enigma-bbs/core/user_login.js

102 lines
3.8 KiB
JavaScript

/* jslint node: true */
'use strict';
// ENiGMA½
const setClientTheme = require('./theme.js').setClientTheme;
const clientConnections = require('./client_connections.js').clientConnections;
const StatLog = require('./stat_log.js');
const logger = require('./logger.js');
const Events = require('./events.js');
// deps
const async = require('async');
exports.userLogin = userLogin;
function userLogin(client, username, password, cb) {
client.user.authenticate(username, password, function authenticated(err) {
if(err) {
client.log.info( { username : username, error : err.message }, 'Failed login attempt');
// :TODO: if username exists, record failed login attempt to properties
// :TODO: check Config max failed logon attempts/etc. - set err.maxAttempts = true
return cb(err);
}
const user = client.user;
//
// Ensure this user is not already logged in.
// Loop through active connections -- which includes the current --
// and check for matching user ID. If the count is > 1, disallow.
//
let existingClientConnection;
clientConnections.forEach(function connEntry(cc) {
if(cc.user !== user && cc.user.userId === user.userId) {
existingClientConnection = cc;
}
});
if(existingClientConnection) {
client.log.info(
{
existingClientId : existingClientConnection.session.id,
username : user.username,
userId : user.userId
},
'Already logged in'
);
const existingConnError = new Error('Already logged in as supplied user');
existingConnError.existingConn = true;
// :TODO: We should use EnigError & pass existing connection as second param
return cb(existingConnError);
}
// update client logger with addition of username
client.log = logger.log.child(
{
clientId : client.log.fields.clientId,
sessionId : client.log.fields.sessionId,
username : user.username,
}
);
client.log.info('Successful login');
// User's unique session identifier is the same as the connection itself
user.sessionId = client.session.uniqueId; // convienence
Events.emit(Events.getSystemEvents().UserLogin, { user } );
async.parallel(
[
function setTheme(callback) {
setClientTheme(client, user.properties.theme_id);
return callback(null);
},
function updateSystemLoginCount(callback) {
return StatLog.incrementSystemStat('login_count', 1, callback);
},
function recordLastLogin(callback) {
return StatLog.setUserStat(user, 'last_login_timestamp', StatLog.now, callback);
},
function updateUserLoginCount(callback) {
return StatLog.incrementUserStat(user, 'login_count', 1, callback);
},
function recordLoginHistory(callback) {
const LOGIN_HISTORY_MAX = 200; // history of up to last 200 callers
const historyItem = JSON.stringify({
userId : user.userId,
sessionId : user.sessionId,
});
return StatLog.appendSystemLogEntry('user_login_history', historyItem, LOGIN_HISTORY_MAX, StatLog.KeepType.Max, callback);
}
],
err => {
return cb(err);
}
);
});
}