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排除广告区域的专业级内容抓取工具
// ==UserScript==
// @name LinkedIn智能主页内容抓取器
// @namespace http://tampermonkey.net/
// @version 4.0
// @description 排除广告区域的专业级内容抓取工具
// @author Charlie
// @license MIT
// @match https://www.linkedin.com/company/*
// @match https://www.linkedin.com/company/builtinhob/*
// @grant GM_setClipboard
// @grant GM_notification
// ==/UserScript==
(function() {
'use strict';
// 广告容器特征
const AD_SELECTOR = 'div[data-testid="text-ads-container"]';
// 智能元素检测
const isInAdContainer = (element) => {
return element.closest(AD_SELECTOR) !== null;
};
// 创建防干扰按钮
const createSafeButton = () => {
const btn = document.createElement('button');
btn.id = 'safeCopyBtn';
btn.textContent = "🚀 安全复制";
// 按钮动态定位
Object.assign(btn.style, {
position: 'fixed',
left: '20px',
top: '50%',
transform: 'translateY(-50%)',
zIndex: 10000,
padding: '12px 24px',
background: '#2E7D32',
color: 'white',
borderRadius: '8px',
cursor: 'pointer',
boxShadow: '0 4px 6px rgba(0,0,0,0.2)',
transition: 'all 0.3s ease',
fontSize: '14px',
fontWeight: 'bold'
});
// 确保按钮不在广告容器内
document.body.appendChild(btn);
return btn;
};
// 增强型内容获取
const getFilteredContent = () => {
return Array.from(document.querySelectorAll('span[dir="ltr"]'))
.filter(span => {
// 多层过滤条件
return !isInAdContainer(span) &&
span.offsetParent !== null &&
span.getClientRects().length > 0;
})
.map(span => {
// 内容清洗
return span.innerText
.trim()
.replace(/\s{2,}/g, ' ')
.replace(/[\u00A0\u1680\u2000-\u200F\u202F\u205F\u3000]/g, ' ');
})
.filter(text => text.length > 10) // 过滤短文本
.join('\n\n━━━━━━━━━━\n\n'); // 专业分隔符
};
// 智能提示系统
const showSmartToast = (message, isError = false) => {
const toast = document.createElement('div');
Object.assign(toast.style, {
position: 'fixed',
bottom: '30px',
left: '50%',
transform: 'translateX(-50%)',
background: isError ? '#D32F2F' : '#388E3C',
color: 'white',
padding: '16px 32px',
borderRadius: '8px',
fontSize: '14px',
boxShadow: '0 4px 6px rgba(0,0,0,0.2)',
animation: 'fadeInOut 3s forwards'
});
toast.textContent = message;
// 添加动画效果
document.head.insertAdjacentHTML('style', `
@keyframes fadeInOut {
0% { opacity: 0; bottom: 0; }
10% { opacity: 1; bottom: 30px; }
90% { opacity: 1; bottom: 30px; }
100% { opacity: 0; bottom: 60px; }
}
`);
document.body.appendChild(toast);
setTimeout(() => toast.remove(), 3000);
};
// 主逻辑
const init = () => {
// 清理可能存在的广告按钮
document.querySelectorAll(AD_SELECTOR + ' #safeCopyBtn').forEach(b => b.remove());
const btn = createSafeButton();
btn.addEventListener('click', () => {
try {
const content = getFilteredContent();
if (!content) {
showSmartToast('⚠️ 未发现有效内容', true);
return;
}
GM_setClipboard(content);
showSmartToast(`✅ 已安全复制 ${content.split('\n\n').length} 条优质内容`);
// 添加临时视觉反馈
btn.style.transform = 'translateY(-50%) scale(0.95)';
setTimeout(() => {
btn.style.transform = 'translateY(-50%) scale(1)';
}, 100);
} catch (error) {
showSmartToast(`❌ 安全复制失败: ${error.message}`, true);
}
});
// 防御性DOM监听
new MutationObserver(() => {
if (!document.body.contains(btn)) {
document.body.appendChild(btn);
}
}).observe(document.body, { childList: true });
};
// 安全启动
if (document.readyState === 'loading') {
window.addEventListener('DOMContentLoaded', init);
} else {
setTimeout(init, 1000); // 等待动态内容加载
}
})();