From 62b165c0b4052f96ab89c358301bf246d239eba7 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Fri, 17 Feb 2017 22:08:30 +0100
Subject: Refactor samechannelgateway

---
 gateway/samechannel/samechannel.go | 106 +++++++++----------------------------
 1 file changed, 25 insertions(+), 81 deletions(-)

(limited to 'gateway/samechannel/samechannel.go')

diff --git a/gateway/samechannel/samechannel.go b/gateway/samechannel/samechannel.go
index bd8e3607..47bdfca1 100644
--- a/gateway/samechannel/samechannel.go
+++ b/gateway/samechannel/samechannel.go
@@ -1,105 +1,49 @@
 package samechannelgateway
 
 import (
-	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
-	log "github.com/Sirupsen/logrus"
-	"strings"
+	"github.com/42wim/matterbridge/gateway"
 )
 
 type SameChannelGateway struct {
 	*config.Config
-	MyConfig    *config.SameChannelGateway
-	Bridges     map[string]*bridge.Bridge
-	Channels    []string
-	ignoreNicks map[string][]string
-	Name        string
+	MyConfig *config.SameChannelGateway
+	Channels []string
+	Name     string
 }
 
-func New(cfg *config.Config, gateway *config.SameChannelGateway) error {
-	c := make(chan config.Message)
-	gw := &SameChannelGateway{}
-	gw.Bridges = make(map[string]*bridge.Bridge)
-	gw.Name = gateway.Name
-	gw.Config = cfg
-	gw.MyConfig = gateway
-	gw.Channels = gateway.Channels
-	for _, account := range gateway.Accounts {
-		br := config.Bridge{Account: account}
-		log.Infof("Starting bridge: %s", account)
-		gw.Bridges[account] = bridge.New(cfg, &br, c)
-	}
-	for _, br := range gw.Bridges {
-		err := br.Connect()
-		if err != nil {
-			log.Fatalf("Bridge %s failed to start: %v", br.Account, err)
-		}
-		for _, channel := range gw.Channels {
-			log.Infof("%s: joining %s", br.Account, channel)
-			br.JoinChannel(channel)
-		}
-	}
-	gw.handleReceive(c)
-	return nil
+func New(cfg *config.Config, gatewayCfg *config.SameChannelGateway) *SameChannelGateway {
+	return &SameChannelGateway{
+		MyConfig: gatewayCfg,
+		Channels: gatewayCfg.Channels,
+		Name:     gatewayCfg.Name,
+		Config:   cfg}
 }
 
-func (gw *SameChannelGateway) handleReceive(c chan config.Message) {
-	for {
-		select {
-		case msg := <-c:
-			if !gw.ignoreMessage(&msg) {
-				for _, br := range gw.Bridges {
-					gw.handleMessage(msg, br)
-				}
-			}
+func (sgw *SameChannelGateway) Start() error {
+	gw := gateway.New(sgw.Config, &config.Gateway{Name: sgw.Name})
+	gw.DestChannelFunc = sgw.getDestChannel
+	for _, account := range sgw.MyConfig.Accounts {
+		for _, channel := range sgw.Channels {
+			br := config.Bridge{Account: account, Channel: channel}
+			gw.MyConfig.InOut = append(gw.MyConfig.InOut, br)
 		}
 	}
+	return gw.Start()
 }
 
-func (gw *SameChannelGateway) handleMessage(msg config.Message, dest *bridge.Bridge) {
-	// is this a configured channel
-	if !gw.validChannel(msg.Channel) {
-		return
-	}
-	// do not send the message to the bridge we come from if also the channel is the same
-	if msg.Account == dest.Account {
-		return
-	}
-	gw.modifyUsername(&msg, dest)
-	log.Debugf("Sending %#v from %s (%s) to %s (%s)", msg, msg.Account, msg.Channel, dest.Account, msg.Channel)
-	err := dest.Send(msg)
-	if err != nil {
-		log.Error(err)
-	}
-}
-
-func (gw *SameChannelGateway) ignoreMessage(msg *config.Message) bool {
-	for _, entry := range strings.Fields(gw.Bridges[msg.Account].Config.IgnoreNicks) {
-		if msg.Username == entry {
-			log.Debugf("ignoring %s from %s", msg.Username, msg.Account)
+func (sgw *SameChannelGateway) validChannel(channel string) bool {
+	for _, c := range sgw.Channels {
+		if c == channel {
 			return true
 		}
 	}
 	return false
 }
 
-func (gw *SameChannelGateway) modifyUsername(msg *config.Message, dest *bridge.Bridge) {
-	br := gw.Bridges[msg.Account]
-	nick := gw.Config.General.RemoteNickFormat
-	if nick == "" {
-		nick = dest.Config.RemoteNickFormat
-	}
-	nick = strings.Replace(nick, "{NICK}", msg.Username, -1)
-	nick = strings.Replace(nick, "{BRIDGE}", br.Name, -1)
-	nick = strings.Replace(nick, "{PROTOCOL}", br.Protocol, -1)
-	msg.Username = nick
-}
-
-func (gw *SameChannelGateway) validChannel(channel string) bool {
-	for _, c := range gw.Channels {
-		if c == channel {
-			return true
-		}
+func (sgw *SameChannelGateway) getDestChannel(msg *config.Message, dest string) []string {
+	if sgw.validChannel(msg.Channel) {
+		return []string{msg.Channel}
 	}
-	return false
+	return []string{}
 }
-- 
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