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什么值得买
当前为
// ==UserScript==
// @name 什么值得买抓取评论
// @namespace https://github.com/ClericPy/somethings
// @version 0.3
// @description 什么值得买
// @author Clericpy
// @match http*://search.smzdm.com/*
// @grant GM_xmlhttpRequest
// @connect www.smzdm.com
// @connect post.smzdm.com
// ==/UserScript==
; (function () {
unsafeWindow.crawler_interval = 1000
unsafeWindow.stop_crawler = false
function append_items(title, items, url_id) {
document.getElementById('show_node').innerHTML += `<hr><h2><a href="${decodeURIComponent(url_id)}" target="_blank"><b>${title}</b></a></h2><hr>`
let show_node = document.getElementById('show_node')
items.reverse().forEach((item) => {
show_node.appendChild(item)
})
}
function load_cmts(url, force, url_id, title, items) {
if (force) {
// document.querySelector('.feed-pagenation').scrollIntoView({ behavior: 'smooth' })
unsafeWindow.stop_crawler = false
let btn = document.getElementById(url_id)
btn.innerText = '正在抓取'
btn.disabled = true
}
if (unsafeWindow.stop_crawler) {
let msg = '停止抓取: ' + items.length + ' ×'
document.getElementById('crawl_msg').innerHTML = msg
let btn = document.getElementById(url_id)
btn.innerText = '抓取评论'
btn.disabled = false
alert('抓取已停止')
append_items(title, items, url_id)
return
}
GM_xmlhttpRequest({
method: 'GET',
url: url,
onload: function (resp) {
var sub_doc = document.createElement('div')
sub_doc.innerHTML = resp.responseText.trim()
let cmts = sub_doc.querySelectorAll('#commentTabBlockNew div.comment-main-list-item-content')
cmts.forEach((item) => {
var text = ''
item.querySelectorAll('.comment-main-list-item-content-info > div:nth-of-type(1),.comment-main-list-item-content-comment').forEach((item2) => {
let t = item2.innerText
text += t
if (t.indexOf('·') != -1) {
text += '<hr>'
}
})
let newline = document.createElement('li')
newline.innerHTML = `<span>${text}</span>`
items.push(newline)
})
let msg = '正在抓取: ' + items.length
document.getElementById('crawl_msg').innerHTML = msg
let btn = document.getElementById(url_id)
btn.innerText = msg
// 判断是否有下页
let np = sub_doc.querySelector('li.pagedown a')
if (np) {
setTimeout(() => {
load_cmts(np.href, false, url_id, title, items)
}, unsafeWindow.crawler_interval)
} else {
let msg = '抓取完毕: ' + items.length + ' √'
document.getElementById('crawl_msg').innerHTML = msg
btn.innerText = '抓取完毕'
append_items(title, items, url_id)
}
},
})
}
unsafeWindow.load_cmts = load_cmts
function init() {
let style = document.getElementsByTagName('style')[0]
style.innerHTML += `
#show_node>li>span.time{
width: 7em;
display:inline-block;
text-align: center;
}
#show_node{
margin-left: 2em;
}
#show_node>li{
margin: 10px;
list-style-type:decimal;
}
button.custom_cmts{
display: inline-block;
margin: 5px;
zoom: 0.8;
cursor: pointer;
border: 1px solid #bbb;
overflow: visible;
font: bold 13px arial, helvetica, sans-serif;
text-decoration: none;
white-space: nowrap;
background-image: -webkit-linear-gradient(top, rgba(255,255,255,1), rgba(255,255,255,0));
transition: background-color .2s ease-out;
background-clip: padding-box;
border-radius: 3px;
box-shadow: 0 1px 0 rgba(0, 0, 0, .3), 0 2px 2px -1px rgba(0, 0, 0, .5), 0 1px 0 rgba(255, 255, 255, .3) inset;
text-shadow: 0 1px 0 rgba(255,255,255, .9);
user-select: none;
background-color: #eee;
color: #555;
padding: 4px 12px;
}`
document.querySelectorAll('#feed-main-list>li').forEach((doc) => {
let title_tag = doc.querySelector('.feed-block-title')
if (!title_tag) {
return
}
let title = title_tag.innerText.trim().replace(/\n/g, ' ')
let item = doc.querySelector('a.feed-btn-comment')
if (item.title == '评论数 0') {
return
}
let button = document.createElement('button')
button.id = encodeURIComponent(item.href)
button.setAttribute('onclick', `load_cmts('${item.href}', true, '${button.id}', '${title}', [])`)
button.innerText = '抓取评论'
button.className = 'custom_cmts'
button.title = '停止按钮在下方评论列表'
item.parentNode.appendChild(button)
let button2 = document.createElement('button')
button2.setAttribute('onclick', "document.querySelector('.feed-pagenation').scrollIntoView({behavior: 'smooth'})")
button2.innerText = '查看结果'
button2.className = 'custom_cmts'
item.parentNode.appendChild(button2)
})
let temp_node = document.querySelector('.search-feedback')
let head = document.createElement('h2')
head.id = 'show_node_head'
head.innerHTML = '<b style="font-size: 1.5em;">评论列表</b><br><span id="crawl_msg"></span>'
temp_node.parentNode.insertBefore(head, temp_node)
let stop_btn = document.createElement('button')
stop_btn.setAttribute('onclick', '(function (){window.stop_crawler=true})()')
stop_btn.innerHTML = '<b>停止</b>'
stop_btn.className = 'custom_cmts'
temp_node.parentNode.insertBefore(stop_btn, temp_node)
let clear_btn = document.createElement('button')
clear_btn.setAttribute('onclick', "(function (){document.getElementById('show_node').innerHTML='';document.getElementById('crawl_msg').innerHTML='已清空'})()")
clear_btn.innerHTML = '<b>清空</b>'
clear_btn.className = 'custom_cmts'
temp_node.parentNode.insertBefore(clear_btn, temp_node)
let show_node = document.createElement('ol')
show_node.id = 'show_node'
temp_node.parentNode.insertBefore(show_node, temp_node)
}
window.onload = init
})()