Add support for edited messages (slack)

bridge/slack/slack.go

@@ -199,6 +199,11 @@ func (b *Bslack) handleSlackClient(mchan chan *MMMessage) {
 			// ignore first message
 			if count > 0 {
 				flog.Debugf("Receiving from slackclient %#v", ev)
+				if !b.Config.EditDisable && ev.SubMessage != nil {
+					flog.Debugf("SubMessage %#v", ev.SubMessage)
+					ev.User = ev.SubMessage.User
+					ev.Text = ev.SubMessage.Text + b.Config.EditSuffix
+				}
 				// use our own func because rtm.GetChannelInfo doesn't work for private channels
 				channel, err := b.getChannelByID(ev.Channel)
 				if err != nil {

changelog.md

@@ -1,5 +1,6 @@
 # v0.12.0
 ## Changes
+* general: edited messages are now being sent by default on discord/mattermost/telegram/gitter/slack. See "New Features"
 * gitter: The default support for edited messages enables experimental FAYE support for gitter.
   If you need stable code add EditDisable=true to your gitter configuration.
 

matterbridge.toml.sample

@@ -364,6 +364,14 @@ NickFormatter="plain"
 #OPTIONAL (default 4)
 NicksPerRow=4
 
+#Disable sending of edits to other bridges
+#OPTIONAL (default false)
+EditDisable=true
+
+#Message to be appended to every edited message
+#OPTIONAL (default empty)
+EditSuffix=" (edited)"
+
 #Whether to prefix messages from other bridges to mattermost with RemoteNickFormat
 #Useful if username overrides for incoming webhooks isn't enabled on the 
 #slack server. If you set PrefixMessagesWithNick to true, each message