fix submodule is nil panic (#23588) (#23601)

Backport #23588 by @viletyy

#23587  
submodule path is nil 
It is panic a nil error

Co-authored-by: 来自村里的小螃蟹 <yystopf@163.com>
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Giteabot 2023-03-20 21:39:40 -04:00 committed by GitHub
parent a3b917151c
commit 782c376c8b
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@ -214,8 +214,10 @@ func GetContents(ctx context.Context, repo *repo_model.Repository, treePath, ref
if err != nil {
return nil, err
}
if submodule != nil && submodule.URL != "" {
contentsResponse.SubmoduleGitURL = &submodule.URL
}
}
// Handle links
if entry.IsRegular() || entry.IsLink() {
downloadURL, err := url.Parse(repo.HTMLURL() + "/raw/" + url.PathEscape(string(refType)) + "/" + util.PathEscapeSegments(ref) + "/" + util.PathEscapeSegments(treePath))