Jose\Object\StorableJWK

Complexity

Total Complexity

15

Size/Duplication

Total Lines	130
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	5

Importance

Changes

0

12 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	7	1
A	getFilename()	0	4	1
A	getAll()	0	4	1
A	get()	0	4	1
A	has()	0	4	1
A	thumbprint()	0	4	1
A	toPublic()	0	4	1
A	jsonSerialize()	0	4	1
A	getJWK()	0	6	1
A	loadJWK()	0	16	4
A	createJWK()	0	8	1
A	save()	0	4	1

<?php

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014-2016 Spomky-Labs
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */

namespace Jose\Object;

use Assert\Assertion;
use Base64Url\Base64Url;
use Jose\Factory\JWKFactory;

/**
 * Class StorableJWK.
 */
class StorableJWK implements StorableJWKInterface
{
    /**
     * @var \Jose\Object\JWKInterface
     */
    protected $jwk;

    /**
     * @var string
     */
    protected $filename;

    /**
     * @var array
     */
    protected $parameters;

    /**
     * RotatableJWK constructor.
     *
     * @param string $filename
     * @param array  $parameters
     */
    public function __construct($filename, array $parameters)
    {
        Assertion::directory(dirname($filename), 'The selected directory does not exist.');
        Assertion::writeable(dirname($filename), 'The selected directory is not writable.');
        $this->filename = $filename;
        $this->parameters = $parameters;
    }

    /**
     * @return string
     */
    public function getFilename()
    {
        return $this->filename;
    }

    /**
     * {@inheritdoc}
     */
    public function getAll()
    {
        return $this->getJWK()->getAll();
    }

    /**
     * {@inheritdoc}
     */
    public function get($key)
    {
        return $this->getJWK()->get($key);
    }

    /**
     * {@inheritdoc}
     */
    public function has($key)
    {
        return $this->getJWK()->has($key);
    }

    /**
     * {@inheritdoc}
     */
    public function thumbprint($hash_algorithm)
    {
        return $this->getJWK()->thumbprint($hash_algorithm);
    }

    /**
     * {@inheritdoc}
     */
    public function toPublic()
    {
        return $this->getJWK()->toPublic();
    }

    /**
     * {@inheritdoc}
     */
    public function jsonSerialize()
    {
        return $this->getJWK()->jsonSerialize();
    }

    /**
     * @return \Jose\Object\JWKInterface
     */
    protected function getJWK()
    {
        $this->loadJWK();

        return $this->jwk;
    }

    protected function loadJWK()
    {
        if (file_exists($this->filename)) {
            $content = file_get_contents($this->filename);
            if (false === $content) {
                $this->createJWK();
            }
            $content = json_decode($content, true);
            if (!is_array($content)) {
                $this->createJWK();
            }
            $this->jwk = new JWK($content);
        } else {
            $this->createJWK();
        }
    }


    protected function createJWK()
    {
        $data = JWKFactory::createKey($this->parameters)->getAll();
        $data['kid'] = Base64Url::encode(random_bytes(64));
        $this->jwk = JWKFactory::createFromValues($data);

It seems like \Jose\Factory\JWKFactory::createFromValues($data) can also be of type object<Jose\Object\JWKSet>. However, the property $jwk is declared as type object<Jose\Object\JWKInterface>. Maybe add an additional type check?

        $this->save();
    }


    protected function save()
    {
        file_put_contents($this->getFilename(), json_encode($this->jwk));
    }
}