Add the source article to MSN News
当前为
// ==UserScript==
// @name msn-show-source
// @version 1.0.3
// @author Elanora Manson
// @description Add the source article to MSN News
// @license ISC
// @namespace Violentmonkey Scripts
// @match *://*.msn.com/*
// @match *://msn.com/*
// @runs-at document-start
// @grant none
// @homepageURL https://github.com/elanora96/msn-show-source
// ==/UserScript==
'use strict';
class CanonicalLinkObj {
constructor({ href }) {
this.href = href;
this.domainNameArr = /^(?:https?:\/\/)?(?:www\.)?([^/]+)/i.exec(href);
}
}
function getCanonicalLink() {
const canonicalLinkEl = document.head.querySelector('link[rel="canonical"]');
return !canonicalLinkEl ? null : new CanonicalLinkObj(canonicalLinkEl);
}
function makeBanner(id) {
const bannerHeight = '1.5rem';
const root = document.body.querySelector('#root');
if (root) root.style.marginTop = `calc(${bannerHeight} + 1rem)`;
const banner = document.createElement('div');
banner.setAttribute('id', id);
Object.assign(banner.style, {
position: 'absolute',
top: '0',
width: '100%',
display: 'grid',
gridTemplateColumns: '2fr 1fr',
gridTemplateRows: '1fr',
height: bannerHeight,
backgroundColor: 'var(--fill-color)',
color: 'var(--neutral-foreground-rest)',
borderBottom: '.1rem solid var(--neutral-foreground-hint)',
zIndex: '998',
padding: '.5rem 0',
textAlign: 'right',
});
banner.innerText = 'Searching for source link';
document.body.appendChild(banner);
return banner;
}
function updateBanner(id, link) {
var _a;
const banner =
(_a = document.getElementById(id)) !== null && _a !== void 0
? _a
: makeBanner(id);
banner.innerText = '';
const sourceContainer = document.createElement('span');
sourceContainer.innerText = 'Source article: ';
const anchor = document.createElement('a');
anchor.href = link.href;
anchor.style.color = 'var(--accent-foreground-rest)';
anchor.innerText = link.domainNameArr[1];
sourceContainer.appendChild(anchor);
banner.appendChild(sourceContainer);
}
(() => {
const id = 'msnBannerId';
makeBanner(id);
const observer = new MutationObserver(() => {
const canonicalLink = getCanonicalLink();
if (canonicalLink) {
observer.disconnect();
updateBanner(id, canonicalLink);
}
});
observer.observe(document.head, { childList: true, subtree: true });
})();