iTunes AppStore QR code

Add QRCode to iTunes AppStore page.
当前为 2021-03-13 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         iTunes AppStore QR code
// @namespace    https://www.iplaysoft.com
// @version      1.01
// @description  Add QRCode to iTunes AppStore page.
// @author       X-Force
// @match        https://apps.apple.com/*
// @grant        none
// @require      https://cdn.staticfile.org/qrious/4.0.2/qrious.min.js
// @require      https://cdn.staticfile.org/jquery/3.4.1/jquery.slim.min.js
// @require     https://greasyfork.org/scripts/5392-waitforkeyelements/code/WaitForKeyElements.js?version=115012
// @run-at      document-idle
// ==/UserScript==


var $ = window.jQuery;
$(document).ready(function(){

    waitForKeyElements (".we-banner", addQR);

    //Story 下载标题图片
    var url = location.href.split('#')[0];
    var matchStory = url.match(/https?:\/\/apps\.apple\.com\/.+?\/story\/id([0-9]+)/);
    if(matchStory!==null){
        var storyId = matchStory[1];
        //var imgSrcset=document.getElementsByClassName("story__thumbnail")[0].children[0].srcset;
        var imgSrcset=document.getElementsByClassName("we-artwork__source")[0].srcset;
        if(imgSrcset!==null){
            var imgMatch=imgSrcset.match(/(https?:\/\/.+?.(jpg|webp))\s*/);
            if(imgMatch!==null && imgMatch[1]!==null){
                var imgUrl = imgMatch[1];
                console.log(imgUrl);
                var imgUrlVertical = imgUrl.replace(/\/(\d+)x(\d+)(\w+?)\.(jpg|webp)/,"/0x4096h.jpg");
                var imgUrlHorizon = imgUrl.replace(/\/(\d+)x(\d+)(\w+?)\.(jpg|webp)/,"/4096x0w.jpg");
                var myImgButton = document.createElement("div");
                myImgButton.innerHTML = '<a style="margin:20px auto;display:inline-block" target="_blank" href="'+imgUrlHorizon+'">下载封面图片 (横向)</a>&nbsp;&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;&nbsp;<a style="margin:20px auto;display:inline-block" target="_blank" href="'+imgUrlVertical+'">下载竖向';
                //document.getElementsByClassName("story-card--hero")[0].insertBefore(myImgButton, document.getElementsByClassName("story-card--hero")[0].firstChild);
                //document.getElementsByClassName("story-card")[0].appendChild(myImgButton);
                insertAfter(myImgButton,document.getElementsByClassName("story-card--hero")[0]);
            }
        }
    }
});

function insertAfter(newNode, referenceNode) {
    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
}

function addQR(){
    var url = location.href.split('#')[0];
    //iTunes 页面增加 QR Code
    if(document.title.match("Mac App Store")==null && url.match("\/app\/")){
        var regex = /\/id([0-9]+)/;
        var match = url.match(regex);
        var id = null;
        if(match!==null){
            id = match[1];
        }
        if(id!==null){
            var xurl = "itmss://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id="+id+"&mt=8&at=10laHZ";
            var mydiv = document.createElement("div");
            var html = '<style>#xf_itunes_link{display: inline-block;padding: 8px 22px;background: #228fff;color: #fff;font-size: 16px;border-radius: 6px;}#xf_itunes_link:hover{text-decoration:none}</style>';
            html = html + '<a id="xf_itunes_link" href="'+xurl+'">在 iTunes 中查看</a>';
            html = html + '<canvas id="qrcode" style="position:absolute;right:2px;top:64px;width:200px;height:200px"></canvas>';
            mydiv.innerHTML = html;
            document.getElementsByClassName("product-header")[0].appendChild(mydiv);
            document.getElementsByClassName("product-hero")[0].style.position="relative";
            var qrious = new QRious({
                element: document.getElementById('qrcode'),
                value: url,
                size: 400
            });
        }
    }
}