func (h *CgiHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
path := r.URL.Path
var isCGI bool
file := filepath.FromSlash(path)
if len(file) > 0 && os.IsPathSeparator(file[len(file)-1]) {
file = file[:len(file)-1]
}
ext := filepath.Ext(file)
bin, isCGI := h.LangMap[ext]
file = filepath.Join(h.Root, file)
f, e := os.Stat(file)
if e != nil || f.IsDirectory() {
if len(h.DefaultApp) > 0 {
file = h.DefaultApp
}
ext := filepath.Ext(file)
bin, isCGI = h.LangMap[ext]
}
if isCGI {
var cgih cgi.Handler
if h.UseLangMap {
cgih = cgi.Handler{
Path: bin,
Dir: h.Root,
Root: h.Root,
Args: []string{file},
Env: []string{"SCRIPT_FILENAME=" + file},
}
} else {
cgih = cgi.Handler{
Path: file,
Root: h.Root,
}
}
cgih.ServeHTTP(w, r)
} else {
if (f != nil && f.IsDirectory()) || file == "" {
tmp := filepath.Join(file, "index.html")
f, e = os.Stat(tmp)
if e == nil {
file = tmp
}
}
http.ServeFile(w, r, file)
}
}
// Serve a CGI application 'path', stripping 'prefix' from the URL being
// requested
func CGIServer(path, prefix string) Component {
handler := new(cgi.Handler)
handler.Path = path
handler.Root = prefix
return NewHandlerComponent(handler)
}