Validate Email before change user's email

Author: lunny

routers/web/admin/users.go

@@ -298,6 +298,13 @@ func EditUserPost(ctx *context.Context) {
 			ctx.RenderWithErr(errMsg, tplUserNew, &form)
 			return
 		}
+
+		if err := user_model.ValidateEmail(form.Email); err != nil {
+			ctx.Data["Err_Email"] = true
+			ctx.RenderWithErr(ctx.Tr("form.email_error"), tplUserNew, &form)
+			return
+		}
+
 		if u.Salt, err = user_model.GetUserSalt(); err != nil {
 			ctx.ServerError("UpdateUser", err)
 			return