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Scribd Book and Document Downloader
// ==UserScript==
// @name Scribd Book Downloader
// @namespace http://tampermonkey.net/
// @version 0.1.1
// @description Scribd Book and Document Downloader
// @author https://github.com/jtrancozo/scribd-downloader
// @match https://*.scribd.com/*
// @icon https://www.google.com/s2/favicons?domain=scribd.com
// @grant none
// @license MIT
// ==/UserScript==
(function() {
let bookName = document.title;
let url = document.location.href;
const styles = "#app-wrapper { position: fixed; bottom: 10px; left: 10px; z-index: 9999; }"+
"#app-wrapper .btn-app {display: inline-block; padding: 10px 20px; margin-right: 15px; background: #fd4343; color: #fff; font-size: 14px; font-weight: bold; border-radius: 5px; display:none; }";
const styleSheet = document.createElement("style");
styleSheet.type = "text/css";
styleSheet.innerText = styles;
document.head.appendChild(styleSheet);
// btn wrapper
const wrapper = document.createElement('DIV');
wrapper.id = 'app-wrapper';
document.body.appendChild(wrapper);
// Btn Download
const btn = document.createElement('A');
btn.innerText = 'Download Content';
btn.id = 'btn-download';
btn.className = 'btn btn-app';
btn.href = "javascript:;"
wrapper.appendChild(btn);
const btn_print = document.createElement('SPAN');
btn_print.innerText = 'Print';
btn_print.id = 'btn-print';
btn_print.className = 'btn-app';
wrapper.appendChild(btn_print);
// Book
const book = document.createElement('DIV');
book.id = 'book';
document.body.appendChild(book);
// Next Page Arrow
const next = document.querySelector('.page_right.next_btn');
function createBook () {
const book_w = document.querySelector('#column_container .reader_column.left_column > div').style.width;
const book_h = document.querySelector('#column_container .reader_column.left_column > div').style.height;
// const book_w = 585;
// const book_h = 765;
let css = "<head><style>"+
`#book .reader_column.left_column, #book .reader_column.right_column {position: relative; width: ${book_w}; height: auto; overflow: hidden } `+
"#book * {position: static !important; display: inline-block !important; transform: none !important; padding-left: 0 !important; padding-right: 0 !important } "+
"#book .reader_column > div {height: auto !important} " +
"#book .text_line > span { margin-right: 4px; }"+
"style {color: #fff; display: none; opacity: 0;}"+
"@media print { style {color: #fff; display: none; opacity: 0;} #book .text_line > span { margin-right: 4px; } }" +
"</style></head>";
book.style.cssText = `width: ${book_w}px; height: auto;`;
book.innerHTML = css;
}
const initBookScrapper = function () {
createBook();
let pages = getPageCounter();
// let pageBefore = 1;
function loop () {
// pageBefore = pages.atual;
setTimeout(() => {
clonePageContent();
next.click();
pages = getPageCounter();
if (pages.atual < pages.total) {
// if (pages.atual < 20) {
loop();
} else {
// fixColumnsHeight();
}
// console.log(pages.atual);
}, 2000);
}
loop();
}
const clonePageContent = function () {
convertImages();
let pageLeft = document.querySelector('#column_container .reader_column.left_column');
let pageRight = document.querySelector('#column_container .reader_column.right_column');
book.append(pageLeft.cloneNode(true));
book.append(pageRight.cloneNode(true));
}
const convertImages = function () {
let imgs = document.querySelectorAll('#column_container img');
for (let img of imgs) {
if (img.naturalWidth == 1 && img.naturalHeight == 1) {
img.style.display = 'none !important';
img.remove();
}
const newImg = getBase64Image(img);
img.src = newImg;
}
}
const nextPage = function () {
}
const getPageCounter = () => {
let text = document.querySelector('.page_counter').innerText;
text = text.split(' ');
return {
atual: parseInt(text[1]),
total: parseInt(text[3])
}
}
const getBase64Image = function (img) {
var canvas = document.createElement("canvas");
canvas.width = img.naturalWidth;
canvas.height = img.naturalHeight;
var ctx = canvas.getContext("2d");
ctx.drawImage(img, 0, 0);
var dataURL = canvas.toDataURL("image/jpeg", 1);
// return '<img src="'+dataURL+'">';
return dataURL;
}
const fixColumnsHeight = function () {
let columns = document.querySelectorAll('#book .reader_column');
for (let column of columns) {
let contents = column.querySelector('div').querySelectorAll('div > *');
let height = 0;
for (let content of contents) {
height+= content.clientHeight;
}
column.style.height = height+'px';
}
}
const getPDFUrl = function (mobile) {
// return location.href.replace(/^.*?(\d+).*$/, "https://www.scribd.com/document_downloads/$1?extension=pdf&source=mobile_download");
let mobileTag = mobile ? "&source=mobile_download" : "/";
return location.href.replace(/^.*?(\d+).*$/, "https://www.scribd.com/document_downloads/$1?extension=pdf" + mobileTag);
}
const print = () => {
var divContents = document.querySelector('#book').outerHTML;
let fonts = document.querySelector('#fontfaces').outerHTML;
var printWindow = window.open('/', 'Livro', 'height=585,width=1015');
printWindow.document.write('<html><head><title>'+ bookName +'</title>');
printWindow.document.write(fonts);
printWindow.document.write('<link href="https://s-f.scribdassets.com/webpack/monolith/books.53ebd7db38ffe4c98aa2.css"/>');
printWindow.document.write('</head><body><div class="auto__books_epub_book_view">');
printWindow.document.write(divContents);
printWindow.document.write('</div></body></html>');
// printWindow.document.close();
// printWindow.print();
}
const downloadDocument = function () {
if (/document/.test(url)) {
let link = getPDFUrl();
btn.innerText = "Download as PDF";
btn.style.display = "inline-block";
btn.href = link;
btn.download = "Book.pdf";
// btn.target = "_blank";
// Btn Download
const btnMobile = document.createElement('A');
btnMobile.innerText = 'Download as PDF Mobile';
btnMobile.id = 'btn-download-mobile';
btnMobile.className = 'btn btn-app';
btnMobile.style.display = "inline-block";
btnMobile.href = getPDFUrl('mobile');
wrapper.appendChild(btnMobile);
console.log(btnMobile);
}
}
const downloadEbook = function () {
if (/read/.test(url)) {
btn.innerText = "Get Content";
btn.style.display = "inline-block";
btn.addEventListener('click', () => initBookScrapper());
btn_print.style.display = "inline-block";
btn_print.addEventListener('click', () => print());
}
}
switch (true) {
case /document/.test(url):
downloadDocument();
break;
case /read/.test(url):
downloadEbook();
break;
case /listen/.test(url):
downloadAudio();
break;
default:
console.log();
}
})();