在豆瓣图书页面提取图书信息并生成格式化文件名
// ==UserScript==
// @name 豆瓣图书文件名生成
// @namespace https://github.com/NanamiMio/UserScripts
// @version 0.1
// @description 在豆瓣图书页面提取图书信息并生成格式化文件名
// @author Mio (with ChatGPT and DeepSeek)
// @match https://book.douban.com/subject/*
// @icon https://book.douban.com/favicon.ico
// @run-at document-start
// ==/UserScript==
// 参考：电子书文件命名风格(https://github.com/bingmaxx/0x07/blob/master/2023/ebook-rename.md)
(function() {
'use strict';
// 获取图书信息
const getBookInfo = () => {
const info = {};
const infoDiv = document.querySelector('#info');
if (!infoDiv) return info; // 如果找不到 #info，直接返回空对象
// 获取 #info 的所有子节点
const nodes = infoDiv.childNodes;
let currentLine = '';
const lines = [];
// 遍历子节点
nodes.forEach(node => {
if (node.nodeName === 'BR') {
// 遇到 <br>，将当前行的文本添加到 lines 中
if (currentLine) {
lines.push(currentLine);
currentLine = ''; // 重置当前行
}
} else if (node.nodeType === Node.TEXT_NODE || node.nodeType === Node.ELEMENT_NODE) {
// 如果是文本节点或元素节点，提取其文本内容并添加到当前行
currentLine += node.textContent.replace(/\s+/g, ' ').trim();
}
});
// 处理最后一行（如果没有以 <br> 结尾）
if (currentLine) {
lines.push(currentLine);
}
console.debug(lines);
// 定义信息的映射关系
const keyMap = {
'作者': 'author',
'出版社': 'publisher',
'副标题': 'subtitle',
'译者': 'translator',
'出版年': 'year',
'ISBN': 'isbn'
};
// 逐行处理
lines.forEach(line => {
for (const [key, value] of Object.entries(keyMap)) {
if (line.startsWith(key)) {
info[value] = line.replace(`${key}:`, '').trim();
break; // 找到匹配项后跳出循环
}
}
});
// 获取书名
const titleElement = document.querySelector('h1 span');
info.title = titleElement ? titleElement.textContent.trim() : '';
return info;
};
// 格式化作者名
const formatAuthor = (author) => {
// 正则表达式匹配国别符号（如 [、【、(、（）以及括号内容，并提取第一个作者名
const regex = /(?:\[[^\]]+\]|【[^】]+】|\([^\)]+\)|（[^）]+）)?\s*([^\/（）()，]+)/;
const match = author.match(regex);
let formattedAuthor = match ? match[1].trim() : '';
// 如果作者名以 " 著"、" 译"、" 主编" 结尾，删去最后一个空格和之后的字
const suffixRegex = /(\s著|\s译|\s主编)$/;
if (suffixRegex.test(formattedAuthor)) {
formattedAuthor = formattedAuthor.replace(suffixRegex, '');
}
return formattedAuthor;
};
// 格式化出版年
const formatYear = (year) => {
const [yy, mm] = year.split('-');
const YY = yy.trim();
const MM = mm ? mm.trim() : '';
return MM ? `${YY}-${MM}` : YY;
};
// 处理特定的出版社替换
const formatPublisher = (publisher) => {
// 如果出版社以“三联书店”结尾，则替换为“三联书店”
if (publisher.endsWith('三联书店')) {
return '三联书店';
}
return publisher;
};
// 生成文件名
const generateFileName = (info) => {
const author = info.author ? formatAuthor(info.author) : '';
const title = info.title + (info.subtitle ? `：${info.subtitle}` : '');
const translator = info.translator ? `${formatAuthor(info.translator)}译_`: '';
const publisher = formatPublisher(info.publisher);
const year = info.year ? `_${formatYear(info.year)}` : '';
const isbn = info.isbn ? `[${info.isbn}]` : '';
return `${author}《${title}》${translator}${publisher}${year}${isbn}`;
};
// 创建文件名展示区域
const createFileNameDisplay = (fileName) => {
const container = document.createElement('div');
container.style.display = 'flex';
container.style.alignItems = 'center';
container.style.width = '100%';
const input = document.createElement('input');
input.type = 'text';
input.value = fileName;
input.style.border = 'none';
input.style.padding = '1px 0px';
input.style.whiteSpace = 'nowrap';
const span = document.createElement('span');
span.style.position = 'absolute';
span.style.visibility = 'hidden';
span.style.whiteSpace = 'nowrap';
span.style.fontFamily = getComputedStyle(input).fontFamily;
span.style.fontSize = getComputedStyle(input).fontSize;
document.body.appendChild(span);
const adjustInputWidth = () => {
span.textContent = input.value || ' ';
input.style.width = `${span.offsetWidth + 1}px`;
};
adjustInputWidth();
input.addEventListener('input', adjustInputWidth);
const copyButton = document.createElement('button');
copyButton.innerHTML = `
<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="#666" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect>
<path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path>
</svg>
`;
copyButton.style.border = 'none';
copyButton.style.background = 'none';
copyButton.style.cursor = 'pointer';
copyButton.style.padding = '5px';
copyButton.style.fontSize = '16px';
copyButton.style.color = '#666';
copyButton.style.flexShrink = '0';
copyButton.style.display = 'flex';
copyButton.style.alignItems = 'center';
copyButton.style.justifyContent = 'center';
// copyButton.style.height = '20px'; // 设置按钮高度
copyButton.title = '复制';
const tooltip = document.createElement('div');
tooltip.textContent = '已复制';
tooltip.style.position = 'fixed';
tooltip.style.color = '#42bd56';
tooltip.style.fontSize = '12px';
tooltip.style.display = 'none';
tooltip.style.zIndex = '1000';
tooltip.style.pointerEvents = 'none';
document.body.appendChild(tooltip);
const style = document.createElement('style');
style.textContent = `
@keyframes fadeIn {
from { opacity: 0; }
to { opacity: 1; }
}
@keyframes fadeOut {
from { opacity: 1; }
to { opacity: 0; }
}
.fade-in {
animation: fadeIn 0.2s ease-in-out;
opacity: 1;
}
.fade-out {
animation: fadeOut 0.2s ease-in-out;
opacity: 0;
}
`;
document.head.appendChild(style);
copyButton.addEventListener('click', () => {
navigator.clipboard.writeText(input.value).then(() => {
const buttonRect = copyButton.getBoundingClientRect();
tooltip.style.left = `${buttonRect.right + 5}px`;
tooltip.style.top = `${buttonRect.top - 15}px`;
// 重置动画状态
tooltip.style.display = 'block';
tooltip.classList.remove('fade-out'); // 确保没有淡出的状态
void tooltip.offsetWidth; // 强制重绘，确保重新触发动画
tooltip.classList.add('fade-in');
setTimeout(() => {
tooltip.classList.remove('fade-in');
tooltip.classList.add('fade-out');
}, 1000);
tooltip.addEventListener('animationend', (event) => {
if (event.animationName === 'fadeOut') {
tooltip.style.display = 'none';
tooltip.classList.remove('fade-out');
}
}, { once: true }); // 确保只触发一次
});
});
container.appendChild(input);
container.appendChild(copyButton);
return container;
};
// 主函数
const main = (subjectWrapDiv) => {
const bookInfo = getBookInfo();
if (bookInfo.title && bookInfo.publisher) {
const fileName = generateFileName(bookInfo);
const fileNameDisplay = createFileNameDisplay(fileName);
console.log(JSON.stringify(bookInfo));
subjectWrapDiv.appendChild(fileNameDisplay);
}
};
// 使用 MutationObserver 监听页面变化，找到 .subjectwrap 后再检查图书信息
const observer = new MutationObserver((mutations, obs) => {
mutations.forEach(mutation => {
// 检查新增的节点
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && node.matches('.subjectwrap')) {
main(node);
obs.disconnect(); // 停止观察
}
});
});
});
// 开始观察页面变化
observer.observe(document.documentElement, { childList: true, subtree: true });
})();