在必应首页添加一个图片下载按钮。
// ==UserScript==
// @namespace https://greasyfork.org/en/users/131965-levinit
// @author levinit
// @name Bing Image Download Button
// @name:zh-CN 必应图片下载按钮
// @name:zh-TW 必應圖片下載按鈕
// @name:ko Bing 이미지 다운로드 버튼
// @name:fr Bouton de téléchargement d'image Bing
// @name:ja Bing画像ダウンロードボタン
// @description Add an image download button on Bing's home page.
// @description:zh-CN 在必应首页添加一个图片下载按钮。
// @description:zh-TW 在必應首頁添加一个圖片下載按鈕。
// @description:ko 빙 홈페이지에 이미지 다운로드 버튼 추가
// @description:fr Ajouter le bouton de téléchargement d'image à la page d'accueil Bing.
// @description:ja Bingホームページに画像ダウンロードボタンを追加する。
// @match *://cn.bing.com/*
// @match *://www.bing.com/*
// @run-at document-end
// @version 1.3.11
// @homepageURL https://github.com/levinit/bing-image-download-button
// @grant none
// ==/UserScript==
const VERSION = '1.3.11'
const bingDownloadBtnConfig = {
//下载按钮css样式
btnStyles: {
'color': '',
'font-size': '1.5em',
'padding': '0.25em',
'border-radius': '0.25em',
'box-shadow': '0 0 3 px rgba(125, 125, 125, 0.25)',
'right': '20%',
'top': '12.5%',
'background': '#c3d1cf94',
'position': 'fixed',
'z-index': 9999
},
//下载按钮上的文字
btnText() {
let text = 'Download Today Bing Picture' //lang en
switch (navigator.language.toLowerCase()) {
case 'zh':
case 'zh-cn':
case 'zh-sg':
text = '下载今日必应图片'
break;
case 'zh-tw':
case 'zh-hk':
text = '下載今日必應圖片'
break;
case 'ko':
case 'ko_kr':
text = '오늘의 빙 이미지 다운로드'
break;
case 'ja':
case 'ja_jp':
text = '今日のBing画像をダウンロードする'
break
case 'fr':
case 'fr_be':
case 'fr_ca':
case 'fr_ch':
case 'fr_fr':
case 'fr_lu':
text = 'Téléchargez les image de bing aujourd’hui'
break
default:
break;
}
return text
},
//当前要下载的bing图片的信息
imgInfo: {
url: '',
name: '',
'name-rule': { //图片默认命名规则，true项的内容将写入到图片名中
//图片名字信息来自于图片的url 一般形如 flower_12345_1920x1080 形式
'baseName': true, //基础名字
'imgNO': false, //数字编号
'imgResolution': false, //分辨率
'dateInfo': true, //日期信息（从浏览器中获取的操作系统日期信息）
'description': true, //描述信息（bing首页右下角获取）
'copyright': false //图片版权信息（同上）
},
//bing提供的图片分辨率 不设置则使用默认 默认分辨率一般和当前系统设置、显示器分辨率有关
resolution: 'UHD', //1366x768 1280x720 1920x1080
separator: '-', // 新增，默认连接符
},
//设置菜单
menuInfo: {
menuWrapStyles: {
'position': 'fixed',
'z-index': '9',
'right': '1%',
'top': '5%',
'font-size': '1.25em',
'display': 'none'
},
//设置菜单相关标签的id值
menuWrapId: 'bing-download-settings',
resetBtnId: 'reset-menu-settings',
closeBtnClass: 'close-settings-menu',
saveBtnId: 'save-menu-settings'
},
//本项目信息
about: {
github: 'https://github.com/levinit/bing-image-download-button',
greasyfork: 'https://greasyfork.org/zh-TW/scripts/35070-bing-image-download-button',
version: VERSION
},
//本地存储使用的key 用于存储菜单中设置的信息
localStoreKey: 'bingImgDownload'
}
//当前日期偏移量 本日为0 bing可以查看前7天图片 0-7
let dateOffset = 0
//从本地存储中取得设置的信息写入到bingDownloadBtn相关项中
function getSavedSettings(info) {
if (localStorage.getItem(info.localStoreKey)) {
//本地存储的设置信息
const savedSettings = JSON.parse(localStorage.getItem(info.localStoreKey))
const setSettings = function (settingsObj, savedSettingsObj) {
//遍历本地存储的设置信息，写入到bingDownloadBtn设置菜单的各个项中
for (const item in savedSettingsObj) {
if (settingsObj.hasOwnProperty(item)) {
settingsObj[item] = savedSettingsObj[item]
}
}
}
//向设置菜单中写入已经保存的图片设置项的信息（图片命名规则和分辨率)
setSettings(info.imgInfo, savedSettings.imgInfo)
//绑定点击上一个/下一个图片时更新日期信息的事件
getDateOffset()
}
}
let navEventBound = false
function getDateOffset() {
if (navEventBound) return
navEventBound = true
const leftNav = document.getElementById("leftNav")
const rightNav = document.getElementById("rightNav")
if (leftNav) {
leftNav.addEventListener('click', function (e) {
e.preventDefault()
dateOffset = dateOffset === -7 ? -7 : dateOffset - 1
})
}
if (rightNav) {
rightNav.addEventListener('click', function (e) {
e.preventDefault()
dateOffset = dateOffset === 0 ? 0 : dateOffset + 1
})
}
}
//-----获取图片信息(根据设置规则修改）
function getImgInfo(imgInfo) {
const link = document.querySelector('a.downloadLink')
if (!link) return
let url = link.href.split('&rf')[0]
//图片地址 根据分辨率设置修改图片地址 分辨率如1920x1080 如果未设置分辨率将使用默认分辨率
url = imgInfo.resolution ? url.replace(/\d{4}x\d{3,4}/, imgInfo.resolution) : url
console.log("img url is: ", url)
/*图片名字 根据图片地址生成图片原始名字
原始示例 AberystwythSeafront_ZH-CN9542789062_1920x1080.jpg
原始名字分成三部分 baseName imgNO resolution
*/
//原始名字去掉前面的OHR.字样 使用_分割
const match = /id=.+?\.(jpg|png)/.exec(url)
if (!match) {
console.warn('图片URL格式异常，无法提取图片名')
return
}
const nameInfo = match[0].replace('id=', '').replace(/^OHR\./, '').split('_')
//图片格式
const imgFormat = nameInfo[nameInfo.length - 1].split('.')[1]
//初始化图片命名相关的项
let [baseName, imgNO, resolution, description, copyright, dateInfo] = ['', '', '', '', '', '']
//根据名字生成规则修改图片名字
for (const rule in imgInfo['name-rule']) {
const ruleValue = imgInfo['name-rule'][rule]
if (ruleValue === true) {
switch (rule) {
case 'baseName':
baseName = `${nameInfo[0]}`
break;
case 'imgNO':
imgNO = nameInfo[1] ? nameInfo[1] : ''
break;
case 'imgResolution':
resolution = nameInfo[2] ? nameInfo[2].split('.')[0] : ''
break;
case 'dateInfo':
//日期 先从描述信息的日期中获取，如果没有则使用系统时间
try {
dateInfo = document.querySelector('.musCardCont a.title').href.match(/Date:%\d+_/)[0].slice(-9, -1)
} catch (error) {
console.log(error)
} finally {
if (dateInfo === '' || dateInfo === undefined) {
const now = new Date()
const imgDate = new Date(now.getTime() + dateOffset * (24 * 60 * 60 * 1000))
dateInfo = `${imgDate.getFullYear()}-${imgDate.getMonth() + 1}-${imgDate.getDate()}`
}
}
break;
//图片描述
case 'description':
try {
description = document.querySelector('.musCardCont a.title').textContent || ''
} catch (e) {
description = ''
}
break;
//图片版权
case 'copyright':
try {
copyright = document.querySelector('.musCardCont div.copyright').textContent || ''
} catch (e) {
copyright = ''
}
break;
default:
break;
}
}
}
// 使用自定义连接符拼接
const separator = imgInfo.separator || '-'
let nameArr = [baseName, imgNO, resolution, description, copyright, dateInfo].filter(Boolean)
let name = nameArr.join(separator)
// 清理多余连接符
const sepReg = new RegExp(`[${separator === ' ' ? '\s' : separator}]{2,}`, 'g')
name = name.replace(sepReg, separator).replace(new RegExp(`^[${separator === ' ' ? '\s' : separator}]+|[${separator === ' ' ? '\s' : separator}]+$`, 'g'), '')
//如果图片没有名字只有后缀 强行给图片加上名字
if (name === `.${imgFormat}`) {
name = `${nameInfo[0]}.${imgFormat}`
} else {
name = `${name}.${imgFormat}`
}
//存储图片url及名字
bingDownloadBtnConfig.imgInfo.url = url
bingDownloadBtnConfig.imgInfo.name = name
}
//-------添加下载按钮
function addBtn(info) {
const btn = document.createElement('a')
btn.appendChild(document.createTextNode(info.btnText()))
btn.style.cssText = (function (styles) {
let btnCssText = ''
for (let style in styles) {
btnCssText += `${style}: ${styles[style]}; `
}
return btnCssText
})(info.btnStyles)
btn.href = info.imgInfo.url
btn.download = info.imgInfo.name
btn.title = `img name: ${info.imgInfo.name}
右键打开设置菜单 | Right Click this button to open settings menu`
document.body.appendChild(btn)
//当光标移动到下载按钮上时立即更新图片下载信息
btn.onmouseover = function () {
// 注意：点击了前一天或后一天按钮后 需要刷新图片的下载地址
getImgInfo(info.imgInfo)
//将处理后的图片的url和name写入到下载按钮的属性中
this.href = info.imgInfo.url
this.download = info.imgInfo.name
}
//在下载按钮上右键可打开设置菜单
btn.oncontextmenu = function (e) {
e.preventDefault()
document.getElementById(info.menuInfo.menuWrapId).style.display = 'block'
}
}
//-----添加设置菜单
function addMenu(info) {
const menuInfo = info.menuInfo
// 如果菜单已存在则不再插入
if (document.getElementById(menuInfo.menuWrapId)) return
//先前已经存储的图像分辨率设置信息
const savedImgResolution = info.imgInfo.resolution
//先前已经存储的图像规则信息
const savedImgNameRule = info.imgInfo['name-rule']
const menuContent = `
<fieldset id="btn-settings">
<legend>settings</legend>
<div class="settings-content">
<ul class="img-infos">
<header>
Image Info
</header>
<li>
<header>
Image Name contains:
</header>
<div>
<label>Base Name</label>
<input class="img-info" type="checkbox" name="name-rule" checked data-img-name-rule="baseName" />
</div>
<div>
<label>NO.</label>
<input class="img-info" type="checkbox" name="name-rule" data-img-name-rule="imgNO"
${savedImgNameRule.imgNO ? 'checked' : ''} />
</div>
<div>
<label>Resolution</label>
<input class="img-info" type="checkbox" name="name-rule" data-img-name-rule="imgResolution"
${savedImgNameRule.imgResolution ? 'checked' : ''} />
</div>
<div>
<label>Description</label>
<input class="img-info" type="checkbox" name="name-rule" data-img-name-rule="description"
${savedImgNameRule.description ? 'checked' : ''} />
</div>
<div>
<label>CopyRight</label>
<input class="img-info" type="checkbox" name="name-rule" data-img-name-rule="copyright"
${savedImgNameRule.copyright ? 'checked' : ''} />
</div>
<div>
<label>Date Info</label>
<input class="img-info" type="checkbox" name="name-rule" data-img-name-rule="dateInfo"
${savedImgNameRule.dateInfo ? 'checked' : ''} />
</div>
<div style="display: flex; align-items: center; gap: 0.5em;">
<label for="separator-select">Separator</label>
<select id="separator-select" class="img-info" name="separator">
<option value="-" ${info.imgInfo.separator === '-' ? 'selected' : ''}>-</option>
<option value="_" ${info.imgInfo.separator === '_' ? 'selected' : ''}>_</option>
<option value="," ${info.imgInfo.separator === ',' ? 'selected' : ''}>,</option>
<option value=" " ${info.imgInfo.separator === ' ' ? 'selected' : ''}>Space</option>
<option value="." ${info.imgInfo.separator === '.' ? 'selected' : ''}>.</option>
</select>
</div>
</li>
<li>
<header>
Image Resolution
</header>
<div>
<label>UHD</label>
<input class="img-info" type="radio" name="resolution" data-img-resolution="UHD"
${savedImgResolution === 'UHD' ? 'checked' : ''} />
</div>
<div>
<label>1920x1080</label>
<input class="img-info" type="radio" name="resolution" data-img-resolution="1920x1080"
${savedImgResolution === '1920x1080' ? 'checked' : ''} />
</div>
<div>
<label>1366x768</label>
<input class="img-info" type="radio" name="resolution" data-img-resolution="1366x768"
${savedImgResolution === '1366x768' ? 'checked' : ''} />
</div>
<div>
<label>1280x720</label>
<input class="img-info" type="radio" name="resolution" data-img-resolution="1280x720"
${savedImgResolution === '1280x720' ? 'checked' : ''} />
</div>
<div>
<label>Default</label>
<input class="img-info" type="radio" name="resolution" data-img-resolution="" ${savedImgResolution === ''
? 'checked' : ''} />
</div>
</li>
</ul>
<div class="about">
<small>V${info.about.version}</small>
<a href="${info.about.github}">GitHub</a>
<a href="${info.about.greasyfork}">GreasyFork</a>
</div>
</div>
<footer>
<button id="${menuInfo.resetBtnId}" class="reset-btn">reset</button>
<button id="${menuInfo.saveBtnId}" class="${menuInfo.closeBtnClass}">save</button>
<button class="${menuInfo.closeBtnClass}">cancel</button>
</footer>
</fieldset>
<style>
#btn-settings {
width: 300px;
border: 1px dashed gainsboro;
border-radius: 8px;
box-shadow: 0 0 10px gainsboro;
background-color: aliceblue;
}
#btn-settings legend {
font-weight: bold;
text-shadow: 0 0 2px gray;
color: steelblue;
}
#btn-settings ul {
padding: 0;
}
#btn-settings ul>header {
width: 100%;
border-bottom: 3px groove gainsboro;
font-weight: bold;
color: slategrey;
text-shadow: 0 0 5px gainsboro;
margin-bottom: 0.5em;
}
#btn-settings li {
list-style-type: none;
border-bottom: 1px dashed gainsboro;
padding-bottom: 0.5em;
}
.img-infos li header {
color: sienna;
margin-bottom: 0.25em;
}
.img-infos li label {
width: 80%;
display: inline-block;
}
.img-infos .img-info {
vertical-align:middle;
}
#btn-settings .about {
text-align: right;
margin-bottom: 1em;
}
#btn-settings .about a {
margin-right: 1em;
text-decoration: underline;
}
#btn-settings footer {
text-align: right;
}
#btn-settings footer button {
width: 88px;
cursor: pointer;
font-size: 1.2em;
font-weight: bold;
line-height: 1.25;
text-align: center;
padding: 0;
color: teal;
}
#btn-settings footer .reset-btn {
margin-right: 25px;
color: tomato;
}
</style>
`
const menu = document.createElement('div')
menu.innerHTML = menuContent
menu.id = menuInfo.menuWrapId
let cssText = ''
for (const style in menuInfo.menuWrapStyles) {
cssText += `${style}: ${menuInfo.menuWrapStyles[style]}; `
}
menu.style.cssText = cssText
document.body.appendChild(menu)
// 菜单事件绑定只绑定一次
menu.onclick = function (e) {
if (e.target.classList.contains(menuInfo.closeBtnClass)) {
menu.style.display = 'none'
if (e.target.id === menuInfo.saveBtnId) {
localStorage.setItem(info.localStoreKey, JSON.stringify(getUserSettings(info)))
getSavedSettings(info)
getImgInfo(info.imgInfo)
}
}
if (e.target.id === menuInfo.resetBtnId) {
localStorage.removeItem(info.localStoreKey)
getSavedSettings(info)
getImgInfo(info.imgInfo)
}
}
}
//从本地存储获取已经保存的设置信息
function getUserSettings() {
//btn-styles
const btnStyles = {}
for (const item of document.querySelectorAll('.btn-style')) {
let value = item.value
//未设置的属性 以及position设置中未选择的属性 忽略
if (item.value === "" || item.previousElementSibling.type === 'radio' && item.previousElementSibling.checked === false) {
continue
}
const property = item.getAttribute('data-property')
btnStyles[property] = value
}
//img-info
const imgInfo = {
'name-rule': {}
}
for (const item of document.querySelectorAll('.img-info')) {
switch (item.name) {
//图片命名规则
case 'name-rule':
imgInfo['name-rule'][item.getAttribute('data-img-name-rule')] = item.checked
break
//分辨率
case 'resolution':
if (item.checked) {
imgInfo.resolution = item.getAttribute('data-img-resolution')
}
break
//文件名连接符
case 'separator':
imgInfo.separator = item.value
break
default:
break
}
}
return { btnStyles, imgInfo }
}
//+++++++++ 打开页面后的初始化 +++++++++
//从本地存储读取设置信息
getSavedSettings(bingDownloadBtnConfig)
//设置图片信息
getImgInfo(bingDownloadBtnConfig.imgInfo)
//添加下载按钮
addBtn(bingDownloadBtnConfig)
//添加设置菜单
addMenu(bingDownloadBtnConfig)