├── .gitignore ├── LICENSE ├── README.md ├── package.json └── server.js /.gitignore: -------------------------------------------------------------------------------- 1 | config/* 2 | node_modules 3 | logs 4 | MockAPI 5 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright 2015 Line Corporation 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # BC sample server with NodeJS 2 | 3 | This sample is aimed to let developers have a picture about the BC server development. 4 | 5 | It is a echo server that shows some functions of [LINE Bussiness Connect](https://developers.line.me/businessconnect/overview) 6 | * Signature Validation 7 | * Receiving Messages 8 | * Sending Messages 9 | 10 | ## Prerequisite 11 | 12 | 1. Create the LINE channel on [LINE developers](https://developers.line.me/) 13 | 1. Install [nodeJS](https://nodejs.org/), [npm](https://github.com/npm/npm) 14 | 15 | ## Configuration 16 | * Install the node modules 17 | ``` 18 | $ npm install 19 | ``` 20 | 21 | * Add configurations.json under config/beta folder (remeber to remove the comments) 22 | ``` 23 | { 24 | "port": , // Port where you put your service. 25 | "channelUrl": "", // https://api.line.me 26 | "channelToken": "", // Get your channelToken in https://developers.line.me/channels/tech/CHANNEL_ID 27 | "channelId": "", // Your channel id 28 | "eventToChannelId":"",// Fixed value. 1383378250 29 | "eventType": "", // Fixed value. 138311608800106203 30 | "channelSecret": "" // Refer to https://developers.line.me/channels/CHANNEL_ID 31 | } 32 | ``` 33 | 34 | ## Run 35 | ``` 36 | $ node server.js 37 | ``` 38 | 39 | ## Dependecies 40 | node_modules 41 | * [body-parser](https://www.npmjs.com/package/body-parser) 42 | * [crypto-js](https://www.npmjs.com/package/crypto-js) 43 | * [express](https://www.npmjs.com/package/express) 44 | * [request](https://www.npmjs.com/package/request) 45 | 46 | ## Reference 47 | * [The Technical Side of LINE Business Connect](http://developers.linecorp.com/blog/?p=3169) 48 | * [API Reference for LINE Bussiness Connect](https://developers.line.me/businessconnect/api-reference) 49 | 50 | ### Note 51 | * This sample is built as a simple testbed. Please take care the settings and security staff if you want to use this sample as production enviroment. -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "LineBCServerSample", 3 | "version": "0.0.0", 4 | "description": "Build your own BC server with nodejs", 5 | "keywords": [ 6 | "line", 7 | "bc" 8 | ], 9 | "author": "", 10 | "scripts": { 11 | "start": "node server.js" 12 | }, 13 | "devDependencies": {}, 14 | "dependencies": { 15 | "body-parser": "^1.13.2", 16 | "crypto-js": "^3.1.5", 17 | "express": "^4.13.1", 18 | "request": "^2.60.0" 19 | }, 20 | "engines": { 21 | "node": ">=0.10.0" 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /server.js: -------------------------------------------------------------------------------- 1 | 'use strict'; 2 | var express = require('express'); 3 | var request = require('request'); 4 | var bodyParser = require('body-parser'); 5 | var CryptoJS = require("crypto-js"); 6 | var config = require('./config/beta/configurations.json'); 7 | 8 | var http = express(); 9 | var port = config.port; 10 | 11 | http.use(bodyParser.json()); 12 | 13 | function verifyRequest(req, res, next) { 14 | // Refer to https://developers.line.me/businessconnect/development-bot-server#signature_validation 15 | var channelSignature = req.get('X-LINE-ChannelSignature'); 16 | var sha256 = CryptoJS.HmacSHA256(JSON.stringify(req.body), config.channelSecret); 17 | var base64encoded = CryptoJS.enc.Base64.stringify(sha256); 18 | if (base64encoded === channelSignature) { 19 | next(); 20 | } else { 21 | res.status(470).end(); 22 | } 23 | } 24 | 25 | http.post('/events', verifyRequest, function(req, res) { 26 | var result = req.body.result; 27 | if (!result || !result.length || !result[0].content) { 28 | res.status(470).end(); 29 | return; 30 | } 31 | res.status(200).end(); 32 | 33 | // One request may have serveral contents in an array. 34 | var content = result[0].content; 35 | // mid 36 | var from = content.from; 37 | // Content type would be possibly text/image/video/audio/gps/sticker/contact. 38 | var type = content.type; 39 | // assume it's text type here. 40 | var text = content.text; 41 | 42 | // Refer to https://developers.line.me/businessconnect/api-reference#sending_message 43 | sendMsg(config.echoBotMid, { 44 | contentType: 1, 45 | toType: 1, 46 | text: 'respond' 47 | }, function(err) { 48 | if (err) { 49 | // sending message failed 50 | return; 51 | } 52 | // message sent 53 | }); 54 | }); 55 | 56 | function sendMsg(who, content, callback) { 57 | var data = { 58 | to: [who], 59 | toChannel: config.eventToChannelId, 60 | eventType: config.eventType, 61 | content: content 62 | }; 63 | 64 | request({ 65 | method: 'POST', 66 | // https://api.line.me 67 | url: config.channelUrl + '/v1/events', 68 | headers: { 69 | 'Content-Type': 'application/json', 70 | 'X-LINE-ChannelToken': config.channelToken 71 | }, 72 | json: data 73 | }, function(err, res, body) { 74 | if (err) { 75 | callback(err); 76 | } else { 77 | callback(); 78 | } 79 | }); 80 | } 81 | 82 | http.listen(port); 83 | --------------------------------------------------------------------------------