mirror of
https://github.com/silenceper/wechat.git
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308 lines
10 KiB
Go
308 lines
10 KiB
Go
package auth
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import (
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context2 "context"
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"encoding/json"
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"fmt"
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"github.com/silenceper/wechat/v2/miniprogram/context"
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"github.com/silenceper/wechat/v2/util"
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)
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const (
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// code2SessionURL 小程序登录
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code2SessionURL = "https://api.weixin.qq.com/sns/jscode2session?appid=%s&secret=%s&js_code=%s&grant_type=authorization_code"
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// checkEncryptedDataURL 检查加密信息
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checkEncryptedDataURL = "https://api.weixin.qq.com/wxa/business/checkencryptedmsg?access_token=%s"
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// getPhoneNumber 获取手机号
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getPhoneNumber = "https://api.weixin.qq.com/wxa/business/getuserphonenumber?access_token=%s"
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// checkSessionURL 检验登录态
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checkSessionURL = "https://api.weixin.qq.com/wxa/checksession?access_token=%s&signature=%s&openid=%s&sig_method=hmac_sha256"
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// resetUserSessionKeyURL 重置登录态
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resetUserSessionKeyURL = "https://api.weixin.qq.com/wxa/resetusersessionkey?access_token=%s&signature=%s&openid=%s&sig_method=hmac_sha256"
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// getPluginOpenPIDURL 获取插件用户openPID
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getPluginOpenPIDURL = "https://api.weixin.qq.com/wxa/getpluginopenpid?access_token=%s"
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// getPaidUnionIDURL 支付后获取 UnionID
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getPaidUnionIDURL = "https://api.weixin.qq.com/wxa/getpaidunionid"
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// getUserEncryptKeyURL 获取用户encryptKey
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getUserEncryptKeyURL = "https://api.weixin.qq.com/wxa/business/getuserencryptkey?access_token=%s&signature=%s&openid=%s&sig_method=hmac_sha256"
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)
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// Auth 登录/用户信息
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type Auth struct {
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*context.Context
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}
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// NewAuth new auth
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func NewAuth(ctx *context.Context) *Auth {
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return &Auth{ctx}
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}
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// ResCode2Session 登录凭证校验的返回结果
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type ResCode2Session struct {
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util.CommonError
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OpenID string `json:"openid"` // 用户唯一标识
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SessionKey string `json:"session_key"` // 会话密钥
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UnionID string `json:"unionid"` // 用户在开放平台的唯一标识符，在满足UnionID下发条件的情况下会返回
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}
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// RspCheckEncryptedData .
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type RspCheckEncryptedData struct {
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util.CommonError
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Vaild bool `json:"vaild"` // 是否是合法的数据
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CreateTime uint64 `json:"create_time"` // 加密数据生成的时间戳
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}
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// Code2Session 登录凭证校验。
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func (auth *Auth) Code2Session(jsCode string) (result ResCode2Session, err error) {
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return auth.Code2SessionContext(context2.Background(), jsCode)
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}
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// Code2SessionContext 登录凭证校验。
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func (auth *Auth) Code2SessionContext(ctx context2.Context, jsCode string) (result ResCode2Session, err error) {
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var response []byte
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if response, err = util.HTTPGetContext(ctx, fmt.Sprintf(code2SessionURL, auth.AppID, auth.AppSecret, jsCode)); err != nil {
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return
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}
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if err = json.Unmarshal(response, &result); err != nil {
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return
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}
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if result.ErrCode != 0 {
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err = fmt.Errorf("Code2Session error : errcode=%v , errmsg=%v", result.ErrCode, result.ErrMsg)
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return
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}
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return
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}
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type (
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// GetPaidUnionIDRequest 支付后获取UnionID请求
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GetPaidUnionIDRequest struct {
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OpenID string `json:"openid"`
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TransactionID string `json:"transaction_id,omitempty"`
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MchID string `json:"mch_id,omitempty"`
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OutTradeNo string `json:"out_trade_no,omitempty"`
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}
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// GetPaidUnionIDResponse 支付后获取UnionID响应
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GetPaidUnionIDResponse struct {
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util.CommonError
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UnionID string `json:"unionid"`
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}
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)
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// GetPaidUnionID 用户支付完成后，获取该用户的 UnionId，无需用户授权
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// see https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-info/basic-info/getPaidUnionid.html
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func (auth *Auth) GetPaidUnionID(req *GetPaidUnionIDRequest) (string, error) {
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var (
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accessToken string
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err error
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)
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if accessToken, err = auth.GetAccessToken(); err != nil {
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return "", err
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}
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var url string
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if req.TransactionID != "" {
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url = fmt.Sprintf("%s?access_token=%s&openid=%s&transaction_id=%s", getPaidUnionIDURL, accessToken, req.OpenID, req.TransactionID)
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} else {
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url = fmt.Sprintf("%s?access_token=%s&openid=%s&mch_id=%s&out_trade_no=%s", getPaidUnionIDURL, accessToken, req.OpenID, req.MchID, req.OutTradeNo)
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}
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var response []byte
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if response, err = util.HTTPGet(url); err != nil {
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return "", err
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}
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result := &GetPaidUnionIDResponse{}
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err = util.DecodeWithError(response, result, "GetPaidUnionID")
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return result.UnionID, err
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}
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// CheckEncryptedData .检查加密信息是否由微信生成（当前只支持手机号加密数据），只能检测最近3天生成的加密数据
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func (auth *Auth) CheckEncryptedData(encryptedMsgHash string) (result RspCheckEncryptedData, err error) {
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return auth.CheckEncryptedDataContext(context2.Background(), encryptedMsgHash)
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}
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// CheckEncryptedDataContext .检查加密信息是否由微信生成（当前只支持手机号加密数据），只能检测最近3天生成的加密数据
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func (auth *Auth) CheckEncryptedDataContext(ctx context2.Context, encryptedMsgHash string) (result RspCheckEncryptedData, err error) {
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var response []byte
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var (
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at string
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)
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if at, err = auth.GetAccessTokenContext(ctx); err != nil {
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return
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}
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// 由于GetPhoneNumberContext需要传入JSON，所以HTTPPostContext入参改为[]byte
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if response, err = util.HTTPPostContext(ctx, fmt.Sprintf(checkEncryptedDataURL, at), []byte("encrypted_msg_hash="+encryptedMsgHash), nil); err != nil {
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return
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}
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if err = util.DecodeWithError(response, &result, "CheckEncryptedDataAuth"); err != nil {
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return
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}
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return
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}
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// GetPhoneNumberResponse 新版获取用户手机号响应结构体
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type GetPhoneNumberResponse struct {
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util.CommonError
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PhoneInfo PhoneInfo `json:"phone_info"`
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}
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// PhoneInfo 获取用户手机号内容
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type PhoneInfo struct {
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PhoneNumber string `json:"phoneNumber"` // 用户绑定的手机号
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PurePhoneNumber string `json:"purePhoneNumber"` // 没有区号的手机号
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CountryCode string `json:"countryCode"` // 区号
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WaterMark struct {
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Timestamp int64 `json:"timestamp"`
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AppID string `json:"appid"`
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} `json:"watermark"` // 数据水印
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}
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// GetPhoneNumberContext 小程序通过code获取用户手机号
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func (auth *Auth) GetPhoneNumberContext(ctx context2.Context, code string) (*GetPhoneNumberResponse, error) {
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var response []byte
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var (
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at string
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err error
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)
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if at, err = auth.GetAccessTokenContext(ctx); err != nil {
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return nil, err
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}
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body := map[string]interface{}{
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"code": code,
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}
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bodyBytes, err := json.Marshal(body)
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if err != nil {
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return nil, err
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}
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header := map[string]string{"Content-Type": "application/json;charset=utf-8"}
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if response, err = util.HTTPPostContext(ctx, fmt.Sprintf(getPhoneNumber, at), bodyBytes, header); err != nil {
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return nil, err
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}
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var result GetPhoneNumberResponse
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err = util.DecodeWithError(response, &result, "phonenumber.getPhoneNumber")
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return &result, err
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}
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// GetPhoneNumber 小程序通过code获取用户手机号
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func (auth *Auth) GetPhoneNumber(code string) (*GetPhoneNumberResponse, error) {
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return auth.GetPhoneNumberContext(context2.Background(), code)
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}
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// CheckSession 检验登录态
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// see https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-login/checkSessionKey.html
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func (auth *Auth) CheckSession(signature, openID string) error {
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var (
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accessToken string
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err error
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)
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if accessToken, err = auth.GetAccessToken(); err != nil {
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return err
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}
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var response []byte
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if response, err = util.HTTPGet(fmt.Sprintf(checkSessionURL, accessToken, signature, openID)); err != nil {
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return err
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}
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return util.DecodeWithCommonError(response, "CheckSession")
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}
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// ResetUserSessionKeyResponse 重置登录态响应
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type ResetUserSessionKeyResponse struct {
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util.CommonError
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OpenID string `json:"openid"`
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SessionKey string `json:"session_key"`
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}
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// ResetUserSessionKey 重置登录态
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// see https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-login/ResetUserSessionKey.html
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func (auth *Auth) ResetUserSessionKey(signature, openID string) (*ResetUserSessionKeyResponse, error) {
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var (
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accessToken string
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err error
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)
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if accessToken, err = auth.GetAccessToken(); err != nil {
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return nil, err
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}
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var response []byte
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if response, err = util.HTTPGet(fmt.Sprintf(resetUserSessionKeyURL, accessToken, signature, openID)); err != nil {
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return nil, err
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}
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result := &ResetUserSessionKeyResponse{}
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err = util.DecodeWithError(response, result, "ResetUserSessionKey")
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return result, err
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}
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type (
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// GetPluginOpenPIDRequest 获取插件用户openPID请求
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GetPluginOpenPIDRequest struct {
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Code string `json:"code"`
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}
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// GetPluginOpenPIDResponse 获取插件用户openPID响应
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GetPluginOpenPIDResponse struct {
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util.CommonError
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OpenPID string `json:"openpid"`
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}
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)
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// GetPluginOpenPID 获取插件用户openPID
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// see https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-info/basic-info/getPluginOpenPId.html
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func (auth *Auth) GetPluginOpenPID(code string) (string, error) {
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var (
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accessToken string
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err error
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)
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if accessToken, err = auth.GetAccessToken(); err != nil {
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return "", err
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}
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req := &GetPluginOpenPIDRequest{
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Code: code,
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}
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var response []byte
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if response, err = util.PostJSON(fmt.Sprintf(getPluginOpenPIDURL, accessToken), req); err != nil {
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return "", err
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}
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result := &GetPluginOpenPIDResponse{}
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err = util.DecodeWithError(response, result, "GetPluginOpenPID")
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return result.OpenPID, err
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}
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// GetUserEncryptKeyResponse 获取用户encryptKey响应
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type GetUserEncryptKeyResponse struct {
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util.CommonError
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KeyInfoList []KeyInfo `json:"key_info_list"`
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}
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// KeyInfo 用户最近三次的加密key
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type KeyInfo struct {
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EncryptKey string `json:"encrypt_key"`
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Version int64 `json:"version"`
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ExpireIn int64 `json:"expire_in"`
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Iv string `json:"iv"`
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CreateTime int64 `json:"create_time"`
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}
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// GetUserEncryptKey 获取用户encryptKey
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// see https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-info/internet/getUserEncryptKey.html
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func (auth *Auth) GetUserEncryptKey(signature, openID string) (*GetUserEncryptKeyResponse, error) {
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var (
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accessToken string
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err error
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)
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if accessToken, err = auth.GetAccessToken(); err != nil {
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return nil, err
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}
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var response []byte
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if response, err = util.HTTPGet(fmt.Sprintf(getUserEncryptKeyURL, accessToken, signature, openID)); err != nil {
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return nil, err
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}
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result := &GetUserEncryptKeyResponse{}
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err = util.DecodeWithError(response, result, "GetUserEncryptKey")
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return result, err
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}
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