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一个油猴脚本，支持提取当前文献页面的标题或DOI并一键跳转到其他网页进行搜索，目前支持网站：Sci Hub、ResearchGate、PubPeer、Google Scholar和Web of Science。
// ==UserScript==
// @name 文献小助手（Literature Assistant）
// @version 0.0.1
// @author occasional15
// @homepage https://github.com/occasional15/Literature-Assistant
// @namespace https://github.com/occasional15/Literature-Assistant
// @description 一个油猴脚本，支持提取当前文献页面的标题或DOI并一键跳转到其他网页进行搜索，目前支持网站：Sci Hub、ResearchGate、PubPeer、Google Scholar和Web of Science。
// @match *://*/*
// @license MIT
// @grant none
// @run-at document-end
// ==/UserScript==
(function() {
'use strict';
// 样式增强版
const style = document.createElement('style');
style.textContent = `
.qs-container {
position: fixed;
bottom: 20px;
right: 20px;
z-index: 2147483647;
font-family: Arial, sans-serif;
}
.qs-main-btn {
width: 40px;
height: 40px;
border-radius: 50%;
background: #4285f4;
color: white;
border: none;
cursor: pointer;
transition: all 0.2s;
}
.qs-main-btn:hover {
transform: scale(1.1);
box-shadow: 0 3px 12px rgba(66,133,244,0.3);
}
.qs-menu {
display: none;
position: absolute;
bottom: 50px;
right: 0;
background: white;
box-shadow: 0 4px 15px rgba(0,0,0,0.15);
border-radius: 10px;
min-width: 180px;
padding: 8px 0;
}
.qs-container.active .qs-menu {
display: block;
animation: fadeIn 0.2s ease-out;
}
.qs-item {
display: flex;
align-items: center;
padding: 12px 16px;
border: none;
background: none;
text-align: left;
cursor: pointer;
color: #2c3e50;
font-size: 14px;
transition: background 0.2s;
}
.qs-item:hover {
background: #f8f9fa;
}
.qs-item::before {
content: '';
display: inline-block;
width: 20px;
height: 20px;
margin-right: 12px;
background-size: contain;
}
/* 各平台图标 */
.qs-item[data-search-engine="scihub"]::before {
background-image: url('https://sci-hub.se/favicon.ico');
}
.qs-item[data-search-engine="scholar"]::before {
background-image: url('https://scholar.google.com/favicon.ico');
}
.qs-item[data-search-engine="researchgate"]::before {
background-image: url('https://www.researchgate.net/favicon.ico');
}
.qs-item[data-search-engine="pubpeer"]::before {
background-image: url('https://pubpeer.com/favicon.ico');
}
.qs-item[data-search-engine="wos"]::before {
background-image: url('https://www.webofscience.com/favicon.ico');
}
@keyframes fadeIn {
from { opacity: 0; transform: translateY(10px); }
to { opacity: 1; transform: translateY(0); }
}
`;
document.head.appendChild(style);
// 创建按钮结构
const container = document.createElement('div');
container.className = 'qs-container';
container.innerHTML = `
<button class="qs-main-btn">🔍</button>
<div class="qs-menu">
<button class="qs-item" data-search-engine="scihub">Sci Hub</button>
<button class="qs-item" data-search-engine="researchgate">ResearchGate</button>
<button class="qs-item" data-search-engine="pubpeer">PubPeer</button>
<button class="qs-item" data-search-engine="scholar">Google Scholar</button>
<button class="qs-item" data-search-engine="wos">Web of Science</button>
</div>
`;
document.body.appendChild(container);
// 主按钮交互
container.querySelector('.qs-main-btn').addEventListener('click', (e) => {
e.stopPropagation();
container.classList.toggle('active');
});
// 点击页面其他区域关闭
document.addEventListener('click', () => {
container.classList.remove('active');
});
// 精准标题提取
function getArticleTitle() {
const metaTags = [
'citation_title',
'og:title',
'DC.Title',
'title'
].map(name =>
document.querySelector(`meta[name="${name}"], meta[property="${name}"]`))
.find(tag => tag);
if (metaTags?.content) {
return metaTags.content.replace(/\s*\-\s*.+$/, ''); // 移除网站后缀
}
const headings = Array.from(document.querySelectorAll('h1')).find(h1 => {
const text = h1.textContent.trim();
return text.length > 10 && !text.includes('404');
});
if (headings) {
return headings.textContent
.replace(/[\n\r\t]/g, ' ')
.replace(/\s{2,}/g, ' ')
.trim();
}
return document.title
.replace(/( - PubMed)?( - ScienceDirect)?( \| SpringerLink)?$/, '')
.replace(/^[\s\S]{120}[\s\S]*/, m => m.slice(0, 120) + '...');
}
// 提取 DOI
function getArticleDOI() {
const metaTags = [
'citation_doi',
'dc.identifier',
'dc.identifier.doi'
].map(name =>
document.querySelector(`meta[name="${name}"], meta[property="${name}"]`))
.find(tag => tag);
return metaTags ? metaTags.content : null;
}
// 智能搜索URL生成器
const searchEngines = {
scihub: doi => {
if (doi) {
return `https://sci-hub.sidesgame.com/${doi}`;
}
return null;
},
scholar: title => `https://scholar.google.com/scholar?q=${encodeURIComponent(title)}&hl=en`,
researchgate: title => `https://www.researchgate.net/search?q=${encodeURIComponent(title)}`,
pubpeer: title => `https://pubpeer.com/search?q=${encodeURIComponent(title)}&type=publication`,
wos: title => `https://webofscience.clarivate.cn/wos/alldb/advanced-search`
};
// 事件委托处理点击
document.addEventListener('click', (e) => {
if (!e.target.classList.contains('qs-item')) return;
const engine = e.target.dataset.searchEngine;
const title = getArticleTitle();
const doi = getArticleDOI();
// 生成目标URL
const generator = searchEngines[engine];
if (!generator) return;
let targetURL;
if (engine === 'scihub') {
targetURL = generator(doi);
if (!targetURL) {
console.error('未找到文章的 DOI，无法跳转到 Sci Hub 搜索。');
return;
}
} else {
targetURL = generator(title);
}
window.open(targetURL, '_blank');
});
})();