Use names instead of IPs

lib/util.js

@@ -1,6 +1,10 @@
+var logger = require('./logger');
+
 var config = require('../config.json');
 var servers = require('../servers.json');
 
+var serverNameLookup = {};
+
 // Checks if we have a server in config.json with the IP.
 function serverWithIpExists(ip) {
 	for (var i = 0; i < servers.length; i++) {
@@ -14,6 +18,24 @@ function serverWithIpExists(ip) {
 	return false;
 }
 
+function getServerNameByIp(ip) {
+	var lookupName = serverNameLookup[ip];
+
+	if (lookupName) {
+		return lookupName;
+	}
+
+	for (var i = 0; i < servers.length; i++) {
+		var entry = servers[i];
+
+		if (entry.ip === ip) {
+			lookupName[entry.ip] = entry.name;
+
+			return entry.name;
+		}
+	}
+}
+
 // This method is a monstrosity.
 // Since we loaded ALL pings from the database, we need to filter out the pings so each entry is a minute apart.
 // This is done by iterating over the list, since the time between each ping can be completely arbitrary.
@@ -103,11 +125,19 @@ exports.convertPingsToGraph = function(sqlData) {
 	for (var i = 0; i < sqlData.length; i++) {
 		var entry = sqlData[i];
 
-		if (!graphData[entry.ip]) {
-			graphData[entry.ip] = [];
+		var name = getServerNameByIp(entry.ip);
+
+		if (!name) {
+			logger.warn('Missing name for ' + entry.ip);
+
+			continue;
 		}
 
-		graphData[entry.ip].push([entry.timestamp, entry.playerCount]);
+		if (!graphData[name]) {
+			graphData[name] = [];
+		}
+
+		graphData[name].push([entry.timestamp, entry.playerCount]);
 	}
 
 	// Break it into minutes.