This commit is contained in:
syuilo 2017-10-07 04:30:57 +09:00
parent 6a5c6280ff
commit fffea98462
5 changed files with 66 additions and 16 deletions

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@ -4,11 +4,11 @@ import * as bcrypt from 'bcryptjs';
import User, { IUser } from '../models/user';
export default class BotCore extends EventEmitter {
public user: IUser;
public user: IUser = null;
private context: Context = null;
constructor(user: IUser) {
constructor(user?: IUser) {
super();
this.user = user;

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@ -1,34 +1,77 @@
import * as EventEmitter from 'events';
import * as express from 'express';
import * as request from 'request';
import * as crypto from 'crypto';
//import User from '../../models/user';
import config from '../../../conf';
/*import BotCore from '../core';
import BotCore from '../core';
const sessions: {
userId: string;
const sessions: Array<{
sourceId: string;
session: BotCore;
}[] = [];
*/
}> = [];
module.exports = async (app: express.Application) => {
if (config.line_bot == null) return;
const handler = new EventEmitter();
app.post('/hooks/line', (req, res, next) => {
// req.headers['X-Line-Signature'] は常に string ですが、型定義の都合上
// string | string[] になっているので string を明示しています
const sig1 = req.headers['X-Line-Signature'] as string;
handler.on('message', async (ev) => {
// テキスト以外(スタンプなど)は無視
if (ev.message.type !== 'text') return;
const hash = crypto.createHmac('sha256', config.line_bot.channel_secret)
.update(JSON.stringify(req.body));
const sourceId = ev.source.userId;
let session = sessions.find(s => {
return s.sourceId === sourceId;
});
if (!session) {
session = {
sourceId: sourceId,
session: new BotCore()
};
sessions.push(session);
}
const res = await session.session.q(ev.message.text);
request({
url: 'https://api.line.me/v2/bot/message/reply',
headers: {
'Authorization': `Bearer ${config.line_bot.channel_access_token}`
},
json: {
replyToken: ev.replyToken,
messages: [{
type: 'text',
text: res
}]
}
}, (err, res, body) => {
if (err) {
console.error(err);
return;
}
});
});
app.post('/hooks/line', (req, res, next) => {
// req.headers['x-line-signature'] は常に string ですが、型定義の都合上
// string | string[] になっているので string を明示しています
const sig1 = req.headers['x-line-signature'] as string;
const hash = crypto.createHmac('SHA256', config.line_bot.channel_secret)
.update((req as any).rawBody);
const sig2 = hash.digest('base64');
// シグネチャ比較
if (sig1 === sig2) {
console.log(req.body);
handler.emit(req.body.type);
req.body.events.forEach(ev => {
handler.emit(ev.type, ev);
});
res.sendStatus(200);
} else {
res.sendStatus(400);

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@ -19,7 +19,12 @@ app.disable('x-powered-by');
app.set('etag', false);
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json({
type: ['application/json', 'text/plain']
type: ['application/json', 'text/plain'],
verify: (req, res, buf, encoding) => {
if (buf && buf.length) {
(req as any).rawBody = buf.toString(encoding || 'utf8');
}
}
}));
app.use(cors({
origin: true

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@ -70,6 +70,7 @@ type Source = {
};
line_bot?: {
channel_secret: string;
channel_access_token: string;
};
analysis?: {
mecab_command?: string;

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@ -16,6 +16,7 @@
"ordered-imports": [false],
"arrow-parens": false,
"object-literal-shorthand": false,
"object-literal-key-quotes": false,
"triple-equals": [false],
"no-shadowed-variable": false,
"no-string-literal": false,