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'use strict';
const Koa = require('koa');
const KoaJwt = require('koa-jwt');
const KoaStatic = require('koa-static');
const KoaRoute = require('koa-route');
const AuthHandler = require('./handlers/auth');
const internals = {};
internals.k401Location = '/401.html';
internals.kMainLocation = '/';
module.exports = internals.Dasein = class Dasein {
constructor(config) {
Object.assign(this, config);
}
run() {
this._initializeServer();
this._startServer();
this._printBanner();
return Promise.resolve();
}
_initializeServer() {
this._app = Koa();
this._app.keys = this.cookieKeys;
this._app.use(KoaStatic(this.staticDirectory));
// Redirect all 401s to the 401 static page
this._app.use(function * (next) {
try {
yield next;
}
catch (err) {
if (err.status === 401) {
return this.redirect(internals.k401Location);
}
throw err;
}
});
this._app.use(KoaJwt({
secret: this.jwt.secret,
passthrough: true,
cookie: this.jwt.cookieName
}));
// Handlers for Twitter Auth Related Routes
const authHandler = new AuthHandler({
hostname: this.hostname,
jwt: this.jwt,
twitter: this.twitter
});
this._app.use(KoaRoute.get('/login', authHandler.login()));
this._app.use(KoaRoute.get('/login-callback', authHandler.callback()));
this._app.use(KoaRoute.get('/logout', authHandler.logout()));
// The index
this._app.use(function * () {
if (this.state.user) {
this.body = `<img src="${this.state.user.profile_image_url_https}"> Hello ${this.state.user.screen_name}`;
return;
}
this.body = 'Go to /login to login';
return;
});
}
_startServer() {
this._app.listen(this.port);
}
// Prints the banner.
_printBanner() {
console.log(' .');
console.log(' /');
console.log(' +-----+');
console.log(` | o o | - Listening Gladly, Try me on port: ${this.port}`);
console.log(' +-----+');
console.log(' +---------+');
console.log(' /| [][] |\\');
console.log(' || | |');
console.log(' || | \\c');
console.log(' ^+---------+');
console.log(' (.) ');
}
};
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