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package msg
import (
"fmt"
"io"
"math/rand"
"sync"
"time"
_ "github.com/emersion/go-message/charset"
"github.com/pkg/errors"
"git.sr.ht/~rjarry/aerc/app"
"git.sr.ht/~rjarry/aerc/commands"
"git.sr.ht/~rjarry/aerc/config"
"git.sr.ht/~rjarry/aerc/lib"
"git.sr.ht/~rjarry/aerc/log"
"git.sr.ht/~rjarry/aerc/worker/types"
)
type Recall struct {
Force bool `opt:"-f"`
Edit bool `opt:"-e"`
NoEdit bool `opt:"-E"`
}
func init() {
commands.Register(Recall{})
}
func (Recall) Context() commands.CommandContext {
return commands.MESSAGE
}
func (Recall) Aliases() []string {
return []string{"recall"}
}
func (r Recall) Execute(args []string) error {
editHeaders := (config.Compose.EditHeaders || r.Edit) && !r.NoEdit
widget := app.SelectedTabContent().(app.ProvidesMessage)
acct := widget.SelectedAccount()
if acct == nil {
return errors.New("No account selected")
}
if acct.SelectedDirectory() != acct.AccountConfig().Postpone && !r.Force {
return errors.New("Use -f to recall from outside the " +
acct.AccountConfig().Postpone + " directory.")
}
store := widget.Store()
if store == nil {
return errors.New("Cannot perform action. Messages still loading")
}
msgInfo, err := widget.SelectedMessage()
if err != nil {
return errors.Wrap(err, "Recall failed")
}
log.Debugf("Recalling message <%s>", msgInfo.Envelope.MessageId)
addTab := func(composer *app.Composer) {
subject := msgInfo.Envelope.Subject
if subject == "" {
subject = "Recalled email"
}
composer.Tab = app.NewTab(composer, subject)
composer.OnClose(func(composer *app.Composer) {
uids := []uint32{msgInfo.Uid}
deleteMessage := func() {
store.Delete(
uids,
func(msg types.WorkerMessage) {
switch msg := msg.(type) {
case *types.Done:
app.PushStatus("Recalled message deleted", 10*time.Second)
case *types.Error:
app.PushError(msg.Error.Error())
}
},
)
}
if composer.Sent() || composer.Postponed() {
deleteMessage()
}
})
}
lib.NewMessageStoreView(msgInfo, acct.UiConfig().AutoMarkRead,
store, app.CryptoProvider(), app.DecryptKeys,
func(msg lib.MessageView, err error) {
if err != nil {
app.PushError(err.Error())
return
}
var path []int
if len(msg.BodyStructure().Parts) != 0 {
path = lib.FindPlaintext(msg.BodyStructure(), path)
}
msg.FetchBodyPart(path, func(reader io.Reader) {
composer, err := app.NewComposer(acct,
acct.AccountConfig(), acct.Worker(), editHeaders,
"", msgInfo.RFC822Headers, nil, reader)
if err != nil {
app.PushError(err.Error())
return
}
if md := msg.MessageDetails(); md != nil {
if md.IsEncrypted {
composer.SetEncrypt(md.IsEncrypted)
}
if md.IsSigned {
err = composer.SetSign(md.IsSigned)
if err != nil {
log.Warnf("failed to set signed state: %v", err)
}
}
}
// add attachements if present
var mu sync.Mutex
parts := lib.FindAllNonMultipart(msg.BodyStructure(), nil, nil)
for _, p := range parts {
if lib.EqualParts(p, path) {
continue
}
bs, err := msg.BodyStructure().PartAtIndex(p)
if err != nil {
log.Warnf("cannot get PartAtIndex %v: %v", p, err)
continue
}
msg.FetchBodyPart(p, func(reader io.Reader) {
mime := bs.FullMIMEType()
params := lib.SetUtf8Charset(bs.Params)
name, ok := params["name"]
if !ok {
name = fmt.Sprintf("%s_%s_%d", bs.MIMEType, bs.MIMESubType, rand.Uint64())
}
mu.Lock()
err := composer.AddPartAttachment(name, mime, params, reader)
mu.Unlock()
if err != nil {
log.Errorf(err.Error())
app.PushError(err.Error())
}
})
}
if r.Force {
composer.SetRecalledFrom(acct.SelectedDirectory())
}
// focus the terminal since the header fields are likely already done
composer.FocusTerminal()
addTab(composer)
})
})
return nil
}
|
