Hacked together name->number hash persistance

.gitignore

@@ -1,4 +1,4 @@
 .DS_Store
 *.swp
 config.js
-pingbot.db
+numbers.db

irc-pingbot.js

@@ -1,5 +1,6 @@
 // Modules
 var config = require('./config');
+var fs = require('fs');
 var IRC = require('irc-js');
 var tropo_backend = require('./tropo-backend');
 var util = require('util');
@@ -19,7 +20,9 @@ var ADD_TRIGGER_REGEX =
 	new RegExp('^'+NICK+'[^ A-Za-z0-9] add ([^ ]*) ([0-9]{10}$)');
 var LIST_TRIGGER_REGEX =
 	new RegExp('^'+NICK+'[^ A-Za-z0-9] list', 'i');
-var NAME_NUMBER_MAPPING = config.NAME_NUMBER_MAPPING;
+var NAME_NUMBER_MAPPING_FILE = config.NAME_NUMBER_MAPPING_FILE;
+var NAME_NUMBER_MAPPING = {};
+loadNumbers(NAME_NUMBER_MAPPING_FILE);
 
 var DEBUGGING = config.DEBUGGING;
 var dbg = config.dbg;
@@ -88,7 +91,7 @@ function getOptions(msg){
 
 function getTropoSMSOptions(options){
 	return {
-		to: (NAME_NUMBER_MAPPING[options.to] || null),
+		to: (getNumber(options.to) || null),
 		network: 'SMS',
 		say: (options.msg || null)
 	};		
@@ -99,8 +102,8 @@ function handlePossibleAdd(msg){
 	if(match){
 		var key = match[1];
 		var value = '1'+match[2];	// make sure we add a 1 in front of the phone #
-		dbg('Mapping '+value+' to key '+key+' in NAME_NUMBER_MAPPING');
-		NAME_NUMBER_MAPPING[key] = value;
+		dbg('Mapping '+value+' to key '+key);
+		setNumber(key, value);
 		var replyTo = getReplyTo(msg);
 		irc.privmsg(replyTo, key+' now mapped to '+value);
 		return true;
@@ -112,7 +115,7 @@ function handlePossibleList(msg){
 	var match = msg.content.match( LIST_TRIGGER_REGEX );
 	if(match){
 		var replyTo = getReplyTo(msg);
-		var nicks = Object.keys(NAME_NUMBER_MAPPING).join(', ');
+		var nicks = getNumberKeys().join(', ');
 		irc.privmsg(replyTo, 'I have numbers for '+nicks+'.');
 		return true;
 	}
@@ -132,5 +135,26 @@ function isDuplicate(sessionID, msg){
 	return false;
 }
 
+function loadNumbers(){
+	NAME_NUMBER_MAPPING = JSON.parse(
+		fs.readFileSync(NAME_NUMBER_MAPPING_FILE, 'utf-8')
+	);
+}
 
+function setNumber(key, value){
+	NAME_NUMBER_MAPPING[key] = value;
+	fs.writeFileSync(
+		// this isn't async - boohoo... =P
+		NAME_NUMBER_MAPPING_FILE,
+		JSON.stringify(NAME_NUMBER_MAPPING),
+		'utf-8'
+	);
+}
 
+function getNumber(key){
+	return NAME_NUMBER_MAPPING[key];
+}
+
+function getNumberKeys(){
+	return Object.keys(NAME_NUMBER_MAPPING);
+}