diff --git a/models/release.go b/models/release.go
index 1df627202..1fee56105 100644
--- a/models/release.go
+++ b/models/release.go
@@ -58,7 +58,7 @@ func CreateRelease(repoPath string, rel *Release, gitRepo *git.Repository) error
 		return ErrReleaseAlreadyExist
 	}
 
-	if !git.IsTagExist(repoPath, rel.TagName) {
+	if !gitRepo.IsTagExist(rel.TagName) {
 		_, stderr, err := com.ExecCmdDir(repoPath, "git", "tag", rel.TagName, "-m", rel.Title)
 		if err != nil {
 			return err
diff --git a/models/user.go b/models/user.go
index b2b16f113..397094920 100644
--- a/models/user.go
+++ b/models/user.go
@@ -44,6 +44,7 @@ type User struct {
 	Passwd        string `xorm:"not null"`
 	LoginType     int
 	LoginSource   int64 `xorm:"not null default 0"`
+	LoginName     string
 	Type          int
 	NumFollowers  int
 	NumFollowings int
diff --git a/modules/auth/ldap/ldap_test.go b/modules/auth/ldap/ldap_test.go
new file mode 100644
index 000000000..809657378
--- /dev/null
+++ b/modules/auth/ldap/ldap_test.go
@@ -0,0 +1,32 @@
+package ldap
+
+import (
+	"fmt"
+	"testing"
+)
+
+var ldapServer = "ldap.itd.umich.edu"
+var ldapPort = uint16(389)
+var baseDN = "dc=umich,dc=edu"
+var filter = []string{
+	"(cn=cis-fac)",
+	"(&(objectclass=rfc822mailgroup)(cn=*Computer*))",
+	"(&(objectclass=rfc822mailgroup)(cn=*Mathematics*))"}
+var attributes = []string{
+	"cn",
+	"description"}
+var msadsaformat = ""
+
+func TestLDAP(t *testing.T) {
+	AddSource("test", ldapServer, ldapPort,
+		basedn, attributes, filter,
+		msadsaformat)
+	user, err := LoginUserLdap("xiaolunwen", "")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	fmt.Println(user)
+
+}
diff --git a/templates/admin/users/edit.tmpl b/templates/admin/users/edit.tmpl
index 1fb29234e..499585676 100644
--- a/templates/admin/users/edit.tmpl
+++ b/templates/admin/users/edit.tmpl
@@ -26,6 +26,13 @@
 						</div>
 					</div>
 
+					<div class="form-group">
+					    <label class="col-md-3 control-label">Auth Login Name: </label>
+					    <div class="col-md-7">
+							<input name="loginname" class="form-control" placeholder="Type auth login's username" value="{{.loginname}}">
+						</div>
+					</div>
+
 					<div class="form-group">
 						<label class="col-md-3 control-label">Username: </label>
 						<label class="control-label">{{.User.Name}}</label>
diff --git a/templates/admin/users/new.tmpl b/templates/admin/users/new.tmpl
index 88da16aa4..b4843a99c 100644
--- a/templates/admin/users/new.tmpl
+++ b/templates/admin/users/new.tmpl
@@ -24,6 +24,13 @@
 							</select>
 						</div>
 					</div>
+
+					<div class="form-group">
+					    <label class="col-md-3 control-label">Auth Login Name: </label>
+					    <div class="col-md-7">
+							<input name="loginname" class="form-control" placeholder="Type auth login's username" value="{{.loginname}}">
+						</div>
+					</div>
 					
 					<div class="form-group {{if .Err_UserName}}has-error has-feedback{{end}}">
 						<label class="col-md-3 control-label">Username: </label>