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// ==UserScript==
// @name Image Viewer
// @description Allows viewing full image without leaving the page
// @namespace https://github.com/shikiyoku
// @version 1.1.9
// @author shikiyoku
// @license MIT
// @icon https://raw.githubusercontent.com/shikiyoku/user-scripts/master/image-viewer/icon.png
// @homepageURL https://github.com/shikiyoku/user-scripts
// @supportURL https://github.com/shikiyoku/user-scripts/issues
// @include *
// @connect www.imagebam.com
// @connect imagevenue.com
// @connect www.turboimagehost.com
// @connect fastpic.ru
// @connect radikal.ru
// @run-at document-start
// @compatible chrome
// @compatible firefox
// @grant GM_addStyle
// @grant GM_xmlhttpRequest
// @grant GM.xmlHttpRequest
// @grant GM_setValue
// @grant GM.setValue
// @grant GM_getValue
// @grant GM.getValue
// @grant GM_registerMenuCommand
// ==/UserScript==
;(function () {
'use strict'
/* global Bliss */
// eslint-disable-next-line
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// eslint-disable-next-line
const $ = Bliss;
// eslint-disable-next-line
const $$ = Bliss.$;
function hasOwnProperty(object, property) {
return Object.prototype.hasOwnProperty.call(object, property)
}
const gmPolyfill = (function () {
const gmMethodMap = {
getValue: 'GM_getValue',
setValue: 'GM_setValue',
openInTab: 'GM_openInTab',
}
return function polyfill(methodName) {
if (hasOwnProperty(gmMethodMap, methodName)) {
return typeof GM !== 'undefined' && methodName in GM
? GM[methodName]
: function (...args) {
return new Promise((resolve, reject) => {
try {
resolve(window[gmMethodMap[methodName]](...args))
} catch (e) {
reject(e)
}
})
}
}
return null
}
})()
const addStyle =
'GM_addStyle' in window
? GM_addStyle // eslint-disable-line camelcase
: (css) => {
const head = document.getElementsByTagName('head')[0]
if (head) {
const style = document.createElement('style')
style.type = 'text/css'
style.innerHTML = css
head.appendChild(style)
return css
}
}
let request
const getRequest = () => {
if (!request) {
const xmlHttpRequest =
typeof GM !== 'undefined' && 'xmlHttpRequest' in GM
? GM.xmlHttpRequest
: GM_xmlhttpRequest; // eslint-disable-line
request = function (url, { method = 'GET' } = {}) {
return new Promise((resolve, reject) => {
xmlHttpRequest({
url,
method,
onload: resolve,
onerror: reject,
})
})
}
}
return request
}
let store
const getStore = () => {
if (!store) {
store = {
get: gmPolyfill('getValue'),
set: gmPolyfill('setValue'),
}
}
return store
}
const request$1 = getRequest()
async function getPageHtml(pageUrl) {
const response = await request$1(pageUrl)
return response.responseText
}
async function getUrlFromPage(link, extractor) {
const html = await getPageHtml(link.url)
const match = extractor.imageUrlRegEx.exec(html)
let url
if (match) {
if (match.groups) {
url = match.groups.url
} else {
url = match[1]
}
}
if (!url) {
console.warn(`[image-viewer] Unable to get URL from page ${link.url}`)
}
return url
}
const fastpic = {
name: 'FastPic',
linkRegEx: /^http.?:\/\/fastpic\.ru\/view/,
imageUrlRegEx: /src="(?<url>[^"]+)" class="image img-fluid"/,
getUrl: getUrlFromPage,
}
const URL_PARTS_REGEXP = /i(\d+).+big(\/\d+\/\d+\/).+\/([^/]+)$/
const fastpicDirect = {
name: 'FastPic (direct link)',
linkRegEx: /fastpic\.ru\/big/,
async getUrl(link) {
let hostLink = link.url
if (hostLink.includes('?')) {
const urlObject = new URL(hostLink)
const params = new URLSearchParams(urlObject.search)
for (const param of params.values()) {
if (fastpicDirect.linkRegEx.test(param)) {
hostLink = param
break
}
}
}
const [, index, date, filename] = URL_PARTS_REGEXP.exec(hostLink)
const url = `https://fastpic.ru/view/${index}${date}${filename}.html`
return fastpic.getUrl({ ...link, url }, fastpic)
},
}
const imagebam = {
name: 'ImageBam',
linkRegEx: /^http:\/\/www\.imagebam\.com\/image/,
imageUrlRegEx: /property="og:image" content="([^"]*)"/,
getUrl: getUrlFromPage,
}
const DATE_PATTERN = /(\d{4})\.(\d{2})\.(\d{2})/
const imageban = {
name: 'ImageBan.ru',
linkRegEx: /\/\/imageban\.ru\/show/,
async getUrl(link) {
return link.thumbnailUrl
.replace('thumbs', 'out')
.replace(DATE_PATTERN, '$1/$2/$3')
},
}
const imagebanDirect = {
name: 'ImageBan.ru (direct link)',
linkRegEx: /imageban\.ru\/out/,
async getUrl(link) {
return link.url
},
}
const imagetwist = {
name: 'ImageTwist',
linkRegEx: /imagetwist\.com/,
async getUrl(link) {
const imageName = link.url.split('/').pop().replace('.html', '')
const extension = imageName.split('.').pop()
const imageUrl = link.thumbnailUrl
.replace('/th/', '/i/')
.slice(0, -extension.length)
return `${imageUrl}${extension}/${imageName}`
},
}
const HOST_REPLACE_REG_EX = /(picturelol|picshick|imageshimage)/
const imagetwistBased = {
name: 'ImageTwist based (legacy)',
hosts: ['Picturelol.com', 'PicShick.com', 'Imageshimage.com'],
linkRegEx: /^https?:\/\/(picturelol|picshick|imageshimage)\.com/,
async getUrl(link) {
const imageName = link.url.split('/').pop()
const imageUrl = link.thumbnailUrl
.replace('/th/', '/i/')
.replace(HOST_REPLACE_REG_EX, 'imagetwist')
return `${imageUrl}/${imageName}`
},
}
const imagevenueLegacy = {
name: 'ImageVenue.com',
linkRegEx: /(imagevenue.com\/img.php|www.imagevenue.com\/\\w+$)/,
imageUrlRegEx: /data-toggle="full">\W*<img src="(?<url>[^"]*)/im,
getUrl: getUrlFromPage,
}
const imgadult = {
name: 'ImgAdult.com',
linkRegEx: /^https:\/\/imgadult\.com/,
async getUrl(link) {
return link.thumbnailUrl.replace('/small/', '/big/')
},
}
const imgbb = {
name: 'imgbb.com',
linkRegEx: /^https:\/\/ibb\.co/,
async getUrl(link) {
return link.thumbnailUrl.replace('//thumb', '//image')
},
}
const imgbox = {
name: 'imgbox.com',
linkRegEx: /^http:\/\/imgbox\.com/,
async getUrl(link) {
return link.thumbnailUrl.replace('/thumbs', '/images').replace('_t', '_o')
},
}
const imgbum = {
name: 'imgbum.net',
linkRegEx: /^http:\/\/imgbum\.net/,
async getUrl(link) {
return link.thumbnailUrl.replace('-thumb', '')
},
}
const imgchilibum = {
name: 'imgchilibum.ru',
linkRegEx: /^http:\/\/imgchilibum\.ru\/v/,
async getUrl(link) {
return link.thumbnailUrl.replace('_s/', '_b/')
},
}
const imgdrive = {
name: 'ImgDrive.net',
linkRegEx: /^https:\/\/imgdrive\.net/,
async getUrl(link) {
return link.thumbnailUrl.replace('small', 'big')
},
}
const imgtaxi = {
name: 'imgtaxi.com',
linkRegEx: /^https:\/\/imgtaxi\.com/,
async getUrl(link) {
return link.thumbnailUrl
.replace('/small/', '/big/')
.replace('/small-medium/', '/big/')
},
}
const imx = {
name: 'IMX.to',
linkRegEx: /^https:\/\/imx\.to/,
async getUrl(link) {
return link.thumbnailUrl.replace('/imx', '/i.imx').replace('/u/t/', '/i/')
},
}
const lostpic = {
name: 'Lostpic.net',
linkRegEx: /^http:\/\/lostpic\.net/,
async getUrl(link) {
return link.thumbnailUrl.replace('.th', '').replace('http:', 'https:')
},
}
const moneyPic = {
name: 'money-pic.ru',
linkRegEx: /^http:\/\/money-pic\.ru/,
async getUrl(link) {
return link.thumbnailUrl.replace('-thumb', '')
},
}
const nikapic = {
name: 'nikapic.ru',
linkRegEx: /^http:\/\/nikapic\.ru/,
async getUrl(link) {
return link.thumbnailUrl.replace('/small/', '/big/')
},
}
const picage = {
name: 'picage.ru',
linkRegEx: /^http:\/\/picage\.ru/,
async getUrl(link) {
return link.thumbnailUrl
.replace('picage', 'pic4you')
.replace('-thumb', '')
},
}
const piccash = {
name: 'PicCash.net',
linkRegEx: /^http:\/\/piccash\.net\//,
async getUrl(link) {
return link.thumbnailUrl.replace('_thumb', '_full').replace('-thumb', '')
},
}
const HOST_REPLACE_REG_EX$1 = /(freescreens\.ru|imgclick\.ru|picclick\.ru|payforpic\.ru|picforall\.ru)/
const picforall = {
name: 'PicForAll.ru',
hosts: [
'freescreens.ru',
'imgclick.ru',
'picclick.ru',
'payforpic.ru',
'picforall.ru',
],
linkRegEx: /^http:\/\/(freescreens\.ru|imgclick\.ru|picclick\.ru|payforpic\.ru|picforall\.ru)/,
async getUrl(link) {
return link.thumbnailUrl
.replace(HOST_REPLACE_REG_EX$1, 'picpic.online')
.replace('-thumb', '')
},
}
const HOST_REPLACE_REG_EX$2 = /(iceimg\.net|pixsense\.net|vestimage\.site|chaosimg\.site)/
const pixsense = {
name: 'PixSense',
hosts: [
'www.iceimg.net',
'www.pixsense.net',
'www.vestimage.site',
'www.chaosimg.site',
],
linkRegEx: /^http:\/\/www\.(iceimg\.net|pixsense\.net|vestimage\.site|chaosimg\.site)/,
async getUrl(link) {
return link.thumbnailUrl
.replace(HOST_REPLACE_REG_EX$2, 'fortstore.net')
.replace('small-', '')
.replace('/small/', '/big/')
},
}
const radikal = {
name: 'Radikal.ru',
linkRegEx: /https?:\/\/.\.radikal\.ru\//,
async getUrl(link) {
return link.url
},
}
const radikalLegacy = {
name: 'Radikal.ru (legacy)',
linkRegEx: /^http:\/\/radikal\.ru\//,
imageUrlRegEx: /id="imgFullSize" src="(?<url>[^"]+)"/,
getUrl: getUrlFromPage,
}
const stuffed = {
name: 'stuffed.ru',
linkRegEx: /^http:\/\/stuffed\.ru/,
async getUrl(link) {
return link.thumbnailUrl.replace('-thumb', '')
},
}
const turboimagehost = {
name: 'TurboImageHost',
linkRegEx: /^https:\/\/www\.turboimagehost\.com\/p/,
imageUrlRegEx: /property="og:image" content="([^"]*)"/,
getUrl: getUrlFromPage,
}
const vfl = {
name: 'VFL.ru',
linkRegEx: /^http:\/\/vfl\.ru/,
async getUrl(link) {
return link.thumbnailUrl.replace('_s', '')
},
}
const xxxscreens = {
name: 'XXXScreens.com',
linkRegEx: /^http:\/\/xxxscreens\.com/,
async getUrl(link) {
return link.thumbnailUrl.replace('small/', 'big/')
},
}
const hostExtractors = /* #__PURE__ */ Object.freeze({
__proto__: null,
fastpic: fastpic,
fastpicDirect: fastpicDirect,
imagebam: imagebam,
imageban: imageban,
imagebanDirect: imagebanDirect,
imagetwist: imagetwist,
imagetwistBased: imagetwistBased,
imagevenueLegacy: imagevenueLegacy,
imgadult: imgadult,
imgbb: imgbb,
imgbox: imgbox,
imgbum: imgbum,
imgchilibum: imgchilibum,
imgdrive: imgdrive,
imgtaxi: imgtaxi,
imx: imx,
lostpic: lostpic,
moneyPic: moneyPic,
nikapic: nikapic,
picage: picage,
piccash: piccash,
picforall: picforall,
pixsense: pixsense,
radikal: radikal,
radikalLegacy: radikalLegacy,
stuffed: stuffed,
turboimagehost: turboimagehost,
vfl: vfl,
xxxscreens: xxxscreens,
})
const urlExtractor = (function () {
function sortCaseInsensitive(array, getValue) {
return array
.map((value, index) => ({
index,
value: getValue(value).toLowerCase(),
}))
.sort((a, b) => {
if (a.value > b.value) {
return 1
}
if (a.value < b.value) {
return -1
}
return 0
})
.map((m) => array[m.index])
}
let extractorsActive = []
const extractors = Object.values(hostExtractors).filter(Boolean)
const extractorsByName = extractors.reduce((result, extractor) => {
result[extractor.name] = extractor
return result
}, {})
return {
getImageHostsInfo() {
const result = extractors.map((e) => ({
name: e.name,
description: e.hosts ? e.hosts.join(', ') : '',
}))
return sortCaseInsensitive(result, (value) => value.name)
},
getImageUrl(link) {
const extractor = extractorsByName[link.host]
return extractor.getUrl(link, extractor)
},
getHostNameMatcher(enabledHosts) {
extractorsActive = extractors.filter((e) =>
enabledHosts.includes(e.name)
)
let prevExtractor = null
return (url) => {
if (prevExtractor && prevExtractor.linkRegEx.test(url)) {
return prevExtractor.name
}
const extractor = extractorsActive.find((e) => e.linkRegEx.test(url))
if (extractor) {
prevExtractor = extractor
return extractor.name
}
return null
}
},
}
})()
const config = (function () {
const store = getStore()
const CLASSES = {
open: 'iv-config-form--open',
}
let configMenu = null
const currentHost = unsafeWindow.location.host
function showMenu(config) {
createMenuElement(config).classList.add(CLASSES.open)
}
function createMenuElement(config) {
if (!configMenu) {
const rows = config.hosts.map(createConfigMenuRow)
configMenu = $.create('div', {
id: 'iv-config-form',
className: 'iv-config-form',
contents: [
createMenuHeader(),
{
tag: 'div',
className: 'iv-config-form__options',
contents: rows,
},
],
delegate: {
change: {
'.js-iv-config-checkbox': (e) =>
updateHostConfig(
config.storedConfig,
e.target.value,
e.target.checked
),
},
},
})
document.body.appendChild(configMenu)
}
return configMenu
}
function createMenuHeader() {
const closeButton = $.create('a', {
href: '#',
title: 'Close',
className: `iv-icon-button iv-icon-button--small iv-icon iv-icon--type-close`,
events: {
click: (e) => {
e.preventDefault()
configMenu.classList.remove(CLASSES.open)
},
},
})
return {
tag: 'div',
className: 'iv-config-form__header',
contents: [
{
tag: 'span',
className: 'iv-config-form__header-title',
contents: `Settings for ${currentHost}`,
},
closeButton,
],
}
}
function createConfigMenuRow(host) {
return $.create('label', {
className: 'iv-config-form__label',
title: host.description,
contents: [
{
tag: 'input',
type: 'checkbox',
className: 'iv-config-form__checkbox js-iv-config-checkbox',
checked: host.enabled,
value: host.name,
},
host.name,
],
})
}
function updateHostConfig(config, hostName, isEnabled) {
config.hosts[hostName] = isEnabled
store.set(currentHost, config)
}
async function getHostConfig() {
const hosts = urlExtractor.getImageHostsInfo()
const storedConfig = await store.get(currentHost, { hosts: {} })
const enabledHosts = []
hosts.forEach((host) => {
const id = host.name
const isEnabled =
id in storedConfig.hosts ? storedConfig.hosts[id] : true
host.enabled = isEnabled
storedConfig.hosts[id] = isEnabled
if (isEnabled) {
enabledHosts.push(id)
}
})
storedConfig.hosts = hosts.reduce((result, host) => {
result[host.name] = host.enabled
return result
}, {})
return {
hosts,
storedConfig,
enabledHosts,
}
}
return {
async init() {
const config = await getHostConfig()
const handler = () => showMenu(config)
// eslint-disable-next-line
if (typeof GM_registerMenuCommand !== 'undefined') {
GM_registerMenuCommand('Image Viewer Settings', handler)
} else {
unsafeWindow.imageViewer = {
settings: handler,
}
}
return config
},
}
})()
const css_248z =
"@keyframes spin{0%{transform:translate(-50%,-50%) rotate(0deg)}to{transform:translate(-50%,-50%) rotate(1turn)}}.iv-icon{position:relative}.iv-icon:after,.iv-image-link img:after{content:\"\";position:absolute;z-index:2;top:50%;left:50%;width:100%;height:100%;transform:translate(-50%,-50%);background-repeat:no-repeat;background-position:50%;background-size:contain}.iv-icon--hover:after{transition:opacity .35s ease;opacity:0}.iv-icon--hover:hover:after{opacity:1}.iv-icon--size-button:after{width:50px;height:50px}.iv-icon--type-loading:after{animation:spin 1s linear infinite;opacity:1;background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23fff'%3E%3Cpath d='M12 4V2A10 10 0 002 12h2a8 8 0 018-8z'/%3E%3C/svg%3E\")!important}.iv-icon--type-zoom:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg fill='%23fff' height='24' width='24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M15.5 14h-.79l-.28-.27A6.471 6.471 0 0016 9.5 6.5 6.5 0 109.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3Cpath d='M0 0h24v24H0V0z' fill='none'/%3E%3Cpath d='M12 10h-2v2H9v-2H7V9h2V7h1v2h2v1z'/%3E%3C/svg%3E\")}.iv-icon--type-next:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg fill='%23fff' height='24' width='24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M10 6L8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z'/%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3C/svg%3E\")}.iv-icon--type-previous:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg fill='%23fff' height='24' width='24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M15.41 7.41L14 6l-6 6 6 6 1.41-1.41L10.83 12z'/%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3C/svg%3E\")}.iv-icon--type-close:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg fill='%23fff' height='24' width='24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z'/%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3C/svg%3E\")}.iv-icon--type-expand:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23fff'%3E%3Cpath d='M5 5h5v2H7v3H5V5m9 0h5v5h-2V7h-3V5m3 9h2v5h-5v-2h3v-3m-7 3v2H5v-5h2v3h3z'/%3E%3C/svg%3E\")}.iv-icon--type-shrink:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23fff'%3E%3Cpath d='M14 14h5v2h-3v3h-2v-5m-9 0h5v5H8v-3H5v-2m3-9h2v5H5V8h3V5m11 3v2h-5V5h2v3h3z'/%3E%3C/svg%3E\")}.iv-icon--type-image-broken:after,.iv-image-link img:after{background-image:url(\"data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='%23fff'%3E%3Cpath d='M21 5v6.59l-3-3.01-4 4.01-4-4-4 4-3-3.01V5a2 2 0 012-2h14a2 2 0 012 2m-3 6.42l3 3.01V19a2 2 0 01-2 2H5a2 2 0 01-2-2v-6.58l3 2.99 4-4 4 4'/%3E%3C/svg%3E\")}.iv-image-link{display:inline-flex;min-width:50px;min-height:50px;margin:3px;padding:4px;border:1px solid rgba(0,0,0,.2);box-shadow:1px 1px 3px rgba(0,0,0,.5);vertical-align:top}.iv-image-link img{margin:0}.iv-image-link>:not(img){display:flex;align-items:center;justify-content:center;width:100%}.iv-image-link:before{content:\"\";position:absolute;z-index:1;top:4px;right:4px;bottom:4px;left:4px;transition:opacity .35s ease;opacity:0;background-color:rgba(0,0,0,.5)}.iv-image-link.iv-icon--type-loading:before,.iv-image-link:hover:before{opacity:1}.iv-image-link img:after,.iv-image-link img:before{content:\"\";position:absolute}.iv-image-link img:before{top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.2)}.iv-image-link img:after{z-index:0;width:35px;height:35px}.iv-image-view{display:none;flex-direction:column;height:0;transition:opacity .35s ease-out;opacity:0;background-color:rgba(0,0,0,.8);color:#fff;user-select:none}.iv-image-view--open body,html.iv-image-view--open{overflow:hidden}.iv-image-view--open .iv-image-view{display:flex;position:fixed;z-index:3;top:0;right:0;bottom:0;left:0;height:auto;opacity:1}.iv-image-view--single .single-hide{visibility:hidden}.iv-image-view__footer,.iv-image-view__header{display:flex;background-color:rgba(0,0,0,.8)}.iv-image-view__footer-wrapper,.iv-image-view__header-wrapper{z-index:2}.iv-image-view__header-wrapper{box-shadow:0 3px 7px rgba(0,0,0,.7)}.iv-image-view__footer-wrapper{box-shadow:0 -3px 7px rgba(0,0,0,.7)}.iv-image-view__header{justify-content:space-between}.iv-image-view__footer{justify-content:center}.iv-image-view__body{display:flex;position:relative;height:100%;overflow:auto}.iv-image-view__body::-webkit-scrollbar{width:20px}.iv-image-view__body::-webkit-scrollbar-thumb{background-color:rgba(0,0,0,.8)}.iv-image-view__body::-webkit-scrollbar-track{background-color:hsla(0,0%,100%,.8)}.iv-thumbnail-wrapper{display:flex;position:absolute;z-index:0;top:0;left:0;width:100%;height:100%}.iv-image-view__number{display:flex;align-items:center;padding:0 40px;font-size:18px}.iv-image-view__backdrop{position:fixed;z-index:1;top:0;left:0;width:100%;height:100%}.iv-image,.iv-thumbnail{max-width:100%;max-height:100%;object-fit:contain;margin:auto}.iv-image{z-index:2;transition:opacity .35s ease-out;opacity:1}.iv-thumbnail{filter:blur(5px)}.iv-icon--type-error .iv-image,.iv-image-view__image--loading .iv-image,.iv-image-view__image--thumbnail .iv-image{opacity:0}.iv-image-view__image--thumbnail .iv-thumbnail-wrapper{z-index:2}.iv-image-view--full-height .iv-image,.iv-image-view--full-height .iv-thumbnail{max-height:none;cursor:grab}.iv-image-view--full-height .iv-image--grabbing{cursor:grabbing}.iv-icon-button{width:50px;height:50px;transition:all .35s ease-out}.iv-icon-button--small{width:25px;height:25px}.iv-icon-button+.iv-icon-button{margin-left:5px}.iv-icon-button:hover{background-color:hsla(0,0%,100%,.1)}.iv-icon-button--active,.iv-icon-button:active{background-color:hsla(0,0%,100%,.2)}.iv-config-form{display:none;top:10px;left:10px;flex-direction:column;width:50%;max-width:500px;height:50%;padding:10px;background-color:rgba(0,0,0,.85);color:#fff}.iv-config-form--open{display:flex;position:fixed;z-index:3}.iv-config-form__header{display:flex;align-items:center;padding:10px}.iv-config-form__header-title{flex-grow:1}.iv-config-form__options{display:flex;flex-flow:column wrap;flex-grow:1;overflow:auto}.iv-config-form__label{display:flex;flex:0 0 auto;align-items:center;margin:0;padding:10px;transition:all .35s ease-out}.iv-config-form__label:hover{background-color:hsla(0,0%,100%,.15)}.iv-config-form__checkbox{margin:0 5px 0 0!important}"
const initViewer = (function () {
const CLASSES = {
imageLink: 'js-image-link',
imageLinkZoom: 'iv-icon--type-zoom',
imageLinkHover: 'iv-icon--hover',
brokenImage: 'iv-icon--type-image-broken',
loadingIcon: 'iv-icon--type-loading',
loading: 'iv-image-view__image--loading',
thumbnail: 'iv-image-view__image--thumbnail',
open: 'iv-image-view--open',
single: 'iv-image-view--single',
fullHeight: 'iv-image-view--full-height',
iconExpand: 'iv-icon--type-expand',
iconShrink: 'iv-icon--type-shrink',
grabbing: 'iv-image--grabbing',
buttonActive: 'iv-icon-button--active',
}
const SELECTORS = {
imageLink: `.${CLASSES.imageLink}`,
}
const EMPTY_SRC =
'data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEAAAAALAAAAAABAAEAAAI='
const TRANSITION_DURATION = 350
const elements = {
container: null,
image: null,
imageThumbnail: null,
imageContainer: null,
imageNumber: null,
imageTotal: null,
buttons: {
next: null,
previous: null,
close: null,
toggleFullHeight: null,
},
}
const state = {
firstClick: true,
open: false,
currentLink: null,
linksSet: [],
isSingle: false,
getCurrentLinkIndex() {
return this.linksSet.indexOf(this.currentLink)
},
getLastLinkIndex() {
return this.linksSet.length - 1
},
dragPosition: null,
dragging: false,
}
const image = {
async show(link) {
const container = elements.container
const img = elements.image
const thumbnail = elements.imageThumbnail
state.currentLink = link
if (state.isSingle) {
container.classList.add(CLASSES.single)
} else {
container.classList.remove(CLASSES.single)
elements.imageNumber.textContent = state.getCurrentLinkIndex() + 1
}
if (!state.open) {
document.documentElement.classList.add(CLASSES.open)
state.open = true
}
img.src = EMPTY_SRC
if (link.classList.contains(CLASSES.brokenImage)) {
container.classList.add(CLASSES.brokenImage)
return
}
container.classList.remove(CLASSES.brokenImage)
container.classList.add(CLASSES.loading, CLASSES.loadingIcon)
const isSizeKnown = !!link.dataset.ivWidth
const thumbnailUrl = link.dataset.ivThumbnail
if (isSizeKnown) {
thumbnail.width = link.dataset.ivWidth
thumbnail.src = thumbnailUrl
container.classList.add(CLASSES.thumbnail)
}
let imageUrl = link.dataset.ivImgUrl
if (!imageUrl) {
imageUrl = await urlExtractor.getImageUrl({
url: link.href,
thumbnailUrl,
host: link.dataset.ivHost,
})
if (!imageUrl) {
image.markAsBroken(link)
return
}
link.dataset.ivImgUrl = imageUrl
}
try {
await image.preload(
imageUrl,
isSizeKnown ? null : image.setThumbnailSize
)
img.src = imageUrl
container.classList.remove(
CLASSES.thumbnail,
CLASSES.loading,
CLASSES.loadingIcon
)
setTimeout(image.hideThumbnail, TRANSITION_DURATION)
} catch (e) {
link.classList.remove(CLASSES.imageLink)
image.markAsBroken(link)
$.attributes(link, { target: '_blank' })
}
},
preload(url, onSizeGet) {
return new Promise((resolve, reject) => {
const imageObject = new Image()
imageObject.onload = resolve
imageObject.onerror = reject
imageObject.src = url
if (onSizeGet) {
image.getSize(imageObject).then(onSizeGet)
}
})
},
getSize(img) {
return new Promise((resolve) => {
const intervalId = setInterval(() => {
if (img.naturalWidth) {
clearInterval(intervalId)
resolve({ width: img.naturalWidth, complete: img.complete })
}
}, 10)
})
},
setThumbnailSize({ width, complete }) {
elements.imageThumbnail.width = width
elements.imageThumbnail.src = state.currentLink.dataset.ivThumbnail
if (!complete) {
elements.container.classList.add(CLASSES.thumbnail)
}
state.currentLink.dataset.ivWidth = width
},
hideThumbnail() {
elements.imageThumbnail.removeAttribute('width')
elements.imageThumbnail.src = EMPTY_SRC
},
hide() {
document.documentElement.classList.remove(CLASSES.open)
state.open = false
state.currentLink = null
elements.image.src = EMPTY_SRC
events.keyboard.unbind()
},
next() {
const currentIndex = state.getCurrentLinkIndex()
const newIndex =
currentIndex < state.getLastLinkIndex() ? currentIndex + 1 : 0
image.show(state.linksSet[newIndex])
},
previous() {
const currentIndex = state.getCurrentLinkIndex()
const newIndex =
currentIndex === 0 ? state.getLastLinkIndex() : currentIndex - 1
image.show(state.linksSet[newIndex])
},
toggleFullHeight() {
elements.container.classList.toggle(CLASSES.fullHeight)
elements.buttons.toggleFullHeight.classList.toggle(CLASSES.iconExpand)
elements.buttons.toggleFullHeight.classList.toggle(CLASSES.iconShrink)
},
markAsBroken(link) {
elements.container.classList.replace(
CLASSES.loadingIcon,
CLASSES.brokenImage
)
elements.container.classList.remove(CLASSES.loading)
link.classList.replace(CLASSES.imageLinkZoom, CLASSES.brokenImage)
},
}
const events = {
linkClick(e) {
e.preventDefault()
if (state.firstClick) {
create.viewContainer()
state.firstClick = false
}
const link = e.target
state.linksSet = $$(SELECTORS.imageLink, link.parentNode)
state.isSingle = state.linksSet.length === 1
if (!state.isSingle) {
elements.imageTotal.textContent = state.linksSet.length
}
events.keyboard.bind()
image.show(link)
},
keyboard: {
bind() {
document.addEventListener('keydown', events.keyboard.handler, true)
},
unbind() {
document.removeEventListener('keydown', events.keyboard.handler, true)
},
handler(e) {
if (e.defaultPrevented || e.repeat) {
return
}
switch (e.key) {
case 'ArrowRight':
image.next()
break
case 'ArrowLeft':
image.previous()
break
case 'Escape':
image.hide()
break
case ' ':
image.toggleFullHeight()
break
default:
return
}
e.preventDefault()
},
},
mouse(e) {
switch (e.type) {
case 'mousedown':
state.dragging = true
state.dragPosition = e.clientY
elements.image.classList.add(CLASSES.grabbing)
break
case 'mousemove':
if (state.dragging) {
elements.imageContainer.scrollTop -=
e.clientY - state.dragPosition
state.dragPosition = e.clientY
}
break
case 'mouseup':
case 'mouseout':
state.dragging = false
elements.image.classList.remove(CLASSES.grabbing)
break
case 'dblclick':
image.toggleFullHeight()
break
default:
return
}
e.preventDefault()
},
}
const create = {
viewContainer() {
elements.container = $.create('div', {
className: 'iv-image-view iv-icon iv-icon--size-button',
contents: [
create.viewContainerHeader(),
create.viewContainerBody(),
create.viewContainerFooter(),
],
})
document.body.appendChild(elements.container)
},
viewContainerBody() {
elements.image = $.create('img', {
className: 'iv-image',
events: {
'mousedown mouseup mousemove mouseout dblclick': events.mouse,
},
})
elements.imageThumbnail = $.create('img', {
className: 'iv-thumbnail',
})
elements.imageContainer = $.create('div', {
className: 'iv-image-view__body',
contents: [
{
tag: 'div',
className: 'iv-image-view__backdrop',
events: {
click: image.hide,
},
},
{
tag: 'div',
className: 'iv-thumbnail-wrapper',
contents: elements.imageThumbnail,
},
elements.image,
],
})
return elements.imageContainer
},
viewContainerHeader() {
elements.imageNumber = document.createElement('span')
elements.imageTotal = document.createElement('span')
const imageNumber = $.create('div', {
className: 'iv-image-view__number single-hide',
contents: [elements.imageNumber, '/', elements.imageTotal],
})
elements.buttons.close = create.toolbarButton(
'Close (Esc)',
'close',
image.hide
)
return {
tag: 'div',
className: 'iv-image-view__header-wrapper',
contents: {
tag: 'div',
className: 'iv-image-view__header',
contents: [imageNumber, elements.buttons.close],
},
}
},
viewContainerFooter() {
const buttons = elements.buttons
buttons.previous = create.toolbarButton(
'Previous (←)',
'previous',
image.previous,
'single-hide'
)
buttons.toggleFullHeight = create.toolbarButton(
'Toggle full height (Space)',
'expand',
image.toggleFullHeight
)
buttons.next = create.toolbarButton(
'Next (→)',
'next',
image.next,
'single-hide'
)
return {
tag: 'div',
className: 'iv-image-view__footer-wrapper',
contents: {
tag: 'div',
className: 'iv-image-view__footer',
contents: [
buttons.previous,
buttons.toggleFullHeight,
buttons.next,
],
},
}
},
toolbarButton(title, icon, handler, className = '') {
return $.create('a', {
href: '#',
title: title,
className: `iv-icon-button iv-icon iv-icon--type-${icon} ${className}`,
events: {
click: (e) => {
e.preventDefault()
handler()
},
},
})
},
}
return function (enabledHosts) {
addStyle(css_248z)
const container = $('body')
const linkClasses = [
CLASSES.imageLink,
'iv-image-link',
'iv-icon',
'iv-icon--hover',
CLASSES.imageLinkZoom,
'iv-icon--size-button',
]
const getHostName = urlExtractor.getHostNameMatcher(enabledHosts)
const imagesWithLinks = $$('a > img, a > var', container)
imagesWithLinks
.map((img) => {
return { link: img.parentNode, thumbnailUrl: img.src || img.title }
})
.filter(({ link }) => link.href)
.forEach(({ link, thumbnailUrl }) => {
const hostName = getHostName(link.href)
if (hostName) {
link.dataset.ivHost = hostName
link.dataset.ivThumbnail = thumbnailUrl
link.classList.add(...linkClasses)
}
})
$.delegate(container, 'click', SELECTORS.imageLink, events.linkClick)
}
})()
$.ready().then(async () => {
const hostConfig = await config.init()
initViewer(hostConfig.enabledHosts)
})
})()