From b346ac868b052f07e88cf092d5ee1a04e9f14f81 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Sat, 24 Oct 2015 16:39:01 +0200
Subject: [PATCH] Add support for JOIN, PART and CTCP_ACTION

---
 README.md                |  1 +
 config.go                |  5 +++--
 matterbridge.conf.sample |  1 +
 matterbridge.go          | 18 +++++++++++++++++-
 4 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 4071dfe0..7f347995 100644
--- a/README.md
+++ b/README.md
@@ -56,6 +56,7 @@ channel="#matterbridge"
 url="http://mattermost.yourdomain.com/hooks/incomingwebhookkey"  
 #port the bridge webserver will listen on
 port=9999
+showjoinpart=true #show irc users joining and parting
 ```
 
 ### mattermost
diff --git a/config.go b/config.go
index 17d4bbd8..07da3732 100644
--- a/config.go
+++ b/config.go
@@ -16,8 +16,9 @@ type Config struct {
 		Channel       string
 	}
 	Mattermost struct {
-		URL  string
-		Port int
+		URL          string
+		Port         int
+		ShowJoinPart bool
 	}
 }
 
diff --git a/matterbridge.conf.sample b/matterbridge.conf.sample
index a7cb275f..bea46e91 100644
--- a/matterbridge.conf.sample
+++ b/matterbridge.conf.sample
@@ -9,3 +9,4 @@ channel="#matterbridge"
 [mattermost]
 url="http://yourdomain/hooks/yourhookkey"
 port=9999
+showjoinpart=true
diff --git a/matterbridge.go b/matterbridge.go
index 4ba3c00a..d6ec67e1 100644
--- a/matterbridge.go
+++ b/matterbridge.go
@@ -6,6 +6,7 @@ import (
 	"github.com/thoj/go-ircevent"
 	"log"
 	"strconv"
+	"strings"
 	"time"
 )
 
@@ -33,16 +34,31 @@ func (b *Bridge) createIRC(name string) *irc.Connection {
 	log.Println("Joining", b.Config.IRC.Channel, "as", b.Config.IRC.Nick)
 	i.Join(b.Config.IRC.Channel)
 	i.AddCallback("PRIVMSG", b.handlePrivMsg)
+	i.AddCallback("CTCP_ACTION", b.handlePrivMsg)
+	if b.Config.Mattermost.ShowJoinPart {
+		i.AddCallback("JOIN", b.handleJoinPart)
+		i.AddCallback("PART", b.handleJoinPart)
+	}
 	return i
 }
 
 func (b *Bridge) handlePrivMsg(event *irc.Event) {
 	matterMessage := matterhook.OMessage{}
-	matterMessage.Text = event.Message()
+	if event.Code == "CTCP_ACTION" {
+		matterMessage.Text = event.Nick + " "
+	}
+	matterMessage.Text += event.Message()
 	matterMessage.UserName = "irc-" + event.Nick
 	b.m.Send(matterMessage)
 }
 
+func (b *Bridge) handleJoinPart(event *irc.Event) {
+	matterMessage := matterhook.OMessage{}
+	matterMessage.Text = "irc-" + event.Nick + " " + strings.ToLower(event.Code) + "s " + event.Message()
+	matterMessage.UserName = b.Config.IRC.Nick
+	b.m.Send(matterMessage)
+}
+
 func (b *Bridge) handleMatter() {
 	for {
 		message := b.m.Receive()