E-Hentai Load More Thumbnails

On an e-hentai gallery page, click "Load more" next to the page numbers and enter how many pages' worth of additional thumbnails you want to load onto the current page.

Od 09.06.2018.. Pogledajte najnovija verzija.

// ==UserScript==
// @name        E-Hentai Load More Thumbnails
// @namespace   e-hentai.org
// @description On an e-hentai gallery page, click "Load more" next to the page numbers and enter how many pages' worth of additional thumbnails you want to load onto the current page.
// @match       *://*.exhentai.org/g/*
// @match       *://*.e-hentai.org/g/*
// @version     0.1
// @grant       none
// ==/UserScript==

console.log('Hi');

var MAX_PAGES = 20;
var START_PAGES = 0;
var DEFAULT_PAGES = 2;
var last_loaded = 0;
var base_url = '';

var container_div = document.querySelector('#gdt');
var c_div = document.querySelector('#gdt .c');
var top_row = document.querySelector('.ptt tr');
var bottom_row = document.querySelector('.ptb tr');
var new_td = document.createElement('td');
var a = document.createElement('a');
a.onclick = "return false";
a.innerHTML = 'Load more';
new_td.appendChild(a);
new_td.style.width = '72px';
new_td2 = new_td.cloneNode(true);
new_td.onclick = new_td2.onclick = pop_up;

top_row.appendChild(new_td);
bottom_row.appendChild(new_td2);

var m = document.location.href.match(/^([^?]+)(?:\??.*p=(\d+))?/);
//console.log('m', m);
if (m) {
	base_url = m[1];
	if (m[2]) {
		last_loaded = Math.max(last_loaded, m[2]);
	}
}

var page_links = Array.from(document.querySelectorAll('.ptt a'));
var last_page = Math.max.apply(null, page_links.map((el) => {
		var m = el.href && el.href.match(/p=(\d+)/);
		return parseInt(m && m[1]);
	})
	.filter((num) => num));

START_PAGES > 0 && start_load(START_PAGES);

function pop_up() {
	if (last_loaded >= last_page) {
		alert('No more pages to load');
		console.log('No more pages to load');
	} else {
		var desired_pages = parseInt(prompt('Load how many pages', DEFAULT_PAGES));
		if (desired_pages > 0) {
			start_load(desired_pages);
		}
	}
}

function start_load(desired_pages) {
	if (last_loaded >= last_page) {
		console.log('No more pages to load');
		return;
	}
	var number_wanted = Math.min(desired_pages, MAX_PAGES);
	var end = Math.min(last_loaded + number_wanted, last_page);

	if (!document.querySelector('#marker' + (last_loaded + 1))) {
		add_marker(last_loaded + 1);
	}
	for (var i = last_loaded + 1; i <= end; i++) {
		var marker_div = add_marker(i + 1);
		//var url = good_links[i];
		var url = base_url + '?p=' + i;
		console.log('loading thumbs from', url)
		var oReq = new XMLHttpRequest();
		oReq.addEventListener("load", page_load(marker_div));
		oReq.open("GET", url);
		oReq.send();
		last_loaded = i;
	}
}

function add_marker(i) {
	var marker_div = document.createElement('div');
	marker_div.innerHTML = 'Page ' + i;
	marker_div.id = 'marker' + i;
	marker_div.style.clear = 'both';
	container_div.appendChild(marker_div);
	return marker_div;
}

function page_load(marker) {
	return function() {
		//console.log(this);
		var h = document.createElement('html');
		h.innerHTML = this.responseText;
		var thumb_divs = Array.from(h.querySelectorAll('.gdtl'));
		thumb_divs.forEach((el) => {
			//console.log(marker, el)
			container_div.insertBefore(el, marker);
		});
	}
}