Move userLog function where it belongs

Fixes thelounge#438

src/client.js

@@ -5,7 +5,6 @@ var colors = require("colors/safe");
 var pkg = require("../package.json");
 var Chan = require("./models/chan");
 var crypto = require("crypto");
-var userLog = require("./userLog");
 var Msg = require("./models/msg");
 var Network = require("./models/network");
 var ircFramework = require("irc-framework");
@@ -114,23 +113,6 @@ Client.prototype.emit = function(event, data) {
 	if (this.sockets !== null) {
 		this.sockets.in(this.id).emit(event, data);
 	}
-	if (this.config.log === true) {
-		if (event === "msg") {
-			var target = this.find(data.chan);
-			if (target) {
-				var chan = target.chan.name;
-				if (target.chan.type === Chan.Type.LOBBY) {
-					chan = target.network.host;
-				}
-				userLog.write(
-					this.name,
-					target.network.host,
-					chan,
-					data.msg
-				);
-			}
-		}
-	}
 };
 
 Client.prototype.find = function(channelId) {

src/models/chan.js

@@ -2,6 +2,7 @@
 
 var _ = require("lodash");
 var Helper = require("../helper");
+const userLog = require("../userLog");
 const storage = require("../plugins/storage");
 
 module.exports = Chan;
@@ -57,6 +58,10 @@ Chan.prototype.pushMessage = function(client, msg, increasesUnread) {
 
 	this.messages.push(msg);
 
+	if (client.config.log === true) {
+		writeUserLog(client, msg);
+	}
+
 	if (Helper.config.maxHistory >= 0 && this.messages.length > Helper.config.maxHistory) {
 		const deleted = this.messages.splice(0, this.messages.length - Helper.config.maxHistory);
 
@@ -127,3 +132,14 @@ Chan.prototype.toJSON = function() {
 	clone.messages = clone.messages.slice(-100);
 	return clone;
 };
+
+function writeUserLog(client, msg) {
+	const target = client.find(this.id);
+
+	userLog.write(
+		client.name,
+		target.network.host, // TODO: Fix #1392, multiple connections to same server results in duplicate logs
+		this.type === Chan.Type.LOBBY ? target.network.host : this.name,
+		msg
+	);
+}