Fixing #835 and writing config.go and matterbridge.toml.sample entries

bridge/config/config.go

@@ -79,6 +79,7 @@ type Protocol struct {
 	ColorNicks             bool   // only irc for now
 	Debug                  bool   // general
 	DebugLevel             int    // only for irc now
+	DelayedEnable          bool   // only for xmpp now
 	EditSuffix             string // mattermost, slack, discord, telegram, gitter
 	EditDisable            bool   // mattermost, slack, discord, telegram, gitter
 	IconURL                string // mattermost, slack

bridge/xmpp/xmpp.go

@@ -331,6 +331,11 @@ func (b *Bxmpp) skipMessage(message xmpp.Chat) bool {
 		return true
 	}
 
-	// skip delayed messages
+	// disable delayed skiping #835
-	return message.Stamp.IsZero()
+    if b.GetBool("DelayedEnable") {
+        return false
+    } else {
+		// skip delayed messages
+        return message.Stamp.IsZero()
+	}
 }

matterbridge.toml.sample

@@ -277,6 +277,11 @@ StripNick=false
 #OPTIONAL (default false)
 ShowTopicChange=false
 
+#Enable to fix a problem where xmpp servers dont send timestamps and all messages are skipped. See https://github.com/42wim/matterbridge/issues/835
+#This will bypass the check for delayed messages.
+#OPTIONAL (default false)
+DelayedEnable=false
+
 ###################################################################
 #mattermost section
 ###################################################################