Files
jx-callback/business/auth2/authprovider/weixin/weixin_mini.go
2020-08-12 14:00:11 +08:00

141 lines
4.2 KiB
Go

package weixin
import (
"errors"
"fmt"
"strings"
"git.rosy.net.cn/baseapi/platformapi/weixinapi"
"git.rosy.net.cn/jx-callback/business/auth2"
"git.rosy.net.cn/jx-callback/business/auth2/authprovider"
"git.rosy.net.cn/jx-callback/business/model"
"git.rosy.net.cn/jx-callback/globals"
"git.rosy.net.cn/jx-callback/globals/api"
)
const (
AuthTypeMini = "weixinmini" // 小程序
)
type MiniAuther struct {
authprovider.DefAuther
}
var (
ErrAuthTypeShouldBeMini = errors.New("当前操作要求是小程序登录方式")
)
var (
AutherObjMini *MiniAuther
)
func init() {
AutherObjMini = new(MiniAuther)
auth2.RegisterAuther(AuthTypeMini, AutherObjMini)
}
func (a *MiniAuther) VerifySecret(dummy, jsCode string) (authBindEx *auth2.AuthBindEx, err error) {
globals.SugarLogger.Debugf("weixin mini VerifySecret jsCode:%s", jsCode)
appID, jsCode := SplitJsCode(jsCode)
sessionInfo, err := getWxApp(appID).SNSCode2Session(jsCode)
if err == nil {
sessionKey := sessionInfo.SessionKey
sessionInfo.SessionKey = ""
if authBindEx, err = a.UnionFindAuthBind(AuthTypeMini, getWxApp(appID).GetAppID(), []string{AuthTypeWeixin, AuthTypeMP, AuthTypeMini, AuthTypeWXNative}, sessionInfo.OpenID, sessionInfo.UnionID, sessionInfo); err == nil {
authBindEx.UserData = sessionKey
}
}
return authBindEx, err
}
// 特殊接口
func (a *MiniAuther) DecryptData(authInfo *auth2.AuthInfo, jsCode, encryptedData, iv string) (decryptedDataBase64 string, err error) {
globals.SugarLogger.Debugf("weixin mini DecryptData jsCode:%s, encryptedData:%s, iv:%s", jsCode, encryptedData, iv)
var sessionKey string
appID, jsCode := SplitJsCode(jsCode)
if jsCode != "" {
sessionInfo, err := getWxApp(appID).SNSCode2Session(jsCode)
if err == nil {
if authBindEx, err := a.UnionFindAuthBind(AuthTypeMini, getWxApp(appID).GetAppID(), []string{AuthTypeMini}, sessionInfo.OpenID, "", nil); err == nil {
if authBindEx.UserID != authInfo.GetID() {
return "", fmt.Errorf("jsCode与token不匹配")
}
} else {
return "", err
}
sessionKey = sessionInfo.SessionKey
} else {
return "", err
}
} else {
if authInfo.AuthBindInfo.Type != AuthTypeMini {
return "", ErrAuthTypeShouldBeMini
}
sessionKey = authInfo.AuthBindInfo.UserData.(string)
}
// decryptedData, err := ProxySNSDecodeMiniProgramData(encryptedData, sessionKey, iv)
decryptedData, err := weixinapi.SNSDecodeMiniProgramData(encryptedData, sessionKey, iv)
if err != nil {
return "", err
}
authInfo.AuthBindInfo.UserData = sessionKey
return string(decryptedData), nil
}
func (a *MiniAuther) GetUserType() (userType int8) {
return model.UserTypeStoreBoss
}
func getWxApp(appID string) (miniApi *weixinapi.API) {
miniApi = api.WeixinMiniAPI
if len(appID) > 0 && appID == api.WeixinMiniAppID2 {
miniApi = api.WeixinMiniAPI2
}
if len(appID) > 0 && appID == api.WeixinMiniAppID3 {
miniApi = api.WeixinMiniAPI3
}
return miniApi
}
func SplitJsCode(jsCode string) (appID, realJsCode string) {
list := strings.Split(jsCode, ",")
if len(list) == 2 {
appID = list[0]
realJsCode = list[1]
} else if len(list) == 1 {
realJsCode = jsCode
} else {
globals.SugarLogger.Warnf("SplitJsCode abnormal jsCode:%s", jsCode)
}
return appID, realJsCode
}
func ComposeJsCode(appID, jsCode string) (composedCode string) {
composedCode = strings.Join([]string{
appID,
jsCode,
}, ",")
return composedCode
}
// func ProxySNSCode2Session(jsCode string) (sessionInfo *weixinapi.SessionInfo, err error) {
// miniApi := api.WeixinMiniAPI
// list := strings.Split(jsCode, ",")
// if len(list) >= 2 && len(list[0]) == len("wx4b5930c13f8b1170") {
// if list[0] == api.WeixinMiniAppID2 {
// miniApi = api.WeixinMiniAPI2
// }
// miniApi = getWxApp(list[0])
// jsCode = strings.Join(list[1:], ",")
// }
// sessionInfo, err = miniApi.SNSCode2Session(jsCode)
// return sessionInfo, err
// }
// func ProxySNSDecodeMiniProgramData(encryptedData, sessionKey, iv string) (decryptedData []byte, err error) {
// globals.SugarLogger.Debugf("ProxySNSDecodeMiniProgramData, encryptedData:%s, sessionKey:%s, iv:%s", encryptedData, sessionKey, iv)
// decryptedData, err = api.WeixinMiniAPI.SNSDecodeMiniProgramData(encryptedData, sessionKey, iv)
// return decryptedData, err
// }