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CC98 tools for previewing topic.
// ==UserScript==
// @name CC98 Tools - Topic Preview
// @version 1.0.1
// @description CC98 tools for previewing topic.
// @icon https://www.cc98.org/static/98icon.ico
// @author ml98
// @namespace https://www.cc98.org/user/name/ml98
// @license MIT
// @match https://www.cc98.org/*
// @match https://www-cc98-org-s.webvpn.zju.edu.cn:8001/*
// @grant none
// ==/UserScript==
/* eslint-env jquery */
(async function () {
if (typeof $ === 'undefined') {
return;
}
const boardsInfo = JSON.parse(localStorage.boardsInfo?.slice(4) || "[]");
const boards = Object.fromEntries(
boardsInfo
.map((i) => i.boards)
.flat()
.map((i) => [i.id, i.name])
);
init();
function init() {
const fragment = html(`
<div id="topic-preview-container" class="hide">
<style></style>
<header id="topic-preview-header">
<a id="topic-preview-title" target="_blank"></a>
<a id="topic-preview-board" target="_blank"></a>
</header>
<div id="topic-preview-body"></div>
<footer id="topic-preview-footer">
<button id="topic-preview-more" class="ant-btn ant-btn-primary">more</button>
</footer>
</div>
`);
document.documentElement.append(fragment);
const container = document.querySelector("#topic-preview-container");
const button = container.querySelector("#topic-preview-more");
$(button).on("click", more);
let timer1_id = 0;
let timer2_id = 0;
let timer3_id = 0;
$(document.body)
.on("mouseenter", "a", function (e) {
if (this.href?.match(/topic\/\d+/)) {
clearTimeout(timer2_id);
clearTimeout(timer3_id);
timer1_id = setTimeout(() => {
container.classList.remove("hide");
const topicId = this.href.match(/topic\/(\d+)/)[1];
preview(topicId);
}, 1000);
}
})
.on("mouseleave", "a", function (e) {
if (this.href?.match(/topic\/\d+/)) {
clearTimeout(timer1_id);
timer2_id = setTimeout(() => {
container.classList.add("hide");
}, 1500);
}
});
$(container)
.on("mouseenter", function (e) {
clearTimeout(timer2_id);
clearTimeout(timer3_id);
})
.on("mouseleave", function (e) {
timer3_id = setTimeout(() => {
container.classList.add("hide");
}, 1500);
});
if(true) {
container.querySelector("style").innerHTML = `
.focus-topic-title {
width: fit-content;
min-width: 1em;
}
/* container */
#topic-preview-container {
/*
left: 20%;
right: 20%;
top: 5%;
bottom: 15%;
border-radius: 12px;
transform: translateY(0%);
transition: 0.25s ease;
*/
left: 55%;
right: 0%;
top: 0%;
bottom: 0%;
border-radius: 12px 0 0 12px;
transform: translateX(0%);
transition: 0.25s ease;
position: fixed;
z-index: 10000000;
background: white;
padding: 20px;
box-shadow: 0px 0px 12px 2px #0008;
display: flex;
flex-direction: column;
}
#topic-preview-container.hide {
/*
transform: translateY(-110%);
*/
transform: translateX(110%);
}
/* header */
#topic-preview-header {
display: flex;
margin-bottom: 10px;
font-size: 1.25rem;
}
#topic-preview-title {
flex: 1;
}
#topic-preview-board {
margin-left: 10px;
display: flex;
align-items: center;
}
/* body */
#topic-preview-body {
margin-bottom: 10px;
flex: 1;
overflow: auto;
overscroll-behavior: none;
}
.topic-preview-post {
margin: 10px;
border-bottom: 3px dashed #0004;
}
.topic-preview-postInfo {
display: flex;
font-size: large;
margin-bottom: 10px;
}
.topic-preview-userName {
flex: 1;
margin-left: 0.5em;
}
.topic-preview-content {
display: block;
line-height: normal;
white-space: pre-wrap;
overflow-wrap: break-word;
}
.topic-preview-content * {
max-width: 100%;
}
.topic-preview-content img {
margin-top: 10px;
margin-bottom: 10px;
border-radius: 4px;
box-shadow: 0 0 5px 0px #0008;
}
.topic-preview-content img.topic-preview-emoji {
display: inline-block;
box-shadow: none;
}
.topic-preview-content blockquote {
padding-left: 1em;
max-height: 20em;
overflow: auto;
}
.topic-preview-content>blockquote>blockquote>blockquote>blockquote {
visibility: hidden;
height: 2rem;
}
.topic-preview-content>blockquote>blockquote>blockquote>blockquote:before {
visibility: visible;
content: '...';
}
.topic-preview-content iframe {
border: none;
}
.topic-preview-awards {
font-size: 0.5rem;
text-align: center;
}
.topic-preview-like {
display: flex;
justify-content: flex-end;
}
.topic-preview-like > div {
margin: 10px;
}
/* footer */
#topic-preview-footer {
margin: auto;
}
/* webkit-scrollbar */
#topic-preview-body::-webkit-scrollbar
{
width: auto;
height: auto;
}
#topic-preview-body::-webkit-scrollbar-track
{
background-color: #0001;
}
#topic-preview-body::-webkit-scrollbar-thumb
{
background-color: #8888;
border-radius: 100vw;
border: 5px solid #0000;
background-clip: content-box;
}
#topic-preview-body::-webkit-scrollbar-thumb:hover
{
background-color: #888;
}
#topic-preview-body::-webkit-scrollbar-thumb:active
{
background-color: #666;
}
`;
}
}
async function preview(topicId) {
const container = document.querySelector("#topic-preview-container");
if (topicId == container.topicId) {
return;
}
container.topicId = topicId;
container.page = 0;
const postContainer = container.querySelector("#topic-preview-body");
const title = container.querySelector("#topic-preview-title");
const board = container.querySelector("#topic-preview-board");
postContainer.innerHTML = "";
title.textContent = "";
board.textContent = "";
const topic = await getTopic(topicId);
const posts = await getTopic(topicId, 0);
title.href = "/topic/" + topicId;
title.textContent = topic.title;
board.href = "/board/" + topic.boardId;
board.textContent = boards[topic.boardId];
// console.log(posts.length);
if (posts.length == 10) {
container.page++;
}
for (const post of posts) {
postContainer.append(parsePost(post));
}
}
async function more() {
const container = document.querySelector("#topic-preview-container");
const postContainer = container.querySelector("#topic-preview-body");
const posts = await getTopic(container.topicId, container.page);
// console.log(container.page, posts.length);
if (posts.length == 10) {
container.page++;
}
while (postContainer.children.length % 10) {
postContainer.removeChild(postContainer.lastChild);
}
for (const post of posts) {
postContainer.append(parsePost(post));
}
}
function parsePost(post) {
const userName =
(post.isAnonymous
? "匿名" + post.userName.toUpperCase()
: post.userName) + (post.isLZ ? " (LZ)" : "");
const page = Math.floor((post.floor - 1) / 10) + 1, floor = post.floor % 10;
const content = parseUbb(post.content) + parseAwards(post.awards);
const firstTime = parseTime(post.time);
const lastTime = parseTime(post.lastUpdateTime);
const time = firstTime + (lastTime ? " | " + lastTime : "");
return html(`
<div class="topic-preview-post">
<div class="topic-preview-postInfo">
<div class="topic-preview-floor">
<a href="/topic/${post.topicId}/${page}#${floor}" target="_blank">#${post.floor}</a>
</div>
<div class="topic-preview-userName">
${post.isAnonymous
? `${userName}`
: `<a href="/user/id/${post.userId}" target="_blank">${userName}</a>`
}
</div>
<div class="topic-preview-time">${time}</div>
</div>
<article class="topic-preview-content">${content}</article>
<div class="topic-preview-like">
<div><i title="赞" class="fa fa-thumbs-o-up"></i> ${post.likeCount}</div>
<div><i title="踩" class="fa fa-thumbs-o-down"></i> ${post.dislikeCount}</div>
</div>
</div>
`);
}
function parseTime(time) {
if (!time) {
return "";
}
const t = new Date(time), now = new Date();
return t.toLocaleDateString() == now.toLocaleDateString() ?
t.toLocaleTimeString() : t.toLocaleString();
}
function parseUbb(text) {
if (!text) {
return "";
}
const emoji_base = '<img class="topic-preview-emoji" src="/static/images';
return text
.replace(/\[ac(\d+)\]/gi, emoji_base + '/ac-dark/$1.png">')
.replace(/\[a:(\d+)\]/gi, emoji_base + '/mahjong/animal2017/$1.png">')
.replace(/\[c:(018|049|096)\]/gi, emoji_base + '/mahjong/carton2017/$1.gif">')
.replace(/\[c:(\d+)\]/gi, emoji_base + '/mahjong/carton2017/$1.png">')
.replace(/\[f:(004|009|056|061|062|087|115|120|137|168|169|175|206)\]/gi,
emoji_base + '/mahjong/face2017/$1.gif">')
.replace(/\[f:(\d+)\]/gi, emoji_base + '/mahjong/face2017/$1.png">')
.replace(/\[(ms|tb)(\d+)\]/gi, emoji_base + '/$1/$1$2.png">')
.replace(/\[cc98(1[5-9]|2\d|3[067])\]/gi, emoji_base + '/cc98/cc98$1.png">')
.replace(/\[(em|cc98)(\d+)\]/gi, emoji_base + '/$1/$1$2.gif">')
.replace(/\[img(=\d)?\](.+?)\[\/img\]/gi, '<img src="$2">')
.replace(/\[url\](.+?)\[\/url\]/gi, '<a href="$1" target="_blank">$1</a>')
.replace(/\[url=([^\]]+?)\]\[\/url\]/gi, '<a href="$1" target="_blank">$1</a>')
.replace(/\[url=([^\]]+?)\](.+?)\[\/url\]/gi, '<a href="$1" target="_blank">$2</a>')
.replace(/\[video\](.+?)\[\/video\]/gi, '<video controls src="$1"></video>')
.replace(/\[audio\](.+?)\[\/audio\]/gi, '<audio controls src="$1"></audio>')
.replace(/\[upload(=[^\]]+?)?\](.+?)\[\/upload\]/gi, '<a href="$2" target="_blank">$2</a>')
.replace(/\[bili(=\d+)?\](https:\/\/www.bilibili.com\/video\/)?(BV.+?)\[\/bili\]/gi,
'<iframe width="640" height="480" allowfullscreen ' +
'src="https://player.bilibili.com/player.html?bvid=$3&page$1"></iframe>')
.replace(/\[size=(\d)\]/gi, '<span style="font-size:calc($1rem/3);">')
.replace(/\[color=([^\]]+?)\]/gi, '<span style="color:$1;">')
.replace(/\[font=([^\]]+?)\]/gi, '<span style=\'font-family:$1;\'>')
.replace(/\[align=(left|center|right)\]/gi, '<span style="text-align:$1;display:block;">')
.replace(/\[(left|center|right)\]/gi, '<span style="text-align:$1;display:block;">')
.replace(/\[\/(size|color|font|align|left|center|right)\]/gi, '</span>')
.replace(/\[(\/?)(u|b|i|del|code|table|thead|tbody|th|tr|td)\]/gi, '<$1$2>')
.replace(/\[line\]/gi, '<br>')
.replace(/\[(\/?)noubb\]/gi, '<$1code>')
.replace(/\[(\/?)quotex?\]/gi, '<$1blockquote>');
}
function parseAwards(awards) {
if (!awards?.length) {
return "";
}
return `<br>
<table class="topic-preview-awards">
<thead>
<tr>
<th>用户</th>
<th>时间</th>
<th>操作</th>
<th>理由</th>
</tr>
</thead>
<tbody>${awards.map(award=>`
<tr>
<td>${award.operatorName}</td>
<td>${award.time.replace('T', ' ').split('.')[0]}</td>
<td>${award.content}</td>
<td>${award.reason}</td>
</tr>`).join('')}
</tbody>
</table>`;
}
async function cc98fetch(url, data) {
await sleep(500);
try {
const resp = await fetch("https://api-v2.cc98.org" + url, {
...data,
headers: {
authorization: localStorage.accessToken?.slice(4) || "",
},
});
const json = await resp.json();
return json;
}
catch {
return {};
}
}
async function getTopic(topicId, page) {
if (page === undefined) {
return await cc98fetch(`/topic/${topicId}`);
}
return await cc98fetch(`/topic/${topicId}/post?from=${page * 10}&size=10`);
}
async function sleep(ms) {
return new Promise((r) => setTimeout(r, ms));
}
function html(s) {
const t = document.createElement("template");
t.innerHTML = s.trim();
return sanitize(t.content);
}
function sanitize(fragment) {
fragment.querySelectorAll("script").forEach((node) => node.remove());
fragment.querySelectorAll("*").forEach(function (node) {
node.getAttributeNames()
.filter((attr) => attr.startsWith("on"))
.forEach((attr) => node.removeAttribute(attr));
});
return fragment;
}
})();