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在知乎答主主页统计回答的h-index
// ==UserScript==
// @name 知乎答主H指数统计
// @version 1.2
// @description 在知乎答主主页统计回答的h-index
// @author @高耗氧动物
// @namespace https://www.zhihu.com/people/czarja
// @match https://www.zhihu.com/people/*/answers*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_addStyle
// @license MIT
// ==/UserScript==
(function() {
'use strict';
GM_addStyle(`
.stats-loader {
padding: 12px 16px;
border-bottom: 1px solid #f0f2f7;
cursor: pointer;
color: #0084ff;
font-weight: 600;
display: flex;
align-items: center;
}
.stats-loader:hover {
background-color: #f6f6f6;
}
.stats-loader svg {
margin-right: 8px;
}
.stats-container {
padding: 12px 16px;
border-bottom: 1px solid #f0f2f7;
}
.stats-item {
margin-bottom: 8px;
display: flex;
justify-content: space-between;
}
`);
// 等待页面加载完成
window.addEventListener('load', function() {
const cardHeader = document.querySelector('.Card .Card-header');
if (!cardHeader) return;
// 找到Card-header的父元素
// const card = cardHeader.parentElement;
// if (!card) return;
// 创建加载按钮
const loader = document.createElement('div');
loader.className = 'stats-loader';
loader.innerHTML = `
<svg width="1.2em" height="1.2em" viewBox="0 0 24 24" fill="currentColor">
<path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zM9 17H7v-7h2v7zm4 0h-2V7h2v10zm4 0h-2v-4h2v4z"/>
</svg>
点击加载统计
`;
// 创建统计结果容器
const statsContainer = document.createElement('div');
statsContainer.className = 'stats-container';
statsContainer.style.display = 'none';
// 在Card-header之后插入元素
cardHeader.insertAdjacentElement('afterend', statsContainer);
cardHeader.insertAdjacentElement('afterend', loader);
let hIndex = 0;
loader.addEventListener('click', function() {
if (statsContainer.style.display === 'none') {
loader.innerHTML = `
<svg width="1.2em" height="1.2em" viewBox="0 0 24 24" fill="currentColor">
<path d="M12 4V1L8 5l4 4V6c3.31 0 6 2.69 6 6 0 1.01-.25 1.97-.7 2.8l1.46 1.46A7.93 7.93 0 0 0 20 12c0-4.42-3.58-8-8-8zm0 14c-3.31 0-6-2.69-6-6 0-1.01.25-1.97.7-2.8L5.24 7.74A7.93 7.93 0 0 0 4 12c0 4.42 3.58 8 8 8v3l4-4-4-4v3z"/>
</svg>
正在加载统计...
`;
// 设置一个间隔检查，因为有些内容可能是异步加载的
const interval = setInterval(function() {
// 查找所有可能的排序按钮
const buttons = document.querySelectorAll('#Popover4-toggle');
if (buttons[0].innerText.trim() !== "按赞同排序") {
buttons[0].click(); // 如果不是，则点击按钮
const buttons2 = document.querySelectorAll('#Select1-1');
buttons2[0].click()
}
clearInterval(interval);
(async () => {
const hIndex = await startAutoScroll();
//console.log(`finished with h= ${hIndex}`);
statsContainer.innerHTML = `
<div class="stats-item"><span>h-index:</span><span>${hIndex}</span></div>`;
statsContainer.style.display = 'block';
loader.innerHTML = `
<svg width="1.2em" height="1.2em" viewBox="0 0 24 24" fill="currentColor">
<path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zM9 17H7v-7h2v7zm4 0h-2V7h2v10zm4 0h-2v-4h2v4z"/>
</svg>
回答统计
`;
// 滚动回顶部
window.scrollTo({
top: 0,
behavior: 'smooth' // 平滑滚动
});
simulateEscapeKey();
})();
//console.log(`finished with h= ${hIndex}`);
}, 500); // 每500毫秒检查一次
// 10秒后如果还没找到，停止检查
setTimeout(() => clearInterval(interval), 10000);
} else {
statsContainer.style.display = 'none';
loader.innerHTML = `
<svg width="1.2em" height="1.2em" viewBox="0 0 24 24" fill="currentColor">
<path d="M19 3H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zM9 17H7v-7h2v7zm4 0h-2V7h2v10zm4 0h-2v-4h2v4z"/>
</svg>
点击加载统计
`;
}
});
});
function simulateEscapeKey() {
// 创建键盘事件
const escEvent = new KeyboardEvent('keydown', {
key: 'Escape',
code: 'Escape',
keyCode: 27, // ESC 键的 keyCode
bubbles: true, // 允许事件冒泡
cancelable: true // 允许事件被取消
});
// 触发事件（通常在 document 或特定元素上）
document.dispatchEvent(escEvent);
}
function startAutoScroll() {
return new Promise((resolve) => {
let scrollAttempts = 0;
const maxAttempts = 100;
const scrollDelay = 1500;
let hIndex = 0;
let prevAnswerLen = 0;
let curAnswerLen = 0;
const scrollInterval = setInterval(() => {
if (scrollAttempts >= maxAttempts) {
clearInterval(scrollInterval);
//console.log('已达到最大滚动次数，停止自动加载');
resolve(hIndex);
return;
}
window.scrollTo({
top: document.body.scrollHeight,
behavior: 'smooth'
});
//console.log(`第 ${scrollAttempts + 1} 次滚动到底部，等待新内容加载...`);
setTimeout(() => {
scrollAttempts++;
}, scrollDelay);
[hIndex, curAnswerLen] = extractData();
//console.log(hIndex, curAnswerLen)
if (hIndex < curAnswerLen) {
clearInterval(scrollInterval);
resolve(hIndex);
return;
} else {
prevAnswerLen = curAnswerLen;
}
}, scrollDelay + 500);
});
}
function extractData () {
const answers = [];
document.querySelectorAll('.ContentItem').forEach(item => {
const upvoteMeta = item.querySelector('meta[itemprop="upvoteCount"]');
const upvotes = upvoteMeta ? parseInt(upvoteMeta.getAttribute('content')) : 0;
answers.push(upvotes);
});
let hIndex = 0;
const n = answers.length;
for (let i = 0; i < n; i++) {
if (answers[i] >= i + 1) {
hIndex = i + 1;
} else {
break;
}
}
return [hIndex, n];
};
})();