DMKael

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node_modules/
.env
\ No newline at end of file
var express = require('express');
var app = express();
const line = require('@line/bot-sdk');
require("dotenv").config({path : '.env'});
//papago api
var request = require('request');
//번역 api_url
var translate_api_url = 'https://openapi.naver.com/v1/papago/n2mt';
//언어감지 api_url
var languagedetect_api_url = 'https://openapi.naver.com/v1/papago/detectLangs'
// Naver Auth Key
//새로 발급받은 naver papago api id, pw 입력
var client_id = process.env.client_id;
var client_secret = process.env.client_secret;
const config = {
channelAccessToken: process.env.channelAccessToken,
channelSecret: process.env.channelSecret,
};
// create LINE SDK client
const client = new line.Client(config);
// create Express app
// about Express itself: https://expressjs.com/
// register a webhook handler with middleware
// about the middleware, please refer to doc
app.post('/webhook', line.middleware(config), (req, res) => {
Promise
.all(req.body.events.map(handleEvent))
.then((result) => res.json(result))
.catch((err) => {
console.error(err);
res.status(200).end();
});
});
// event handler
function handleEvent(event) {
if (event.type !== 'message' || event.message.type !== 'text') {
// ignore non-text-message event
return Promise.resolve(null);
}
return new Promise(function(resolve, reject) {
//언어 감지 option
var detect_options = {
url : languagedetect_api_url,
form : {'query': event.message.text},
headers: {'X-Naver-Client-Id': client_id, 'X-Naver-Client-Secret': client_secret}
};
//papago 언어 감지
request.post(detect_options,function(error,response,body){
console.log(response.statusCode);
if(!error && response.statusCode == 200){
var detect_body = JSON.parse(response.body);
var source = '';
var target = '';
var result = { type: 'text', text:''};
//언어 감지가 제대로 됐는지 확인
console.log(detect_body.langCode);
//번역은 한국어->영어 / 영어->한국어만 지원
if(detect_body.langCode == 'ko'||detect_body.langCode == 'en'){
source = detect_body.langCode == 'ko' ? 'ko':'en';
target = source == 'ko' ? 'en':'ko';
//papago 번역 option
var options = {
url: translate_api_url,
// 한국어(source : ko), 영어(target: en), 카톡에서 받는 메시지(text)
form: {'source':source, 'target':target, 'text':event.message.text},
headers: {'X-Naver-Client-Id': client_id, 'X-Naver-Client-Secret': client_secret}
};
// Naver Post API
request.post(options, function(error, response, body){
// Translate API Sucess
if(!error && response.statusCode == 200){
// JSON
var objBody = JSON.parse(response.body);
// Message 잘 찍히는지 확인
result.text = objBody.message.result.translatedText;
console.log(result.text);
//번역된 문장 보내기
client.replyMessage(event.replyToken,result).then(resolve).catch(reject);
}
});
}
// 메시지의 언어가 영어 또는 한국어가 아닐 경우
else{
result.text = '언어를 감지할 수 없습니다. \n 번역 언어는 한글 또는 영어만 가능합니다.';
client.replyMessage(event.replyToken,result).then(resolve).catch(reject);
}
}
});
});
}
app.listen(3000, function () {
console.log('Linebot listening on port 3000!');
});
#!/usr/bin/env node
/**
* Module dependencies.
*/
var app = require('../app');
var debug = require('debug')('project:server');
var http = require('http');
/**
* Get port from environment and store in Express.
*/
var port = normalizePort(process.env.PORT || '3000');
app.set('port', port);
/**
* Create HTTP server.
*/
var server = http.createServer(app);
/**
* Listen on provided port, on all network interfaces.
*/
server.listen(port);
server.on('error', onError);
server.on('listening', onListening);
/**
* Normalize a port into a number, string, or false.
*/
function normalizePort(val) {
var port = parseInt(val, 10);
if (isNaN(port)) {
// named pipe
return val;
}
if (port >= 0) {
// port number
return port;
}
return false;
}
/**
* Event listener for HTTP server "error" event.
*/
function onError(error) {
if (error.syscall !== 'listen') {
throw error;
}
var bind = typeof port === 'string'
? 'Pipe ' + port
: 'Port ' + port;
// handle specific listen errors with friendly messages
switch (error.code) {
case 'EACCES':
console.error(bind + ' requires elevated privileges');
process.exit(1);
break;
case 'EADDRINUSE':
console.error(bind + ' is already in use');
process.exit(1);
break;
default:
throw error;
}
}
/**
* Event listener for HTTP server "listening" event.
*/
function onListening() {
var addr = server.address();
var bind = typeof addr === 'string'
? 'pipe ' + addr
: 'port ' + addr.port;
debug('Listening on ' + bind);
}
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{
"name": "linebot",
"version": "1.0.0",
"description": "",
"main": "app.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1",
"start": "node server.js"
},
"author": "김형도",
"license": "MIT",
"dependencies": {
"@line/bot-sdk": "^6.8.3",
"dotenv": "^8.2.0",
"express": "^4.17.1",
"request": "^2.88.0",
"request-promise-native": "^1.0.8"
}
}