zhihu-simplification

a simplification version of zhihu homepage

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Userscripts ,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         zhihu-simplification
// @namespace
// @version      1.0.7
// @description  a simplification version of zhihu homepage
// @author       Rika
// @match        *://*.zhihu.com/
// @grant        none
// @namespace https://greasyfork.org/users/165948
// ==/UserScript==

const block_keyword = [
	"你可能感兴趣",
	"热门内容",
	"广告",
];

const block_check_regex = new RegExp(block_keyword.
	map(k => '(?:'+k+')').
	join('|'));

(function() {
	let insertAfter = (function(el, referenceNode) {
		referenceNode.parentNode.insertBefore(el, referenceNode.nextSibling);
	});

	let addGlobalStyle = (function(css) {
		var head, style;
		head = document.getElementsByTagName('head')[0];
		if (!head) { return; }
		style = document.createElement('style');
		style.type = 'text/css';
		style.innerHTML = css;
		head.appendChild(style);
	});

	let add_li = (function(container, icon, text, url, number) {
		let a = document.createElement("a");
		let span = document.createElement("span");
		let li = document.createElement("li");
		icon.setAttribute("style", "height:16px;width:16px;padding-left:1px;padding-right:1px;");
		span.innerText = text;
		a.className = "Button GlobalSideBar-navLink Button--plain";
		span.className = "GlobalSideBar-navText";
		li.className = "GlobalSideBar-navItem";
		a.appendChild(icon);
		a.appendChild(span);
		a.href = url;
		if(number)
		{
			let n = document.createElement("span");
			n.className = "GlobalSideBar-navNumber";
			n.innerText = number;
			a.appendChild(n);
		}
		li.appendChild(a);
		container.appendChild(li);
	});

	let move_TopstoryHeader_nav_element = (function()
	{
		try {
			let TopstoryHeader = document.querySelector("div.TopstoryHeader");
			if(TopstoryHeader) {
				TopstoryHeader.parentElement.hidden = true;
				const ul = document.querySelector("ul.GlobalSideBar-navList");
				const write = TopstoryHeader.querySelector("a[href$=\"//zhuanlan.zhihu.com/write\"] svg").cloneNode(true);
				add_li(ul, write, "写文章", "//zhuanlan.zhihu.com/write");
				const draft = TopstoryHeader.querySelector("a.TopstoryHeader-rightItem[href$=\"/draft\"]");
				if(draft) {
					const draft_number_match = draft.innerText.match(/\d+/);
					const draft_number =  draft_number_match ? draft_number_match[0] : undefined;
					const paper = TopstoryHeader.querySelector("a[href$=\"/question\"] svg").cloneNode(true);
					add_li(ul, paper, "草稿", "/draft", draft_number);
				}
			}
		} catch(e) {
			console.log(e);
		}
	});

	move_TopstoryHeader_nav_element();

	addGlobalStyle(`
		img.Avatar { border-radius: 12px; }
		a.AppHeader-navItem[href$="/topic"] { display:none; }
		div.Sticky div.Card:first-child, div.Sticky div.Card.Banner, div.Sticky footer{ display:none; }
		button.Button.FollowButton.ContentItem-action.Button--blue ~ .Popover.ContentItem-action { display:none; }
		div.RichContent.is-collapsed .Popover.ContentItem-action { display:none; }
		div.RichContent.is-collapsed .Button.VoteButton.VoteButton--down { display:none; }
		div.RichContent.is-collapsed .Button.VoteButton svg { fill: currentColor; margin-right: 6px; }
		div.RichContent.is-collapsed .Button.VoteButton { border: 0px; background:transparent; color: #8590a6; margin-left: -10px; margin-right: -12px;}
		div.RichContent.is-collapsed .Button.VoteButton:hover { background:transparent; color: #7a8599; }
		div.RichContent.is-collapsed .Button.VoteButton::after { content: " 赞同"; }
		div.RichContent.is-collapsed .Button.LikeButton.ContentItem-action svg { fill: currentColor; margin-right: 6px; }
		div.RichContent.is-collapsed .Button.LikeButton.ContentItem-action { border: 0px; background:transparent; color: #8590a6; margin-left: -10px; margin-right: -12px; }
		div.RichContent.is-collapsed .Button.LikeButton.ContentItem-action:hover { background:transparent; color: #7a8599; }
		div.RichContent.is-collapsed .Button.LikeButton.ContentItem-action::after { content: " 赞同"; }
		div.RichContent.is-collapsed .ContentItem-actions  { padding-bottom: 6px; }
		div.RichContent.is-collapsed .ContentItem-actions  { padding-bottom: 6px; }
		div.Card.TopstoryItem div.AuthorInfo { display:none; }
		div.Card.TopstoryItem div.AuthorInfo.shown { display:flex; }
		div.Card.TopstoryItem div.FeedSource .AuthorInfo-name { font-weight:normal; color:#8590a6; }
		div.Card.TopstoryItem div.FeedSource .UserLink-link { color:#8590a6; }
		li.GlobalSideBar-navItem.GlobalSideBar-serviceItem,
		li.GlobalSideBar-navItem.GlobalSideBar-publicEditItem,
		li.GlobalSideBar-navItem.GlobalSideBar-copyrightItem { display:none; }
	`);

	const mainFrame = document.querySelector(".TopstoryMain");
	const sticky = document.querySelector("div.Sticky");
	const draft = document.querySelector("div.TopstoryHeader a.TopstoryHeader-rightItem");

	document.querySelector("div.SearchBar-input input").placeholder='搜索知乎…';

	let ob_mainFrame = new MutationObserver(function (mutations) {
		try {
			mainFrame.querySelectorAll("div.Card.TopstoryItem").forEach(e => {
				if(e.classList.contains("moded")) {
					return;
				} else if (e.innerText.match(block_check_regex)) {
					e.classList.add("moded");
					e.hidden = true;
				} else {
					e.classList.add("moded");
					let author = e.querySelector("div.AuthorInfo");
					if(author)
					{
						author.setAttribute("style", "margin-top:14px; margin-bottom:-4px;");
						let ContentItem = e.querySelector("div.ContentItem");
						let RichContent = e.querySelector("div.RichContent");
						ContentItem.insertBefore(author,RichContent);

						let feed = e.querySelector("div.FeedSource .FeedSource-firstline");
						if(feed && feed.innerText.match(/赞同了|赞了|收藏了/))
						{
							let author_name = author.querySelector("span.AuthorInfo-name").cloneNode(true);
							let feed_message_node = [...feed.childNodes].find(e => e.nodeType == Node.TEXT_NODE && e.nodeValue.match(/赞同了|赞了|收藏了/));
							let feed_message = feed_message_node.nodeValue;
							let index = feed_message.indexOf("了");
							author_name.setAttribute("style", "margin-top:14px; display:inline-block; margin-left:4px; margin-right:4px; margin-top:0px;");
							let feed_message_1 = document.createTextNode(feed_message.substr(0, index + 1));
							let feed_message_2 = document.createTextNode('的' + feed_message.substr(index + 1));
							insertAfter(feed_message_2, feed_message_node);
							insertAfter(author_name, feed_message_node);
							insertAfter(feed_message_1, feed_message_node);
                            feed.removeChild(feed_message_node);
						} else if(feed) {
							let author_name = author.querySelector("span.AuthorInfo-name").cloneNode(true);
							author_name.setAttribute("style", "margin-top:14px; display:inline-block; margin-left:4px; margin-right:4px; margin-top:0px;");
							feed.appendChild(author_name);
							let feed_message = document.createTextNode('的' + (e.querySelector(".Button.VoteButton.VoteButton--up") ? '回答' : '文章'));
							feed.appendChild(feed_message);
						} else if(feed === null && author.innerText.match(/回答了问题|发表了文章/)) {
							let div = document.createElement("div");
							let feed_meta = author.querySelector("div.AuthorInfo-content").cloneNode(true);
							div.className = "AuthorInfo Feed-meta-author AuthorInfo--plain shown";
							div.appendChild(feed_meta);
							feed_meta.setAttribute("style", "display:flex; margin-left:0;");
							e.querySelector("div.FeedSource").appendChild(div);
							author.querySelector("div.FeedSource-meta").hidden=true;
						}
					}
				}
			});
		} catch(e) {
			console.log(e);
		}
	});

	let ob_ContentItem = new MutationObserver(function (mutations) {
		try {
			mutations.forEach(mutation => {
				let e = mutation.target;
				if(e.tagName == 'DIV' && e.className == "RichContent") {
					if(e.previousSibling.classList.contains("AuthorInfo")){
						let author = e.previousSibling;
						author.classList.add("shown");
					}
				} else if(e.tagName == 'DIV' && e.className == "RichContent is-collapsed") {
					if(e.previousSibling.classList.contains("AuthorInfo")){
						let author = e.previousSibling;
						author.classList.remove("shown");
					}
				}
			});
		} catch(e) {
			console.log(e);
		}
	});

	let ob_sticky = new MutationObserver(function (mutations) {
		try {
			mutations.forEach(mutation => {
				mutation.addedNodes.forEach(e => {
					if(e.tagName != 'SPAN')
						e.hidden = true;
				});
			});
		} catch(e) {
			console.log(e);
		}
	});

	let ob_draft = new MutationObserver(function (mutations) {
		try {
			const span = document.querySelector("ul.GlobalSideBar-navList li:last-child span.GlobalSideBar-navNumber");
			const draft_number = mutations[0].target.innerText.match(/\d+/)[0];
			if(!span) {
				let n = document.createElement("span");
				n.className = "GlobalSideBar-navNumber";
				n.innerText = draft_number;
				document.querySelector("ul.GlobalSideBar-navList li:last-child a").appendChild(n);
			} else {
				span.innerText = draft_number;
			}
		} catch(e) {
			console.log(e);
		}
	});

	ob_ContentItem.observe(mainFrame, {
		subtree: true,
		attributes: true,
		attributeFilter: ["class"],
	});
	ob_mainFrame.observe(mainFrame, {
		attributes: true,
		childList: true,
	});
	ob_sticky.observe(sticky, {
		subtree: true,
		childList: true,
	});
	ob_draft.observe(draft, {
		subtree: true,
		childList: true,
	});

}());