CombatNet support!

core/combatnet.js

@@ -0,0 +1,115 @@
+/* jslint node: true */
+'use strict';
+
+//	enigma-bbs
+const MenuModule	= require('../core/menu_module.js').MenuModule;
+const resetScreen	= require('../core/ansi_term.js').resetScreen;
+
+//	deps
+const async			= require('async');
+const _				= require('lodash');
+const RLogin        = require('rlogin');
+
+exports.moduleInfo = {
+	name	: 'CombatNet',
+	desc	: 'CombatNet Access Module',
+	author	: 'Dave Stephens',
+};
+
+exports.getModule = class CombatNetModule extends MenuModule {
+	constructor(options) {
+		super(options);
+
+		//	establish defaults
+		this.config				= options.menuConfig.config;
+		this.config.host		= this.config.host || 'bbs.combatnet.us';
+		this.config.rloginPort	= this.config.rloginPort || 4513;
+	}
+	
+	initSequence() {
+		const self = this;
+		
+		async.series(
+			[
+				function validateConfig(callback) {
+					if(!_.isString(self.config.password)) {
+						return callback(new Error('Config requires "password"!'));
+					}
+					if(!_.isString(self.config.bbsTag)) {
+						return callback(new Error('Config requires "bbsTag"!'));
+					}
+					return callback(null);
+				},
+				function establishRloginConnection(callback) {
+					self.client.term.write(resetScreen());
+					self.client.term.write('Connecting to CombatNet, please wait...\n');
+
+					const restorePipeToNormal = function() {
+                        self.client.term.output.removeListener('data', sendToRloginBuffer);
+					};
+
+                    const rlogin = new RLogin(
+                        {	'clientUsername' : self.config.password,
+                            'serverUsername' : `${self.config.bbsTag}${self.client.user.username}`,
+                            'host' : self.config.host,
+                            'port' : self.config.rloginPort,
+                            'terminalType' : self.client.term.termClient,
+                            'terminalSpeed' : 57600
+                        }
+                    );
+
+                    // If there was an error ...
+                    rlogin.on('error', err => {
+                    	self.client.log.info(`CombatNet rlogin client error: ${err.message}`);
+                    	restorePipeToNormal();
+                        callback(err);
+                    });
+
+                    // If we've been disconnected ...
+                    rlogin.on('disconnect', () => {
+                        self.client.log.info(`Disconnected from CombatNet`);
+                    	restorePipeToNormal();
+                    	callback(null);
+                    });
+
+                    function sendToRloginBuffer(buffer) {
+                        rlogin.send(buffer);
+                    };
+
+                    rlogin.on("connect",
+                        /*	The 'connect' event handler will be supplied with one argument,
+                            a boolean indicating whether or not the connection was established. */
+
+                        function(state) {
+                            if(state) {
+                                self.client.log.info('Connected to CombatNet');
+                                self.client.term.output.on('data', sendToRloginBuffer);
+
+                            } else {
+                                return callback(new Error('Failed to establish establish CombatNet connection'));
+                            }
+                        }
+                    );
+
+                    // If data (a Buffer) has been received from the server ...
+                    rlogin.on("data", (data) => {
+                            self.client.term.rawWrite(data);
+                    });
+
+                    // connect...
+                    rlogin.connect();
+
+					//	note: no explicit callback() until we're finished!
+				}
+			],
+			err => {
+				if(err) {
+					self.client.log.warn( { error : err.message }, 'CombatNet error');
+				}
+				
+				//	if the client is still here, go to previous
+				self.prevMenu();
+			}
+		);
+	}	
+};