From 836598f5c9551a46afe6587e21c5728a7cd43246 Mon Sep 17 00:00:00 2001
From: Wenkai Yin <yinw@vmware.com>
Date: Wed, 15 Jun 2016 13:42:19 +0800
Subject: [PATCH] remove useless import

---
 api/project.go | 1 -
 api/utils.go   | 3 +++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/api/project.go b/api/project.go
index 75ba05342..3d57abb02 100644
--- a/api/project.go
+++ b/api/project.go
@@ -19,7 +19,6 @@ import (
 	"fmt"
 	"net/http"
 	"strings"
-	"unicode"
 
 	"github.com/vmware/harbor/dao"
 	"github.com/vmware/harbor/models"
diff --git a/api/utils.go b/api/utils.go
index fead92469..e0f5d13cc 100644
--- a/api/utils.go
+++ b/api/utils.go
@@ -59,11 +59,13 @@ func listRoles(userID int, projectID int64) ([]models.Role, error) {
 	roles := make([]models.Role, 0, 1)
 	isSysAdmin, err := dao.IsAdminRole(userID)
 	if err != nil {
+		log.Errorf("failed to determine whether the user %d is system admin: %v", userID, err)
 		return roles, err
 	}
 	if isSysAdmin {
 		role, err := dao.GetRoleByID(models.PROJECTADMIN)
 		if err != nil {
+			log.Errorf("failed to get role %d: %v", models.PROJECTADMIN, err)
 			return roles, err
 		}
 		roles = append(roles, *role)
@@ -72,6 +74,7 @@ func listRoles(userID int, projectID int64) ([]models.Role, error) {
 
 	rs, err := dao.GetUserProjectRoles(userID, projectID)
 	if err != nil {
+		log.Errorf("failed to get user %d 's roles for project %d: %v", userID, projectID, err)
 		return roles, err
 	}
 	roles = append(roles, rs...)