fix nil pointer error

modules/git/repo.go

@@ -453,8 +453,9 @@ func GetContributors(repoPath string) ([]Contributor, error){
 		contributorsInfo := make([]Contributor, len(contributorRows))
 		for i := 0; i < len(contributorRows); i++ {
 			var oneCount string = strings.Trim(contributorRows[i], " ")
-			fmt.Println("-------",oneCount,"---------")
-			fmt.Printf("indexOf tab:%d",strings.Index(oneCount, "\t"))
+			if strings.Index(oneCount, "\t") < 0 {
+				continue
+			}
 			number := oneCount[0:strings.Index(oneCount, "\t")]
 			commitCnt, _ := strconv.Atoi(number)
 			committer := oneCount[strings.Index(oneCount, "\t")+1:strings.LastIndex(oneCount, " ")]

routers/repo/view.go

@@ -569,19 +569,18 @@ func safeURL(address string) string {
 
 type ContributorInfo struct {
 	UserInfo *models.User
-	Email    string
+	Email    string  // for contributor who is not a registered user
 }
 // Home render repository home page
 func Home(ctx *context.Context) {
 	if len(ctx.Repo.Units) > 0 {
 		//get repo contributors info
 		contributors, err := git.GetContributors(ctx.Repo.Repository.RepoPath())
-		if err != nil && contributors != nil {
-			fmt.Printf("contributors:%v",contributors)
-			contributorInfos := make([]*ContributorInfo, len(contributors))
+		if err == nil && contributors != nil {
+			var contributorInfos []*ContributorInfo
 			for _, c := range contributors {
 				user,err := models.GetUserByEmail(c.Email)
-				if err != nil {
+				if err == nil {
 					contributorInfos = append(contributorInfos, &ContributorInfo{
 						user, c.Email,
 					})

templates/repo/home.tmpl

@@ -176,7 +176,14 @@
 								<a class="text grey" href="">全部 {{svg "octicon-chevron-right" 16}}</a>
 							</div>
 						</h4>
+
 						<div class="ui members">
+							{{range .ContributorInfo}}
+								{{/*<img class="ui avatar image" src="{{.UserInfo.RelAvatarLink}}" alt=""/>&nbsp;&nbsp;<a href="{{AppSubUrl}}/{{.UserInfo.Name}}">{{.UserInfo.Name}}</a>*/}}
+								{{if .Email}}
+								    <img class="ui avatar image" src="{{AvatarLink .Email}}" alt=""/>&nbsp;&nbsp;{{.Email}}
+								{{end}}
+							{{end}}
 							<a href="{{.HomeLink}}" title="{{.Name}}{{if .FullName}} ({{.FullName}}){{end}}"><img class="ui avatar image" src="https://git.openi.org.cn/user/avatar/coral/-1"></a>
 							<a href="{{.HomeLink}}" title="{{.Name}}{{if .FullName}} ({{.FullName}}){{end}}"><img class="ui avatar image" src="https://git.openi.org.cn/user/avatar/dlvc/-1"></a>
 							<a href="{{.HomeLink}}" title="{{.Name}}{{if .FullName}} ({{.FullName}}){{end}}"><img class="ui avatar image" src="https://git.openi.org.cn/user/avatar/fangwei123456/-1"></a>