EasyWeChat\MicroMerchant\Application

Complexity

Total Complexity

12

Size/Duplication

Total Lines	135
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	getKey()	0	13	3
A	__call()	0	3	1
A	verifySignature()	0	24	6
A	setSubMchId()	0	5	1
A	getCertficates()	0	3	1

<?php
/*
 * This file is part of the overtrue/wechat.
 *
 * (c) overtrue <i@overtrue.me>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace EasyWeChat\MicroMerchant;

use EasyWeChat\BasicService;
use EasyWeChat\Kernel\Exceptions\InvalidArgumentException;
use EasyWeChat\Kernel\ServiceContainer;
use EasyWeChat\Kernel\Support;
use EasyWeChat\MicroMerchant\Kernel\Exceptions\InvalidSignException;

/**
 * Class Application.
 *
 * @author liuml <liumenglei0211@gmail.com>
 *
 * @property \EasyWeChat\MicroMerchant\Certficates\Client    $certficates
 * @property \EasyWeChat\MicroMerchant\Material\Client       $material
 * @property \EasyWeChat\MicroMerchant\MerchantConfig\Client $merchantConfig
 * @property \EasyWeChat\MicroMerchant\Withdraw\Client       $withdraw
 * @method mixed applyForEnter(array $params)
 * @method mixed getStatus(string $applymentId, string $businessCode = '')
 * @method mixed upgrade(array $params)
 * @method mixed getUpgradeStatus(string $subMchId = '')
 */
class Application extends ServiceContainer
{
    /**
     * @var array
     */
    protected $providers = [
        // Base services
        BasicService\Media\ServiceProvider::class,
        Base\ServiceProvider::class,
        Certficates\ServiceProvider::class,
        MerchantConfig\ServiceProvider::class,
        Material\ServiceProvider::class,
        Withdraw\ServiceProvider::class,
    ];

    /**
     * @var array
     */
    protected $defaultConfig = [
        'http' => [
            'base_uri' => 'https://api.mch.weixin.qq.com/',
        ],
        'log' => [
            'default' => 'dev', // 默认使用的 channel，生产环境可以改为下面的 prod
            'channels' => [
                // 测试环境
                'dev' => [
                    'driver' => 'single',
                    'path' => '/tmp/easywechat.log',
                    'level' => 'debug',
                ],
                // 生产环境
                'prod' => [
                    'driver' => 'daily',
                    'path' => '/tmp/easywechat.log',
                    'level' => 'info',
                ],
            ],
        ],
    ];

    /**
     * @return string
     *
     * @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
     */
    public function getKey()
    {
        $key = $this['config']->key;

        if (empty($key)) {
            throw new InvalidArgumentException('config key connot be empty.');
        }

        if (32 !== strlen($key)) {
            throw new InvalidArgumentException(sprintf("'%s' should be 32 chars length.", $key));
        }

        return $key;
    }

    /**
     * get certficates.
     *
     * @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
     * @throws \EasyWeChat\Kernel\Exceptions\InvalidConfigException
     * @throws \EasyWeChat\MicroMerchant\Kernel\Exceptions\InvalidExtensionException
     * @throws \EasyWeChat\MicroMerchant\Kernel\Exceptions\InvalidSignException
     * @throws \Psr\SimpleCache\InvalidArgumentException
     */
    public function getCertficates()
    {
        return $this->certficates->get();
    }

    /**
     * set sub-mch-id and appid.
     *
     * @param  string  $sub_mch_id  Identification Number of Small and Micro Businessmen Reported by Service Providers
     * @param  string  $appid       Public Account ID of Service Provider
     *
     * @return $this
     */
    public function setSubMchId(string $sub_mch_id, string $appid = '')
    {
        $this['config']->set('sub_mch_id', $sub_mch_id);
        $this['config']->set('appid', $appid);
        return $this;
    }

    /**
     * Returning true indicates that the verification is successful, returning false indicates that the signature field does not exist or is empty, and if the signature verification is wrong, the InvalidSignException will be thrown directly.

This line exceeds maximum limit of 140 characters; contains 241 characters

     *
     * @param  array  $data
     *
     * @return bool
     *
     * @throws \EasyWeChat\Kernel\Exceptions\InvalidArgumentException
     * @throws \EasyWeChat\MicroMerchant\Kernel\Exceptions\InvalidSignException
     */
    public function verifySignature(array $data)
    {
        if (!isset($data['sign']) || empty($data['sign'])) {
            return false;
        }

        $sign = $data['sign'];

Equals sign not aligned with surrounding assignments; expected 27 spaces but found 1 space

        strlen($sign) > 32 && $signType = 'HMAC-SHA256';
        unset($data['sign']);
        $secretKey = $this->getKey();

        if ('HMAC-SHA256' === ($signType ?? 'MD5')) {
            $encryptMethod = function ($str) use ($secretKey) {
                return hash_hmac('sha256', $str, $secretKey);
            };
        } else {
            $encryptMethod = 'md5';
        }

        if (Support\generate_sign($data, $secretKey, $encryptMethod) === $sign) {

The function generate_sign was not found. Maybe you did not declare it correctly or list all dependencies?

            return true;
        }

        throw new InvalidSignException('return value signature verification error');
    }

    /**
     * @param  string  $name
     * @param  array   $arguments
     *
     * @return mixed
     */
    public function __call($name, $arguments)
    {
        return call_user_func_array([$this['base'], $name], $arguments);
    }
}