import * as EventEmitter from 'events'; import * as express from 'express'; const crypto = require('crypto'); import User from '../models/user'; import config from '../../conf'; module.exports = async (app: express.Application) => { if (config.github_bot == null) return; const bot = await User.findOne({ username_lower: config.github_bot.username.toLowerCase() }); if (bot == null) { console.warn(`GitHub hook bot specified, but not found: @${config.github_bot.username}`); return; } const post = text => require('../endpoints/posts/create')({ text }, bot); const handler = new EventEmitter(); app.post('/hooks/github', (req, res, next) => { if ((new Buffer(req.headers['x-hub-signature'])).equals(new Buffer('sha1=' + crypto.createHmac('sha1', config.github_bot.hook_secret).update(JSON.stringify(req.body)).digest('hex')))) { handler.emit(req.headers['x-github-event'], req.body); res.sendStatus(200); } else { res.sendStatus(400); } }); handler.on('push', event => { const ref = event.ref; switch (ref) { case 'refs/heads/master': const pusher = event.pusher; const compare = event.compare; const commits = event.commits; post([ `Pushed by **${pusher.name}** with ?[${commits.length} commit${commits.length > 1 ? 's' : ''}](${compare}):`, commits.map(commit => `・?[${commit.message.split('\n')[0]}](${commit.url})`).join('\n'), ].join('\n')); break; case 'refs/heads/release': const commit = event.commits[0]; post(`RELEASED: ${commit.message}`); break; } }); handler.on('issues', event => { const issue = event.issue; const action = event.action; let title: string; switch (action) { case 'opened': title = 'New Issue'; break; case 'closed': title = 'Issue Closed'; break; case 'reopened': title = 'Issue Reopened'; break; default: return; } post(`${title}: <${issue.number}>「${issue.title}」\n${issue.html_url}`); }); handler.on('issue_comment', event => { const issue = event.issue; const comment = event.comment; const action = event.action; let text: string; switch (action) { case 'created': text = `Commented to「${issue.title}」:${comment.user.login}「${comment.body}」\n${comment.html_url}`; break; default: return; } post(text); }); handler.on('watch', event => { const sender = event.sender; post(`⭐️Starred by **${sender.login}**`); }); handler.on('fork', event => { const repo = event.forkee; post(`🍴Forked:\n${repo.html_url}`); }); handler.on('pull_request', event => { const pr = event.pull_request; const action = event.action; let text: string; switch (action) { case 'opened': text = `New Pull Request:「${pr.title}」\n${pr.html_url}`; break; case 'reopened': text = `Pull Request Reopened:「${pr.title}」\n${pr.html_url}`; break; case 'closed': text = pr.merged ? `Pull Request Merged!:「${pr.title}」\n${pr.html_url}` : `Pull Request Closed:「${pr.title}」\n${pr.html_url}`; break; default: return; } post(text); }); };