Invite bot when user enables encryption in DM portal

go.mod

@@ -17,7 +17,7 @@ require (
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 	maunium.net/go/mauflag v1.0.0
 	maunium.net/go/maulogger/v2 v2.3.2
-	maunium.net/go/mautrix v0.10.12-0.20220308120747-bb3d01a193ff
+	maunium.net/go/mautrix v0.10.12-0.20220311180848-479ccc5277f5
 )
 
 require (

go.sum

@@ -201,5 +201,5 @@ maunium.net/go/mauflag v1.0.0 h1:YiaRc0tEI3toYtJMRIfjP+jklH45uDHtT80nUamyD4M=
 maunium.net/go/mauflag v1.0.0/go.mod h1:nLivPOpTpHnpzEh8jEdSL9UqO9+/KBJFmNRlwKfkPeA=
 maunium.net/go/maulogger/v2 v2.3.2 h1:1XmIYmMd3PoQfp9J+PaHhpt80zpfmMqaShzUTC7FwY0=
 maunium.net/go/maulogger/v2 v2.3.2/go.mod h1:TYWy7wKwz/tIXTpsx8G3mZseIRiC5DoMxSZazOHy68A=
-maunium.net/go/mautrix v0.10.12-0.20220308120747-bb3d01a193ff h1:SvGasCyulIN5B/3HJEX6kDYNguQcpvZUB/LtT7D69KE=
-maunium.net/go/mautrix v0.10.12-0.20220308120747-bb3d01a193ff/go.mod h1:E2KPhL5RETVq1jof+9Nc+HcwOCGoami3bO9woJzoeek=
+maunium.net/go/mautrix v0.10.12-0.20220311180848-479ccc5277f5 h1:BRSllqfMZh4eKVM6mRM9RoA07kvH4+9fXAxMkEdGAcQ=
+maunium.net/go/mautrix v0.10.12-0.20220311180848-479ccc5277f5/go.mod h1:E2KPhL5RETVq1jof+9Nc+HcwOCGoami3bO9woJzoeek=

matrix.go

@@ -75,6 +75,12 @@ func (mx *MatrixHandler) HandleEncryption(evt *event.Event) {
 		mx.log.Debugfln("%s enabled encryption in %s", evt.Sender, evt.RoomID)
 		portal.Encrypted = true
 		portal.Update()
+		if portal.IsPrivateChat() {
+			err := mx.as.BotIntent().EnsureJoined(portal.MXID, appservice.EnsureJoinedParams{BotOverride: portal.MainIntent().Client})
+			if err != nil {
+				mx.log.Errorfln("Failed to join bot to %s after encryption was enabled: %v", evt.RoomID, err)
+			}
+		}
 	}
 }