add !pm threadify option, fixes #60

bot/command.go

@@ -116,6 +116,15 @@ func (b *Bot) initCommands() commandList {
 			sanitizer:   func(s string) string { return s },
 			allowed:     b.allowOwner,
 		},
+		{
+			key: config.RoomThreadify,
+			description: fmt.Sprintf(
+				"Get or set `%s` of the room (`true` - send incoming email body in thread; `false` - send incoming email body as part of the message)",
+				config.RoomThreadify,
+			),
+			sanitizer: utils.SanitizeBoolString,
+			allowed:   b.allowOwner,
+		},
 		{
 			key: config.RoomNoSend,
 			description: fmt.Sprintf(

bot/config/room.go

@@ -22,6 +22,7 @@ const (
 	RoomSignature = "signature"
 	RoomAutoreply = "autoreply"
 
+	RoomThreadify   = "threadify"
 	RoomNoCC        = "nocc"
 	RoomNoFiles     = "nofiles"
 	RoomNoHTML      = "nohtml"
@@ -79,6 +80,10 @@ func (s Room) Autoreply() string {
 	return s.Get(RoomAutoreply)
 }
 
+func (s Room) Threadify() bool {
+	return utils.Bool(s.Get(RoomThreadify))
+}
+
 func (s Room) NoSend() bool {
 	return utils.Bool(s.Get(RoomNoSend))
 }
@@ -193,6 +198,7 @@ func (s Room) ContentOptions() *email.ContentOptions {
 		Recipient: !s.NoRecipient(),
 		Subject:   !s.NoSubject(),
 		Threads:   !s.NoThreads(),
+		Threadify: s.Threadify(),
 
 		ToKey:         "cc.etke.postmoogle.to",
 		CcKey:         "cc.etke.postmoogle.cc",

bot/email.go

@@ -154,6 +154,13 @@ func (b *Bot) IncomingEmail(ctx context.Context, eml *email.Email) error {
 	b.setThreadID(roomID, eml.MessageID, threadID)
 	b.setLastEventID(roomID, threadID, eventID)
 
+	if newThread && cfg.Threadify() {
+		_, berr := b.lp.Send(roomID, eml.ContentBody(threadID, cfg.ContentOptions()))
+		if berr != nil {
+			return berr
+		}
+	}
+
 	if !cfg.NoInlines() {
 		b.sendFiles(ctx, roomID, eml.InlineFiles, cfg.NoThreads(), threadID)
 	}