Fetch lazy-load images immediately at document load
Tính đến
// ==UserScript==
// @name HindustanTimes - fetch lazy-load images immediately
// @description Fetch lazy-load images immediately at document load
// @include http://www.hindustantimes.com/*
// @version 1.0
// @namespace wOxxOm.scripts
// @author wOxxOm
// @license MIT License
// @run-at document-start
// @grant none
// ==/UserScript==
setMutationHandler(document, 'img.lazy', function(observer, nodes) {
for (var i=0, len=nodes.length, n; i<len && (n=nodes[i]); i++) {
n.src = n.dataset.original;
n.classList.remove('lazy');
}
return true;
});
function setMutationHandler(baseNode, selector, cb) {
var ob = new MutationObserver(function(mutations){
for (var i=0, ml=mutations.length, m; (i<ml) && (m=mutations[i]); i++)
for (var j=0, nodes=m.addedNodes, nl=nodes.length, n; (j<nl) && (n=nodes[j]); j++)
if (n.nodeType == 1)
if ((n = n.matches(selector) ? [n] : n.querySelectorAll(selector)) && n.length)
if (!cb(ob, n))
return;
});
ob.observe(baseNode, {subtree:true, childList:true});
}