在ZJU图书馆页面添加功能按钮，自动复制在架可借书籍的信息（索书号、馆藏地点、书名、作者），并去重。
// ==UserScript==
// @name ZJUlib2Clipboard
// @namespace https://github.com/AlainAlan/ZJUlib2douban/tree/main
// @version 0.6
// @description 在ZJU图书馆页面添加功能按钮，自动复制在架可借书籍的信息（索书号、馆藏地点、书名、作者），并去重。
// @author AlainAllen
// @match *://opac.zju.edu.cn/*?func=item-global&doc_library=ZJU01&doc_number=*
// @icon https://www.google.com/s2/favicons?sz=64&domain=csdn.net
// @grant GM_setClipboard
// @license MIT
// ==/UserScript==
(function () {
'use strict';
// Function to extract book information from the table
function extractBookInfo() {
let rows = document.querySelectorAll("table tr"); // Select all rows in the table
let availableBooks = [];
rows.forEach(row => {
let statusCell = row.querySelector("td:nth-child(2)"); // Status cell
let locationCell = row.querySelector("td:nth-child(3)"); // Location cell
let callNumberCell = row.querySelector("td:nth-child(4)"); // Call number cell
if (
statusCell &&
statusCell.textContent.includes("在架上") &&
locationCell &&
callNumberCell
) {
availableBooks.push({
callNumber: callNumberCell.textContent.trim(), // 索书号
location: locationCell.textContent.trim(), // 馆藏地
});
}
});
// Extract the book title and author from the specific table
let titleAndAuthorCell = document.querySelector("table[width='600px'] td");
let titleAndAuthorText = titleAndAuthorCell?.textContent.trim() || "未知书名与作者";
// Parse title and author
let [title, author] = titleAndAuthorText.split("/").map(item => item.trim());
title = title || "未知书名";
author = author || "未知作者";
return availableBooks.map(book => ({
callNumber: book.callNumber,
location: book.location,
title: title,
author: author
}));
}
// Function to deduplicate book information
function deduplicateBooks(books) {
let uniqueBooks = [];
let seen = new Set();
books.forEach(book => {
let key = `${book.callNumber}|${book.location}|${book.title}|${book.author}`;
if (!seen.has(key)) {
uniqueBooks.push(book);
seen.add(key);
}
});
return uniqueBooks;
}
// Function to copy book information to clipboard
function copyBookInfoToClipboard() {
let bookInfo = extractBookInfo();
let uniqueBookInfo = deduplicateBooks(bookInfo);
if (uniqueBookInfo.length > 0) {
let formattedText = uniqueBookInfo.map(info =>
`书名: ${info.title}\n作者: ${info.author}\n索书号: ${info.callNumber}\n馆藏地点: ${info.location}`
).join("\n\n");
GM_setClipboard(formattedText);
alert("在架书籍信息已复制到剪贴板！");
} else {
alert("没有可借书籍信息！");
}
}
// Function to create and append the floating button
function createFloatingButton() {
let button = document.createElement("button");
button.textContent = "复制可借书籍信息";
button.style.position = "fixed";
button.style.top = "10px";
button.style.right = "10px";
button.style.padding = "10px";
button.style.backgroundColor = "#007bff";
button.style.color = "#fff";
button.style.border = "none";
button.style.borderRadius = "5px";
button.style.cursor = "pointer";
button.style.zIndex = "9999";
button.addEventListener("click", copyBookInfoToClipboard);
document.body.appendChild(button);
}
// Initialize the script
createFloatingButton();
})();