MediaWiki:Gadget-DeferredDisplay.js
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/**
* Deferred display of {{tl|nsfw}}-tagged images.
* jshint validation
* @author Dschwen, 2013 / Vish, 2023
*/
$(document).ready(function() {
function applyNSFWOverlay(container) {
container.css({
backgroundImage: 'url("https://static.jojowiki.com/images/customizations/Dialog-warning-yellow.png")',
backgroundRepeat: 'no-repeat',
backgroundPosition: 'center',
display: 'block'
}).find('img').css({
visibility: 'hidden'
}).one('click', function(e) {
$(this).css('visibility', '');
$(this).parent().css('backgroundImage', '');
e.preventDefault();
});
}
function processNSFWImages() {
// Select and process images
$('img[alt*=NSFWTAG]').parent().add($('.thumbinner,.gallerybox').has('.nsfwelement').find('.image').parent()).each(function() {
applyNSFWOverlay($(this));
});
}
processNSFWImages();
// Set up a MutationObserver to handle lazy-loaded images
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(mutation) {
if (mutation.type === 'attributes' && mutation.attributeName === 'src') {
var img = $(mutation.target);
if (img.is('img[alt*=NSFWTAG]')) {
applyNSFWOverlay(img.parent());
}
}
});
});
// Observe changes in the document
observer.observe(document.body, {
attributes: true,
subtree: true,
attributeFilter: ['src']
});
});
