AmazonShortUrlButton

Amazonの商品ページに短縮したURLをクリップボードにコピーするボタンを追加する。

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         AmazonShortUrlButton
// @namespace    http://tampermonkey.net/
// @version      0.3.1
// @description  Amazonの商品ページに短縮したURLをクリップボードにコピーするボタンを追加する。
// @author       You
// @match        https://www.amazon.co.jp/*
// @grant        none
// @require      https://code.jquery.com/jquery-3.3.1.slim.js
// ==/UserScript==

(function() {
    var inputHtml = '<input type = "button" value = "URLをコピー" name="urlCopy" style="width:100%; font-size:small;margin-bottom:10px"><div id="copyMessage" style="text-align:center; width:100%; font-size:x-small; color:#0000ff;margin-botom:10px"></div>';

    $("#rightCol").prepend(inputHtml);
})();

$("input[name='urlCopy']").click(function(){
    var url = "";
    var protocol = location.protocol;
    var host = location.host;
    var list = location.pathname.split("/");
    if(list[2] == "dp"){
         url = protocol + "//" + host + "/"+ list[2] +"/"+ list[3];
    }else if(list[1] == "dp"){
         url = protocol + "//" + host + "/"+ list[1] +"/"+ list[2];
    }else if(list[1] == "gp"){
         url = protocol + "//" + host + "/"+ list[1] +"/"+ list[2] + "/" + list[3];
    }
    var copyTarget = document.createElement("textarea");
    copyTarget.textContent = url;
    var bodyElm = document.getElementsByTagName("body")[0];
    bodyElm.appendChild(copyTarget);
    copyTarget.select();
    var result = document.execCommand('copy');
    bodyElm.removeChild(copyTarget);
    $("#copyMessage").text("Copyed to clipboard.");
    setTimeout( function() {
        $("#copyMessage").text("");
    } , 2000 );
});