Refactor and rename of MRC client and multiplexer
This commit is contained in:
David Stephens
parent
92528fc16f
commit
9f4f1fca13
162
core/mrc.js
162
core/mrc.js
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@ -4,12 +4,11 @@
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// ENiGMA½
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const Log = require('./logger.js').log;
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const { MenuModule } = require('./menu_module.js');
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const { Errors } = require('./enig_error.js');
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const {
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pipeToAnsi
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} = require('./color_codes.js');
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const stringFormat = require('./string_format.js');
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const StringUtil = require('./string_util.js')
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const StringUtil = require('./string_util.js');
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// deps
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const _ = require('lodash');
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@ -23,7 +22,7 @@ exports.moduleInfo = {
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author : 'RiPuk',
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packageName : 'codes.l33t.enigma.mrc.client',
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// Whilst this module was put together by me (RiPuk), it should be noted that a lot of the ideas (and even some code snippets) were
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// Whilst this module was put together by me (RiPuk), it should be noted that a lot of the ideas (and even some code snippets) were
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// borrowed from the Synchronet implementation of MRC by echicken. So...thanks, your code was very helpful in putting this together.
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// Source at http://cvs.synchro.net/cgi-bin/viewcvs.cgi/xtrn/mrc/.
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};
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@ -45,7 +44,7 @@ var MciViewIds = {
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};
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// TODO: this is a bit shit, could maybe do it with an ansi instead
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const helpText = `
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General Chat:
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@ -73,7 +72,7 @@ exports.getModule = class mrcModule extends MenuModule {
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this.log = Log.child( { module : 'MRC' } );
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this.config = Object.assign({}, _.get(options, 'menuConfig.config'), { extraArgs : options.extraArgs });
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this.state = {
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socket: '',
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alias: this.client.user.username,
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@ -82,17 +81,17 @@ exports.getModule = class mrcModule extends MenuModule {
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nicks: [],
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last_ping: 0
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};
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this.menuMethods = {
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sendChatMessage : (formData, extraArgs, cb) => {
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const inputAreaView = this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.inputArea);
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const inputData = inputAreaView.getData();
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this.processSentMessage(inputData);
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this.processOutgoingMessage(inputData);
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inputAreaView.clearText();
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return cb(null);
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},
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@ -109,7 +108,7 @@ exports.getModule = class mrcModule extends MenuModule {
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return cb(null);
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}
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}
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};
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}
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mciReady(mciData, cb) {
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@ -129,7 +128,7 @@ exports.getModule = class mrcModule extends MenuModule {
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(callback) => {
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const connectOpts = {
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port : 5000,
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host : "localhost",
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host : 'localhost',
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};
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// connect to multiplexer
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@ -143,7 +142,7 @@ exports.getModule = class mrcModule extends MenuModule {
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// send register to central MRC and get stats every 60s
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setInterval(function () {
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self.sendHeartbeat();
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self.sendServerCommand('STATS')
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self.sendServerMessage('STATS');
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}, 60000);
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});
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@ -159,28 +158,36 @@ exports.getModule = class mrcModule extends MenuModule {
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err => {
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return cb(err);
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}
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);
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);
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});
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}
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/**
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* Adds a message to the chat log on screen
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*/
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addMessageToChatLog(message) {
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const chatLogView = this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.chatLog);
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chatLogView.addText(pipeToAnsi(message));
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}
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/**
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* Processes data received back from the MRC multiplexer
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*/
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processReceivedMessage(blob) {
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blob.split('\n').forEach( message => {
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try {
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message = JSON.parse(message)
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message = JSON.parse(message);
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} catch (e) {
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return
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return;
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}
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const chatMessageView = this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.chatLog);
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if (message.from_user == 'SERVER') {
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const params = message.body.split(':');
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switch (params[0]) {
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case 'BANNER':
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chatMessageView.addText(pipeToAnsi(params[1].replace(/^\s+/, '')));
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this.addMessageToChatLog(params[1].replace(/^\s+/, ''));
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break;
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case 'ROOMTOPIC':
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@ -188,13 +195,12 @@ exports.getModule = class mrcModule extends MenuModule {
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this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.roomTopic).setText(pipeToAnsi(params[2]));
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this.state.room = params[1];
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break;
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case 'USERLIST':
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this.state.nicks = params[1].split(',');
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break;
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case 'STATS':
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console.log("got stats back")
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const stats = params[1].split(' ');
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this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.mrcUsers).setText(stats[2]);
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this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.mrcBbses).setText(stats[0]);
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@ -203,18 +209,25 @@ exports.getModule = class mrcModule extends MenuModule {
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break;
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default:
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chatMessageView.addText(pipeToAnsi(message.body));
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this.addMessageToChatLog(message.body);
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break;
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}
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} else {
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if (message.from_user == this.state.alias && message.to_user == "NOTME") {
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if (message.from_user == this.state.alias && message.to_user == 'NOTME') {
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// don't deliver NOTME messages
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return;
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} else {
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// if we're here then we want to show it to the user
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const currentTime = moment().format(this.client.currentTheme.helpers.getTimeFormat());
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chatMessageView.addText(pipeToAnsi("|08" + currentTime + "|00 " + message.body + "|00"));
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if (message.to_user == this.state.alias) {
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// it's a pm
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this.addMessageToChatLog('|08' + currentTime + ' |14PM|00 ' + message.body + '|00');
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} else {
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// it's not a pm
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this.addMessageToChatLog('|08' + currentTime + '|00 ' + message.body + '|00');
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}
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}
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}
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@ -222,14 +235,17 @@ exports.getModule = class mrcModule extends MenuModule {
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});
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}
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processSentMessage(message, to_user) {
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/**
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* Receives the message input from the user and does something with it based on what it is
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*/
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processOutgoingMessage(message, to_user) {
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if (message.startsWith('/')) {
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this.processSlashCommand(message)
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this.processSlashCommand(message);
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} else {
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if (message == '') {
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this.sendServerCommand('STATS');
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this.sendServerMessage('STATS');
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return;
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}
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@ -244,7 +260,8 @@ exports.getModule = class mrcModule extends MenuModule {
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'|00|10<|02{fromUserName}|10>|00 |03{message}|00';
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try {
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this.sendChat(stringFormat(messageFormat, textFormatObj), to_user || '');
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const formattedMessage = stringFormat(messageFormat, textFormatObj);
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this.sendMessageToMultiplexer(to_user || '', '', this.state.room, formattedMessage);
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} catch(e) {
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this.client.log.warn( { error : e.message }, 'MRC error');
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}
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@ -252,60 +269,63 @@ exports.getModule = class mrcModule extends MenuModule {
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}
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/**
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* Processes a message that begins with a slash
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*/
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processSlashCommand(message) {
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// get the chat log view in case we need it
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const chatLogView = this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.chatLog)
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const chatLogView = this.viewControllers.mrcChat.getView(MciViewIds.mrcChat.chatLog);
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const cmd = message.split(' ');
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cmd[0] = cmd[0].substr(1).toLowerCase();
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switch (cmd[0]) {
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case 'pm':
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this.processSentMessage(cmd[2], cmd[1])
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this.processOutgoingMessage(cmd[2], cmd[1]);
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break;
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case 'rainbow':
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// this is brutal, but i love it
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const line = message.replace(/^\/rainbow\s/, '').split(' ').reduce(function (a, c) {
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var cc = Math.floor((Math.random() * 31) + 1).toString().padStart(2, '0');
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const cc = Math.floor((Math.random() * 31) + 1).toString().padStart(2, '0');
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a += `|${cc}${c}|00 `;
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return a;
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}, '').substr(0, 140).replace(/\\s\|\d*$/, '');
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this.processSentMessage(line);
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this.processOutgoingMessage(line);
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break;
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case 'l33t':
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this.processSentMessage(StringUtil.stylizeString(message.substr(5), 'l33t'));
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this.processOutgoingMessage(StringUtil.stylizeString(message.substr(5), 'l33t'));
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break;
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case 'kewl':
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const text_modes = Array('f','v','V','i','M');
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const mode = text_modes[Math.floor(Math.random() * text_modes.length)];
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this.processSentMessage(StringUtil.stylizeString(message.substr(5), mode));
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this.processOutgoingMessage(StringUtil.stylizeString(message.substr(5), mode));
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break;
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case 'whoon':
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this.sendServerCommand('WHOON');
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this.sendServerMessage('WHOON');
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break;
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case 'motd':
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this.sendServerCommand('MOTD');
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this.sendServerMessage('MOTD');
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break;
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case 'meetups':
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this.sendServerCommand('MEETUPS');
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this.sendServerMessage('MEETUPS');
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break;
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case 'bbses':
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this.sendServerCommand('CONNECTED');
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this.sendServerMessage('CONNECTED');
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break;
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case 'topic':
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this.sendServerCommand(`NEWTOPIC:${this.state.room}:${message.substr(7)}`)
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this.sendServerMessage(`NEWTOPIC:${this.state.room}:${message.substr(7)}`);
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break;
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case 'info':
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this.sendServerCommand(`INFO ${cmd[1]}`);
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this.sendServerMessage(`INFO ${cmd[1]}`);
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break;
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case 'join':
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@ -313,11 +333,11 @@ exports.getModule = class mrcModule extends MenuModule {
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break;
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case 'chatters':
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this.sendServerCommand('CHATTERS');
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this.sendServerMessage('CHATTERS');
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break;
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case 'rooms':
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this.sendServerCommand('LIST');
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this.sendServerMessage('LIST');
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break;
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case 'clear':
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@ -325,20 +345,23 @@ exports.getModule = class mrcModule extends MenuModule {
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break;
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case '?':
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chatLogView.addText(helpText);
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this.addMessageToChatLog(helpText);
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break;
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default:
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break;
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}
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// just do something to get the cursor back to the right place ¯\_(ツ)_/¯
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this.sendServerCommand('STATS');
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this.sendServerMessage('STATS');
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};
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}
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sendMessage(to_user, to_site, to_room, body) {
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/**
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* Creates a json object, stringifies it and sends it to the MRC multiplexer
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*/
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sendMessageToMultiplexer(to_user, to_site, to_room, body) {
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const message = {
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from_user: this.state.alias,
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@ -353,36 +376,43 @@ exports.getModule = class mrcModule extends MenuModule {
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// TODO: check socket still exists here
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this.state.socket.write(JSON.stringify(message) + '\n');
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};
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sendServerCommand(command, to_site) {
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Log.debug({ module: 'mrc', command: command }, 'Sending server command');
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this.sendMessage('SERVER', to_site || '', this.state.room, command);
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};
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sendHeartbeat() {
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this.sendServerCommand('IAMHERE');
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}
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/**
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* Sends an MRC 'server' message
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*/
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sendServerMessage(command, to_site) {
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Log.debug({ module: 'mrc', command: command }, 'Sending server command');
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this.sendMessageToMultiplexer('SERVER', to_site || '', this.state.room, command);
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}
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/**
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* Sends a heartbeat to the MRC server
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*/
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sendHeartbeat() {
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this.sendServerMessage('IAMHERE');
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}
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/**
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* Joins a room, unsurprisingly
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*/
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joinRoom(room) {
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// room names are displayed with a # but referred to without. confusing.
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room = room.replace(/^#/, '');
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this.state.room = room;
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this.sendServerCommand(`NEWROOM:${this.state.room}:${room}`);
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this.sendServerCommand('USERLIST')
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this.sendServerMessage(`NEWROOM:${this.state.room}:${room}`);
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this.sendServerMessage('USERLIST');
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}
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/**
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* Things that happen when a local user connects to the MRC multiplexer
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*/
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clientConnect() {
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this.sendServerCommand('MOTD');
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this.sendServerMessage('MOTD');
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this.joinRoom('lobby');
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this.sendServerCommand('STATS');
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this.sendServerMessage('STATS');
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this.sendHeartbeat();
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}
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sendChat(message, to_user) {
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this.sendMessage(to_user || '', '', this.state.room, message)
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}
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};
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@ -6,8 +6,6 @@ const Log = require('../../logger.js').log;
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const { ServerModule } = require('../../server_module.js');
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const Config = require('../../config.js').get;
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const { Errors } = require('../../enig_error.js');
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const { wordWrapText } = require('../../word_wrap.js');
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const { stripMciColorCodes } = require('../../color_codes.js');
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// deps
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const net = require('net');
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@ -41,24 +39,26 @@ exports.getModule = class MrcModule extends ServerModule {
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if (!this.enabled) {
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return cb(null);
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}
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const self = this;
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const config = Config();
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const boardName = config.general.boardName
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const enigmaVersion = "ENiGMA-BBS_" + require('../../../package.json').version
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const boardName = config.general.boardName;
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const enigmaVersion = 'ENiGMA-BBS_' + require('../../../package.json').version;
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const mrcConnectOpts = {
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port : 50000,
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host : "mrc.bottomlessabyss.net"
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host : 'mrc.bottomlessabyss.net'
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};
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const handshake = `${boardName}~${enigmaVersion}/${os.platform()}-${os.arch()}/${PROTOCOL_VERSION}`
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this.log.debug({ handshake : handshake }, "Handshaking with MRC server")
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const handshake = `${boardName}~${enigmaVersion}/${os.platform()}-${os.arch()}/${PROTOCOL_VERSION}`;
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this.log.debug({ handshake : handshake }, 'Handshaking with MRC server');
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// create connection to MRC server
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this.mrcClient = net.createConnection(mrcConnectOpts, () => {
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this.mrcClient.write(handshake);
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this.log.info(mrcConnectOpts, 'Connected to MRC server');
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mrcCentralConnection = this.mrcClient
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mrcCentralConnection = this.mrcClient;
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});
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// do things when we get data from MRC central
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@ -66,10 +66,10 @@ exports.getModule = class MrcModule extends ServerModule {
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// split on \n to deal with getting messages in batches
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data.toString().split('\n').forEach( item => {
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if (item == '') return;
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this.log.debug( { data : item } , `Received data`);
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this.log.debug( { data : item } , 'Received data');
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let message = this.parseMessage(item);
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this.log.debug(message, `Parsed data`);
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this.log.debug(message, 'Parsed data');
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if (message) {
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this.receiveFromMRC(this.mrcClient, message);
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}
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@ -87,20 +87,20 @@ exports.getModule = class MrcModule extends ServerModule {
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// start a local server for clients to connect to
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this.server = net.createServer( function(socket) {
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socket.setEncoding('ascii');
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socket.on('data', data => {
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// split on \n to deal with getting messages in batches
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data.toString().split('\n').forEach( item => {
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if (item == '') return;
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// save username with socket
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if(item.startsWith('--DUDE-ITS--')) {
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connectedSockets.add(socket);
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socket.username = item.split('|')[1];
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Log.debug( { server : 'MRC', user: socket.username } , `User connected`);
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}
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else {
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receiveFromClient(socket.username, item);
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Log.debug( { server : 'MRC', user: socket.username } , 'User connected');
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} else {
|
||||
self.receiveFromClient(socket.username, item);
|
||||
}
|
||||
});
|
||||
|
||||
|
|
@ -112,7 +112,7 @@ exports.getModule = class MrcModule extends ServerModule {
|
|||
|
||||
socket.on('error', err => {
|
||||
if('ECONNRESET' !== err.code) { // normal
|
||||
console.log(err.message);
|
||||
this.log.error( { error: err.message }, 'MRC error' );
|
||||
}
|
||||
});
|
||||
});
|
||||
|
|
@ -156,26 +156,21 @@ exports.getModule = class MrcModule extends ServerModule {
|
|||
}
|
||||
|
||||
receiveFromMRC(socket, message) {
|
||||
|
||||
|
||||
const config = Config();
|
||||
const siteName = slugify(config.general.boardName)
|
||||
const siteName = slugify(config.general.boardName);
|
||||
|
||||
if (message.from_user == 'SERVER' && message.body == 'HELLO') {
|
||||
// initial server hello, can ignore
|
||||
return;
|
||||
|
||||
} else if (message.from_user == 'SERVER' && message.body.toUpperCase() == 'PING') {
|
||||
// reply to heartbeat
|
||||
// this.log.debug('Respond to heartbeat');
|
||||
let message = sendToMrcServer(socket, 'CLIENT', '', 'SERVER', 'ALL', '', `IMALIVE:${siteName}`);
|
||||
return message;
|
||||
this.sendToMrcServer(socket, 'CLIENT', '', 'SERVER', 'ALL', '', `IMALIVE:${siteName}`);
|
||||
|
||||
} else {
|
||||
// if not a heartbeat, and we have clients then we need to send something to them
|
||||
//console.log(this.connectedSockets);
|
||||
this.sendToClient(message);
|
||||
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -197,6 +192,34 @@ exports.getModule = class MrcModule extends ServerModule {
|
|||
};
|
||||
}
|
||||
|
||||
receiveFromClient(username, message) {
|
||||
try {
|
||||
message = JSON.parse(message);
|
||||
} catch (e) {
|
||||
Log.debug({ server : 'MRC', user : username, message : message }, 'Dodgy message received from client');
|
||||
}
|
||||
|
||||
this.sendToMrcServer(mrcCentralConnection, message.from_user, message.from_room, message.to_user, message.to_site, message.to_room, message.body);
|
||||
}
|
||||
|
||||
// send a message back to the mrc central server
|
||||
sendToMrcServer(socket, fromUser, fromRoom, toUser, toSite, toRoom, messageBody) {
|
||||
const config = Config();
|
||||
const siteName = slugify(config.general.boardName);
|
||||
|
||||
const line = [
|
||||
fromUser,
|
||||
siteName,
|
||||
sanitiseRoomName(fromRoom),
|
||||
sanitiseName(toUser || ''),
|
||||
sanitiseName(toSite || ''),
|
||||
sanitiseRoomName(toRoom || ''),
|
||||
sanitiseMessage(messageBody)
|
||||
].join('~') + '~';
|
||||
|
||||
Log.debug({ server : 'MRC', data : line }, 'Sending data');
|
||||
return socket.write(line + '\n');
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
|
@ -219,41 +242,11 @@ function sanitiseMessage(message) {
|
|||
return message.replace(/[^\x20-\x7D]/g, '');
|
||||
}
|
||||
|
||||
function receiveFromClient(username, message) {
|
||||
try {
|
||||
message = JSON.parse(message)
|
||||
} catch (e) {
|
||||
Log.debug({ server : 'MRC', user : username, message : message }, 'Dodgy message received from client');
|
||||
}
|
||||
|
||||
sendToMrcServer(mrcCentralConnection, message.from_user, message.from_room, message.to_user, message.to_site, message.to_room, message.body)
|
||||
}
|
||||
|
||||
// send a message back to the mrc central server
|
||||
function sendToMrcServer(socket, fromUser, fromRoom, toUser, toSite, toRoom, messageBody) {
|
||||
const config = Config();
|
||||
const siteName = slugify(config.general.boardName)
|
||||
|
||||
const line = [
|
||||
fromUser,
|
||||
siteName,
|
||||
sanitiseRoomName(fromRoom),
|
||||
sanitiseName(toUser || ''),
|
||||
sanitiseName(toSite || ''),
|
||||
sanitiseRoomName(toRoom || ''),
|
||||
sanitiseMessage(messageBody)
|
||||
].join('~') + '~';
|
||||
|
||||
Log.debug({ server : 'MRC', data : line }, 'Sending data');
|
||||
return socket.write(line + '\n');
|
||||
}
|
||||
|
||||
function slugify(text)
|
||||
{
|
||||
return text.toString()
|
||||
.replace(/\s+/g, '_') // Replace spaces with _
|
||||
.replace(/[^\w\-]+/g, '') // Remove all non-word chars
|
||||
.replace(/\-\-+/g, '_') // Replace multiple - with single -
|
||||
.replace(/^-+/, '') // Trim - from start of text
|
||||
.replace(/-+$/, ''); // Trim - from end of text
|
||||
function slugify(text) {
|
||||
return text.toString()
|
||||
.replace(/\s+/g, '_') // Replace spaces with _
|
||||
.replace(/[^\w\-]+/g, '') // Remove all non-word chars
|
||||
.replace(/\-\-+/g, '_') // Replace multiple - with single -
|
||||
.replace(/^-+/, '') // Trim - from start of text
|
||||
.replace(/-+$/, ''); // Trim - from end of text
|
||||
}
|
||||
Loading…
Reference in New Issue