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package msgview
import (
"errors"
"io"
"mime"
"os"
"path/filepath"
"git.sr.ht/~rjarry/aerc/app"
"git.sr.ht/~rjarry/aerc/commands"
"git.sr.ht/~rjarry/aerc/lib"
"git.sr.ht/~rjarry/aerc/lib/log"
)
type Open struct {
Delete bool `opt:"-d"`
Cmd string `opt:"..." required:"false"`
}
func init() {
commands.Register(Open{})
}
func (Open) Context() commands.CommandContext {
return commands.MESSAGE_VIEWER
}
func (Open) Options() string {
return "d"
}
func (Open) Aliases() []string {
return []string{"open"}
}
func (o Open) Execute(args []string) error {
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) {
mimeType := ""
part, err := mv.MessageView().BodyStructure().PartAtIndex(p.Index)
if err != nil {
app.PushError(err.Error())
return
}
mimeType = part.FullMIMEType()
tmpDir, err := os.MkdirTemp(os.TempDir(), "aerc-*")
if err != nil {
app.PushError(err.Error())
return
}
filename := part.FileName()
var tmpFile *os.File
if filename == "" {
extension := ""
if exts, _ := mime.ExtensionsByType(mimeType); len(exts) > 0 {
extension = exts[0]
}
tmpFile, err = os.CreateTemp(tmpDir, "aerc-*"+extension)
} else {
tmpFile, err = os.Create(filepath.Join(tmpDir, filename))
}
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 o.Delete {
defer os.RemoveAll(tmpDir)
}
err = lib.XDGOpenMime(tmpFile.Name(), mimeType, o.Cmd)
if err != nil {
app.PushError("open: " + err.Error())
}
}()
})
return nil
}
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