Send a correct Content-Type for device icons #41
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anacrolix
reviewed
May 28, 2017
| @@ -813,6 +813,11 @@ func (server *Server) initMux(mux *http.ServeMux) { | |||
| mux.HandleFunc("/debug/pprof/", pprof.Index) | |||
| for i, di := range server.Icons { | |||
| mux.HandleFunc(fmt.Sprintf("%s/%d", deviceIconPath, i), func(w http.ResponseWriter, r *http.Request) { | |||
| w.Header().Set("Content-Type", di.Mimetype) | |||
| ext, _ := mime.ExtensionsByType(di.Mimetype) | |||
| if ext != nil && len(ext) > 0 { | |||
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I believe it's okay to call len on a nil slice.
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You are right, thanks.
if v is nil, len(v) is zero.
| w.Header().Set("Content-Type", di.Mimetype) | ||
| ext, _ := mime.ExtensionsByType(di.Mimetype) | ||
| if ext != nil && len(ext) > 0 { | ||
| w.Header().Set("Ext", strings.TrimPrefix(ext[0], ".")) |
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Are you sure this is what the Ext header is for?
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Currently DMS sends "Content-Type: text/plain" for device icon requests which may confuse some clients. The reason is that http.ServeContent can't deduce a correct type and uses a default value.