app.js

/*
    NodeBB - A better forum platform for the modern web
    https://github.com/NodeBB/NodeBB/
    Copyright (C) 2013-2021  NodeBB Inc.

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

'use strict';

require('./require-main');

const nconf = require('nconf');

nconf.argv().env({
    separator: '__',
});

const winston = require('winston');
const path = require('path');

const file = require('./src/file');

process.env.NODE_ENV = process.env.NODE_ENV || 'production';
global.env = process.env.NODE_ENV || 'production';

// Alternate configuration file support
const configFile = path.resolve(__dirname, nconf.any(['config', 'CONFIG']) || 'config.json');

const configExists = file.existsSync(configFile) || (nconf.get('url') && nconf.get('secret') && nconf.get('database'));

const prestart = require('./src/prestart');

prestart.loadConfig(configFile);
prestart.setupWinston();
prestart.versionCheck();
winston.verbose('* using configuration stored in: %s', configFile);

if (!process.send) {
    // If run using `node app`, log GNU copyright info along with server info
    winston.info(`NodeBB v${nconf.get('version')} Copyright (C) 2013-${(new Date()).getFullYear()} NodeBB Inc.`);
    winston.info('This program comes with ABSOLUTELY NO WARRANTY.');
    winston.info('This is free software, and you are welcome to redistribute it under certain conditions.');
    winston.info('');
}

if (nconf.get('setup') || nconf.get('install')) {
    require('./src/cli/setup').setup();
} else if (!configExists) {
    require('./install/web').install(nconf.get('port'));
} else if (nconf.get('upgrade')) {
    require('./src/cli/upgrade').upgrade(true);
} else if (nconf.get('reset')) {
    require('./src/cli/reset').reset({
        theme: nconf.get('t'),
        plugin: nconf.get('p'),
        widgets: nconf.get('w'),
        settings: nconf.get('s'),
        all: nconf.get('a'),
    });
} else if (nconf.get('activate')) {
    require('./src/cli/manage').activate(nconf.get('activate'));
} else if (nconf.get('plugins') && typeof nconf.get('plugins') !== 'object') {
    require('./src/cli/manage').listPlugins();
} else if (nconf.get('build')) {
    require('./src/cli/manage').build(nconf.get('build'));
} else if (nconf.get('events')) {
    require('./src/cli/manage').listEvents();
} else {
    require('./src/start').start();
}