enigma-bbs/core/client_connections.js

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/* jslint node: true */
'use strict';
// ENiGMA½
const logger = require('./logger.js');
// deps
const _ = require('lodash');
const moment = require('moment');
exports.getActiveConnections = getActiveConnections;
exports.getActiveNodeList = getActiveNodeList;
exports.addNewClient = addNewClient;
exports.removeClient = removeClient;
exports.getConnectionByUserId = getConnectionByUserId;
const clientConnections = [];
exports.clientConnections = clientConnections;
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function getActiveConnections() { return clientConnections; }
function getActiveNodeList(authUsersOnly) {
if(!_.isBoolean(authUsersOnly)) {
authUsersOnly = true;
}
const now = moment();
const activeConnections = getActiveConnections().filter(ac => {
return ((authUsersOnly && ac.user.isAuthenticated()) || !authUsersOnly);
});
return _.map(activeConnections, ac => {
const entry = {
node : ac.node,
authenticated : ac.user.isAuthenticated(),
userId : ac.user.userId,
action : _.has(ac, 'currentMenuModule.menuConfig.desc') ? ac.currentMenuModule.menuConfig.desc : 'Unknown',
};
//
// There may be a connection, but not a logged in user as of yet
//
if(ac.user.isAuthenticated()) {
entry.userName = ac.user.username;
entry.realName = ac.user.properties.real_name;
entry.location = ac.user.properties.location;
entry.affils = ac.user.properties.affiliation;
const diff = now.diff(moment(ac.user.properties.last_login_timestamp), 'minutes');
entry.timeOn = moment.duration(diff, 'minutes');
}
return entry;
});
}
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function addNewClient(client, clientSock) {
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const id = client.session.id = clientConnections.push(client) - 1;
const remoteAddress = client.remoteAddress = clientSock.remoteAddress;
// Create a client specific logger
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// Note that this will be updated @ login with additional information
client.log = logger.log.child( { clientId : id } );
const connInfo = {
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remoteAddress : remoteAddress,
serverName : client.session.serverName,
isSecure : client.session.isSecure,
};
if(client.log.debug()) {
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connInfo.port = clientSock.localPort;
connInfo.family = clientSock.localFamily;
}
client.log.info(connInfo, 'Client connected');
return id;
}
function removeClient(client) {
client.end();
const i = clientConnections.indexOf(client);
if(i > -1) {
clientConnections.splice(i, 1);
logger.log.info(
{
connectionCount : clientConnections.length,
clientId : client.session.id
},
'Client disconnected'
);
}
}
function getConnectionByUserId(userId) {
return getActiveConnections().find( ac => userId === ac.user.userId );
}