Do not check cache on deleted messages (mattermost). Fixes #1555 (#1624)

5 files changed, 6 insertions, 6 deletions

diff --git a/go.mod b/go.mod
index 2e2a4861..43d84e37 100644
--- a/go.mod
+++ b/go.mod
@@ -27,7 +27,7 @@ require (
 	github.com/matterbridge/go-xmpp v0.0.0-20210731150933-5702291c239f
 	github.com/matterbridge/gozulipbot v0.0.0-20211023205727-a19d6c1f3b75
 	github.com/matterbridge/logrus-prefixed-formatter v0.5.3-0.20200523233437-d971309a77ba
-	github.com/matterbridge/matterclient v0.0.0-20211021135437-2dc2bc7dce2d
+	github.com/matterbridge/matterclient v0.0.0-20211024214211-22e762684b4a
 	github.com/mattermost/mattermost-server/v5 v5.39.0
 	github.com/mattermost/mattermost-server/v6 v6.0.0
 	github.com/mattn/godown v0.0.1
diff --git a/go.sum b/go.sum
index b93c1b46..bf995f77 100644
--- a/go.sum
+++ b/go.sum
@@ -665,8 +665,8 @@ github.com/matterbridge/gozulipbot v0.0.0-20211023205727-a19d6c1f3b75 h1:GslZKF7
 github.com/matterbridge/gozulipbot v0.0.0-20211023205727-a19d6c1f3b75/go.mod h1:yAjnZ34DuDyPHMPHHjOsTk/FefW4JJjoMMCGt/8uuQA=
 github.com/matterbridge/logrus-prefixed-formatter v0.5.3-0.20200523233437-d971309a77ba h1:XleOY4IjAEIcxAh+IFwT5JT5Ze3RHiYz6m+4ZfZ0rc0=
 github.com/matterbridge/logrus-prefixed-formatter v0.5.3-0.20200523233437-d971309a77ba/go.mod h1:iXGEotOvwI1R1SjLxRc+BF5rUORTMtE0iMZBT2lxqAU=
-github.com/matterbridge/matterclient v0.0.0-20211021135437-2dc2bc7dce2d h1:zOIeYDh2WcqEZkJTiV5tHynjuP40IFHubliqhvfhc/0=
-github.com/matterbridge/matterclient v0.0.0-20211021135437-2dc2bc7dce2d/go.mod h1:Gh3tFUjkcPIBBeEkfXBbGio4ONMMKNmlmGECvXLY0TE=
+github.com/matterbridge/matterclient v0.0.0-20211024214211-22e762684b4a h1:j5/5gEHtACfrG/Exygfjqj0ip/zRgsa8KaAyuvO2c5Y=
+github.com/matterbridge/matterclient v0.0.0-20211024214211-22e762684b4a/go.mod h1:Gh3tFUjkcPIBBeEkfXBbGio4ONMMKNmlmGECvXLY0TE=
 github.com/mattermost/go-i18n v1.11.0 h1:1hLKqn/ZvhZ80OekjVPGYcCrBfMz+YxNNgqS+beL7zE=
 github.com/mattermost/go-i18n v1.11.0/go.mod h1:RyS7FDNQlzF1PsjbJWHRI35exqaKGSO9qD4iv8QjE34=
 github.com/mattermost/gorp v1.6.2-0.20210419141818-0904a6a388d3/go.mod h1:QCQ3U0M9T/BlAdjKFJo0I1oe/YAgbyjNdhU8bpOLafk=
diff --git a/matterclient/messages.go b/matterclient/messages.go
index ad66462c..81c3ecbe 100644
--- a/matterclient/messages.go
+++ b/matterclient/messages.go
@@ -9,7 +9,7 @@ import (
 func (m *MMClient) parseActionPost(rmsg *Message) {
 	// add post to cache, if it already exists don't relay this again.
 	// this should fix reposts
-	if ok, _ := m.lruCache.ContainsOrAdd(digestString(rmsg.Raw.Data["post"].(string)), true); ok {
+	if ok, _ := m.lruCache.ContainsOrAdd(digestString(rmsg.Raw.Data["post"].(string)), true); ok && rmsg.Raw.Event != model.WEBSOCKET_EVENT_POST_DELETED {
 		m.logger.Debugf("message %#v in cache, not processing again", rmsg.Raw.Data["post"].(string))
 		rmsg.Text = ""
 		return
diff --git a/vendor/github.com/matterbridge/matterclient/messages.go b/vendor/github.com/matterbridge/matterclient/messages.go
index 3b8a3acc..60363285 100644
--- a/vendor/github.com/matterbridge/matterclient/messages.go
+++ b/vendor/github.com/matterbridge/matterclient/messages.go
@@ -217,7 +217,7 @@ func (m *Client) UploadFile(data []byte, channelID string, filename string) (str
 func (m *Client) parseActionPost(rmsg *Message) {
 	// add post to cache, if it already exists don't relay this again.
 	// this should fix reposts
-	if ok, _ := m.lruCache.ContainsOrAdd(digestString(rmsg.Raw.GetData()["post"].(string)), true); ok {
+	if ok, _ := m.lruCache.ContainsOrAdd(digestString(rmsg.Raw.GetData()["post"].(string)), true); ok && rmsg.Raw.EventType() != model.WebsocketEventPostDeleted {
 		m.logger.Debugf("message %#v in cache, not processing again", rmsg.Raw.GetData()["post"].(string))
 		rmsg.Text = ""
 
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 4cf2e8d0..d588ed36 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -189,7 +189,7 @@ github.com/matterbridge/gozulipbot
 # github.com/matterbridge/logrus-prefixed-formatter v0.5.3-0.20200523233437-d971309a77ba
 ## explicit
 github.com/matterbridge/logrus-prefixed-formatter
-# github.com/matterbridge/matterclient v0.0.0-20211021135437-2dc2bc7dce2d
+# github.com/matterbridge/matterclient v0.0.0-20211024214211-22e762684b4a
 ## explicit; go 1.16
 github.com/matterbridge/matterclient
 # github.com/mattermost/go-i18n v1.11.0