初始化项目

server-tp6/app/api/service/user/Avatar.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\user;
+
+use app\common\service\BaseService;
+use app\api\model\Setting as SettingModel;
+use app\api\model\UploadFile as UploadFileModel;
+use app\common\enum\file\FileType as FileTypeEnum;
+use app\common\library\{Download, storage\Driver as Storage};
+use cores\exception\BaseException;
+
+/**
+ * 服务类: 用户头像
+ * Class Avatar
+ * @package app\api\service\user
+ */
+class Avatar extends BaseService
+{
+    // 存储配置
+    private $config;
+
+    /**
+     * 构造函数
+     * Avatar constructor.
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        // 存储配置
+        $this->config = SettingModel::getItem('storage');
+    }
+
+    /**
+     * 下载第三方头像并返回文件记录ID
+     * @param string $avatarUrl
+     * @return int
+     * @throws BaseException
+     * @throws \think\Exception
+     */
+    public function party(string $avatarUrl): int
+    {
+        // 下载网络图片
+        $filePath = $this->download($avatarUrl);
+        // 上传到本地
+        $fileInfo = $this->upload($filePath);
+        // 新增文件记录
+        return $this->record($fileInfo);
+    }
+
+    /**
+     * 图片上传接口
+     * @param string $filePath
+     * @return false|mixed
+     * @throws \think\Exception
+     */
+    public function upload(string $filePath = '')
+    {
+        // 实例化存储驱动
+        $storage = new Storage($this->config);
+        // 设置上传文件的信息
+        $storage->setUploadFileByReal($filePath)
+            ->setRootDirName((string)$this->storeId)
+            ->setValidationScene('image')
+            ->upload();
+        // 执行文件上传
+        if (!$storage->upload()) {
+            throwError('图片上传失败：' . $storage->getError());
+        }
+        // 文件信息
+        return $storage->getSaveFileInfo();
+    }
+
+    /**
+     * 添加文件库记录
+     * @param array $fileInfo
+     * @return int
+     */
+    private function record(array $fileInfo): int
+    {
+        $model = new UploadFileModel;
+        $model->add($fileInfo, FileTypeEnum::IMAGE, 0);
+        return (int)$model['file_id'];
+    }
+
+    /**
+     * 下载网络图片
+     * @param string $avatarUrl
+     * @return string
+     * @throws BaseException
+     */
+    private function download(string $avatarUrl): string
+    {
+        $Download = new Download;
+        return $Download->saveTempImage($this->storeId, $avatarUrl, 'avatar');
+    }
+}

server-tp6/app/api/service/user/Grade.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\user;
+
+use app\common\library\helper;
+use app\common\service\BaseService;
+use app\api\service\User as UserService;
+use app\api\model\user\Grade as UserGradeModel;
+use cores\exception\BaseException;
+
+/**
+ * 服务类: 会员等级
+ * Class Grade
+ * @package app\api\service\user
+ */
+class Grade extends BaseService
+{
+    /**
+     * 获取当前登录用户的会员等级信息
+     * @param bool $isForce 是否强制验证登录, 如果未登录将抛错
+     * @throws BaseException
+     */
+    public static function getCurrentGradeInfo(bool $isForce = false)
+    {
+        // 当前登录的用户信息
+        $userInfo = UserService::getCurrentLoginUser($isForce);
+        if (empty($userInfo) || empty($userInfo['grade_id'])) {
+            return false;
+        }
+        // 获取会员等级信息
+        $gradeInfo = UserGradeModel::detail($userInfo['grade_id']);
+        if (empty($gradeInfo) || $gradeInfo['is_delete'] || empty($gradeInfo['status'])) {
+            return false;
+        }
+        return $gradeInfo;
+    }
+
+    /**
+     * 获取和计算折扣后的价格
+     * @param $originalPrice
+     * @param $discountRatio
+     * @return string
+     */
+    public static function getDiscountPrice($originalPrice, $discountRatio): string
+    {
+        // 使用高精度方法计算等级折扣; 因bcmach不支持四舍五入, 所以精确计算到3位数, 使用round四舍五入
+        $discountPrice = helper::bcmul($originalPrice, $discountRatio / 10, 3);
+        $discountPrice = round((float)$discountPrice, 2);
+        return helper::number2($discountPrice, true);
+    }
+}

server-tp6/app/api/service/user/Oauth.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\user;
+
+use app\api\model\UserOauth as UserOauthModel;
+use app\api\model\wxapp\Setting as WxappSettingModel;
+use app\common\service\BaseService;
+use app\common\library\wechat\WxUser;
+use app\common\library\wechat\ErrorCode;
+use app\common\library\wechat\WXBizDataCrypt;
+use cores\exception\BaseException;
+
+/**
+ * 服务类: 第三方用户服务类
+ * Class Avatar
+ * @package app\api\service\user
+ */
+class Oauth extends BaseService
+{
+    /**
+     * 微信小程序通过code获取session (openid session_key unionid)
+     * @param string $code
+     * @return array|false
+     * @throws BaseException
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     */
+    public static function wxCode2Session(string $code)
+    {
+        // 获取当前小程序信息
+        $wxConfig = static::getMpWxConfig();
+        // 微信登录 (获取session_key)
+        $WxUser = new WxUser($wxConfig['app_id'], $wxConfig['app_secret']);
+        $result = $WxUser->jscode2session($code);
+        !$result && throwError($WxUser->getError());
+        return $result;
+    }
+
+    /**
+     * 解密微信的加密数据encryptedData
+     * @param string $sessionKey
+     * @param string $encryptedData
+     * @param string $iv
+     * @return mixed
+     * @throws BaseException
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @throws \cores\exception\BaseException
+     */
+    public static function wxDecryptData(string $sessionKey, string $encryptedData, string $iv)
+    {
+        // 获取当前小程序信息
+        $wxConfig = static::getMpWxConfig();
+        // 微信数据解密
+        $WXBizDataCrypt = new WXBizDataCrypt($wxConfig['app_id'], $sessionKey);
+        $content = null;
+        $code = $WXBizDataCrypt->decryptData($encryptedData, $iv, $content);
+        if ($code !== ErrorCode::$OK) {
+            throwError('微信数据 encryptedData 解密失败');
+        }
+        return $content;
+    }
+
+    /**
+     * 获取微信小程序配置项
+     * @return array
+     * @throws \cores\exception\BaseException
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\DbException
+     * @throws \think\db\exception\ModelNotFoundException
+     */
+    private static function getMpWxConfig(): array
+    {
+        $wxConfig = WxappSettingModel::getWxappConfig();
+        if (empty($wxConfig['app_id']) || empty($wxConfig['app_secret'])) {
+            throwError('请到后台小程序设置填写AppID和AppSecret参数');
+        }
+        return $wxConfig;
+    }
+
+    /**
+     * 根据openid获取用户ID
+     * @param string $oauthId 第三方用户唯一标识 (openid)
+     * @param string $oauthType 第三方登陆类型
+     * @return mixed
+     */
+    public static function getUserIdByOauthId(string $oauthId, string $oauthType)
+    {
+        return UserOauthModel::getUserIdByOauthId($oauthId, $oauthType);
+    }
+}