by noromanba
2018-05-30 [2018/05/30 08:17:23]
[WIP] X-platform Daily Portal Z Eternity in Hell -- Mugen Jigoku; Avici Hell on https
/*
* @title ?dpz
* @description X-platform Daily Portal Z Eternity in Hell -- Mugen Jigoku; Avici Hell
* @include http://portal.nifty.com/*
* @license MIT License https://opensource.org/licenses/MIT
* @javascript_url
*/
/* mobile Chrome 66+ / Firefox 57+ / Safari 11.1+
javascript:(function(){'portal.nifty.com'!==location.hostname&&(location.href='http://portal.nifty.com');var a=new AbortController,b=a.signal,c=5000;b.onabort=function(){window.alert('\uD83D\uDCE1timeout: '+c/1e3+' sec elapsed')};var d=setTimeout(function(){return a.abort()},c);fetch('http://portal.nifty.com/cs/catalog/portal_headline/random/1.htm',{signal:b,referrer:'no-referrer'}).then(function(f){return f.ok&&200===f.status?f.url:Promise.reject(new Error(f))}).then(function(f){location.href=f}).catch(function(f){b.aboted||window.alert('\u26A0\uFE0F'+f)}).finally(function(){return clearTimeout(d)})})();
*/
// minified w/ Babili c.f.
// https://babeljs.io/repl/
// TODO handle https
(() => {
'use strict';
if (location.hostname !== 'portal.nifty.com') {
location.href = 'http://portal.nifty.com';
}
// timeout
// https://gist.github.com/noromanba/7e76cd75d15e27b102007298a8156d8f
// TBD Promise based functionize
// `AbortController` required Chrome 66+ / Firefox 57+ / Safari 11.1+ c.f.
// https://developer.mozilla.org/en-US/docs/Web/API/AbortController
const controller = new AbortController();
const signal = controller.signal;
const TIMEOUT = 1000 * 5;
signal.onabort = () => {
window.alert('?timeout: ' + TIMEOUT / 1000 + ' sec elapsed');
};
const timer = setTimeout(() => controller.abort(), TIMEOUT);
// XXX `redirect: 'manual'` for avoid Mixed-Content and CORS, but not worked
// so request was blocked
// from pop-up
// http://portal.nifty.com/component/jigoku_pop.htm
// XXX API always returns `Location: http://...` in response header
const RANDOM_API = 'http://portal.nifty.com/cs/catalog/portal_headline/random/1.htm';
fetch(RANDOM_API, {
signal,
//credentials: 'same-origin', // dpz members required?
referrer: 'no-referrer',
}).then(res => {
if (!res.ok || res.status !== 200) {
return Promise.reject(new Error(res));
}
return res.url;
}).then(url => {
location.href = url;
}).catch(err => {
if (signal.aboted) return;
window.alert('⚠️' + err);
}).finally(() => clearTimeout(timer));
})();