Greasy Fork

电子书页获取豆瓣信息失败，标签信息变化，已修复，请merge代码

// ==UserScript==
// @name new_douban_marks_on_amazon
// @namespace new_douban_marks_on_amazon
// @version 0.4
// @include https://www.amazon.cn/*
// @connect douban.com
// @grant GM_xmlhttpRequest
// author https://github.com/spin6lock
// @description Display douban.com book rating on amazon.cn
// @description:zh-cn 在中国亚马逊图书页面显示豆瓣评分

// ==/UserScript==

var $ = function(selector){
return document.querySelectorAll(selector);
};

var final_main = function(){
//var nav = $('.nav-category-button a').text;
//if(nav !== "图书") {
// return;
//}

var isbn = "";
var olink = "";

var infos = $("div.content b");
//遍历目标节点获取isbn
for (var i = 0; i <= 10; i++) {
var info = infos[i];
if (info.textContent == "ISBN:") {
isbn = info.nextSibling.data;
isbn = isbn.split(",")[0].substring(1);
break;
}
}

var xht2 = function(pnum){
GM_xmlhttpRequest({
method: 'GET',
url: 'http://api.douban.com/book/subject/isbn/' + isbn + '?alt=json',
onload: function(res) {
var rejson = JSON.parse(res.responseText);
var numRaters = rejson['gd:rating']['@numRaters'];
var average = rejson['gd:rating']['@average'];
var link = rejson.link[1]['@href'];
//var emp = $('.buying')[pnum];
var emp = document.querySelector('.badge-wrapper');
var pos;
if(average < 1) pos = -151;
else if(average == 10) pos = -1;
else pos = Math.round(average ) * 15 - 150 + 1;
var htmlstr = document.createElement("span");
htmlstr.innerHTML = " | 豆瓣评分:                   ";
if(numRaters < 10) htmlstr.innerHTML += " 少于10人评价 链接";
else htmlstr.innerHTML += ""+ average +" ("+ numRaters +"人评价) 链接";
emp.appendChild(htmlstr);
}
});
};
//若找不到ISBN，初步认为此页是电子书页面
if(isbn === '') {
//var olinks = $(".tmm_bookTitle a");
var flag = false;
var olinks = $(".a-button-text");
for (var j = 0; j <= olinks.length; j++) {
olink = olinks[j];
if(olink) {
for (var k = 0; k < olink.childNodes.length; k++) {
if(olink.childNodes[k].textContent == "平装"){
olink = olink.href;
flag = true;
break;
//olink = olink.split("/")[5];
//olink = 'http://www.amazon.cn/dp/'+ olink;
}
}
}
if(flag) {
break;
}
}

GM_xmlhttpRequest({
method: 'GET',
url: olink,
onload: function(res) {
//ajax返回的HTML文档实为string类型
var el = document.createElement('div');
el.innerHTML = res.responseText;

var isbns = el.querySelectorAll("div.content b");
for (var i = 0; i <= 10; i++) {
var info = isbns[i];
if (info.textContent == "ISBN:") {
isbn = info.nextSibling.data;
isbn = isbn.split(",")[0].substring(1);
break;
}
}
xht2(3);//电子书
return;
}
});
}

xht2(2);//纸书

};
final_main();

@myme5261314 谢谢，刚刚找这段代码才看到。。。greasyfork要怎么merge的？