Url.php

Url.php

<?php
class Url
{

    protected $scheme; // - e.g. http
    protected $host; //
    protected $port; //
    protected $user; //
    protected $pass; //
    protected $path; //
    protected $query = []; // - after the question mark ?
    protected $fragment; // - after the hashmark #

    public function __construct($url)
    {
        if ( ! is_array($url)) {
            $url = parse_url($url);
        }

        $this->scheme = data_get($url, 'scheme', null);
        $this->host = data_get($url, 'host', null);
        $this->port = data_get($url, 'port', null);
        $this->user = data_get($url, 'user', null);
        $this->pass = data_get($url, 'pass', null);
        $this->path = data_get($url, 'path', null);
        $this->setQuery(data_get($url, 'query', null));
        $this->fragment = data_get($url, 'fragment', null);
    }

    // setters
    public function setQuery($query)
    {
        if (is_string($query) && strlen($query) > 0) {
            $this->query = collect(explode('&', $query))
                ->filter(function ($queryPart) {
                    return count(explode('=', $queryPart, 2)) === 2;
                })
                ->mapWithKeys(function ($queryPart) {
                    $queryPart = explode('=', $queryPart, 2);

                    return [$queryPart[0] => $queryPart[1]];
                })
                ->toArray();
        } elseif (is_array($query)) {
            $this->query = $query;
        } else {
            $this->query = [];
        }

        return $this;
    }

    // methods
    public function setQueryParam($key, $value)
    {
        $this->query[$key] = $value;

        return $this;
    }

    public function buildUrl()
    {
        return parse_url_reverse([
            'scheme' => $this->scheme,
            'host' => $this->host,
            'port' => $this->port,
            'user' => $this->user,
            'pass' => $this->pass,
            'path' => $this->path,
            'query' => http_build_query($this->query),
            'fragment' => $this->fragment,
        ]);
    }

    public function __toString()
    {
        return $this->buildUrl();
    }
}