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显示图书馆参考咨询联盟上文献的ssid号或dxid号（ssid不存在时），用于群组找书等场景；另外在搜索、详情页添加ucdrs和豆瓣的双向导航链接。
当前为
// ==UserScript==
// @name 图书馆参考咨询联盟获取ss号/dx号，以及ucdrs和豆瓣双向导航
// @namespace ucdrs.superlib.net
// @version 1.2.0
// @author Theron
// @match *://book.ucdrs.superlib.net/views/specific/*
// @match *://book.ucdrs.superlib.net/search*
// @match *://search.douban.com/book/subject_search*
// @match *://book.douban.com/subject_search*
// @match *://book.douban.com/tag/*
// @match *://book.douban.com/subject/*
// @match *://book.douban.com/series/*
// @match *://book.douban.com/works/*
// @match *://book.douban.com/author/*/books*
// @match *://book.douban.com/people/*/wish
// @match *://book.douban.com/people/*/do
// @match *://book.douban.com/people/*/collect
// @match *://www.douban.com/doulist/*
// @require https://libs.baidu.com/jquery/2.0.0/jquery.min.js
// @description 显示图书馆参考咨询联盟上文献的ssid号或dxid号（ssid不存在时），用于群组找书等场景；另外在搜索、详情页添加ucdrs和豆瓣的双向导航链接。
// @grant none
// @license Copyright Theron
// ==/UserScript==
(function () {
'use strict';
function slim(s) {
return s.replaceAll(/ +/g, "").trim();
}
function showbid(bookid, idtype) {
return `<p style="text-align: center; margin-top: 5px; margin-bottom: 5px;"><span style="color: red; font-size: 13px; padding-right: 3px;">${idtype}</span><span style="color: blue; font-size: 13px; font-weight: bold;">${bookid}</span></p>`;
}
if (location.href.includes("/subject_search")) {
$("div.item-root > div.detail > div.title").each((i, el) => {
let bookname = slim($(el).text());
$(el).find("a").after(' | <a style="font-size: 80%; color: orange;" href="http://book.ucdrs.superlib.net/search?sw=' + bookname + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
});
} else if (location.href.includes("/works")) {
$("div.bkdesc > a.pl2").each((i, el) => {
let bookname = slim($(el).text());
$(el).after(' | <a style="font-size: 80%; color: orange;" href="http://book.ucdrs.superlib.net/search?sw=' + bookname + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
});
} else if (location.href.match("/(series|tag|do|wish|collect)")) {
$("div.info > h2 > a").each((i, el) => {
let bookname = slim($(el).text());
$(el).after(' | <a style="font-size: 80%; color: orange;" href="http://book.ucdrs.superlib.net/search?sw=' + bookname + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
});
} else if (location.href.includes("/author")) {
$("h6 > a").each((i, el) => {
let bookname = slim($(el).text());
$(el).after(' | <a style="font-size: 80%; color: orange;" href="http://book.ucdrs.superlib.net/search?sw=' + bookname + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
});
} else if (location.href.includes("/doulist")) {
$("div.title > a").each((i, el) => {
let bookname = slim($(el).text());
let $src = slim($(el).parent().prev().prev().text());
if ($src == "来自：豆瓣读书") {
$(el).after(' | <a style="font-size: 80%; color: orange;" href="http://book.ucdrs.superlib.net/search?sw=' + bookname + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
}
});
} else if (location.href.includes("/subject")) {
let json = $("script[type='application/ld+json']").text();
let st = json.match(/"name" : "(.*?)",/)[1];
let m = json.match(/"isbn" : "(.*?)",/);
if (m) {
st = m[1];
$("div#mainpic > a.nbg").after('<br><a href="http://book.ucdrs.superlib.net/search?sw=' + st + '&bCon=&ecode=utf-8&channel=search&Field=All" target="_blank">参考联盟</a>');
}
else {
$("div#mainpic > a.nbg").after('<br><a href="http://book.ucdrs.superlib.net/search?sw=' + st + '&bCon=&ecode=utf-8&channel=search&Field=1" target="_blank">参考联盟</a>');
}
} else if (location.href.includes("/search")) {
$('td[id="b_img"]').each((i, el) => {
let bookid = $(el).parent("tr").find('input[name*="ssid"]').val();
let bookname = $(el).parent("tr").find('input[name*="title"]').val().replaceAll(/<.*?>/g, "");
if (bookname) {
$(el).next().find("a").after(' | <a href="https://search.douban.com/book/subject_search?search_text=' + bookname + '" target="_blank">豆瓣</a>');
}
if (bookid) {
$(el).after(showbid(bookid, "SS号"));
} else if ((bookid = $(el).find("a[href]").attr("href").match(/dxNumber=(\d+)/))) {
$(el).after(showbid(bookid[1], "DX号"));
}
});
} else if (location.href.includes("/views/specific/")) {
let m = $("script:contains(send_requestajax)").text().match(/ssn=(\d{3,})/);
let img = $("div.tubookimg>img:only-child");
if (m) {
img.after(showbid(m[1], "SS号"));
} else if ((m = location.href.match(/dxNumber=(\d+)/))) {
img.after(showbid(m[1], "DX号"));
}
let st = $("div.tutilte").text();
let m2 = $("div.tubox").find("dl").text().match(/【ISBN号】(.*?)\n/);
if (m2) {
st = m2[1];
}
img.after('<p style="text-align: center"><a href="https://search.douban.com/book/subject_search?search_text=' + st + '" target="_blank">豆瓣</a></p>');
}
})();