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server.js
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server.js
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//
// --- UTILS --->
//
var ensureArray = function (maybeArray) {
if (Array.isArray(maybeArray) !== true) {
return [maybeArray];
} else {
return maybeArray;
}
};
// array for in-memory tracking of notifications state
var unreadNotifications = [],
readNotifications = [];
//
// --- CLI ---
//
var timestap = function(original) {
return function(msg) {
original('%s - %s', (new Date()).toISOString(), msg);
};
},
log = timestap(console.log),
warn = timestap(console.warn);
console.log = console.warn = function() {};
var yargs = require('yargs')
.wrap(process.stdout.columns)
.usage('$0 [options]')
.options('config', {
alias: 'c',
describe: 'Options provides in JSON file.'
})
.config('c')
.options('title', {
describe: 'Name of weenerd instance.',
default: 'weenerd - because fuck M0nd4y!'
})
.options('port', {
describe: 'Port.',
alias: 'P',
default: 8000
})
.options('relay-host', {
describe: 'Relay host.',
default: 'localhost'
})
.options('relay-port', {
describe: 'Relayt port.',
default: '8888'
})
.options('relay-password', {
describe: 'Relay password.',
default: ''
})
.options('relay-ssl', {
describe: 'Relay ssl.',
default: false
})
.options('verbose', {
describe: 'Display more verbose.',
alias: 'v',
boolean: true,
default: false
})
.options('help', {
describe: 'Display the usage.',
alias: 'h'
})
var argv = yargs.argv;
if (argv.help) {
yargs.showHelp();
process.exit(0);
}
if (argv.verbose) {
console.log = log;
console.warn = warn;
}
//
// --- MIDDLEWARE (EXPRESS) ---
//
var express = require('express'),
React = require('react'),
ReactRouter = require('react-router-component'),
AppRouter = require('./static/router'),
url = require('url'),
app = express();
app
.use('/static', express.static(__dirname + '/static'))
.get('/', function(req, res, next) {
try {
var content = React.renderComponentToString(
AppRouter({ path: url.parse(req.url).pathname, documentTitle: argv.title })
);
res.send(
'<!doctype html>' +
'<html>' +
' <head>' +
' <title>' + argv.title + '</title>' +
' <meta name="viewport" content="width=device-width, initial-scale=1.0" />' +
' <link type="text/css" rel="stylesheet" href="/static/lib/bootstrap/css/bootstrap.min.css">' +
' <link href="/static/favicon.png" rel="icon" type="image/png" />' +
' <link type="text/css" rel="stylesheet" href="/static/main.css">' +
' </head>' +
' <body>' + content +
' <script data-main="/static/main.js" src="/static/lib/require.js"></script>' +
' </body>' +
'</html>')
} catch(err) {
return next(err)
}
});
//
// --- SERVER ---
//
var server = require('http').createServer(app),
io = require('socket.io').listen(server);
server
.listen(argv.port, function() {
console.log(argv.title + ' started at: http://localhost:' + argv.port);
});
//
// --- SOCKET.IO ---
//
var weechat = require('weechat'),
crypto = require('crypto'),
relay;
process.on('uncaughtException', function(error) {
relay = undefined;
console.dir(error);
});
io.set('log level', 1);
io.sockets.on('connection', function(socket) {
var send = function(command, cb) {
console.log('RELAY: ' + command);
relay.send(command, function() {
if (cb) {
cb.apply(this, arguments);
}
});
};
setInterval(function() {
// is relay still connected?
if (relay) {
send('ping ' + (new Date()).toString());
// in case is not connected we try to connect to relay
} else {
console.log('Trying to connect to relay...');
relay = weechat.connect(
argv['relay-host'],
argv['relay-port'],
argv['relay-password'],
argv['relay-ssl'],
function() {
console.log('Connected to ' +
argv['relay-host'] + ':' +
argv['relay-port'] + '!');
relay.on('error', function(error) {
console.log('RELAY: ' + error.code + ' - ' + error.message);
if (error.code === 'EPIPE') {
relay = undefined;
socket.emit('relay:disconnected');
}
socket.emit('relay:error', { code: error.code, message: error.message });
});
socket.emit('relay:connected');
}
);
}
}, 5000);
socket.on('client:initialized', function() {
if (relay) {
socket.emit('relay:connected');
if (unreadNotifications.length > 0) {
socket.emit('notifications', unreadNotifications);
}
}
relay.on(function() {
socket.emit('relay:events', arguments);
// emit notifications for private chat and nick highlight
// handle server-side state what notifications are pending
ensureArray(arguments[0]).forEach(function(event) {
if (event.highlight === 1 || (event.tags_array && event.tags_array.indexOf("notify_private") > -1)) {
var shasum = crypto.createHash('sha1');
shasum.update(JSON.stringify(event));
var hash = shasum.digest('hex'),
notification = {
hash: hash,
event: event
};
if (readNotifications.indexOf(hash) === -1) {
unreadNotifications.push(notification);
socket.emit('notifications', [notification]);
}
}
});
});
});
socket.on('notifications:markread', function(args, cb) {
unreadNotifications = unreadNotifications.filter(function (notification) {
return args.notifications.indexOf(notification.hash) === -1;
});
readNotifications = readNotifications.concat(args.notifications);
});
//
// forwarding all weechat relat commands from client to relay
//
// http://www.weechat.org/files/doc/devel/weechat_relay_protocol.en.html#commands
//
socket.on('relay:init', function(args, cb) {
var password = args.password ? ' password=' + args.password : '',
compression = args.compression ? ' compression=' + args.compression: '';
if (args.compression && ['zlib', 'off'].indexOf(args.compression) === -1) {
console.error('init command failed due compression set to "' +
args.compression + '", allowed values are "gzip" or "off".');
} else {
send('init' + password + compression, cb);
}
});
socket.on('relay:hdata', function(args, cb) {
var id = args.id ? args.id + ' ' : '',
keys = args.keys ? ' ' + (args.keys || []).join(',') : '';
if (!args.path) {
console.error('hdata command failed due to missing path argument.');
} else {
send(id + 'hdata ' + args.path + keys, cb);
}
});
socket.on('relay:info', function(args, cb) {
var id = args.id + ' ' || '';
if (!args.name) {
console.error('info command failed due to missing name argument.');
} else {
send(id + 'info ' + name, cb);
}
});
socket.on('relay:infolist', function(args, cb) {
var id = args.id + ' ' || '',
pointer = args.pointer + ' ' || '',
arguments = args.arguments + ' ' || '';
if (!args.name) {
console.error('infolist command failed due to missing name argument.');
} else {
send(id + 'infolist ' + name + pointer + arguments, cb);
}
});
socket.on('relay:nicklist', function(args, cb) {
var id = args.id ? args.id + ' ' : '',
buffer = ' ' + args.buffer || '';
relay.send(id + 'nicklist' + buffer, function(nicklist) {
nicklist = ensureArray(nicklist);
cb.apply(this, nicklist);
});
});
socket.on('relay:input', function(args, cb) {
var buffer = args.buffer || '', cmd;
if (!args.buffer) {
console.error('input command failed due to missing buffer argument.');
} else if (!args.data) {
console.error('input command failed due to missing data argument.');
} else {
send('input ' + buffer + ' ' + args.data, cb);
}
});
['sync', 'desync'].forEach(function(command) {
socket.on('relay:' + command, function(args, cb) {
var buffers = '', options = '';
if (args.buffers) {
if (!Array.isArray(args.buffers)) {
buffers = args.buffers;
} else {
buffers = args.buffers.join(',');
}
}
if (buffers) {
buffers = ' ' + buffers;
}
if (args.options) {
if (!Array.isArray(args.options)) {
options = args.options;
} else {
options = args.options.join(',');
}
}
if (options) {
options = ' ' + options;
}
send(command + buffers + options, cb);
});
});
socket.on('relay:test', function(args, cb) {
send('test', cb);
});
socket.on('relay:ping', function(args, cb) {
if (args) {
args = ' ' + args;
}
send('ping' + args, cb);
});
socket.on('relay:quit', function(args, cb) {
send('quit', cb);
});
});