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infinite scroll and image previews of torrents (more in description)
当前为
// ==UserScript==
// @name nyaa.si/sukebei.nyaa.si helper
// @namespace https://nyaa.si/
// @version 0.2
// @description infinite scroll and image previews of torrents (more in description)
// @author Mossshine
// @match https://sukebei.nyaa.si/*
// @match https://nyaa.si/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
const BASE_URL = `${window.location.protocol}//${window.location.hostname}`;
const IMAGE_REGEXP = /http(.*jpg|.*png)/g;
const NEW_LINES = /\]/g;
$('body').prepend(`
<style>
.preloader {
display: inline-block;
position: relative;
width: auto;
height: 10px;
}
.preloader:after {
content: " ";
display: block;
border-radius: 50%;
width: 0;
height: 0;
position: relative;
top: -8px;
left: 31px;
box-sizing: border-box;
border: 12px solid #fff;
border-color: #fff transparent #fff transparent;
animation: preloader 1.2s infinite;
}
.total-known-pages .preloader:after {
left: 0px !important;
}
.preloader.error:after {
border-color: #fb2b48 transparent #fb2b48 transparent;
}
@keyframes preloader {
0% {
transform: rotate(0);
animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
}
50% {
transform: rotate(900deg);
animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
}
100% {
transform: rotate(1800deg);
}
}
.loaded {
background: black !important;
}
.torrent-previews .image {
height: 125px;
width: auto;
object-fit: contain;
padding: 5px;
}
.torrent-previews::-webkit-scrollbar {
width: 0;
height: 0;
}
.torrent-previews {
display: flex;
overflow-x: scroll;
scrollbar-width: none;
}
.paginator-status .out-of {
display: block;
border-bottom: 2px solid #afafaf;
margin-bottom: 3px;
}
.paginator-status {
z-index: 999999999;
position: fixed;
display: flex;
flex-direction: column;
font-size: 25px;
text-align: center;
padding: 10px;
background: #0000007a;
border-bottom-right-radius: 10px;
}
</style>
<div class="paginator-status" style="display: none;">
<span class="actual-page">1</span>
<span class="out-of"></span>
<span class="total-known-pages">1</span>
</div>
`);
function Utilities() {}
Utilities.prototype = {
constructor: Utilities,
nextPage: function (uri) {
if(uri.has('p')) {
uri.set('p', (parseInt(uri.get('p')) + 1).toString())
} else {
uri.set('p', '2');
}
return uri;
},
currentPage: function (uri) {
if(uri.has('p')) {
return uri.get('p');
} else {
return 1;
}
}
};
const Utils = new Utilities();
let uri = new URLSearchParams(window.location.search);
let isLoadingNextPage = false;
$(window).on('wheel', function () {
if(isLoadingNextPage === true) {
return;
}
if(($(window).scrollTop() + $(window).height()) === $(document).height()) {
Utils.nextPage(uri);
isLoadingNextPage = true;
$('.total-known-pages').html(`<div class="preloader"></div>`);
$.ajax({
url: BASE_URL + '/?' + uri.toString(),
type: "GET",
success: function (rawHtml) {
isLoadingNextPage = false;
let table = $(rawHtml).find('.torrent-list');
$('.torrent-list').find('tbody').append(table.find('tbody').html());
let currentHighest = 0;
$(rawHtml).find('ul.pagination a').each(function () {
let page = parseInt($(this).html());
if(page > currentHighest) {
currentHighest = page;
}
})
$('.actual-page').html(Utils.currentPage(uri));
$('.total-known-pages').html(currentHighest);
bindPreviews();
}
})
}
});
let currentHighest = 0;
$('ul.pagination').find('a').each(function () {
let page = parseInt($(this).html());
if(page > currentHighest) {
currentHighest = page;
}
})
$('.actual-page').html(Utils.currentPage(uri));
$('.total-known-pages').html(currentHighest);
$('.paginator-status').css('display', 'flex');
bindPreviews();
function bindPreviews()
{
$(".torrent-list tr:not(.loaded)").off().on('mouseover',function (e) {
if(e.shiftKey === false) {
return;
}
let row = $(this);
if(row.hasClass('loaded') || row.hasClass('loading')) {
return;
}
let torrentUrl = row.find("td[colspan='2'] > a");
if(torrentUrl.length === 0) {
return;
}
row.addClass('loading');
let category = row.find('td:first-child > a');
$.ajax({
url: BASE_URL + torrentUrl.attr('href'),
type: "GET",
beforeSend: function () {
let preloader = category.find('.preloader');
if(preloader.length === 0) {
category.find('img').css('display', 'none');
category.append(`<div class="preloader"></div>`);
} else {
preloader.removeClass('error');
}
},
statusCode: {
429: function () {
row.removeClass('loading');
let preloader = category.find('.preloader');
if(preloader.length !== 0) {
preloader.addClass('error');
}
}
},
error: function () {
row.removeClass('loading');
let preloader = category.find('.preloader');
if(preloader.length !== 0) {
preloader.addClass('error');
}
},
success: function (rawHtml) {
row.removeClass('loading');
if(row.hasClass('loaded')) {
return;
}
row.addClass('loaded');
let rawDescription = $(rawHtml).find('#torrent-description').html();
rawDescription = rawDescription.replace(NEW_LINES, "\n");
let m;
let images = [];
while ((m = IMAGE_REGEXP.exec(rawDescription)) !== null) {
if (m.index === IMAGE_REGEXP.lastIndex) {
IMAGE_REGEXP.lastIndex++;
}
m.forEach((match, groupIndex) => {
if(groupIndex === 0) {
images.push(`<img class="image" src="${match}">`);
}
});
}
category.find('.preloader').each(function () {
$(this).remove();
})
category.find('img').css('display', 'block');
if(images.length > 0) {
row.after(`<tr><td colspan="9"><div class="torrent-previews">${images.join('\n')}</div></td></tr>`);
}
}
})
});
}
})();