Slick\Http\Message\Server\RequestUriFactory

Complexity

Total Complexity

7

Size/Duplication

Total Lines	71
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	createUriFrom()	0	5	1
A	create()	0	5	1
A	generateUrl()	0	13	3
A	getServerParam()	0	8	2

<?php

/**
 * This file is part of slick/http
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Slick\Http\Message\Server;

use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\UriInterface;
use Slick\Http\Message\Uri;

/**
 * RequestUriFactory
 *
 * @package Slick\Http\Message\Server
*/
class RequestUriFactory
{
    /**
     * @var ServerRequestInterface
     */
    private $request;

    /**
     * Creates an URI based on provided request data
     *
     * @param ServerRequestInterface $request
     *
     * @return UriInterface
     */
    public function createUriFrom(ServerRequestInterface $request)
    {
        $this->request = $request;
        return new Uri($this->generateUrl());
    }

    /**
     * Creates an URI based on provided request data
     *
     * @param ServerRequestInterface $request
     *
     * @return UriInterface
     */
    public static function create(ServerRequestInterface $request)
    {
        $factory = new RequestUriFactory();
        return $factory->createUriFrom($request);
    }

    /**
     * Generates an URL from current request data
     *
     * @return string
     */
    private function generateUrl()
    {
        $hostHeader = $this->request->getHeaderLine('host');
        $defaultHost = strlen($hostHeader) > 0 ? $hostHeader : 'unknown-host';
        $host = $this->getServerParam('SERVER_NAME', $defaultHost);
        $scheme = $this->getServerParam('REQUEST_SCHEME', 'http');
        $uri = $this->getServerParam('REQUEST_URI', '/');
        $port = $this->getServerParam('SERVER_PORT', '80');

        $port = in_array($port, ['80', '443']) ? '' : ":{$port}";

        return "{$scheme}://{$host}{$port}{$uri}";
    }

    /**
     * Retrieve an request server parameter stored with provided name
     *
     * If no match is found the default value is returned instead
     *
     * @param string $name    $_SERVER super-global key name
     * @param null   $default
     *
     * @return null|string
     */
    private function getServerParam($name, $default = null)
    {
        $data = $this->request->getServerParams();
        if (array_key_exists($name, $data)) {
            $default = trim($data[$name]);
        }
        return $default;
    }
}