package msgview import ( "errors" "io" "mime" "os" "path/filepath" "git.sr.ht/~sircmpwn/getopt" "git.sr.ht/~rjarry/aerc/app" "git.sr.ht/~rjarry/aerc/lib" "git.sr.ht/~rjarry/aerc/log" ) type Open struct{} func init() { register(Open{}) } func (Open) Options() string { return "d" } func (Open) Aliases() []string { return []string{"open"} } func (Open) Complete(args []string) []string { return nil } func (o Open) Execute(args []string) error { opts, optind, err := getopt.Getopts(args, o.Options()) if err != nil { return err } del := false for _, opt := range opts { if opt.Option == 'd' { del = true } } mv := app.SelectedTabContent().(*app.MessageViewer) if mv == nil { return errors.New("open only supported selected message parts") } p := mv.SelectedMessagePart() mv.MessageView().FetchBodyPart(p.Index, func(reader io.Reader) { extension := "" mimeType := "" // try to determine the correct extension if part, err := mv.MessageView().BodyStructure().PartAtIndex(p.Index); err == nil { mimeType = part.FullMIMEType() // see if we can get extension directly from the attachment name extension = filepath.Ext(part.FileName()) // if there is no extension, try using the attachment mime type instead if extension == "" { if exts, _ := mime.ExtensionsByType(mimeType); len(exts) > 0 { extension = exts[0] } } } tmpFile, err := os.CreateTemp(os.TempDir(), "aerc-*"+extension) if err != nil { app.PushError(err.Error()) return } _, err = io.Copy(tmpFile, reader) tmpFile.Close() if err != nil { app.PushError(err.Error()) return } go func() { defer log.PanicHandler() if del { defer os.Remove(tmpFile.Name()) } err = lib.XDGOpenMime(tmpFile.Name(), mimeType, args[optind:]) if err != nil { app.PushError("open: " + err.Error()) } }() }) return nil }