Node.js+Express+MongoDBでWeb APIをつくるの続き的な感じで。 passportなどのインストール passportは、Node.jsで使える認証用ミドルウェア。 http://passportjs.org/ { "name": "passport-twitter", "version": "0.0.1", "private": true, "dependencies":{ "express": "*", "passport": "*", "passport-twitter": "*", "express-session": "*" } }
![Node.js + Express + passport-twitterで認証Webアプリをつくる - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/1b4b610f8cbb40c49d98e2632bb5414f81d4ec4a/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTkxNiZoPTMzNiZ0eHQ9Tm9kZS5qcyUyMCUyQiUyMEV4cHJlc3MlMjAlMkIlMjBwYXNzcG9ydC10d2l0dGVyJUUzJTgxJUE3JUU4JUFBJThEJUU4JUE4JUJDV2ViJUUzJTgyJUEyJUUzJTgzJTk3JUUzJTgzJUFBJUUzJTgyJTkyJUUzJTgxJUE0JUUzJTgxJThGJUUzJTgyJThCJnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9NTYmdHh0LWNsaXA9ZWxsaXBzaXMmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz05ZjZmZDI3YTdhMDA4YjhiNDU1NzAyNTMzMTE2YjM5MQ%26mark-x%3D142%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwaXRhZ2FraXNoaW50YXJvJnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz1mZmM0MDU2MTNmNTg4ZjE1ZGI3MWNkOTdkZWExMmJmNA%26blend-x%3D142%26blend-y%3D491%26blend-mode%3Dnormal%26s%3Dec61d795ce7c4d084e06eddc1c174495)