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add a FillRepo callback function #21

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add a FillRepo callback function #21

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17 changes: 15 additions & 2 deletions githttp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,10 @@ type GitHttp struct {

// Event handling functions
EventHandler func(ev Event)

// FillRepo is called when a repository is not found. This function has the chance to get it from somewhere else.
// If this returns an error or is nil, then the git operation will fail
FillRepo func(string) error
}

// Implement the http.Handler interface
Expand Down Expand Up @@ -229,8 +233,17 @@ func (g *GitHttp) getGitDir(file_path string) (string, error) {
}

f := path.Join(root, file_path)
if _, err := os.Stat(f); os.IsNotExist(err) {
return "", err
_, statErr := os.Stat(f)
if os.IsNotExist(statErr) {
// if the repo doesn't exist, try to fill it in
if g.FillRepo != nil {
if err := g.FillRepo(f); err != nil {
return "", err
}
}
return "", statErr
} else if statErr != nil {
return "", statErr
}

return f, nil
Expand Down