annotate melonbooks-unlazy.user.js @ 99:b44d5cb661c5

Also check for empty string
author nanaya <me@nanaya.net>
date Sat, 24 Dec 2022 06:55:55 +0900
parents 3e5f1fa9ed52
children 3fded109e23a
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1 // ==UserScript==
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2 // @name melonbooks unlazy
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3 // @namespace https://nanaya.net
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4 // @match https://www.melonbooks.co.jp/*
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5 // @grant none
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6 // @run-at document-start
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7 // @version 1.0.3
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8 // @author nanaya
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9 // @description replace lazy loaded images with just images
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10 // @downloadURL https://hg.nanaya.net/ec-userscripts/raw-file/tip/melonbooks-unlazy.user.js
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11 // ==/UserScript==
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12
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13 'use strict'
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15 function fix (image) {
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16 const src = image.dataset.src
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17
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18 if (src == null || src === '') return
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20 image.classList.remove('lazyload')
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21 image.src = image.dataset.src
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22 delete image.dataset.src
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23 }
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25 function onMutate (mutations) {
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26 for (const mutation of mutations) {
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27 for (const node of mutation.addedNodes) {
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28 if (node instanceof window.HTMLElement) {
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29 for (const image of node.querySelectorAll('.lazyload')) {
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30 fix(image)
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31 }
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32 }
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33 }
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34 }
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35 }
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37 const observer = new window.MutationObserver(onMutate)
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38 observer.observe(document, { childList: true, subtree: true })