fix: unsafe verification username in CheckUsername (#2006)

* Customization of the initialization file

* Unsafe verification username in CheckUsername

object/check.go

@@ -396,11 +396,6 @@ func CheckUsername(username string, lang string) string {
 		return i18n.Translate(lang, "check:Username is too long (maximum is 39 characters).")
 	}
 
-	exclude, _ := regexp.Compile("^[\u0021-\u007E]+$")
-	if !exclude.MatchString(username) {
-		return ""
-	}
-
 	// https://stackoverflow.com/questions/58726546/github-username-convention-using-regex
 	re, _ := regexp.Compile("^[a-zA-Z0-9]+((?:-[a-zA-Z0-9]+)|(?:_[a-zA-Z0-9]+))*$")
 	if !re.MatchString(username) {

object/token.go

@@ -794,7 +794,7 @@ func GetWechatMiniProgramToken(application *Application, code string, host strin
 			ErrorDescription: "the wechat mini program session is invalid",
 		}, nil
 	}
-	user, err := getUserByWechatId(openId, unionId)
+	user, err := getUserByWechatId(application.Organization, openId, unionId)
 	if err != nil {
 		return nil, nil, err
 	}

object/user.go

@@ -319,12 +319,12 @@ func getUserById(owner string, id string) (*User, error) {
 	}
 }
 
-func getUserByWechatId(wechatOpenId string, wechatUnionId string) (*User, error) {
+func getUserByWechatId(owner string, wechatOpenId string, wechatUnionId string) (*User, error) {
 	if wechatUnionId == "" {
 		wechatUnionId = wechatOpenId
 	}
 	user := &User{}
-	existed, err := adapter.Engine.Where("wechat = ? OR wechat = ?", wechatOpenId, wechatUnionId).Get(user)
+	existed, err := adapter.Engine.Where("owner = ?", owner).Where("wechat = ? OR wechat = ?", wechatOpenId, wechatUnionId).Get(user)
 	if err != nil {
 		return nil, err
 	}