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package msg
import (
"errors"
"fmt"
"io"
"git.sr.ht/~rjarry/aerc/lib"
"git.sr.ht/~rjarry/aerc/lib/calendar"
"git.sr.ht/~rjarry/aerc/lib/format"
"git.sr.ht/~rjarry/aerc/logging"
"git.sr.ht/~rjarry/aerc/models"
"git.sr.ht/~rjarry/aerc/widgets"
"github.com/emersion/go-message/mail"
)
type invite struct{}
func init() {
register(invite{})
}
func (invite) Aliases() []string {
return []string{"accept", "accept-tentative", "decline"}
}
func (invite) Complete(aerc *widgets.Aerc, args []string) []string {
return nil
}
func (invite) Execute(aerc *widgets.Aerc, args []string) error {
acct := aerc.SelectedAccount()
if acct == nil {
return errors.New("no account selected")
}
store := acct.Store()
if store == nil {
return errors.New("cannot perform action: messages still loading")
}
msg, err := acct.SelectedMessage()
if err != nil {
return err
}
part := lib.FindCalendartext(msg.BodyStructure, nil)
if part == nil {
return fmt.Errorf("no invitation found (missing text/calendar)")
}
subject := trimLocalizedRe(msg.Envelope.Subject)
switch args[0] {
case "accept":
subject = "Accepted: " + subject
case "accept-tentative":
subject = "Tentatively Accepted: " + subject
case "decline":
subject = "Declined: " + subject
default:
return fmt.Errorf("no participation status defined")
}
conf := acct.AccountConfig()
from, err := mail.ParseAddress(conf.From)
if err != nil {
return err
}
var aliases []*mail.Address
if conf.Aliases != "" {
aliases, err = mail.ParseAddressList(conf.Aliases)
if err != nil {
return err
}
}
// figure out the sending from address if we have aliases
if len(aliases) != 0 {
rec := newAddrSet()
rec.AddList(msg.Envelope.To)
rec.AddList(msg.Envelope.Cc)
// test the from first, it has priority over any present alias
if rec.Contains(from) {
// do nothing
} else {
for _, a := range aliases {
if rec.Contains(a) {
from = a
break
}
}
}
}
var to []*mail.Address
if len(msg.Envelope.ReplyTo) != 0 {
to = msg.Envelope.ReplyTo
} else {
to = msg.Envelope.From
}
if !aerc.Config().Compose.ReplyToSelf {
for i, v := range to {
if v.Address == from.Address {
to = append(to[:i], to[i+1:]...)
break
}
}
if len(to) == 0 {
to = msg.Envelope.To
}
}
recSet := newAddrSet() // used for de-duping
recSet.AddList(to)
h := &mail.Header{}
h.SetAddressList("from", []*mail.Address{from})
h.SetSubject(subject)
h.SetMsgIDList("in-reply-to", []string{msg.Envelope.MessageId})
err = setReferencesHeader(h, msg.RFC822Headers)
if err != nil {
aerc.PushError(fmt.Sprintf("could not set references: %v", err))
}
original := models.OriginalMail{
From: format.FormatAddresses(msg.Envelope.From),
Date: msg.Envelope.Date,
RFC822Headers: msg.RFC822Headers,
}
handleInvite := func(reader io.Reader) (*calendar.Reply, error) {
cr, err := calendar.CreateReply(reader, from, args[0])
if err != nil {
return nil, err
}
for _, org := range cr.Organizers {
organizer, err := mail.ParseAddress(org)
if err != nil {
continue
}
if !recSet.Contains(organizer) {
to = append(to, organizer)
}
}
h.SetAddressList("to", to)
return cr, nil
}
addTab := func(cr *calendar.Reply) error {
composer, err := widgets.NewComposer(aerc, acct, aerc.Config(),
acct.AccountConfig(), acct.Worker(), "", h, original)
if err != nil {
aerc.PushError("Error: " + err.Error())
return err
}
composer.SetContents(cr.PlainText)
err = composer.AppendPart(cr.MimeType, cr.Params, cr.CalendarText)
if err != nil {
return fmt.Errorf("failed to write invitation: %w", err)
}
composer.FocusTerminal()
tab := aerc.NewTab(composer, subject)
composer.OnHeaderChange("Subject", func(subject string) {
if subject == "" {
tab.Name = "New email"
} else {
tab.Name = subject
}
tab.Content.Invalidate()
})
composer.OnClose(func(c *widgets.Composer) {
if c.Sent() {
store.Answered([]uint32{msg.Uid}, true, nil)
}
})
return nil
}
store.FetchBodyPart(msg.Uid, part, func(reader io.Reader) {
if cr, err := handleInvite(reader); err != nil {
aerc.PushError(err.Error())
return
} else {
err := addTab(cr)
if err != nil {
logging.Warnf("failed to add tab: %v", err)
}
}
})
return nil
}
|
