针对微信公众号文章的增强脚本
// ==UserScript==
// @name WeChat Plus
// @namespace http://tampermonkey.net/
// @version 0.1.0
// @description 针对微信公众号文章的增强脚本
// @author PRO-2684
// @match https://mp.weixin.qq.com/s/*
// @run-at document-start
// @icon https://res.wx.qq.com/a/wx_fed/assets/res/MjliNWVm.svg
// @license gpl-3.0
// @grant unsafeWindow
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_deleteValue
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @grant GM_addValueChangeListener
// @require https://github.com/PRO-2684/GM_config/releases/download/v1.2.1/config.min.js#md5=525526b8f0b6b8606cedf08c651163c2
// ==/UserScript==
(function () {
'use strict';
const { name, version } = GM_info.script;
const idPrefix = "wechat-plus-";
const $ = document.querySelector.bind(document);
const debug = console.debug.bind(console, `[${name}@${version}]`);
const error = console.error.bind(console, `[${name}@${version}]`);
const configDesc = {
$default: {
autoClose: false,
},
viewCover: {
name: "🖼️ 查看封面",
title: "在新标签页中打开封面",
type: "action",
},
showSummary: {
name: "📄 显示摘要",
type: "bool",
},
allowCopy: {
name: "📋 允许复制",
title: "允许复制所有内容",
type: "bool",
},
hideBottomBar: {
name: "⬇️ 隐藏底栏",
title: "隐藏毫无作用的底栏",
type: "bool",
},
blockReport: {
name: "🚫 屏蔽上报*",
title: "屏蔽信息上报，避免隐私泄露，需要刷新页面生效",
type: "bool",
},
};
const config = new GM_config(configDesc);
// Helper functions
/**
* Resolves when the document is ready.
*/
async function onReady() {
return new Promise((resolve) => {
if (document.readyState === "complete") {
resolve();
} else {
document.addEventListener("DOMContentLoaded", () => {
resolve();
}, { once: true });
}
});
}
/**
* Toggles the given style on or off.
*/
function toggleStyle(id, toggle) {
const existing = document.getElementById(idPrefix + id);
if (existing && !toggle) {
existing.remove();
} else if (!existing && toggle) {
const styleElement = document.createElement("style");
styleElement.id = idPrefix + id;
styleElement.textContent = styles[id];
document.head.appendChild(styleElement);
}
}
// Main functions
function viewCover() {
const meta = $("meta[property='og:image']");
const url = meta?.content;
if (url) {
window.open(url, "_blank");
} else {
alert("Cannot find cover image URL.");
}
}
function showSummary(show) {
const block = $("#meta_content");
if (!block) {
error("Cannot find meta content block.");
return;
}
const summary = block.querySelector("#summary");
if (summary && !show) {
summary.remove();
} else if (!summary && show) {
const meta = $("meta[name='description']");
const description = meta?.content;
if (!description) {
error("Cannot find summary description.");
return;
}
const summary = document.createElement("span");
summary.id = "summary";
summary.style.display = "block";
summary.style.borderLeft = "0.2em solid";
summary.style.paddingLeft = "0.5em";
summary.classList.add("rich_media_meta", "rich_media_meta_text");
summary.textContent = description;
block.appendChild(summary);
}
}
function allowCopy(allow) {
const body = document.body;
body.classList.toggle("use-femenu", !allow);
}
const hideBottomBar = "#unlogin_bottom_bar { display: none !important; }" +
"body#activity-detail { padding-bottom: 0 !important; }";
function blockReport() {
function shouldBlock(url) {
const blockList = new Set([
// Additional info, like albums, etc.
// "mp.weixin.qq.com/mp/getappmsgext",
// CSP report, can't be blocked by UserScript - Use [uBlock Origin](https://github.com/gorhill/uBlock) to block it
// "mp.weixin.qq.com/mp/fereport",
// Will return error anyway (errmsg: "no session")
"mp.weixin.qq.com/mp/appmsg_comment",
"mp.weixin.qq.com/mp/relatedsearchword",
"mp.weixin.qq.com/mp/getbizbanner",
// Information collection
"mp.weixin.qq.com/mp/getappmsgad",
"mp.weixin.qq.com/mp/jsmonitor",
"mp.weixin.qq.com/mp/wapcommreport",
"mp.weixin.qq.com/mp/appmsgreport",
"badjs.weixinbridge.com/badjs",
"badjs.weixinbridge.com/report",
"open.weixin.qq.com/pcopensdk/report",
]);
url = new URL(url, location.href);
const identifier = url.hostname + url.pathname;
return blockList.has(identifier);
}
// Overwrite `XMLHttpRequest`
const originalOpen = unsafeWindow.XMLHttpRequest.prototype.open;
unsafeWindow.XMLHttpRequest.prototype.open = function (...args) {
const url = args[1];
if (shouldBlock(url)) {
debug("Blocked opening:", url);
this._url = url;
} else {
return originalOpen.apply(this, args);
}
}
const originalSet = unsafeWindow.XMLHttpRequest.prototype.setRequestHeader;
unsafeWindow.XMLHttpRequest.prototype.setRequestHeader = function (...args) {
if (this._url) {
debug("Blocked setting header:", this._url, ...args);
} else {
return originalSet.apply(this, args);
}
}
const originalSend = unsafeWindow.XMLHttpRequest.prototype.send;
unsafeWindow.XMLHttpRequest.prototype.send = function (...args) {
if (this._url) {
debug("Blocked sending:", this._url, ...args);
} else {
return originalSend.apply(this, args);
}
}
// Filter setting `src` of images
const { get, set } = Object.getOwnPropertyDescriptor(HTMLImageElement.prototype, "src");
Object.defineProperty(HTMLImageElement.prototype, "src", {
get() {
return get.call(this);
},
set(url) {
if (shouldBlock(url)) {
debug("Blocked image url:", url);
return url;
} else {
return set.call(this, url);
}
},
});
}
// Once: Functions that are called once when the script is loaded.
if (config.get("blockReport")) {
blockReport();
}
// Actions: Functions that are called when the user clicks on it.
const actions = {
viewCover,
};
config.addEventListener("get", (e) => {
const action = actions[e.detail.prop];
if (action) {
action();
}
});
// Callbacks: Functions that are called when the config is changed.
const callbacks = {
showSummary,
allowCopy,
};
onReady().then(() => {
for (const [prop, callback] of Object.entries(callbacks)) {
callback(config.get(prop));
}
});
// Styles: CSS styles that can be toggled on and off.
const styles = {
hideBottomBar,
};
for (const prop of Object.keys(styles)) {
toggleStyle(prop, config.get(prop));
}
config.addEventListener("set", (e) => {
const callback = callbacks[e.detail.prop];
if (callback) {
onReady().then(() => {
callback(e.detail.after);
});
}
if (e.detail.prop in styles) {
toggleStyle(e.detail.prop, e.detail.after);
}
});
})();
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