optimization of secure register

routers/secure/user.go

@@ -119,6 +119,14 @@ func CreateUser(ctx *context.Context, form api.CreateUserOption) {
 		return
 	}
 
+	// Send confirmation email
+	if setting.Service.RegisterEmailConfirm{
+		mailer.SendActivateAccountMail(ctx.Locale, u)
+		if err := ctx.Cache.Put("MailResendLimit_"+u.LowerName, u.LowerName, 180); err != nil {
+			log.Error("Set cache(MailResendLimit) fail: %v", err)
+		}
+	}
+
 	log.Trace("Account created (%s): %s", ctx.User.Name, u.Name, ctx.Data["MsgID"])
 
 	// Send email notification.