
}