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Manga Comic Downloader. Shortcut: Alt+Y.
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// ==UserScript==
// @name MCD
// @namespace https://lelinhtinh.github.io
// @description Manga Comic Downloader. Shortcut: Alt+Y.
// @version 1.5.1
// @icon https://i.imgur.com/GAM6cCg.png
// @author Zzbaivong
// @license MIT; https://baivong.mit-license.org/license.txt
// @match https://www.kuaikanmanhua.com/*
// @match https://newtoki*.*/webtoon/*
// @match https://manhwa18.net/*
// @match https://manytoon.com/comic/*
// @match https://18comic.org/album/*
// @require https://code.jquery.com/jquery-3.5.1.min.js
// @require https://unpkg.com/jszip@3.1.5/dist/jszip.min.js
// @require https://unpkg.com/file-saver@2.0.2/dist/FileSaver.min.js
// @require https://greasemonkey.github.io/gm4-polyfill/gm4-polyfill.js?v=a834d46
// @noframes
// @connect *
// @supportURL https://github.com/lelinhtinh/Userscript/issues
// @run-at document-start
// @grant GM_addStyle
// @grant GM_xmlhttpRequest
// @grant GM.xmlHttpRequest
// @grant GM_registerMenuCommand
// ==/UserScript==
window._URL = window.URL || window.webkitURL;
jQuery(function ($) {
/**
* Output extension
* @type {String} zip
* cbz
*
* Tips: Convert .zip to .cbz
* Windows
* $ ren *.zip *.cbz
* Linux
* $ rename 's/\.zip$/\.cbz/' *.zip
*/
var outputExt = 'zip'; // or 'zip'
/**
* Multithreading
* @type {Number} [1 -> 32]
*/
var threading = 4;
/**
* The number of times the download may be attempted.
* @type {Number}
*/
var tries = 5;
/**
* Image list will be ignored
* @type {Array} url
*/
var ignoreList = [];
/**
* Keep the original url
* @type {Array} key
*/
var keepOriginal = ['kkmh.com'];
/**
* HTTP referer
* @param {Object} hostname
*/
var referer = {};
/* === DO NOT CHANGE === */
window.URL = window._URL;
function getImageType(arrayBuffer) {
if (!arrayBuffer.byteLength)
return {
mime: null,
ext: null,
};
var ext = '',
mime = '',
dv = new DataView(arrayBuffer, 0, 5),
numE1 = dv.getUint8(0, true),
numE2 = dv.getUint8(1, true),
hex = numE1.toString(16) + numE2.toString(16);
switch (hex) {
case '8950':
ext = 'png';
mime = 'image/png';
break;
case '4749':
ext = 'gif';
mime = 'image/gif';
break;
case 'ffd8':
ext = 'jpg';
mime = 'image/jpeg';
break;
case '424d':
ext = 'bmp';
mime = 'image/bmp';
break;
case '5249':
ext = 'webp';
mime = 'image/webp';
break;
default:
ext = null;
mime = null;
break;
}
return {
mime: mime,
ext: ext,
};
}
function noty(txt, status) {
function destroy() {
if (!$noty.length) return;
$noty.fadeOut(300, function () {
$noty.remove();
$noty = [];
});
clearTimeout(notyTimeout);
}
function autoHide() {
notyTimeout = setTimeout(function () {
destroy();
}, 2000);
}
if (!$noty.length) {
var $wrap = $('<div>', {
id: 'baivong_noty_wrap',
}),
$content = $('<div>', {
id: 'baivong_noty_content',
class: 'baivong_' + status,
html: txt,
}),
$close = $('<div>', {
id: 'baivong_noty_close',
html: '×',
});
$noty = $wrap.append($content).append($close);
$noty.appendTo('body').fadeIn(300);
} else {
$noty
.find('#baivong_noty_content')
.attr('class', 'baivong_' + status)
.html(txt);
$noty.show();
clearTimeout(notyTimeout);
}
$noty
.click(function () {
destroy();
})
.hover(
function () {
clearTimeout(notyTimeout);
},
function () {
autoHide();
},
);
if (status !== 'warning' && status !== 'success') autoHide();
}
function targetLink(selector) {
return configs.link
.split(/\s*,\s*/)
.map((i) => i + selector)
.join(',');
}
function linkError() {
$(targetLink('[href="' + configs.href + '"]')).css({
color: 'red',
textShadow: '0 0 1px red, 0 0 1px red, 0 0 1px red',
});
hasDownloadError = true;
}
function linkSuccess() {
var $currLink = $(targetLink('[href="' + configs.href + '"]'));
if (!hasDownloadError)
$currLink.css({
color: 'green',
textShadow: '0 0 1px green, 0 0 1px green, 0 0 1px green',
});
}
function beforeleaving(e) {
e.preventDefault();
e.returnValue = '';
}
function cancelProgress() {
linkError();
window.removeEventListener('beforeunload', beforeleaving);
}
function notyError() {
noty('ERR! Cannot download <strong>' + chapName + '</strong>', 'error');
inProgress = false;
cancelProgress();
}
function notyImages() {
noty('ERR! <strong>' + chapName + '</strong> empty data', 'error');
inProgress = false;
cancelProgress();
}
function notySuccess(source) {
if (threading < 1) threading = 1;
if (threading > 32) threading = 32;
dlImages = source.map(function (url) {
return {
url: url,
attempt: tries,
};
});
dlTotal = dlImages.length;
addZip();
noty('Start downloading <strong>' + chapName + '</strong>', 'warning');
window.addEventListener('beforeunload', beforeleaving);
}
function notyWait() {
document.title = '[…] ' + tit;
noty('<strong>' + chapName + '</strong> is getting ready...', 'warning');
dlAll = dlAll.filter(function (l) {
return configs.href.indexOf(l) === -1;
});
$(targetLink('[href="' + configs.href + '"]')).css({
color: 'orange',
fontWeight: 'bold',
fontStyle: 'italic',
textDecoration: 'underline',
textShadow: '0 0 1px orange, 0 0 1px orange, 0 0 1px orange',
});
}
function dlAllGen() {
dlAll = [];
$(configs.link).each(function (i, el) {
dlAll[i] = $(el).attr('href');
});
if (configs.reverse) dlAll.reverse();
}
function notyReady() {
noty('Script is <strong>now ready</strong> to use', 'info');
dlAllGen();
$doc
.on('click', configs.link, function (e) {
if (!e.ctrlKey && !e.shiftKey) return;
e.preventDefault();
var _link = $(this).attr('href');
if (e.ctrlKey && e.shiftKey) {
dlAll = dlAll.filter(function (l) {
return _link.indexOf(l) === -1;
});
$(targetLink('[href="' + _link + '"]')).css({
color: 'gray',
fontWeight: 'bold',
fontStyle: 'italic',
textDecoration: 'line-through',
textShadow: '0 0 1px gray, 0 0 1px gray, 0 0 1px gray',
});
} else {
if (!inCustom) {
dlAll = [];
inCustom = true;
}
dlAll.push(_link);
$(targetLink('[href="' + _link + '"]')).css({
color: 'violet',
textDecoration: 'overline',
textShadow: '0 0 1px violet, 0 0 1px violet, 0 0 1px violet',
});
}
})
.on('keyup', function (e) {
if (e.which === 17 || e.which === 16) {
e.preventDefault();
if (dlAll.length && inCustom) {
if (e.which === 16) inMerge = true;
downloadAll();
}
}
});
}
function downloadAll() {
if (inProgress || inAuto) return;
if (!inCustom && !dlAll.length) dlAllGen();
if (!dlAll.length) return;
inAuto = true;
$(targetLink('[href*="' + dlAll[0] + '"]')).trigger('contextmenu');
}
function downloadAllOne() {
inMerge = true;
downloadAll();
}
function genFileName() {
chapName = chapName
.replace(/\s+/g, '_')
.replace(/・/g, '·')
.replace(/(^_+|_+$)/, '');
if (hasDownloadError) chapName = '__ERROR__' + chapName;
return chapName;
}
function endZip() {
if (!inMerge) {
dlZip = new JSZip();
dlPrevZip = false;
}
dlCurrent = 0;
dlFinal = 0;
dlTotal = 0;
dlImages = [];
hasDownloadError = false;
inProgress = false;
if (inAuto) {
if (dlAll.length) {
$(targetLink('[href*="' + dlAll[0] + '"]')).trigger('contextmenu');
} else {
inAuto = false;
inCustom = false;
}
}
}
function genZip() {
noty('Create archive of <strong>' + chapName + '</strong>', 'warning');
dlZip
.generateAsync(
{
type: 'blob',
compression: 'STORE',
},
function updateCallback(metadata) {
noty('Zipping <strong>' + metadata.percent.toFixed(2) + '%</strong>', 'warning');
},
)
.then(
function (blob) {
var zipName = genFileName() + '.' + outputExt;
if (dlPrevZip) URL.revokeObjectURL(dlPrevZip);
dlPrevZip = blob;
noty(
'<a href="' +
URL.createObjectURL(dlPrevZip) +
'" download="' +
zipName +
'"><strong>Click here</strong></a> if not automatically download',
'success',
);
linkSuccess();
window.removeEventListener('beforeunload', beforeleaving);
saveAs(blob, zipName);
document.title = '[⇓] ' + tit;
endZip();
},
function () {
noty('ERR! Cannot zip file <strong>' + chapName + '</strong>', 'error');
cancelProgress();
document.title = '[x] ' + tit;
endZip();
},
);
}
function dlImgError(current, success, error, err, filename) {
if (dlImages[current].attempt <= 0) {
dlFinal++;
error(err, filename);
return;
}
setTimeout(function () {
dlImg(current, success, error);
dlImages[current].attempt--;
}, 2000);
}
function dlImg(current, success, error) {
var url = dlImages[current].url,
filename = ('0000' + dlCurrent).slice(-4),
urlObj = new URL(url),
urlHost = urlObj.hostname,
headers = {};
if (referer[urlHost]) {
headers.referer = referer[urlHost];
headers.origin = referer[urlHost];
} else {
headers.referer = location.origin;
headers.origin = location.origin;
}
GM.xmlHttpRequest({
method: 'GET',
url: url,
responseType: 'arraybuffer',
headers: headers,
onload: function (response) {
var imgExt = getImageType(response.response).ext;
if (imgExt === 'gif') {
dlFinal++;
next();
return;
}
if (
!imgExt ||
response.response.byteLength < 100 ||
(response.statusText !== 'OK' && response.statusText !== '')
) {
dlImgError(current, success, error, response, filename);
} else {
filename = filename + '.' + imgExt;
dlFinal++;
success(response, filename);
}
},
onerror: function (err) {
dlImgError(current, success, error, err, filename);
},
});
}
function next() {
noty('Downloading <strong>' + dlFinal + '/' + dlTotal + '</strong>', 'warning');
if (dlFinal < dlCurrent) return;
if (dlFinal < dlTotal) {
addZip();
} else {
if (inMerge) {
if (dlAll.length) {
linkSuccess();
endZip();
} else {
inMerge = false;
genZip();
}
} else {
genZip();
}
}
}
function addZip() {
var max = dlCurrent + threading,
path = '';
if (max > dlTotal) max = dlTotal;
if (inMerge) path = genFileName() + '/';
for (dlCurrent; dlCurrent < max; dlCurrent++) {
dlImg(
dlCurrent,
function (response, filename) {
dlZip.file(path + filename, response.response);
next();
},
function (err, filename) {
dlZip.file(path + filename + '_error.txt', err.statusText + '\r\n' + err.finalUrl);
noty(err.statusText, 'error');
linkError();
next();
},
);
}
}
function imageIgnore(url) {
return ignoreList.some(function (v) {
return url.indexOf(v) !== -1;
});
}
function decodeUrl(url) {
var parser = new DOMParser(),
dom = parser.parseFromString('<!doctype html><body>' + url, 'text/html');
return decodeURIComponent(dom.body.textContent);
}
function imageFilter(url) {
url = decodeUrl(url);
url = url.trim();
url = url.replace(/^.+(&|\?)url=/, '');
url = url.replace(/(https?:\/\/)lh(\d)(\.bp\.blogspot\.com)/, '$1$2$3');
url = url.replace(/(https?:\/\/)lh\d\.(googleusercontent|ggpht)\.com/, '$14.bp.blogspot.com');
url = url.replace(/\?.+$/, '');
if (url.indexOf('imgur.com') !== -1) {
url = url.replace(/(\/)(\w{5}|\w{7})(s|b|t|m|l|h)(\.(jpe?g|png|webp))$/, '$1$2$4');
} else if (url.indexOf('blogspot.com') !== -1) {
url = url.replace(/\/([^/]+-)?(Ic42)(-[^/]+)?\//, '/$2/');
url = url.replace(/\/(((s|w|h)\d+|(w|h)\d+-(w|h)\d+))?-?(c|d|g)?\/(?=[^/]+$)/, '/');
url += '?imgmax=16383';
} else {
url = url.replace(/(\?|&).+/, '');
}
url = encodeURI(url);
return url;
}
function checkImages(images) {
var source = [];
if (!images.length) {
notyImages();
} else {
$.each(images, function (i, v) {
v = v.replace(/^[\s\n]+|[\s\n]+$/g, '');
var keep = keepOriginal.some(function (key) {
return v.indexOf(key) !== -1;
});
if (keep) {
source.push(v);
return;
}
if (imageIgnore(v) || typeof v === 'undefined') return;
if (/[><"']/.test(v)) return;
if (
(v.indexOf(location.origin) === 0 || (v.indexOf('/') === 0 && v.indexOf('//') !== 0)) &&
!/^(\.(jpg|png)|webp|jpeg)$/.test(v.slice(-4))
) {
return;
} else if (v.indexOf('http') !== 0 && v.indexOf('//') !== 0) {
v = location.origin + (v.indexOf('/') === 0 ? '' : '/') + v;
} else if (v.indexOf('http') === 0 || v.indexOf('//') === 0) {
v = imageFilter(v);
} else {
return;
}
source.push(v);
});
notySuccess(source);
}
}
function getImages($contents) {
var images = [];
$contents.each(function (i, v) {
var $img = $(v);
images[i] = !configs.imgSrc
? $img.data('src') || $img.data('original')
: $img.attr(configs.imgSrc) || $img.attr('src');
});
checkImages(images);
}
function getContents($source) {
var method = 'find';
if (configs.filter) method = 'filter';
var $entry = $source[method](configs.contents).find('img');
if (!$entry.length) {
notyImages();
} else {
getImages($entry);
}
}
function cleanSource(response) {
var responseText = response.responseText;
if (configs.imgSrc) return $(responseText);
responseText = responseText.replace(/[\s\n]+src[\s\n]*=[\s\n]*/gi, ' data-src=');
responseText = responseText.replace(/^[^<]*/, '');
return $(responseText);
}
function rightClickEvent(_this, callback) {
var $this = $(_this),
name = configs.name;
configs.href = $this.attr('href');
chapName = $this.text().trim();
if (typeof name === 'function') {
chapName = name(_this, chapName);
} else if (typeof name === 'string') {
chapName = $(name).text().trim() + ' ' + chapName;
}
notyWait();
GM.xmlHttpRequest({
method: 'GET',
url: configs.href,
onload: function (response) {
var $data = cleanSource(response);
if (typeof callback === 'function') {
callback($data);
} else {
getContents($data);
}
},
onerror: function () {
notyError();
},
});
}
function oneProgress() {
if (inProgress) {
noty('Only <strong>one chapter</strong> can be downloaded at a time', 'error');
return false;
}
inProgress = true;
return true;
}
function getSource(callback) {
var $link = $(configs.link);
if (!$link.length) return;
$link.on('contextmenu', function (e) {
e.preventDefault();
hasDownloadError = false;
if (!oneProgress()) return;
rightClickEvent(this, callback);
});
notyReady();
}
/* global __NUXT__ */
function getKuaikanManhua() {
getSource(function ($data) {
$data = $data.filter('script:not([src]):contains("window.__NUXT__")');
if (!$data.length) {
notyImages();
return;
}
eval($data.text());
if (!__NUXT__) {
notyImages();
return;
}
var images = __NUXT__.data[0].comicInfo.comicImages;
images = images.map(function (v) {
return v.url;
});
if (!images.length) {
notyImages();
return;
}
checkImages(images);
});
}
/* global html_data */
function getNewToki69() {
function html_encoder(s) {
var i = 0,
out = '',
l = s.length;
for (; i < l; i += 3) {
out += String.fromCharCode(parseInt(s.substr(i, 2), 16));
}
return out;
}
getSource(function ($data) {
var $images = $data.find('img[data-original^="https://"]:not([style])');
if (!$images.length) {
$images = $data.find('script:not([src]):contains("html_data")');
if (!$images.length) {
notyImages();
return;
}
$images = $images.text();
$images = /(var\s+html_data[\s\S]+?)(?=(document\.write|[\s\n]+$))/.exec($images);
if (!$images) {
notyImages();
return;
}
eval($images[1]);
$images = html_encoder(html_data);
$images = $($images).find('img[data-original^="https://"]:not([style])');
}
var images = [];
$images.each(function (i, v) {
var $img = $(v);
images[i] = $img.data('original');
});
checkImages(images);
});
}
var configsDefault = {
reverse: true,
link: '',
name: '',
contents: '',
imgSrc: '',
filter: false,
init: getSource,
},
configs,
chapName,
$noty = [],
notyTimeout,
domainName = location.host,
tit = document.title,
$doc = $(document),
dlZip = new JSZip(),
dlPrevZip = false,
dlCurrent = 0,
dlFinal = 0,
dlTotal = 0,
dlImages = [],
dlAll = [],
hasDownloadError = false,
inProgress = false,
inAuto = false,
inCustom = false,
inMerge = false;
GM_registerMenuCommand('Download All Chapters', downloadAll);
GM_registerMenuCommand('Download All To One File', downloadAllOne);
$doc.on('keydown', function (e) {
if (e.which === 89 && e.altKey) {
// Alt+Y
e.preventDefault();
e.shiftKey ? downloadAllOne() : downloadAll();
}
});
GM_addStyle(
'#baivong_noty_wrap{display:none;background:#fff;position:fixed;z-index:2147483647;right:20px;top:20px;min-width:150px;max-width:100%;padding:15px 25px;border:1px solid #ddd;border-radius:2px;box-shadow:0 0 0 1px rgba(0,0,0,.1),0 1px 10px rgba(0,0,0,.35);cursor:pointer}#baivong_noty_content{color:#444}#baivong_noty_content strong{font-weight:700}#baivong_noty_content.baivong_info strong{color:#2196f3}#baivong_noty_content.baivong_success strong{color:#4caf50}#baivong_noty_content.baivong_warning strong{color:#ffc107}#baivong_noty_content.baivong_error strong{color:#f44336}#baivong_noty_content strong.centered{display:block;text-align:center}#baivong_noty_close{position:absolute;right:0;top:0;font-size:18px;color:#ddd;height:20px;width:20px;line-height:20px;text-align:center}#baivong_noty_wrap:hover #baivong_noty_close{color:#333}',
);
if (/(www\.)?kuaikanmanhua\.com/.test(domainName)) {
configs = {
link: '.title.fl a[href^="/web/comic/"]',
name: 'h3.title',
init: getKuaikanManhua,
};
} else if (/newtoki\d*\.(com|net)/.test(domainName)) {
configs = {
link: '.item-subject',
name: function (_this) {
return (
$('[itemprop="description"] .view-content:first span').text().trim() +
' ' +
$(_this)
.contents()
.filter(function (i, el) {
return el.nodeType === 3;
})
.text()
.trim()
);
},
init: getNewToki69,
};
} else if (domainName === 'manhwa18.net') {
configs = {
link: '#tab-chapper .chapter',
name: '[itemprop="name"]:last',
contents: '.chapter-content',
imgSrc: 'data-original',
filter: true,
};
} else if (domainName === 'manytoon.com') {
configs = {
link: '.wp-manga-chapter a',
name: function (_this) {
return (
$('.post-title h3')
.contents()
.filter(function (i, el) {
return el.nodeType === 3;
})
.text()
.trim() +
' ' +
$(_this).text().trim()
);
},
contents: '.reading-content',
};
} else if (domainName === '18comic.org') {
configs = {
link: '.episode:visible a, .dropdown-toggle.reading:visible',
name: function (_this) {
var $this = $(_this),
mangaName = $('.panel-heading [itemprop="name"]:visible').text().trim();
if ($this.hasClass('reading')) return mangaName;
return (
mangaName +
' ' +
$this
.find('li')
.contents()
.filter(function (i, el) {
return el.nodeType === 3;
})
.text()
.trim()
);
},
contents: '.panel-body',
imgSrc: 'data-original',
};
}
if (Array.isArray(configs)) {
var isMobile = /mobi|android|touch|mini/i.test(navigator.userAgent.toLowerCase());
configs = configs[isMobile ? 1 : 0];
}
if (!configs) return;
configs = $.extend(configsDefault, configs);
configs.init();
});