优化ithome网页端浏览效果
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// ==UserScript==
// @name IThome Pro - IT之家高级优化版 2024
// @version 3.3
// @description 优化ithome网页端浏览效果
// @match https://www.ithome.com/*
// @run-at document-start
// @namespace https://gf.qytechs.cn/users/1354671
// ==/UserScript==
(function() {
'use strict';
// Function to keep the page active by simulating clicks
function keepPageActive() {
const event = new MouseEvent('click', {
view: window,
bubbles: true,
cancelable: true,
clientX: 0, // 点击页面左上角，通常是空白区域
clientY: 0
});
document.dispatchEvent(event);
}
// Set an interval to keep the page active every 0.2 seconds
const intervalId = setInterval(keepPageActive, 200);
// Stop the interval after 5 seconds
setTimeout(() => {
clearInterval(intervalId);
}, 5000);
// Redirect from homepage to blog page
if (window.location.href === 'https://www.ithome.com/') {
const style = document.createElement('style');
style.innerHTML = `body { opacity: 0; }`;
document.head.appendChild(style);
window.location.replace('https://www.ithome.com/blog/');
return;
}
// Initial CSS to hide the entire page before it fully loads
const style = document.createElement('style');
style.innerHTML = `
body { opacity: 0; } /* 立即隐藏页面，无过渡效果 */
`;
document.head.appendChild(style);
// Function to hide elements based on AdGuard rules
function hideElements() {
const selectors = [
'#nav', '#top', '#tt', '#list > div.fr.fx:last-child', '#side_func',
'#dt > div.fl.content:first-child > div.cv:first-child', '#dt > div.fr.fx:last-child',
'#dt > div.fl.content:first-child > div.newsgrade:nth-child(6)',
'#dt > div.fl.content:first-child > div.shareto:nth-child(7)',
'#dt > div.fl.content:first-child > iframe.dajia:nth-child(10)',
'#dt > div.fl.content:first-child > div.newsgrade:nth-child(8)',
'#dt > div.fl.content:first-child > div.newserror:nth-child(7)',
'#dt > div.fl.content:first-child > div.newsreward:nth-child(6)',
'#dt > div.fl.content:first-child > div.shareto:nth-child(9)',
'#rm-login-modal > div.modal.has-title.loaded',
'#dt > div.fl.content:first-child > div.related_post:nth-child(8)',
'#dt > div.fl.content:first-child > div.newserror:nth-child(5)',
'#paragraph > p.ad-tips:last-child', '#postcomment3', '#fls', '#fi', '#lns',
'#paragraph > div.tougao-user:nth-child(2)', '#login-guide-box', '.dajia',
'#paragraph > div.tagging1:last-child',
'#paragraph > p.ad-tips',
'[id^="ad-id-"]'
];
selectors.forEach(selector => {
document.querySelectorAll(selector).forEach(element => {
element.style.display = 'none';
});
});
}
// Function to process and set rounded images
function processImage(image) {
if (image.classList.contains('titleLogo')) return;
if (image.classList.contains('lazy') && image.classList.contains('emoji')) return;
if (image.classList.contains('ruanmei-emoji') && image.classList.contains('emoji')) return;
if (image.id === 'image-viewer' || image.classList.contains('zoomed')) return;
if (image.classList.contains('comment-image')) return; // 排除带有评论区特征的图片
if (image.closest('a.img')) {
const anchor = image.closest('a.img');
if (!anchor.classList.contains('processed')) {
anchor.style.border = '3px solid #CCC';
anchor.style.borderRadius = '12px';
anchor.style.display = 'inline-block';
anchor.style.overflow = 'hidden';
anchor.classList.add('processed');
}
} else if (image.closest('.ithome_super_player')) {
const videoPlayer = image.closest('.ithome_super_player');
if (!videoPlayer.parentNode.classList.contains('processed')) {
const wrapper = document.createElement('div');
wrapper.style.border = '3px solid #CCC';
wrapper.style.borderRadius = '12px';
wrapper.style.overflow = 'hidden';
wrapper.style.maxWidth = '100%';
wrapper.style.display = 'block';
wrapper.style.margin = '0 auto';
wrapper.classList.add('processed');
videoPlayer.parentNode.insertBefore(wrapper, videoPlayer);
wrapper.appendChild(videoPlayer);
// 设置预览图根据父元素高度调整
const img = videoPlayer.querySelector('img');
if (img) {
const imgWidth = img.getAttribute('w');
const imgHeight = img.getAttribute('h');
const parentHeight = wrapper.offsetHeight;
if (imgWidth > wrapper.offsetWidth) {
const aspectRatio = imgWidth / imgHeight;
img.style.height = `${parentHeight}px`;
img.style.width = `${parentHeight * aspectRatio}px`;
img.style.objectFit = 'cover';
} else {
img.style.width = `${imgWidth}px`;
img.style.height = `${imgHeight}px`;
}
}
}
} else {
// 头像修正
if (image.width >= 30) {
image.style.borderRadius = '12px';
image.style.border = '3px solid #CCC';
}
if (image.width >= 30 && image.height > 150) {
image.style.borderRadius = '12px';
image.style.border = '3px solid #CCC';
image.style.maxWidth = '400px';
image.style.height = 'auto';
image.style.objectFit = 'cover';
image.style.overflow = 'hidden';
}
}
}
// Function to set rounded images on all img elements
function setRoundedImages() {
document.querySelectorAll('img').forEach(image => processImage(image));
}
// Function to wrap images in <p> tags
function wrapImagesInP() {
if (window.location.href.startsWith('https://www.ithome.com/blog/')) return;
document.querySelectorAll('img').forEach(image => {
if (image.closest('.ithome_super_player')) return;
if (image.classList.contains('ruanmei-emoji') && image.classList.contains('emoji')) return;
if (image.classList.contains('ithome_super_player')) return;
if (image.parentNode.tagName.toLowerCase() === 'p' && image.parentNode.children.length === 1) return;
if (image.width < 25 || image.height < 20) return; // 排除编辑标识
const p = document.createElement('p');
p.style.textAlign = 'center';
p.style.margin = '0';
p.setAttribute('data-vmark', 'f5e8');
image.parentNode.insertBefore(p, image);
p.appendChild(image);
});
}
// Function to process specific iframes
function processIframes() {
const iframes = document.querySelectorAll('.content .post_content iframe.ithome_video, .content .post_content iframe[src*="player.bilibili.com"]');
iframes.forEach(iframe => {
if (!iframe.classList.contains('processed')) {
iframe.style.borderRadius = '12px';
iframe.style.border = '3px solid #CCC';
iframe.style.display = 'block';
iframe.style.margin = '0 auto';
iframe.style.overflow = 'hidden';
iframe.classList.add('processed');
}
});
}
// Function to set rounded corners for comments
function setRounded() {
const roundeds = document.querySelectorAll(
'.comm_list ul.list li.entry ul.reply, .content .post_content blockquote, ' +
'.add_comm input#btnComment, .card, span.card'
);
roundeds.forEach(rounded => rounded.style.borderRadius = '12px');
document.querySelectorAll('.add_comm').forEach(addCommElement => {
addCommElement.style.borderRadius = '0px 0px 12px 12px';
});
document.querySelectorAll('.card, span.card').forEach(card => {
card.style.borderRadius = '12px';
card.style.transform = 'scale(0.8)';
});
}
// Function to remove specific ads
function removeAds() {
document.querySelectorAll('div.bb.clearfix > div.fl > ul.bl > li').forEach(element => {
if (element.querySelector('div.c > div.m:empty')) element.remove();
});
}
// Automatically click the "Load More" button
function autoClickLoadMore() {
const loadMoreButton = document.querySelector('a.more');
if (loadMoreButton) {
const observer = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
loadMoreButton.click();
}
});
});
observer.observe(loadMoreButton);
// 监听DOM变化，重新观察按钮
const mutationObserver = new MutationObserver(() => {
const newLoadMoreButton = document.querySelector('a.more');
if (newLoadMoreButton && !observer.observe(newLoadMoreButton)) {
observer.observe(newLoadMoreButton);
}
});
mutationObserver.observe(document.body, { childList: true, subtree: true });
}
}
// Function to handle new nodes for comment images
function handleNewNodes(nodes) {
nodes.forEach((node) => {
if (node.nodeType === Node.ELEMENT_NODE) {
if (node.matches('.post-img-list.c-1')) {
decodeAndDisplayImage(node);
}
// 递归处理子节点
node.querySelectorAll('.post-img-list.c-1').forEach((childNode) => {
decodeAndDisplayImage(childNode);
});
}
});
}
// Function to decode and display images in comments
function decodeAndDisplayImage(node) {
const span = node.querySelector('span.img-placeholder');
if (span) {
const dataS = span.getAttribute('data-s');
if (dataS) {
const decodedUrl = atob(dataS);
const img = document.createElement('img');
img.src = decodedUrl;
img.classList.add('comment-image'); // 给评论区的图片添加特征
img.style.maxWidth = '200px'; // 设置初始最大宽度为200px
img.style.display = 'block'; // 让图片作为块级元素
img.style.marginLeft = '0'; // 确保图片居左对齐
img.style.border = '1px solid rgb(204, 204, 204)'; // 设置边框颜色和宽度
img.style.borderRadius = '12px'; // 设置图片圆角
img.style.cursor = 'pointer'; // 设置鼠标悬停时为手型光标，表示图片可点击
let isZoomed = false; // 标志位，表示图片是否放大
img.addEventListener('click', function() {
if (!isZoomed) {
// 放大图片
img.style.maxWidth = '100%'; // 将图片的最大宽度设置为父元素宽度
img.style.height = 'auto'; // 自动调整高度以保持宽高比
img.style.cursor = 'zoom-out'; // 鼠标悬停时变为缩小光标
isZoomed = true;
} else {
// 恢复图片到初始状态
img.style.maxWidth = '200px'; // 恢复到初始宽度200px
img.style.height = 'auto'; // 自动调整高度以保持宽高比
img.style.cursor = 'pointer'; // 鼠标悬停时变为放大光标
isZoomed = false;
}
});
span.innerHTML = ''; // 清空span内容
span.appendChild(img); // 添加img元素
}
}
}
// Observe DOM changes and apply styles/changes dynamically
function observeDOM() {
const observer = new MutationObserver(mutationsList => {
for (const mutation of mutationsList) {
if (mutation.type === 'childList' && mutation.addedNodes.length > 0) {
setRoundedImages();
wrapImagesInP();
setRounded();
removeAds();
hideElements();
handleNewNodes(mutation.addedNodes);
}
}
});
observer.observe(document.body, { childList: true, subtree: true });
}
// Initial processing for existing comment images
document.querySelectorAll('.post-img-list.c-1').forEach((node) => {
decodeAndDisplayImage(node);
});
// Event listeners
window.addEventListener('scroll', autoClickLoadMore);
window.addEventListener('load', function() {
hideElements();
removeAds();
wrapImagesInP();
setRoundedImages();
setRounded();
processIframes();
observeDOM();
removeAds();
document.body.style.opacity = '1';
// 处理图片懒加载
document.querySelectorAll('img').forEach(img => {
if (img.hasAttribute('loading')) {
img.removeAttribute('loading');
}
if (img.classList.contains('lazy')) {
img.classList.remove('lazy');
}
if (img.dataset.src) {
img.src = img.dataset.src;
}
if (img.dataset.original) {
img.src = img.dataset.original;
}
img.loading = 'eager';
});
});
})();
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