hongze_api/controllers/wechat.go

package controllers

import (
	"encoding/json"
	"encoding/xml"
	"fmt"
	"hongze/hongze_api/models"
	"hongze/hongze_api/services"
	"hongze/hongze_api/utils"
	"strconv"
	"time"
)

type WechatController struct {
	BaseAuthController
}

type WechatCommonController struct {
	BaseCommonController
}

// @Title 微信登录接口
// @Description 微信登录接口
// @Param   Code   query   string  true       "微信唯一编码code"
// @Success 200 {object} models.WxLoginResp
// @router /login [get]
func (this *WechatCommonController) WechatLogin() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	resp := new(models.WxLoginResp)

	code := this.GetString("Code")
	fmt.Println("code:", code)
	utils.FileLog.Info("WechatLogin code:%s", code)
	wxCodeInfo, err := models.GetWxUserCode(code)
	if err == nil && wxCodeInfo != nil && wxCodeInfo.Id > 0 {
		utils.FileLog.Info("WechatLogin code exist:%s", code)
		resp.UserId = wxCodeInfo.UserId
		resp.Code = 0
		resp.FirstLogin = wxCodeInfo.FirstLogin
		resp.Authorization = wxCodeInfo.Authorization
		resp.UserPermission = wxCodeInfo.UserPermission
		br.Ret = 200
		br.Success = true
		br.Msg = "登录成功"
		br.Data = resp
		return
	}

	item, err := services.WxGetUserOpenIdByCode(code)
	if err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取用户信息失败，Err:" + err.Error()
		return
	}
	if item.Errcode != 0 {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取access_token 失败 errcode:" + strconv.Itoa(item.Errcode) + " ;errmsg:" + item.Errmsg
		return
	}
	openId := item.Openid
	if openId == "" {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取openid失败，openid:" + item.Openid
		return
	}
	accessToken, err := services.WxGetAccessToken()
	if err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取access_token失败，err:" + err.Error()
		return
	}
	//获取用户信息
	wxUserInfo, err := services.WxGetUserInfo(openId, accessToken)

	if err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取微信用户信息失败，Err:" + err.Error()
		return
	}
	if wxUserInfo.Errcode != 0 {
		userInfoJson, _ := json.Marshal(wxUserInfo)
		br.Msg = "登录失败"
		br.ErrMsg = "获取用户信息失败，err:" + string(userInfoJson)
		return
	}

	token, userId, firstLogin, permission, err := services.WxLogin(utils.WxPlatform, code, item, wxUserInfo)
	if err != nil {
		br.Msg = "微信登录失败"
		br.ErrMsg = "微信登录失败，err:" + err.Error()
		return
	}

	resp.UserId = userId
	resp.Code = 0
	resp.FirstLogin = firstLogin
	resp.Authorization = token
	resp.UserPermission = permission
	br.Ret = 200
	br.Success = true
	br.Msg = "登录成功"
	br.Data = resp
	//登录日志
	{
		returnResult, err := json.Marshal(br)
		if err != nil {
			utils.FileLog.Info(this.Ctx.Input.URI() + " Err:%s" + err.Error())
		}
		utils.FileLog.Info(this.Ctx.Input.URI()+" code: %s , return data: %s", code, string(returnResult))
	}
}

//作废于2021-03-29 10:14:54
//func (this *WechatCommonController) WechatLoginV1() {
//	br := new(models.BaseResponse).Init()
//	defer func() {
//		this.Data["json"] = br
//		this.ServeJSON()
//	}()
//	resp := new(models.WxLoginResp)
//
//	code := this.GetString("Code")
//	fmt.Println("code:", code)
//	utils.FileLog.Info("WechatLogin code:%s", code)
//	wxCodeInfo, err := models.GetWxUserCode(code)
//	if err == nil && wxCodeInfo != nil && wxCodeInfo.Id > 0 {
//		utils.FileLog.Info("WechatLogin code exist:%s", code)
//		resp.UserId = wxCodeInfo.UserId
//		resp.Code = 0
//		resp.FirstLogin = wxCodeInfo.FirstLogin
//		resp.Authorization = wxCodeInfo.Authorization
//		resp.UserPermission = wxCodeInfo.UserPermission
//		br.Ret = 200
//		br.Success = true
//		br.Msg = "登录成功"
//		br.Data = resp
//		return
//	}
//
//	item, err := services.WxGetUserOpenIdByCode(code)
//	if err != nil {
//		br.Msg = "获取用户信息失败"
//		br.ErrMsg = "获取用户信息失败，Err:" + err.Error()
//		return
//	}
//	if item.Errcode != 0 {
//		br.Msg = "获取用户信息失败"
//		br.ErrMsg = "获取access_token 失败 errcode:" + strconv.Itoa(item.Errcode) + " ;errmsg:" + item.Errmsg
//		return
//	}
//	openId := item.Openid
//	accessToken, err := services.WxGetAccessToken()
//	if err != nil {
//		br.Msg = "获取用户信息失败"
//		br.ErrMsg = "获取access_token失败，err:" + err.Error()
//		return
//	}
//	//获取用户信息
//	wxUserInfo, err := services.WxGetUserInfo(openId, accessToken)
//	if err != nil {
//		br.Msg = "获取用户信息失败"
//		br.ErrMsg = "获取微信用户信息失败，Err:" + err.Error()
//		return
//	}
//	if wxUserInfo.Errcode != 0 {
//		userInfoJson, _ := json.Marshal(wxUserInfo)
//		br.Msg = "登录失败"
//		br.ErrMsg = "获取用户信息失败，err:" + string(userInfoJson)
//		return
//	}
//
//	unionid := item.Unionid
//	if unionid == "" {
//		unionid = wxUserInfo.Unionid
//	}
//	firstLogin := 1
//	userId := 0
//	utils.FileLog.Info("openId:%s", openId)
//	utils.FileLog.Info("unionid:%s", unionid)
//	//获取成功
//	if openId != "" {
//		wxUser, err := models.GetWxUserItemByOpenId(openId)
//		if err != nil && err.Error() != utils.ErrNoRow() {
//			br.Msg = "获取用户信息失败"
//			br.ErrMsg = "根据openid获取用户信息失败，Eerr:" + err.Error()
//			return
//		}
//		if wxUser == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
//			user := new(models.WxUser)
//			user.OpenId = openId
//			user.CompanyId = 1
//			user.CreatedTime = time.Now()
//			user.UnionId = unionid
//			user.Unionid = unionid
//			user.NickName = wxUserInfo.Nickname
//			user.Sex = wxUserInfo.Sex
//			user.City = wxUserInfo.City
//			user.Province = wxUserInfo.Province
//			user.Country = wxUserInfo.Country
//			user.Headimgurl = wxUserInfo.Headimgurl
//			user.FirstLogin = 1
//			user.Enabled = 1
//			user.RegisterPlatform = 1
//			user.RegisterTime = time.Now()
//			_, err = models.AddWxUser(user)
//			wxUser, err = models.GetWxUserItemByOpenId(openId)
//			if err != nil {
//				br.Msg = "获取用户信息失败"
//				br.ErrMsg = "unionid登录，获取微信用户信息失败，Err:" + err.Error()
//				return
//			}
//			userId = wxUser.UserId
//		} else {
//			firstLogin = wxUser.FirstLogin
//			userId = wxUser.UserId
//		}
//	} else {
//		br.Msg = "获取用户信息失败"
//		br.ErrMsg = "获取openid失败，openid:" + item.Openid
//		return
//	}
//	permission, err := services.CheckUserPermission(userId)
//	if err != nil {
//		utils.FileLog.Info("userId:%s,err:%s", strconv.Itoa(userId), err)
//	}
//	//if err != nil {
//	//	br.Msg = "登录失败"
//	//	br.ErrMsg = "登录失败，判断权限失败:" + err.Error()
//	//	return
//	//}
//	var token string
//	tokenItem, err := models.GetTokenByUid(userId)
//	if err != nil && err.Error() != utils.ErrNoRow() {
//		br.Msg = "登录失败"
//		br.ErrMsg = "登录失败，获取token失败:" + err.Error()
//		return
//	}
//
//	if tokenItem == nil || (err != nil && err.Error() == utils.ErrNoRow()) {
//		timeUnix := time.Now().Unix()
//		timeUnixStr := strconv.FormatInt(timeUnix, 10)
//		token = utils.MD5(strconv.Itoa(userId)) + utils.MD5(timeUnixStr)
//		//新增session
//		{
//			session := new(models.Session)
//			session.OpenId = openId
//			session.UserId = userId
//			session.CreatedTime = time.Now()
//			session.LastUpdatedTime = time.Now()
//			session.ExpireTime = time.Now().AddDate(0, 3, 0)
//			session.AccessToken = token
//			err = models.AddSession(session)
//			if err != nil {
//				br.Msg = "登录失败"
//				br.ErrMsg = "登录失败，新增用户session信息失败:" + err.Error()
//				return
//			}
//		}
//	} else {
//		token = tokenItem.AccessToken
//	}
//
//	if wxUserInfo != nil {
//		go models.ModifyWxUserInfo(wxUserInfo.Nickname, wxUserInfo.Headimgurl, wxUserInfo.City, wxUserInfo.Province, wxUserInfo.Country, wxUserInfo.Sex, userId)
//	}
//	//firstLogin==1，强制绑定手机号或者邮箱
//	{
//		newItem, _ := models.GetWxUserItemByUserId(userId)
//		if newItem.Mobile == "" && newItem.Email == "" {
//			firstLogin = 1
//		}
//	}
//	//新增登录日志
//	{
//		loginLog := new(models.WxUserLog)
//		loginLog.UserId = userId
//		loginLog.OpenId = openId
//		loginLog.UnionId = unionid
//		loginLog.CreateTime = time.Now()
//		loginLog.Handle = "wechat_login"
//		loginLog.Remark = token
//		go models.AddWxUserLog(loginLog)
//	}
//
//	{
//		codeLog := new(models.WxUserCode)
//		codeLog.WxCode = code
//		codeLog.UserId = userId
//		codeLog.Code = 0
//		codeLog.FirstLogin = firstLogin
//		codeLog.Authorization = token
//		codeLog.UserPermission = permission
//		codeLog.CreateTime=time.Now()
//		models.AddWxUserCode(codeLog)
//	}
//
//	resp.UserId = userId
//	resp.Code = 0
//	resp.FirstLogin = firstLogin
//	resp.Authorization = token
//	resp.UserPermission = permission
//	br.Ret = 200
//	br.Success = true
//	br.Msg = "登录成功"
//	br.Data = resp
//	//登录日志
//	{
//		returnResult, err := json.Marshal(br)
//		if err != nil {
//			utils.FileLog.Info(this.Ctx.Input.URI() + " Err:%s" + err.Error())
//		}
//		utils.FileLog.Info(this.Ctx.Input.URI()+" code: %s , return data: %s", code, string(returnResult))
//	}
//}

// @Title 微信获取签名接口
// @Description 微信获取签名接口
// @Param   Url   query   string  true       "url地址"
// @Success 200 {object} models.WechatSign
// @router /getWxSign [get]
func (this *WechatController) GetWxSign() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()
	getUrl := this.GetString("Url")
	fmt.Println("getUrl:", getUrl)
	accessToken, err := services.WxGetAccessToken()
	if err != nil {
		br.Msg = "获取用户信息失败"
		br.ErrMsg = "获取access_token失败，err:" + err.Error()
		return
	}

	ticket, err := services.GetWxTicket(accessToken)
	if err != nil {
		br.Msg = "获取Ticket失败,请联系客服"
		br.ErrMsg = "获取Ticket失败,Err" + err.Error()
		return
	}
	if ticket == "" {
		br.Msg = "获取Ticket失败,请联系客服"
		br.ErrMsg = "ticket为空" + ticket
		return
	}
	nonceStr := utils.GetRandStringNoSpecialChar(16)
	signature, nonceString, timestamp := services.GetWxSignature(ticket, getUrl, nonceStr)

	resp := new(models.WechatSign)
	resp.AppId = utils.WxAppId
	resp.NonceStr = nonceString
	resp.Timestamp = timestamp
	resp.Url = getUrl
	resp.Signature = signature
	br.Ret = 200
	br.Success = true
	br.Msg = "获取签名成功"
	br.Data = resp
}

// @Title 微信获取签名接口
// @Description 微信获取签名接口
// @Param   Url   query   string  true       "url地址"
// @Success 200 {object} models.WechatSign
// @router /notify [get,post]
func (this *WechatCommonController) Notify() {
	echostr := this.GetString("echostr")
	method := this.Ctx.Input.Method()
	if method == "POST" {
		body := this.Ctx.Input.RequestBody
		utils.FileLog.Info("wechat notify:" + string(body))
		item := new(Notify)
		err := xml.Unmarshal(body, &item)
		if err != nil {
			utils.FileLog.Info("xml.Unmarshal:" + err.Error())
		}
		contactMsg := "感谢关注弘则研究。\r\n公司地址：上海市世纪大道210号21世纪中心大厦12层1206室\r\n\r\n业务合作：\r\n电话：86-21-61645300\r\n邮箱：service@hzinsights.com\r\n邮编：200120\r\n\r\n海外业务：\r\n邮箱：yyu@hzinsights.com  "

		var openId, returnResult string
		if item.MsgType != "" {
			openId = item.FromUserName
		}
		xmlTpl := `<xml>
		<ToUserName><![CDATA[%s]]></ToUserName>
		<FromUserName><![CDATA[%s]]></FromUserName>
		<CreateTime>%s</CreateTime>
		<MsgType><![CDATA[text]]></MsgType>
		<Content><![CDATA[%s]]></Content>
		</xml>`
		createTime := strconv.FormatInt(time.Now().Unix(), 10)
		xmlTpl = fmt.Sprintf(xmlTpl, openId, utils.WxId, createTime, contactMsg)

		if item.MsgType == "event" {
			switch item.Event {
			case "subscribe":
				fmt.Println("关注")
				go models.UserSubscribe(1, openId)
				break
			case "unsubscribe":
				fmt.Println("取消关注")
				go models.UserSubscribe(0, openId)
				break
			case "CLICK":
				returnResult = xmlTpl
				break
			default:
				utils.FileLog.Info("wechat notify event:" + item.Event)
			}
			this.Ctx.WriteString(xmlTpl)
		} else {
			returnResult = xmlTpl
		}
		this.Ctx.WriteString(returnResult)
	} else {
		this.Ctx.WriteString(echostr)
	}
}

type Notify struct {
	ToUserName   string `xml:"ToUserName"`
	FromUserName string `xml:"FromUserName"`
	CreateTime   int    `xml:"CreateTime"`
	MsgType      string `xml:"MsgType"`
	Event        string `xml:"Event"`
	EventKey     string `xml:"EventKey"`
}

//func init() {
//	str := `<xml><ToUserName><![CDATA[gh_5dc508325c6f]]></ToUserName>
//<FromUserName><![CDATA[oN0jD1eTfIAf68Y2n24RrvIGXFw4]]></FromUserName>
//<CreateTime>1654671283</CreateTime>
//<MsgType><![CDATA[event]]></MsgType>
//<Event><![CDATA[subscribe]]></Event>
//<EventKey><![CDATA[]]></EventKey>
//</xml>`
//
//	item := new(Notify)
//	err := xml.Unmarshal([]byte(str), &item)
//	if err != nil {
//		fmt.Println(err.Error())
//	}
//	fmt.Println(item.ToUserName)
//	fmt.Println(item.FromUserName)
//	fmt.Println(item.CreateTime)
//	fmt.Println(item.MsgType)
//	fmt.Println(item.Event)
//	fmt.Println(item.EventKey)
//}