一键删除QQ空间所有留言。不可恢复，慎用！
// ==UserScript==
// @name QQ空间自动删除留言
// @description 一键删除QQ空间所有留言。不可恢复，慎用！
// @namespace https://greasyfork.org/users/467205
// @version 0.0.1
// @author Caster
// @license Unlicense
// @match *://user.qzone.qq.com/*
// @noframes
// ==/UserScript==
'use strict'
addFloatButton('删除所有留言', async function () {
this.loop = !this.loop
const appIframe = document.querySelector('.app_canvas_frame')
if (!appIframe) {
const switchToTag = window.confirm('未切换到“留言”标签，是否立即切换？')
if (switchToTag) {
document.querySelector('.menu_item_334>a').click()
} else {
return
}
}
await sleepAsync(2000)
const iframeDocument = document.querySelector('.app_canvas_frame').contentWindow.document
/**
* 进入批量管理模式
*/
const batchBtn = iframeDocument.querySelector('#btnBatch')
batchBtn.setAttribute('ref', 'toggleBatchMode')
batchBtn.click()
while (this.loop) {
/**
* 全选
*/
const checkAllBox = iframeDocument.querySelector('#chkSelectAll')
checkAllBox.click()
/**
* 删除
*/
const deleteBtn = iframeDocument.querySelector('#btnDeleteBatchBottom')
deleteBtn.setAttribute('rel', 'batchDelete')
deleteBtn.click()
await sleepAsync(2000)
clickAllEl('.qz_dialog_layer_sub')
await sleepAsync(3000)
}
})
function clickAllEl (selector, parentNode = document) {
parentNode.querySelectorAll(selector).forEach(el => el.click())
}
async function sleepAsync (time) {
return new Promise(resolve => setTimeout(resolve, time))
}
function addFloatButton (text, onclick) {
if (!document.addFloatButton) {
const buttonContainer = document.body.appendChild(document.createElement('div')).attachShadow({ mode: 'open' })
buttonContainer.innerHTML = '<style>:host{position:fixed;top:3px;left:3px;z-index:2147483647;height:0}#i{display:none}*{float:left;margin:4px;padding:1em;outline:0;border:0;border-radius:5px;background:#1e88e5;box-shadow:0 1px 4px rgba(0,0,0,.1);color:#fff;font-size:14px;line-height:0;transition:.3s}:active{background:#42a5f5;box-shadow:0 2px 5px rgba(0,0,0,.2)}button:active{transition:0s}:checked~button{visibility:hidden;opacity:0;transform:translateY(-3em)}label{border-radius:50%}:checked~label{opacity:.3;transform:translateY(3em)}</style><input id=i type=checkbox><label for=i></label>'
document.addFloatButton = (text, onclick) => {
const button = document.createElement('button')
button.textContent = text
button.addEventListener('click', onclick)
return buttonContainer.appendChild(button)
}
}
return document.addFloatButton(text, onclick)
}