93 lines
2.9 KiB
JavaScript
93 lines
2.9 KiB
JavaScript
const http = require('http');
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const mime = require('mime');
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const url = require('url');
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const fs = require('fs');
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const moment = require('moment');
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const config = require('../config');
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const threads = require('../data/threads');
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const attachments = require('../data/attachments');
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const {THREAD_MESSAGE_TYPE} = require('../data/constants');
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function notfound(res) {
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res.statusCode = 404;
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res.end('Page Not Found');
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}
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async function serveLogs(res, pathParts) {
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const threadId = pathParts[pathParts.length - 1];
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if (threadId.match(/^[0-9a-f\-]+$/) === null) return notfound(res);
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const thread = await threads.findById(threadId);
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if (! thread) return notfound(res);
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const threadMessages = await thread.getThreadMessages();
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const lines = threadMessages.map(message => {
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// Legacy messages are the entire log in one message, so just serve them as they are
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if (message.message_type === THREAD_MESSAGE_TYPE.LEGACY) {
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return message.body;
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}
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let line = `[${moment.utc(message.created_at).format('YYYY-MM-DD HH:mm:ss')}] `;
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if (message.message_type === THREAD_MESSAGE_TYPE.SYSTEM) {
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// System messages don't need the username
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line += message.body;
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} else if (message.message_type === THREAD_MESSAGE_TYPE.FROM_USER) {
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line += `[FROM USER] ${message.user_name}: ${message.body}`;
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} else if (message.message_type === THREAD_MESSAGE_TYPE.TO_USER) {
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line += `[TO USER] ${message.user_name}: ${message.body}`;
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} else {
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line += `${message.user_name}: ${message.body}`;
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}
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return line;
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});
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res.setHeader('Content-Type', 'text/plain; charset=UTF-8');
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res.end(lines.join('\n'));
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}
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function serveAttachments(res, pathParts) {
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const desiredFilename = pathParts[pathParts.length - 1];
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const id = pathParts[pathParts.length - 2];
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if (id.match(/^[0-9]+$/) === null) return notfound(res);
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if (desiredFilename.match(/^[0-9a-z._-]+$/i) === null) return notfound(res);
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const attachmentPath = attachments.getLocalAttachmentPath(id);
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fs.access(attachmentPath, (err) => {
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if (err) return notfound(res);
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const filenameParts = desiredFilename.split('.');
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const ext = (filenameParts.length > 1 ? filenameParts[filenameParts.length - 1] : 'bin');
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const fileMime = mime.getType(ext);
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res.setHeader('Content-Type', fileMime);
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const read = fs.createReadStream(attachmentPath);
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read.pipe(res);
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})
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}
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module.exports = () => {
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const server = http.createServer((req, res) => {
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const parsedUrl = url.parse(`http://${req.url}`);
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const pathParts = parsedUrl.path.split('/').filter(v => v !== '');
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if (parsedUrl.path.startsWith('/logs/')) {
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serveLogs(res, pathParts);
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} else if (parsedUrl.path.startsWith('/attachments/')) {
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serveAttachments(res, pathParts);
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} else {
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notfound(res);
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}
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});
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server.on('error', err => {
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console.log('[WARN] Web server error:', err.message);
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});
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server.listen(config.port);
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};
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