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根据需要添加关键字，然后可以把页面上相对应公司的招聘条目给忽略
当前为
// ==UserScript==
// @name IgnoreSomeCompanies
// @namespace https://github.com/hfc1994
// @version 1.1.0
// @description 根据需要添加关键字，然后可以把页面上相对应公司的招聘条目给忽略
// @author 枯木
// @license GPL
// @icon https://avatars2.githubusercontent.com/u/32028349?s=40&v=4
// @match https://search.51job.com/list/*
// @match https://sou.zhaopin.com/*
// @grant none
// ==/UserScript==
/**
* 根据添加的指定关键字，忽略求职网站上指定公司的招聘条目
* 如果发现bug，非常欢迎向我提出来https://github.com/hfc1994/IgnoreSomeCompanies
*/
let companies = []
let website = ''
// 初始化，用来读取localStorage
// 存储格式key:companies,value:['','']
function init() {
judgeWebsite()
appendGlobalStyle()
appendFloatDiv()
try {
companies = JSON.parse(window.localStorage.getItem('companies'))
if (companies === null || companies === undefined || companies.length === 0) {
companies = []
console.warn('页面暂无需要过滤的数据')
return
} else {
for (let i=0; i<companies.length; i++) {
document.getElementById('ISC_content').appendChild(buildContentChildNode(companies[i], i))
}
doIgnore()
}
} catch(err) {
console.error(err)
}
}
function judgeWebsite() {
let href = window.location.href
if (href.indexOf('sou.zhaopin.com') !== -1) {
website = 'zlzp'
addMutationObserver()
} else {
website = '51job'
}
console.log(website)
}
function addMutationObserver() {
// 因为zlzp使用的都是ajax加载的数据，所以只能通过监视DOM变动
let observer = new MutationObserver(() => {
// console.log('DOM changed')
doIgnore()
})
let number = setInterval(() => {
let target = document.getElementById('listContent')
if (null !== target) {
doIgnore() // DOM布局第一次形成，先过滤一遍
observer.observe(target, {'childList': true})
clearInterval(number)
// console.log('observer设置完毕，定时任务结束')
} else {
// console.log('dom还没有初始化完成，500毫秒后重试')
}
}, 500)
}
function doIgnore() {
let compDivs = getDivListToIgnore()
for (let i=0; i<compDivs.length; i++) {
let item = compDivs[i]
if (alreadyBeIgnored(item)) {
continue
}
let cName = getRealCompanyName(item)
if (isIgnoreCompany(cName)) {
// console.log('匹配到：' + cName)
addIgnoreClassTag(item)
appendNewChildNode(item, cName)
}
}
}
function getDivListToIgnore() {
if (website === '51job') {
return document.querySelectorAll('.dw_table .el')
} else {
return document.querySelectorAll('.contentpile__content__wrapper .clearfix')
}
}
function getRealCompanyName(node) {
if (website === '51job') {
return node.getElementsByClassName('t2')[0].textContent.trim()
} else {
return node.getElementsByClassName('company_title')[0].textContent.trim()
}
}
// 添加一些全局样式
function appendGlobalStyle() {
// 需要被忽略的节点
buildStyle('.ISC_ignoreNode{height:30px !important;background-color:#dbecfe !important;}')
// 需要被忽略的子节点
buildStyle('.ISC_ignoreChildNode{display:none !important;}')
// toolbox节点里面的
if (website === '51job') {
// 新添加的节点
buildStyle('.ISC_appendNode{font-size: 10px;text-align: center;margin-top: -5px;color: #bababa;}')
buildStyle('#ISC_info {position: fixed;bottom: 126px;margin-left: 1042px;text-align: center;padding-top: 5px;height: 48px;width: 48px;}')
buildStyle('#ISC_input {bottom: 182px;height: 30px;}')
buildStyle('#ISC_content {bottom: 215px;min-height: 150px;}')
buildStyle('#ISC_content,#ISC_input {position: fixed;margin-left: 890px;box-shadow: 1px 1px 3px 0px #a3a3a3;width: 200px;opacity: 0.75;z-index: 10;}')
} else {
// 新添加的节点
buildStyle('.ISC_appendNode{font-size: 10px;text-align: center;padding-top: 5px;color: #bababa;}')
buildStyle('#ISC_info {position: fixed;bottom: 22px;margin-left: 800px;text-align: center;padding-top: 5px;height: 48px;width: 48px;}')
buildStyle('#ISC_input {bottom: 73px;height: 30px;}')
buildStyle('#ISC_content {bottom: 106px;min-height: 150px;}')
buildStyle('#ISC_content,#ISC_input {position: fixed;margin-left: 800px;box-shadow: 1px 1px 3px 0px #a3a3a3;width: 200px;opacity: 0.75;z-index: 10;}')
// 额外调整UI的
buildStyle('#filterInput {line-height: initial;background: #fff;width: 155px;height: 21px;border: 1px solid #aaa;}')
buildStyle('#filterButton {border: 1px solid #aaa;background-color: #eee;width: 31px;height: 22px;font-size: 14px;margin-bottom: 6px;}')
}
buildStyle('#ISC_info:hover {border-radius: 10px;box-shadow: 2px 2px 5px 0px #a3a3a3;}')
buildStyle('#ISC_info:active {transform: scale(0.8);-webkit-transform: scale(0.8);-moz-transform: scale(0.8);-ms-transform: scale(0.8);}')
buildStyle('#ISC_content,#ISC_input,#ISC_info,.ISC_keyword {background-color: #ecf5ff;border: 1px solid #409eff;color: #409eff;}')
buildStyle('.ISC_keyword {margin: 5px;padding: 1px 2px;display: inline-block;color: #000;cursor: pointer;box-shadow: 2px 2px 4px 0px #a3a3a3;}')
buildStyle('.ISC_keyword:hover {transform: scale(1.1);-webkit-transform: scale(1.1);-moz-transform: scale(1.1);-ms-transform: scale(1.1);}')
buildStyle('#ISC_info,.ISC_keyword {transition: all 0.3s;-webkit-transition: all 0.3s;-moz-transition: all 0.3s;-ms-transition: all 0.3s;}')
buildStyle('#filterInput, #filterButton {margin: 3px 2px;}')
buildStyle('#ISC_node_copy {opacity: 0.4;}')
}
// 根据给定内容构造样式
function buildStyle(content) {
let newStyle = document.createElement('style')
newStyle.type = 'text/css'
newStyle.innerHTML = content
document.head.appendChild(newStyle)
}
// 是否是需要被忽略的
function isIgnoreCompany(cName) {
for (let i = 0; i < companies.length; i++) {
let ignoreName = companies[i]
if (cName === ignoreName || cName.indexOf(ignoreName) !== -1) {
return true
}
}
return false
}
// 是否已经被过滤过了,true为已经被过滤了
function alreadyBeIgnored(node) {
for (let i=0; i<node.classList.length; i++) {
if ('ISC_ignoreNode' === node.classList[i]) {
return true
}
}
return false
}
// 处理需要被忽略的目标节点
function addIgnoreClassTag(node) {
node.classList.add('ISC_ignoreNode')
for (let j=0; j<node.children.length; j++) {
node.children[j].classList.add('ISC_ignoreChildNode')
}
}
// 被忽略的节点上增加一个div，用于显示忽略信息
function appendNewChildNode(node, name) {
let div = document.createElement('div')
div.classList.add('ISC_appendNode')
div.innerText = '被忽略的公司 -> ' + name
// 把被忽略的节点给恢复
div.onclick = function (event) {
event.target.parentNode.classList.remove('ISC_ignoreNode')
let children = event.target.parentNode.children
// HTMLCollection没有forEach
// appendNode是append上去的，是在最后一个
for (let i=0; i<children.length; i++) {
if (children[i].classList.contains('ISC_ignoreChildNode')) {
children[i].classList.remove('ISC_ignoreChildNode')
} else if (children[i].classList.contains('ISC_appendNode')) {
children[i].remove()
}
}
document.getElementById('ISC_node_copy').remove()
}
div.onmouseenter = function (event) {
let fNode = event.target.parentNode
let fNodeCopy = fNode.cloneNode(true)
fNodeCopy.classList.remove('ISC_ignoreNode')
fNodeCopy.id = 'ISC_node_copy'
fNodeCopy.getElementsByClassName('ISC_appendNode')[0].remove()
for (let i=0; i<fNodeCopy.children.length; i++) {
fNodeCopy.children[i].classList.remove('ISC_ignoreChildNode')
}
let nextNode = fNode.nextSibling
if (nextNode === null) {
fNode.parentNode.appendChild(fNodeCopy)
} else {
fNode.parentNode.insertBefore(fNodeCopy, nextNode)
}
}
div.onmouseleave = function () {
document.getElementById('ISC_node_copy').remove()
}
node.appendChild(div)
}
// 添加toolbox
function appendFloatDiv() {
let toolbox = document.createElement('div')
toolbox.id = 'ISC_toolbox'
let content = document.createElement('div')
content.id = 'ISC_content'
content.style = 'display: none;'
let input = document.createElement('div')
input.id = 'ISC_input'
input.style = 'display: none;'
input.innerHTML = '<input id="filterInput" placeholder="关键字" type="text"/><button id="filterButton" type="button">添加</button>'
let info = document.createElement('div')
info.id = 'ISC_info'
info.innerHTML = '<span>添加<br/>忽略</span>'
info.onclick = function() {
// 切换显示与否
let visible = divVisibleSwitch()
if (visible === 'block') {
document.onwheel = function() {
divVisibleSwitch()
document.onwheel = undefined
}
} else {
document.onwheel = undefined
}
}
toolbox.appendChild(content)
toolbox.appendChild(input)
toolbox.appendChild(info)
if (website === '51job') {
document.getElementById('resultList').appendChild(toolbox)
} else {
document.getElementById('listItemPile').appendChild(toolbox)
}
document.getElementById('filterButton').onclick = function () {
let keyword = document.getElementById('filterInput').value.trim()
if (keyword.length === 0) {
alert('不能使用空字符串')
return
}
if (companies.length === 32) {
alert('关键字限定数量为32，此刻关键字数量已达上限，可点击关键字进行删减')
document.getElementById('filterInput').value = ''
return
}
let status = addIntoCompanies(keyword)
if (status !== -1) {
let index = modifyLocalStorage()
if (status !== 0) {
// 等于0时已经在检测时替换掉了
// 在content中显示该关键字
document.getElementById('ISC_content').appendChild(buildContentChildNode(keyword, index))
}
doIgnore()
} else {
alert('关键字' + keyword + '已经存在，或者已经存在比它更详细的关键字了')
}
document.getElementById('filterInput').value = ''
}
// 敲击回车添加过滤
document.getElementById('filterInput').onkeydown = function(e){
if(e.keyCode === 13){
document.getElementById('filterButton').click()
}
}
}
// 可见与不可见间转换
function divVisibleSwitch() {
let obj1 = document.getElementById('ISC_input')
let obj2 = document.getElementById('ISC_content')
if (obj1.style.display === 'none') {
obj1.style.display = 'block'
obj2.style.display = 'block'
return 'block'
} else {
obj1.style.display = 'none'
obj2.style.display = 'none'
return 'none'
}
}
// 检查str是否已经在companies中存在，或者str是否包含或被包含于companies的某个值
// return 1 表示之前没有，现在已经添加进去了
// return 0 表示是一个更具体的值
// return -1 表示之前就有，或已有比其更具体值的存在
function addIntoCompanies(str) {
if (companies === null) {
companies = []
}
let len = companies.length
for (let i=0; i<len; i++) {
if (str === companies[i]) {
return -1
} else if (companies[i].indexOf(str) !== -1) {
// str比companies[i]的值更具体，那么就需要用str替换对应的值
companies[i] = str
document.getElementById('ISC_keyword_' + i).textContent = str
return 0
} else if (str.indexOf(companies[i]) !== -1) {
return -1
}
}
companies.push(str)
return 1
}
// 返回值作为新增节点的id
function modifyLocalStorage() {
window.localStorage.setItem('companies', JSON.stringify(companies))
return companies.length-1
}
// ISC_content区域里面的keyword节点
function buildContentChildNode(val, index) {
let childNode = document.createElement('div')
childNode.classList.add('ISC_keyword')
let id = 'ISC_keyword_' + index
childNode.id = id
childNode.textContent = val
childNode.onclick = function (event) {
let tmpIndex = parseInt(event.target.id.split('_')[2])
let tmpKeyword = event.target.innerText
event.target.remove()
companies.splice(tmpIndex, 1)
modifyLocalStorage()
correctNodeId(tmpIndex)
removeIgnoredTag(tmpKeyword)
}
return childNode
}
// 点击删除一个节点后，后续节点的id就需要修正
// id值的最后一部分是代表这个关键字在companies中的序号
// index是刚被删除的节点的序号
function correctNodeId(index) {
for (let i = index+1; i<=companies.length; i++) {
let node = document.getElementById('ISC_keyword_' + i)
if (null !== node) {
node.id = 'ISC_keyword_' + (i - 1)
}
}
}
// 被移除的关键字对应的条目被恢复可见
function removeIgnoredTag(keyword) {
let compDivs = getDivListToIgnore()
for (let i=0; i<compDivs.length; i++) {
let node = compDivs[i]
if (alreadyBeIgnored(node)) {
let cName = getRealCompanyName(node)
if (cName.indexOf(keyword) !== -1) {
node.classList.remove('ISC_ignoreNode')
for (let j=0; j<node.children.length; j++) {
if (node.children[j].classList.contains('ISC_appendNode')) {
node.children[j].remove()
} else {
node.children[j].classList.remove('ISC_ignoreChildNode')
}
}
}
}
}
}
// 入口函数
init()