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获取当当、京东、豆瓣图书基本信息，自动复制图书书名、作者、出版社、价格等基本信息到剪贴板;默认页面打开1.5秒后显示“书目信息按钮”
// ==UserScript==
// @name 获取图书基本信息
// @namespace https://greasyfork.org/zh-CN/users/301997-qiu6406
// @version 0.1.5
// @description 获取当当、京东、豆瓣图书基本信息，自动复制图书书名、作者、出版社、价格等基本信息到剪贴板;默认页面打开1.5秒后显示“书目信息按钮”
// @author 404566950@qq.com
// @match http://*.dangdang.com/*
// @match https://*.dangdang.com/*
// @match https://*.jd.com/*
// @match https://book.douban.com/*
// @grant MIT
// ==/UserScript==
(function() {
'use strict';
// Your code here...
function copyBookInfo(content,message){
var aux = document.createElement("input");
aux.setAttribute("value", content);
document.body.appendChild(aux);
aux.select();
document.execCommand("copy");
document.body.removeChild(aux);
document.getElementById("b-copy").style.backgroundColor = "green";
document.getElementById("b-copy").value = "复制成功";
//alert("书目信息已复制到剪贴板，直接粘贴即可");
}
function insertButton(T,content){
var o=document.createElement("input");
o.id = "b-copy";
o.type = "button";
o.value = "复制书目信息";
o.style = "color: #fff; background-color: #5bc0de;border-color: #46b8da; display: inline-block;margin-bottom: 0;font-weight: @btn-font-weight;text-align: center;vertical-align: middle;touch-action: manipulation;cursor: pointer;background-image: none; border: 1px solid transparent;white-space: nowrap;";
o.addEventListener("click",copyBookInfo.bind(this,content));
T.appendChild(o);
//o = null;
}
function getBookInfo(){
var tempStr,title,author,pub,isbn,price,format,wrap;
var url = location.href;
if(url.indexOf("dangdang.com")>0){
//当当网
title = document.getElementsByTagName("h1")[0].innerText;
author = document.getElementById("author").innerText.substring(3);
pub = document.getElementsByClassName("t1")[1].innerText.substring(4);
tempStr = document.getElementsByClassName("key clearfix").item(0).innerHTML;
isbn = tempStr.substring(tempStr.indexOf("国际标准书号ISBN：")+11,tempStr.indexOf("国际标准书号ISBN：")+24);
price = document.getElementById("original-price").innerText;
format = tempStr.substring(25,28);
wrap = tempStr.substring(57,59);
Str = title+","+author+","+pub+","+isbn+","+price+","+format+","+wrap;
insertButton(document.getElementsByClassName("name_info")[0],Str);
//提示框样式1,如需使用注释样式2
//prompt("基本信息",title+","+author+","+pub+","+isbn+","+price);
//提示框样式2，如需使用注释样式1
//alert(title+","+author+","+pub+","+isbn+","+price);
};
if(url.indexOf("jd.com")>0){
//京东
title = document.getElementsByClassName("sku-name")[0].innerText;
author = document.getElementById("p-author").innerText;
if(document.getElementById("page_origin_price")==null) {price = document.getElementById("page_hx_price").innerText;}
else {price = document.getElementById("page_origin_price").innerText;}
pub = document.getElementsByClassName("parameter2")[0].childNodes[1].title;
isbn = document.getElementsByClassName("parameter2")[0].childNodes[3].title;
format = document.getElementsByClassName("parameter2")[0].childNodes[11].title;
wrap = document.getElementsByClassName("parameter2")[0].childNodes[13].title;
Str = title+","+author+","+pub+","+isbn+","+price+","+format+","+wrap;
insertButton(document.getElementsByClassName("sku-name")[0],Str);
//提示框样式1,如需使用注释样式2
//prompt("基本信息",title+","+author+","+pub+","+isbn+","+price);
//提示框样式2，如需使用注释样式1
//alert(title+","+author+","+pub+","+isbn+","+price);
};
if(url.indexOf("douban.com")>0){
//豆瓣
var info,infoObj,filter,Str;
//filter = new RegExp('[\[\]\|\`\(\)]','g');
info = '{'+document.getElementById("info").innerText.replace(new RegExp('\n','gm'),',').replace(new RegExp(',','g'),'","').replace(new RegExp(':','g'),'":"').replace(new RegExp('^'),'"').replace(new RegExp(',"$'),'')+'}';
infoObj = eval("("+info+")");
infoObj.title = document.getElementsByTagName("H1")[0].innerText;
Str = infoObj.title+","+infoObj.作者+","+infoObj.出版社+","+infoObj.ISBN+","+infoObj.定价+","+infoObj.装帧;
insertButton(document.getElementById("info"),Str);
//提示框样式1,如需使用注释样式2
//prompt("基本信息",infoObj.title+","+infoObj.作者+","+infoObj.出版社+","+infoObj.ISBN+","+"￥"+infoObj.定价);
//提示框样式2，如需使用注释样式1
//alert(infoObj.title+","+infoObj.作者+","+infoObj.出版社+","+infoObj.ISBN+","+infoObj.定价);
};
}
/*页面完全加载完成后，弹出提示框，T设置为1；页面加载即执行T设置为0。建议在当当网站设置为0，京东设置为1
var T=1;
if(T==1)window.onload = (event) => {getBookInfo();}
else getBookInfo();*/
//网页打开后1.5秒执行，可根据实际网速情况调整
setTimeout(getBookInfo,1500);
})();