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index.js
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index.js
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import { fileURLToPath } from 'url';
import { Utils } from './utils.js';
import { dirname } from 'path';
import express from 'express';
import cors from 'cors';
import got from 'got';
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
const utils = new Utils();
const app = express();
const config = utils.config;
app.use((req, res, next) => {
res.locals.config = config;
next();
});
app.use('/favicon.ico', express.static(`${__dirname}/static/favicon.ico`));
app.use('/static', express.static(`${__dirname}/static`));
app.set('views', `${__dirname}/views`);
app.set('view engine', 'ejs');
app.use(cors());
app.get('/', (req, res) => {
const instances = Object.keys(config.justlogsInstances);
res.render('index', { instances });
});
app.get('/api', async (req, res) => {
res.render('api');
});
app.get('/faq', (req, res) => {
const instances = Object.keys(config.justlogsInstances);
res.render('faq', { instances });
});
app.get('/contact', async (req, res) => {
const userInfo = await utils.getInfo('zonianmidian');
res.render('contact', userInfo);
});
app.get('/status', (req, res) => {
const channels = Object.fromEntries(utils.instanceChannels);
const instances = config.justlogsInstances;
for (let key in instances) {
if (channels[key]) {
instances[key].channels = channels[key];
} else {
instances[key] = { channels: channels[key] };
}
}
res.render('status', { instances, timestamp: utils.lastUpdated, nextUpdate: utils.reloadInterval });
});
async function sendStats(req, name, data = {}) {
const payload = {
hostname: req.hostname,
language: req.headers['accept-language'],
referrer: req.headers['referer'] || '',
url: req.originalUrl,
website: config.umamiStats.id,
name: name,
data,
};
try {
await got.post(`${config.umamiStats.url}/api/send`, {
headers: {
Authorization: `Bearer ${config.umamiStats.token}`,
},
json: {
payload,
type: 'event',
},
});
} catch (error) {
console.error('Error sending data to Umami:', error);
}
}
app.get('/rdr/:channel', async (req, res) => {
const channel = utils.formatUsername(req.params.channel);
if (!utils.userChanRegex.test(channel)) {
res.status(400);
return res.render('error', { error: `Invalid channel or channel ID: ${channel}`, code: 400 });
}
const { force, pretty } = req.query;
try {
const instance = await utils.getInstance(channel, null, force, pretty);
if (instance.error) {
res.status(instance.status);
return res.render('error', { error: instance.error, code: instance.status });
} else {
await sendStats(req, 'rdr', {
channel: channel ?? '',
});
res.status(302);
return res.redirect(instance?.channelLogs?.fullLink[0]);
}
} catch (err) {
res.status(500);
return res.render('error', { error: `Internal error${err.message ? ` - ${err.message}` : ''}`, code: 500 });
}
});
app.get('/rdr/:channel/:user', async (req, res) => {
const channel = utils.formatUsername(req.params.channel);
const user = utils.formatUsername(req.params.user);
const { force, pretty } = req.query;
if (!utils.userChanRegex.test(channel)) {
res.status(400);
return res.render('error', { error: `Invalid channel or channel ID: ${channel}`, code: 400 });
}
if (!utils.userChanRegex.test(user)) {
res.status(400);
return res.render('error', { error: `Invalid username or user ID: ${user}`, code: 400 });
}
try {
const instance = await utils.getInstance(channel, user, force, pretty);
if (instance.error) {
res.status(instance.status);
return res.render('error', { error: instance.error, code: instance.status });
} else {
await sendStats(req, 'rdr', {
channel: channel ?? '',
user: user ?? '',
});
res.status(302);
return res.redirect(instance?.userLogs?.fullLink[0]);
}
} catch (err) {
res.status(500);
return res.render('error', { error: `Internal error${err.message ? ` - ${err.message}` : ''}`, code: 500 });
}
});
app.get('/api/:channel', async (req, res) => {
const { force, pretty, plain } = req.query;
const channel = utils.formatUsername(req.params.channel);
let error = null;
await sendStats(req, 'api', {
channel: channel ?? '',
});
if (!utils.userChanRegex.test(channel)) error = `Invalid channel or channel ID: ${channel}`;
const isPlain = plain?.toLowerCase() === 'true';
try {
const instances = await utils.getInstance(channel, null, force, pretty, error);
if (isPlain) {
res.status(instances?.status || 400);
res.contentType('text/plain');
return res.send(instances?.channelLogs?.fullLink[0] ?? instances?.error);
} else {
res.status(instances?.status || 400);
return res.json(instances);
}
} catch (err) {
if (isPlain) {
res.status(500);
res.contentType('text/plain');
return res.send(`Internal error${err.message ? ` - ${err.message}` : ''}`);
} else {
res.status(500);
return res.json({ error: `Internal error${err.message ? ` - ${err.message}` : ''}` });
}
}
});
app.get('/api/:channel/:user', async (req, res) => {
const { force, pretty, plain } = req.query;
const channel = utils.formatUsername(req.params.channel);
const user = utils.formatUsername(req.params.user);
const isPlain = plain?.toLowerCase() === 'true';
let error = null;
await sendStats(req, 'api', {
channel: channel ?? '',
user: user ?? '',
});
if (!utils.userChanRegex.test(channel)) error = `Invalid channel or channel ID: ${channel}`;
if (!utils.userChanRegex.test(user)) error = `Invalid username or user ID: ${user}`;
try {
const instances = await utils.getInstance(channel, user, force, pretty, error);
if (isPlain) {
res.status(instances?.status || 400);
res.contentType('text/plain');
res.send(instances?.userLogs?.fullLink[0] ?? instances?.error);
} else {
res.status(instances?.status || 400);
return res.json(instances);
}
} catch (err) {
if (isPlain) {
res.status(500);
res.contentType('text/plain');
return res.send(`Internal error${err.message ? ` - ${err.message}` : ''}`);
} else {
res.status(500);
return res.json({ error: `Internal error${err.message ? ` - ${err.message}` : ''}` });
}
}
});
const checkInstances = (obj) => {
let count = 0;
let down = 0;
for (let key in obj) {
count++;
if (Array.isArray(obj[key]) && obj[key].length === 0) {
down++;
}
}
return {
count,
down,
};
};
app.get('/instances', async (req, res) => {
const instances = Object.fromEntries(utils.instanceChannels);
await sendStats(req, 'instances');
res.json({
instancesStats: checkInstances(instances),
instances: instances,
});
});
app.get('/channels', async (req, res) => {
const instances = Object.fromEntries(utils.instanceChannels);
const channels = Array.from(utils.uniqueChannels);
await sendStats(req, 'channels');
res.json({
instancesStats: checkInstances(instances),
channels: channels,
});
});
const extractValue = (input, regex) => {
input = utils.formatUsername(input);
const match = input.match(regex);
if (match) {
const result = match[1];
if (input.match(/id[\/=]\d{1,}/)) {
return `id:${result}`;
}
return result;
}
return null;
};
const logsApi = async (req, res) => {
const channel = extractValue(req.url, utils.channelLinkRegex);
const user = extractValue(req.url, utils.userLinkRegex);
const { force } = req.query;
await sendStats(req, 'mirror', {
channel: channel ?? '',
user: user ?? '',
});
if (!channel) {
res.status(404);
res.contentType('text/plain');
return res.send('Invalid channel or channel ID');
}
try {
const data = await utils.getInstance(channel, user, force);
if (data.error) {
res.status(data.status || 404);
res.contentType('text/plain');
return res.send(data.error);
} else {
const instanceLink = data?.userLogs?.instances[0] ?? data?.channelLogs?.instances[0];
const { body, statusCode, headers } = await got(`${instanceLink}${req.url}`, {
headers: { 'User-Agent': 'Best Logs by ZonianMidian' },
https: {
rejectUnauthorized: false,
},
http2: true,
});
if (/text\/html/.test(headers['content-type'])) {
res.status(400);
res.contentType('text/plain');
return res.send('Invalid endpoint');
} else {
res.status(statusCode);
res.contentType(headers['content-type']);
return res.send(body);
}
}
} catch (err) {
res.status(500);
res.contentType('text/plain');
return res.send(`Internal error${err.message ? ` - ${err.message}` : ''}`);
}
};
app.get('/list', logsApi);
app.get('/channel/:endpoint(*)', logsApi);
app.get('/channelid/:endpoint(*)', logsApi);
const getRecentMessages = async (req, res) => {
const channel = utils.formatUsername(req.params.channel);
await sendStats(req, 'recent-messages', {
channel: channel ?? '',
});
try {
const recentMessages = await utils.getRecentMessages(channel, req.query);
res.status(recentMessages.status || 400);
return res.json(recentMessages);
} catch (err) {
res.status(500);
return res.json({ error: `Internal error${err.message ? ` - ${err.message}` : ''}` });
}
};
app.get('/rm/:channel', getRecentMessages);
app.get('/recent-messages/:channel', getRecentMessages);
app.get('/api/v2/recent-messages/:channel', getRecentMessages);
app.use(function (req, res, next) {
const err = new Error('Not Found');
err.status = 404;
next(err);
});
app.use(function (err, req, res, next) {
const status = err.status || 500;
res.status(status);
res.render('error', { error: err.message, code: status });
});
app.listen(config.port, () => {
utils.loopLoadInstanceChannels();
console.log(`- [Website] Listening on ${config.port}`);
});