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Railsの日本語ガイドへのリダイレクトリンクを表示するUserScript
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// ==UserScript== | |
// @name Suggest Redirect from guides.rubyonrails.org to railsguides.jp | |
// @namespace http://tampermonkey.net/ | |
// @version 1.1.1 | |
// @description Railsの日本語ガイドへのリダイレクトリンクを表示する。 | |
// @author @mstssk | |
// @match https://guides.rubyonrails.org/* | |
// @match https://railsguides.jp/* | |
// @grant none | |
// @homepageURL https://gist.github.com/mstssk/277b51edba9cf46465fcd05020f6fad1/ | |
// @updateURL https://gist.githubusercontent.com/mstssk/277b51edba9cf46465fcd05020f6fad1/raw/redirect2railsguides.js | |
// @downloadURL https://gist.githubusercontent.com/mstssk/277b51edba9cf46465fcd05020f6fad1/raw/redirect2railsguides.js | |
// ==/UserScript== | |
(function () { | |
"use strict"; | |
const styles = ` | |
position: fixed; | |
top: 0; | |
padding: 4px; | |
background-color: rgba(256,256,256,0.9); | |
border-radius: 0 0 4px 0; | |
box-shadow: 0 0 2px 1px darkgrey; | |
z-index: 100; | |
`; | |
const href = document.location.href; | |
const en2ja = href.includes("guides.rubyonrails.org"); | |
const url = en2ja | |
? href.replace("https://guides.rubyonrails.org/", "https://railsguides.jp/") | |
: href.replace( | |
"https://railsguides.jp/", | |
"https://guides.rubyonrails.org/" | |
); | |
const html = en2ja | |
? `<a rel="alternate" hreflang="ja" href="${url}">日本語</a>` | |
: `<a rel="alternate" hreflang="en" href="${url}">English</a>`; | |
const div = document.createElement("div"); | |
div.innerHTML = html; | |
div.setAttribute("style", styles); | |
document.body.appendChild(div); | |
})(); |
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