line-login

Overview

This is unofficial SDK to use LINE Login inside the node.js based application on top of express framework.

Getting started

Create channel

Go to LINE developers console and create your channel for LINE Login. You need to configure callback URL in this site.

Installation

$ npm install --save line-login express express-session

Server/Router configuration

"use strict";

const app = require('express')();
const line_login = require("line-login");
const session = require("express-session");
const session_options = {
    secret: process.env.LINE_LOGIN_CHANNEL_SECRET,
    resave: false,
    saveUninitialized: false
}
app.use(session(session_options));

const login = new line_login({
    channel_id: process.env.LINE_LOGIN_CHANNEL_ID,
    channel_secret: process.env.LINE_LOGIN_CHANNEL_SECRET,
    callback_url: process.env.LINE_LOGIN_CALLBACK_URL,
    scope: "openid profile",
    prompt: "consent",
    bot_prompt: "normal"
});

app.listen(process.env.PORT || 5000, () => {
    console.log(`server is listening to ${process.env.PORT || 5000}...`);
});

// Specify the path you want to start authorization.
app.use("/", login.auth());

// Specify the path you want to wait for the callback from LINE authorization endpoint.
app.use("/callback", login.callback(
    (req, res, next, token_response) => {
        // Success callback
        res.json(token_response);
    },
    (req, res, next, error) => {
        // Failure callback
        res.status(400).json(error);
    }
));

Reference

For more detailed configuration, refer to API reference.

License

Apache 2.0