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Twitter の Bearer Token を取得 (Node.js)

Last updated at Posted at 2018-11-28

Consumer Key (API Key) と、Consumer Secret (API Secret) を使って、Bearer Token を取得する方法です。
.env ファイルにキーを入れます。

get_bearer.js
#! /usr/bin/node
// ---------------------------------------------------------------
//  get_bearer.js
//
//                      Apr/25/2019
// ---------------------------------------------------------------
const request = require('request');
const dotenv = require('dotenv');
//
dotenv.config()
const consumer_key = `${process.env.CONSUMER_KEY}`
const consumer_secret = `${process.env.CONSUMER_SECRET}`
//
const credentials = consumer_key + ":" + consumer_secret
const credentialsBase64Encoded = (Buffer.from(credentials)).toString('base64')

console.error ("*** 開始 ***")

request({
    url: 'https://api.twitter.com/oauth2/token',
    method:'POST',
    headers: {
      'Authorization': `Basic ${credentialsBase64Encoded}`,
      'Content-Type':'application/x-www-form-urlencoded;charset=UTF-8'
    },
    body: 'grant_type=client_credentials'
}, function(err, resp, body) {
    console.log(body)
    console.error ("*** 終了 ***")
})

// ---------------------------------------------------------------
.env
CONSUMER_KEY = '******'
CONSUMER_SECRET = '***********'
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