From d00c4002764422c2864e371a49e3b062652befbd Mon Sep 17 00:00:00 2001
From: Radu Ioan Fericean <radu@fericean.ro>
Date: Wed, 26 Aug 2015 18:18:10 +0300
Subject: [PATCH] use usage record pointer, fixes #164

---
 apier/v1/auth.go | 4 ++--
 utils/struct.go  | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/apier/v1/auth.go b/apier/v1/auth.go
index 3c14dfaa6..fb7cb1374 100644
--- a/apier/v1/auth.go
+++ b/apier/v1/auth.go
@@ -28,11 +28,11 @@ import (
 
 // Returns MaxUsage (for calls in seconds), -1 for no limit
 func (self *ApierV1) GetMaxUsage(usageRecord engine.UsageRecord, maxUsage *float64) error {
-	out, err := engine.LoadUserProfile(usageRecord, "")
+	out, err := engine.LoadUserProfile(&usageRecord, "")
 	if err != nil {
 		return err
 	}
-	usageRecord = out.(engine.UsageRecord)
+	usageRecord = *(out.(*engine.UsageRecord))
 	if usageRecord.TOR == "" {
 		usageRecord.TOR = utils.VOICE
 	}
diff --git a/utils/struct.go b/utils/struct.go
index c59e574a6..06f298ab0 100644
--- a/utils/struct.go
+++ b/utils/struct.go
@@ -160,7 +160,7 @@ func FromMapStringString(m map[string]string, in interface{}) {
 		field := v.FieldByName(fieldName)
 		if field.IsValid() {
 			if field.Kind() == reflect.String {
-				if v.FieldByName(fieldName).String() != "" {
+				if field.String() != "" && field.CanSet() {
 					field.SetString(fieldValue)
 				}
 			}