aerc/commands/account/pipe.go
2019-03-31 12:19:30 -04:00

66 lines
1.5 KiB
Go

package account
import (
"errors"
"io"
"os/exec"
"time"
"git.sr.ht/~sircmpwn/aerc2/widgets"
"github.com/gdamore/tcell"
)
func init() {
register("pipe", Pipe)
}
func Pipe(aerc *widgets.Aerc, args []string) error {
if len(args) < 2 {
return errors.New("Usage: :pipe <cmd> [args...]")
}
acct := aerc.SelectedAccount()
store := acct.Messages().Store()
msg := acct.Messages().Selected()
store.FetchFull([]uint32{msg.Uid}, func(reader io.Reader) {
cmd := exec.Command(args[1], args[2:]...)
pipe, err := cmd.StdinPipe()
if err != nil {
aerc.PushStatus(" "+err.Error(), 10*time.Second).
Color(tcell.ColorDefault, tcell.ColorRed)
return
}
term, err := widgets.NewTerminal(cmd)
if err != nil {
aerc.PushStatus(" "+err.Error(), 10*time.Second).
Color(tcell.ColorDefault, tcell.ColorRed)
return
}
name := msg.Envelope.Subject
if len(name) > 12 {
name = name[:12]
}
aerc.NewTab(term, args[1] + " <" + name)
term.OnClose = func(err error) {
if err != nil {
aerc.PushStatus(" "+err.Error(), 10*time.Second).
Color(tcell.ColorDefault, tcell.ColorRed)
} else {
// TODO: Tab-specific status stacks
aerc.PushStatus("Process complete, press any key to close.",
10*time.Second)
}
}
term.OnStart = func() {
go func() {
_, err := io.Copy(pipe, reader)
if err != nil {
aerc.PushStatus(" "+err.Error(), 10*time.Second).
Color(tcell.ColorDefault, tcell.ColorRed)
}
pipe.Close()
}()
}
})
return nil
}