知知乎乎（收藏夹双列；隐藏视频回答；加宽；区分问题和视频；多图预警）
// ==UserScript==
// @name zhi-hu
// @namespace https://gf.qytechs.cn/zh-CN/scripts/438709-zhi-hu
// @version 0.1.5
// @description 知知乎乎（收藏夹双列；隐藏视频回答；加宽；区分问题和视频；多图预警）
// @author Song
// @match *://www.zhihu.com/*
// @match *://zhuanlan.zhihu.com/*
// @license MIT
// @grant none
// ==/UserScript==
(function () {
function domesticate(text) {
const doc = new DOMParser().parseFromString(text, 'text/html');
return doc.body.firstChild;
}
function debounce(func, wait, immediate) {
let timeout;
let result;
const later = () => setTimeout(() => {
timeout = null;
if (!immediate) result = func.apply(this, arguments);
}, wait);
return function (...args) {
const context = this;
const callNow = immediate && !timeout;
clearTimeout(timeout);
timeout = later();
if (callNow) result = func.apply(context, args);
return result;
};
}
//region style
function addStyleElement() {
let el = document.createElement('style');
el.setAttribute('name', 'zhi_zhi_hu_hu');
document.head.appendChild(el);
}
/**
*
* @param {string} selector
* @param {Partial<CSSStyleDeclaration>} style
* @param {string[]} [important]
*/
function createRule(selector, style, important) {
const s = document.createElement('div').style;
Object.assign(s, style);
const text = s.cssText;
if (important && important.length > 0) {
throw new Error('un supported important');
}
return selector + `{${text}}`;
}
/**
* 插入样式表
*/
function insertCSS() {
let styleSheet = document.styleSheets[document.styleSheets.length - 1];
/**
*
* @param {string} selector
* @param {Partial<CSSStyleDeclaration>} style
* @param {string[]} [important]
*/
function appendRule(selector, style, important) {
styleSheet.insertRule(createRule(selector, style, important));
}
/*收藏栏的样式，变成双列*/
styleSheet.insertRule('.Modal--large.FavlistsModal {width: 600px;}');
styleSheet.insertRule('.Favlists-content .Favlists-item {width: 230px; float: left;}');
styleSheet.insertRule(' .Favlists-content .Favlists-item:nth-child(even){margin-left: 60px;}');
/*隐藏视频回答*/
styleSheet.insertRule('.VideoAnswerPlayer, .VideoAnswerPlayer video, .VideoAnswerPlayer-video, .VideoAnswerPlayer-iframe {height: 2px;}');
// styleSheet.insertRule('.ZVideoItem {height: 2px;}');
styleSheet.insertRule('.ContentItem.ZVideoItem {height: 8px;}');
styleSheet.insertRule('.ContentItem.EduSectionItem {height: 8px;}');
styleSheet.insertRule('.ZvideoItem .RichContent-cover{ height:8px; }');
styleSheet.insertRule('.ZvideoItem .RichContent-cover-inner{height:4px; }');
styleSheet.insertRule('.VideoAnswerPlayer video, nav.TopstoryTabs > a[aria-controls="Topstory-zvideo"]{height:4px; }');
/*区分问题 和 视频*/
let style = `font-weight: bold;font-size: 13px;padding: 1px 4px 0;border-radius: 2px;display: inline-block;vertical-align: top;margin: ${(location.pathname === '/search') ? '2' : '4'}px 4px 0 0;`
let styles = [
`.AnswerItem .ContentItem-title a:not(.zhihu_e_toQuestion)::before {content:'回答';color: #f68b83;background-color: #f68b8333;${style}}`,
`.TopstoryQuestionAskItem .ContentItem-title a:not(.zhihu_e_toQuestion)::before {content:'回答';color: #ff5a4e;background-color: #ff5a4e33;${style}}`,
`.ZVideoItem .ContentItem-title a::before, .ZvideoItem .ContentItem-title a::before {content:'视频';color: #00BCD4;background-color: #00BCD433;${style}}`,
`.ArticleItem .ContentItem-title a::before {content:'文章';color: #2196F3;background-color: #2196F333;${style}}`
];
styles.forEach(s => styleSheet.insertRule(s));
/*视频*/
styleSheet.insertRule('.ZVideoItem .RichContent{opacity: 0.5; color: #666 !important; font-style:italic !important;}');
/*调整列表中专栏文章的样式*/
styleSheet.insertRule('.ContentItem[itemprop=article]{opacity: 0.5; color: #666;font-style:italic;}');
styleSheet.insertRule('.ContentItem[itemprop=article] .ContentItem-title{color: #666; }');
/* 隐藏 footer */
styleSheet.insertRule('footer.Footer{display:none !important;}')
/* 多图预警的样式 */
appendRule('.cloakroom', {
position: 'relative', overflow: 'hidden',
width: '100%', height: '196px',
background: 'rgba(128, 160, 160, 0.8)'
});
/* appendRule('.cloak-image', {
position: 'absolute', margin: '0.5rem',
height: 'calc(100% - 1rem) !important', width: 'auto !important',
});*/
styleSheet.insertRule('.cloak-image { position: absolute; margin: 0.5rem !important; height: calc(100% - 1rem) !important; width: auto !important;}');
appendRule('.cloak-info', {
marginLeft: '20rem', fontSize: '14px',
display: 'flex', flexDirection: 'column', gap: '1rem',
alignItems: 'center', justifyContent: 'center',
color: 'rgb(255, 255, 255)', height: '100%',
});
appendRule('.div-btn', {
cursor: 'default', padding: '4px 1em',
border: '1px solid rgba(255, 255, 255, 0.5)', borderRadius: '999px',
});
/* 多图预警 小图 */
appendRule('.cloakroom.scarf', {height: '48px'});
appendRule('.scarf .scarf-hidden, .scarf-show', {display: 'none'});
appendRule('.scarf .scarf-show', {display: 'block'});
appendRule('.scarf .cloak-info', {flexDirection: 'row'});
}
/**
* 增宽
* @param {number} maxWidth
*/
function widening(maxWidth) {
const ww = window.innerWidth - 30;
if (ww < 1000) return;
let w = ww > maxWidth ? maxWidth : ww;
let styleSheet = document.styleSheets[document.styleSheets.length - 1];
styleSheet.insertRule('.Topstory-container, .QuestionHeader-main, .Question-main{min-width:' + w + 'px !important;}');
styleSheet.insertRule('.Topstory-mainColumn, .Question-mainColumn{width:' + (w - 300) + 'px !important;}');
styleSheet.insertRule('.QuestionHeader-content{padding-left:' + ((ww - w) / 2) + 'px !important;}');
// document.querySelector('.Topstory-container').style.minWidth = w + 'px';
// document.querySelector('.Topstory-mainColumn').style.width = (w - 300) + 'px';
// 专栏文章
styleSheet.insertRule('.Post-Main .Post-RichTextContainer {min-width:' + w + 'px !important;}');
}
//endregion
//region 多图预警
function createCloak(index, total) {
const text = `
<div tabindex="${index}" class="cloak-info" role="button">
<div>多图预警（<span>${index + 1}</span>/<span>${total}</span>）</div>
<div class="div-btn scarf-hidden" data-action="hide_me">隐藏此图</div>
<div class="div-btn scarf-hidden" data-action="hide_all">隐藏所有</div>
<div class="div-btn scarf-show" data-action="thumb_me">预览此图</div>
<div class="div-btn scarf-show" data-action="thumb_all">预览所有</div>
<div class="div-btn" data-action="collapse">收起</div>
</div>
</div>`
return domesticate(text);
}
/**
*
* @param {HTMLDivElement} item
*/
function handleContent(item) {
function collapseOnce() {
if(item.classList.contains('cloak-collapse')) {
return
}
item.classList.add('cloak-collapse');
const el = item.querySelector('.RichContent-collapsedText');
el?.parentElement?.click();
}
/**
*
* @param {'hide_me'|'hide_all'|'thumb_me'|'thumb_all'|'collapse'} action
* @param {HTMLDivElement} box
*/
function execute(action,box) {
switch (action) {
case 'hide_me': {
box.classList.add('scarf');
break;
}
case 'hide_all': {
const elements = item.querySelectorAll('figure div.cloakroom');
for (let j = 0; j < elements.length; j++) {
elements[j].classList.add('scarf');
}
console.info('[zhi-hu]', 'hide all', elements.length);
break;
}
case 'thumb_me': {
box.classList.remove('scarf');
break;
}
case 'thumb_all': {
const elements = item.querySelectorAll('figure div.cloakroom');
for (let j = 0; j < elements.length; j++) {
elements[j].classList.remove('scarf');
}
console.info('[zhi-hu]', 'thumb all', elements.length);
break;
}
case 'collapse': {
const el = item.querySelector('.RichContent-collapsedText');
el?.parentElement?.click();
}
}
}
const processed = item.querySelectorAll('figure div.cloakroom').length > 0;
const meta = item.querySelector('.ContentItem-meta');
console.info('[zhi-hu]', '处理文章', processed, meta.textContent);
if (processed) return;
const rc = item.querySelector('.RichContent');
const collapsed = rc.classList.contains('is-collapsed');
const r = rc.querySelector('.RichContent-inner');
const figures = r.querySelectorAll('figure');
const len = figures.length;
if (len === 1) {
const img = r.querySelector('figure img');
if (img.height < 500 || img.height / img.width < 1.5) {
return;
}
} else if (len < 2) {
return;
}
// item.classList.add('cloak-dagger');
for (let i = 0; i < len; i++) {
const figure = figures[i];
if (figure.querySelectorAll('img').length > 1) {
// 图片不适
continue;
}
const d = figure.querySelector('div');
const img = d.querySelector('img');
if (img.height / img.width < 0.2) {
// 跳过较矮的图片
d.classList.add('cloak-skip');
continue;
}
if (len > 4) {
d.classList.add('cloakroom', 'scarf');
} else {
d.classList.add('cloakroom');
}
img.classList.add('cloak-image', 'scarf-hidden');
const info = createCloak(i, len)
d.appendChild(info);
info.addEventListener('click', (e) => {
if (!e.target.classList.contains('div-btn')) return;
const action = e.target.dataset.action;
execute(action,d);
});
}
if (collapsed) {
const p = r.querySelectorAll('p').length;
const btn = rc.querySelector('.ContentItem-expandButton');
btn.textContent = `多图预警（${p} 段 ${len} 图）`;
} else {
if (len > 8) collapseOnce();
}
}
function handleList() {
const process = debounce(() => {
const list = document.querySelectorAll('.ContentItem');
console.info('[zhi-hu]', 'Content items', list.length);
for (let i = 0; i < list.length; i++) {
handleContent(list[i]);
}
}, 800)
// 在 main Column 监听 ，有可能失效。
// const question = document.querySelector('.Question-mainColumn');
const observer = new MutationObserver((mutations) => {
console.info('[zhi-hu]', 'observer mutations', mutations.length);
process();
});
observer.observe(document, {attributes: false, childList: true, subtree: true});
process();
}
//endregion
addStyleElement();
widening(1200);
insertCSS();
handleList();
})();
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