mirror of
https://github.com/NuSkooler/enigma-bbs.git
synced 2025-06-06 20:55:30 +02:00
ENiGMA 1/2 WILL USE SPACES FROM THIS POINT ON VS TABS
* Really just to make GitHub formatting happy. Arg.
This commit is contained in:
Bryan Ashby
parent
5ddf04c882
commit
e9787cee3e
135 changed files with 27397 additions and 27397 deletions
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@ -6,14 +6,14 @@ 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 {
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splitTextAtTerms,
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isAnsi,
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cleanControlCodes
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splitTextAtTerms,
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isAnsi,
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cleanControlCodes
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} = require('../../string_util.js');
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const {
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getMessageConferenceByTag,
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getMessageAreaByTag,
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getMessageListForArea,
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getMessageConferenceByTag,
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getMessageAreaByTag,
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getMessageListForArea,
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} = require('../../message_area.js');
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const { sortAreasOrConfs } = require('../../conf_area_util.js');
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const AnsiPrep = require('../../ansi_prep.js');
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@ -26,221 +26,221 @@ const paths = require('path');
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const moment = require('moment');
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const ModuleInfo = exports.moduleInfo = {
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name : 'Gopher',
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desc : 'Gopher Server',
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author : 'NuSkooler',
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packageName : 'codes.l33t.enigma.gopher.server',
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name : 'Gopher',
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desc : 'Gopher Server',
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author : 'NuSkooler',
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packageName : 'codes.l33t.enigma.gopher.server',
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};
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const Message = require('../../message.js');
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const ItemTypes = {
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Invalid : '', // not really a type, of course!
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Invalid : '', // not really a type, of course!
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// Canonical, RFC-1436
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TextFile : '0',
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SubMenu : '1',
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CCSONameserver : '2',
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Error : '3',
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BinHexFile : '4',
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DOSFile : '5',
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UuEncodedFile : '6',
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FullTextSearch : '7',
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Telnet : '8',
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BinaryFile : '9',
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AltServer : '+',
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GIFFile : 'g',
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ImageFile : 'I',
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Telnet3270 : 'T',
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// Canonical, RFC-1436
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TextFile : '0',
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SubMenu : '1',
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CCSONameserver : '2',
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Error : '3',
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BinHexFile : '4',
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DOSFile : '5',
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UuEncodedFile : '6',
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FullTextSearch : '7',
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Telnet : '8',
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BinaryFile : '9',
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AltServer : '+',
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GIFFile : 'g',
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ImageFile : 'I',
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Telnet3270 : 'T',
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// Non-canonical
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HtmlFile : 'h',
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InfoMessage : 'i',
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SoundFile : 's',
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// Non-canonical
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HtmlFile : 'h',
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InfoMessage : 'i',
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SoundFile : 's',
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};
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exports.getModule = class GopherModule extends ServerModule {
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constructor() {
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super();
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constructor() {
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super();
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this.routes = new Map(); // selector->generator => gopher item
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this.log = Log.child( { server : 'Gopher' } );
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}
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this.routes = new Map(); // selector->generator => gopher item
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this.log = Log.child( { server : 'Gopher' } );
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}
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createServer() {
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if(!this.enabled) {
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return;
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}
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createServer() {
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if(!this.enabled) {
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return;
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}
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const config = Config();
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this.publicHostname = config.contentServers.gopher.publicHostname;
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this.publicPort = config.contentServers.gopher.publicPort;
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const config = Config();
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this.publicHostname = config.contentServers.gopher.publicHostname;
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this.publicPort = config.contentServers.gopher.publicPort;
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this.addRoute(/^\/?\r\n$/, this.defaultGenerator);
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this.addRoute(/^\/msgarea(\/[a-z0-9_-]+(\/[a-z0-9_-]+)?(\/[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}(_raw)?)?)?\/?\r\n$/, this.messageAreaGenerator);
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this.addRoute(/^\/?\r\n$/, this.defaultGenerator);
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this.addRoute(/^\/msgarea(\/[a-z0-9_-]+(\/[a-z0-9_-]+)?(\/[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}(_raw)?)?)?\/?\r\n$/, this.messageAreaGenerator);
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this.server = net.createServer( socket => {
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socket.setEncoding('ascii');
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this.server = net.createServer( socket => {
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socket.setEncoding('ascii');
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socket.on('data', data => {
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this.routeRequest(data, socket);
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});
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socket.on('data', data => {
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this.routeRequest(data, socket);
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});
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socket.on('error', err => {
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if('ECONNRESET' !== err.code) { // normal
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this.log.trace( { error : err.message }, 'Socket error');
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}
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});
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});
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}
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socket.on('error', err => {
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if('ECONNRESET' !== err.code) { // normal
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this.log.trace( { error : err.message }, 'Socket error');
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}
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});
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});
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}
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listen() {
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if(!this.enabled) {
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return true; // nothing to do, but not an error
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}
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listen() {
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if(!this.enabled) {
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return true; // nothing to do, but not an error
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}
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const config = Config();
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const port = parseInt(config.contentServers.gopher.port);
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if(isNaN(port)) {
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this.log.warn( { port : config.contentServers.gopher.port, server : ModuleInfo.name }, 'Invalid port' );
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return false;
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}
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const config = Config();
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const port = parseInt(config.contentServers.gopher.port);
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if(isNaN(port)) {
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this.log.warn( { port : config.contentServers.gopher.port, server : ModuleInfo.name }, 'Invalid port' );
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return false;
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}
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return this.server.listen(port);
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}
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return this.server.listen(port);
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}
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get enabled() {
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return _.get(Config(), 'contentServers.gopher.enabled', false) && this.isConfigured();
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}
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get enabled() {
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return _.get(Config(), 'contentServers.gopher.enabled', false) && this.isConfigured();
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}
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isConfigured() {
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// public hostname & port must be set; responses contain them!
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const config = Config();
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return _.isString(_.get(config, 'contentServers.gopher.publicHostname')) &&
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isConfigured() {
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// public hostname & port must be set; responses contain them!
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const config = Config();
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return _.isString(_.get(config, 'contentServers.gopher.publicHostname')) &&
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_.isNumber(_.get(config, 'contentServers.gopher.publicPort'));
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}
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}
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addRoute(selectorRegExp, generatorHandler) {
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if(_.isString(selectorRegExp)) {
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try {
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selectorRegExp = new RegExp(`${selectorRegExp}\r\n`);
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} catch(e) {
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this.log.warn( { pattern : selectorRegExp }, 'Invalid RegExp for selector' );
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return false;
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}
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}
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this.routes.set(selectorRegExp, generatorHandler.bind(this));
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}
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addRoute(selectorRegExp, generatorHandler) {
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if(_.isString(selectorRegExp)) {
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try {
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selectorRegExp = new RegExp(`${selectorRegExp}\r\n`);
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} catch(e) {
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this.log.warn( { pattern : selectorRegExp }, 'Invalid RegExp for selector' );
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return false;
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}
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}
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this.routes.set(selectorRegExp, generatorHandler.bind(this));
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}
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routeRequest(selector, socket) {
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let match;
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for(let [regex, gen] of this.routes) {
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match = selector.match(regex);
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if(match) {
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return gen(match, res => {
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return socket.end(`${res}`);
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});
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}
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}
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this.notFoundGenerator(selector, res => {
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return socket.end(`${res}`);
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});
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}
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routeRequest(selector, socket) {
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let match;
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for(let [regex, gen] of this.routes) {
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match = selector.match(regex);
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if(match) {
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return gen(match, res => {
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return socket.end(`${res}`);
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});
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}
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}
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this.notFoundGenerator(selector, res => {
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return socket.end(`${res}`);
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});
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}
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makeItem(itemType, text, selector, hostname, port) {
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selector = selector || ''; // e.g. for info
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hostname = hostname || this.publicHostname;
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port = port || this.publicPort;
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return `${itemType}${text}\t${selector}\t${hostname}\t${port}\r\n`;
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}
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makeItem(itemType, text, selector, hostname, port) {
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selector = selector || ''; // e.g. for info
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hostname = hostname || this.publicHostname;
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port = port || this.publicPort;
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return `${itemType}${text}\t${selector}\t${hostname}\t${port}\r\n`;
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}
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defaultGenerator(selectorMatch, cb) {
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this.log.trace( { selector : selectorMatch[0] }, 'Serving default content');
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defaultGenerator(selectorMatch, cb) {
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this.log.trace( { selector : selectorMatch[0] }, 'Serving default content');
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let bannerFile = _.get(Config(), 'contentServers.gopher.bannerFile', 'startup_banner.asc');
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bannerFile = paths.isAbsolute(bannerFile) ? bannerFile : paths.join(__dirname, '../../../misc', bannerFile);
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fs.readFile(bannerFile, 'utf8', (err, banner) => {
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if(err) {
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return cb('You have reached an ENiGMA½ Gopher server!');
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}
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let bannerFile = _.get(Config(), 'contentServers.gopher.bannerFile', 'startup_banner.asc');
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bannerFile = paths.isAbsolute(bannerFile) ? bannerFile : paths.join(__dirname, '../../../misc', bannerFile);
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fs.readFile(bannerFile, 'utf8', (err, banner) => {
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if(err) {
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return cb('You have reached an ENiGMA½ Gopher server!');
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}
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banner = splitTextAtTerms(banner).map(l => this.makeItem(ItemTypes.InfoMessage, l)).join('');
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banner += this.makeItem(ItemTypes.SubMenu, 'Public Message Area', '/msgarea');
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return cb(banner);
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});
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}
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banner = splitTextAtTerms(banner).map(l => this.makeItem(ItemTypes.InfoMessage, l)).join('');
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banner += this.makeItem(ItemTypes.SubMenu, 'Public Message Area', '/msgarea');
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return cb(banner);
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});
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}
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notFoundGenerator(selector, cb) {
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this.log.trace( { selector }, 'Serving not found content');
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return cb('Not found');
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}
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notFoundGenerator(selector, cb) {
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this.log.trace( { selector }, 'Serving not found content');
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return cb('Not found');
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}
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isAreaAndConfExposed(confTag, areaTag) {
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const conf = _.get(Config(), [ 'contentServers', 'gopher', 'messageConferences', confTag ]);
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return Array.isArray(conf) && conf.includes(areaTag);
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}
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isAreaAndConfExposed(confTag, areaTag) {
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const conf = _.get(Config(), [ 'contentServers', 'gopher', 'messageConferences', confTag ]);
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return Array.isArray(conf) && conf.includes(areaTag);
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}
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prepareMessageBody(body, cb) {
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if(isAnsi(body)) {
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AnsiPrep(
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body,
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{
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cols : 79, // Gopher std. wants 70, but we'll have to deal with it.
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forceLineTerm : true, // ensure each line is term'd
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asciiMode : true, // export to ASCII
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fillLines : false, // don't fill up to |cols|
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},
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(err, prepped) => {
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return cb(prepped || body);
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}
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);
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} else {
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return cb(cleanControlCodes(body, { all : true } ));
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}
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}
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prepareMessageBody(body, cb) {
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if(isAnsi(body)) {
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AnsiPrep(
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body,
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{
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cols : 79, // Gopher std. wants 70, but we'll have to deal with it.
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forceLineTerm : true, // ensure each line is term'd
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asciiMode : true, // export to ASCII
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fillLines : false, // don't fill up to |cols|
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},
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(err, prepped) => {
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return cb(prepped || body);
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}
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);
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} else {
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return cb(cleanControlCodes(body, { all : true } ));
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}
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}
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shortenSubject(subject) {
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return _.truncate(subject, { length : 30 } );
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}
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shortenSubject(subject) {
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return _.truncate(subject, { length : 30 } );
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}
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messageAreaGenerator(selectorMatch, cb) {
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this.log.trace( { selector : selectorMatch[0] }, 'Serving message area content');
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//
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// Selector should be:
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// /msgarea - list confs
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// /msgarea/conftag - list areas in conf
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// /msgarea/conftag/areatag - list messages in area
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// /msgarea/conftag/areatag/<UUID> - message as text
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// /msgarea/conftag/areatag/<UUID>_raw - full message as text + headers
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//
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if(selectorMatch[3] || selectorMatch[4]) {
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// message
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//const raw = selectorMatch[4] ? true : false;
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// :TODO: support 'raw'
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const msgUuid = selectorMatch[3].replace(/\r\n|\//g, '');
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const confTag = selectorMatch[1].substr(1).split('/')[0];
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const areaTag = selectorMatch[2].replace(/\r\n|\//g, '');
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const message = new Message();
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messageAreaGenerator(selectorMatch, cb) {
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this.log.trace( { selector : selectorMatch[0] }, 'Serving message area content');
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//
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// Selector should be:
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// /msgarea - list confs
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// /msgarea/conftag - list areas in conf
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// /msgarea/conftag/areatag - list messages in area
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// /msgarea/conftag/areatag/<UUID> - message as text
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// /msgarea/conftag/areatag/<UUID>_raw - full message as text + headers
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//
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if(selectorMatch[3] || selectorMatch[4]) {
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// message
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//const raw = selectorMatch[4] ? true : false;
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// :TODO: support 'raw'
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const msgUuid = selectorMatch[3].replace(/\r\n|\//g, '');
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const confTag = selectorMatch[1].substr(1).split('/')[0];
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const areaTag = selectorMatch[2].replace(/\r\n|\//g, '');
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const message = new Message();
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return message.load( { uuid : msgUuid }, err => {
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if(err) {
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this.log.debug( { uuid : msgUuid }, 'Attempted access to non-existant message UUID!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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return message.load( { uuid : msgUuid }, err => {
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if(err) {
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this.log.debug( { uuid : msgUuid }, 'Attempted access to non-existant message UUID!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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if(message.areaTag !== areaTag || !this.isAreaAndConfExposed(confTag, areaTag)) {
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this.log.warn( { areaTag }, 'Attempted access to non-exposed conference and/or area!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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if(message.areaTag !== areaTag || !this.isAreaAndConfExposed(confTag, areaTag)) {
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this.log.warn( { areaTag }, 'Attempted access to non-exposed conference and/or area!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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if(Message.isPrivateAreaTag(areaTag)) {
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this.log.warn( { areaTag }, 'Attempted access to message in private area!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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if(Message.isPrivateAreaTag(areaTag)) {
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this.log.warn( { areaTag }, 'Attempted access to message in private area!');
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return this.notFoundGenerator(selectorMatch, cb);
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}
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this.prepareMessageBody(message.message, msgBody => {
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const response = `${'-'.repeat(70)}
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this.prepareMessageBody(message.message, msgBody => {
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const response = `${'-'.repeat(70)}
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To : ${message.toUserName}
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From : ${message.fromUserName}
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When : ${moment(message.modTimestamp).format('dddd, MMMM Do YYYY, h:mm:ss a (UTCZ)')}
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@ -249,87 +249,87 @@ ID : ${message.messageUuid} (${message.messageId})
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${'-'.repeat(70)}
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${msgBody}
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`;
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return cb(response);
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});
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});
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} else if(selectorMatch[2]) {
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// list messages in area
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const confTag = selectorMatch[1].substr(1).split('/')[0];
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const areaTag = selectorMatch[2].replace(/\r\n|\//g, '');
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const area = getMessageAreaByTag(areaTag);
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return cb(response);
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});
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});
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} else if(selectorMatch[2]) {
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// list messages in area
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const confTag = selectorMatch[1].substr(1).split('/')[0];
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const areaTag = selectorMatch[2].replace(/\r\n|\//g, '');
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const area = getMessageAreaByTag(areaTag);
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if(Message.isPrivateAreaTag(areaTag)) {
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this.log.warn( { areaTag }, 'Attempted access to private area!');
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return cb(this.makeItem(ItemTypes.InfoMessage, 'Area is private'));
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}
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if(Message.isPrivateAreaTag(areaTag)) {
|
||||
this.log.warn( { areaTag }, 'Attempted access to private area!');
|
||||
return cb(this.makeItem(ItemTypes.InfoMessage, 'Area is private'));
|
||||
}
|
||||
|
||||
if(!area || !this.isAreaAndConfExposed(confTag, areaTag)) {
|
||||
this.log.warn( { confTag, areaTag }, 'Attempted access to non-exposed conference and/or area!');
|
||||
return this.notFoundGenerator(selectorMatch, cb);
|
||||
}
|
||||
if(!area || !this.isAreaAndConfExposed(confTag, areaTag)) {
|
||||
this.log.warn( { confTag, areaTag }, 'Attempted access to non-exposed conference and/or area!');
|
||||
return this.notFoundGenerator(selectorMatch, cb);
|
||||
}
|
||||
|
||||
return getMessageListForArea(null, areaTag, (err, msgList) => {
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, `Messages in ${area.name}`),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
...msgList.map(msg => this.makeItem(
|
||||
ItemTypes.TextFile,
|
||||
`${moment(msg.modTimestamp).format('YYYY-MM-DD hh:mma')}: ${this.shortenSubject(msg.subject)} (${msg.fromUserName} to ${msg.toUserName})`,
|
||||
`/msgarea/${confTag}/${areaTag}/${msg.messageUuid}`
|
||||
))
|
||||
].join('');
|
||||
return getMessageListForArea(null, areaTag, (err, msgList) => {
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, `Messages in ${area.name}`),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
...msgList.map(msg => this.makeItem(
|
||||
ItemTypes.TextFile,
|
||||
`${moment(msg.modTimestamp).format('YYYY-MM-DD hh:mma')}: ${this.shortenSubject(msg.subject)} (${msg.fromUserName} to ${msg.toUserName})`,
|
||||
`/msgarea/${confTag}/${areaTag}/${msg.messageUuid}`
|
||||
))
|
||||
].join('');
|
||||
|
||||
return cb(response);
|
||||
});
|
||||
} else if(selectorMatch[1]) {
|
||||
// list areas in conf
|
||||
const sysConfig = Config();
|
||||
const confTag = selectorMatch[1].replace(/\r\n|\//g, '');
|
||||
const conf = _.get(sysConfig, [ 'contentServers', 'gopher', 'messageConferences', confTag ]) && getMessageConferenceByTag(confTag);
|
||||
if(!conf) {
|
||||
return this.notFoundGenerator(selectorMatch, cb);
|
||||
}
|
||||
return cb(response);
|
||||
});
|
||||
} else if(selectorMatch[1]) {
|
||||
// list areas in conf
|
||||
const sysConfig = Config();
|
||||
const confTag = selectorMatch[1].replace(/\r\n|\//g, '');
|
||||
const conf = _.get(sysConfig, [ 'contentServers', 'gopher', 'messageConferences', confTag ]) && getMessageConferenceByTag(confTag);
|
||||
if(!conf) {
|
||||
return this.notFoundGenerator(selectorMatch, cb);
|
||||
}
|
||||
|
||||
const areas = _.get(sysConfig, [ 'contentServers', 'gopher', 'messageConferences', confTag ], {})
|
||||
.map(areaTag => Object.assign( { areaTag }, getMessageAreaByTag(areaTag)))
|
||||
.filter(area => area && !Message.isPrivateAreaTag(area.areaTag));
|
||||
const areas = _.get(sysConfig, [ 'contentServers', 'gopher', 'messageConferences', confTag ], {})
|
||||
.map(areaTag => Object.assign( { areaTag }, getMessageAreaByTag(areaTag)))
|
||||
.filter(area => area && !Message.isPrivateAreaTag(area.areaTag));
|
||||
|
||||
if(0 === areas.length) {
|
||||
return cb(this.makeItem(ItemTypes.InfoMessage, 'No message areas available'));
|
||||
}
|
||||
if(0 === areas.length) {
|
||||
return cb(this.makeItem(ItemTypes.InfoMessage, 'No message areas available'));
|
||||
}
|
||||
|
||||
sortAreasOrConfs(areas);
|
||||
sortAreasOrConfs(areas);
|
||||
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, `Message areas in ${conf.name}`),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
...areas.map(area => this.makeItem(ItemTypes.SubMenu, area.name, `/msgarea/${confTag}/${area.areaTag}`))
|
||||
].join('');
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, `Message areas in ${conf.name}`),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
...areas.map(area => this.makeItem(ItemTypes.SubMenu, area.name, `/msgarea/${confTag}/${area.areaTag}`))
|
||||
].join('');
|
||||
|
||||
return cb(response);
|
||||
} else {
|
||||
// message area base (list confs)
|
||||
const confs = Object.keys(_.get(Config(), 'contentServers.gopher.messageConferences', {}))
|
||||
.map(confTag => Object.assign( { confTag }, getMessageConferenceByTag(confTag)))
|
||||
.filter(conf => conf); // remove any baddies
|
||||
return cb(response);
|
||||
} else {
|
||||
// message area base (list confs)
|
||||
const confs = Object.keys(_.get(Config(), 'contentServers.gopher.messageConferences', {}))
|
||||
.map(confTag => Object.assign( { confTag }, getMessageConferenceByTag(confTag)))
|
||||
.filter(conf => conf); // remove any baddies
|
||||
|
||||
if(0 === confs.length) {
|
||||
return cb(this.makeItem(ItemTypes.InfoMessage, 'No message conferences available'));
|
||||
}
|
||||
if(0 === confs.length) {
|
||||
return cb(this.makeItem(ItemTypes.InfoMessage, 'No message conferences available'));
|
||||
}
|
||||
|
||||
sortAreasOrConfs(confs);
|
||||
sortAreasOrConfs(confs);
|
||||
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, 'Available Message Conferences'),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, ''),
|
||||
...confs.map(conf => this.makeItem(ItemTypes.SubMenu, conf.name, `/msgarea/${conf.confTag}`))
|
||||
].join('');
|
||||
const response = [
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, 'Available Message Conferences'),
|
||||
this.makeItem(ItemTypes.InfoMessage, '-'.repeat(70)),
|
||||
this.makeItem(ItemTypes.InfoMessage, ''),
|
||||
...confs.map(conf => this.makeItem(ItemTypes.SubMenu, conf.name, `/msgarea/${conf.confTag}`))
|
||||
].join('');
|
||||
|
||||
return cb(response);
|
||||
}
|
||||
}
|
||||
return cb(response);
|
||||
}
|
||||
}
|
||||
};
|
||||
Loading…
Add table
Add a link
Reference in a new issue