aerc/commands/msgview/open.go
Galen Abell 95fb35b701 Try to open attachments with correct extension
The temporary file created when opening an attachment is currently saved
without an extension, which prevents matching on file ending with
xdg-open.
2020-04-06 13:15:56 +02:00

72 lines
1.4 KiB
Go

package msgview
import (
"errors"
"fmt"
"io"
"io/ioutil"
"mime"
"os"
"time"
"git.sr.ht/~sircmpwn/aerc/lib"
"git.sr.ht/~sircmpwn/aerc/widgets"
)
type Open struct{}
func init() {
register(Open{})
}
func (Open) Aliases() []string {
return []string{"open"}
}
func (Open) Complete(aerc *widgets.Aerc, args []string) []string {
return nil
}
func (Open) Execute(aerc *widgets.Aerc, args []string) error {
if len(args) != 1 {
return errors.New("Usage: open")
}
mv := aerc.SelectedTab().(*widgets.MessageViewer)
p := mv.SelectedMessagePart()
store := mv.Store()
store.FetchBodyPart(p.Msg.Uid, p.Msg.BodyStructure, p.Index, func(reader io.Reader) {
extension := ""
// try to determine the correct extension based on mimetype
if part, err := p.Msg.BodyStructure.PartAtIndex(p.Index); err == nil {
mimeType := fmt.Sprintf("%s/%s", part.MIMEType, part.MIMESubType)
if exts, _ := mime.ExtensionsByType(mimeType); exts != nil && len(exts) > 0 {
extension = exts[0]
}
}
tmpFile, err := ioutil.TempFile(os.TempDir(), "aerc-*"+extension)
if err != nil {
aerc.PushError(" " + err.Error())
return
}
defer tmpFile.Close()
_, err = io.Copy(tmpFile, reader)
if err != nil {
aerc.PushError(" " + err.Error())
return
}
err = lib.OpenFile(tmpFile.Name())
if err != nil {
aerc.PushError(" " + err.Error())
}
aerc.PushStatus("Opened", 10*time.Second)
})
return nil
}