Scribd Material Downloader (Safe PDF)

Injects Scribd Material Downloader buttons into Scribd pages to view, download TXT, or download PDF safely.

Verze ze dne 22. 09. 2025. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Scribd Material Downloader (Safe PDF)
// @namespace    Violentmonkey Scripts
// @version      1.2
// @description  Injects Scribd Material Downloader buttons into Scribd pages to view, download TXT, or download PDF safely.
// @author       Angesom12
// @license      MIT
// @match        *://www.scribd.com/*
// @grant        none
// @run-at       document-idle
// ==/UserScript==

(function() {
    'use strict';

    // Load jsPDF dynamically from GitHub
    const jsPDFScript = document.createElement('script');
    jsPDFScript.src = 'https://raw.githubusercontent.com/Angesom12/scribd-downloader-assets/main/js/jspdf.umd.min.js';
    jsPDFScript.onload = () => initDownloader();
    document.head.appendChild(jsPDFScript);

    function initDownloader() {
        const { jsPDF } = window.jspdf;

        // --- Create Button Container ---
        const container = document.createElement('div');
        container.className = 'button-container';
        container.style.position = 'fixed';
        container.style.top = '50%';
        container.style.right = '40px';
        container.style.transform = 'translateY(-50%)';
        container.style.display = 'flex';
        container.style.flexDirection = 'column';
        container.style.gap = '18px';
        container.style.zIndex = '100000';

        // --- Button Styles ---
        const style = document.createElement('style');
        style.textContent = `
            .dl-btn {
                padding: 14px 24px;
                font-size: 16px;
                font-weight: bold;
                border: none;
                border-radius: 10px;
                cursor: pointer;
                color: #fff;
                box-shadow: 0 3px 6px rgba(0,0,0,0.25);
                transition: transform 0.2s, opacity 0.2s;
            }
            .dl-btn:hover {
                transform: scale(1.1);
                opacity: 0.9;
            }
            .btn-view   { background-color: #27ae60; }
            .btn-txt    { background-color: #f39c12; }
            .btn-pdf    { background-color: #8e44ad; }
        `;
        document.head.appendChild(style);

        // --- Create Buttons ---
        const btnView = document.createElement('button');
        btnView.className = 'dl-btn btn-view';
        btnView.textContent = 'View Full';

        const btnTXT = document.createElement('button');
        btnTXT.className = 'dl-btn btn-txt';
        btnTXT.textContent = 'Download (TXT)';

        const btnPDF = document.createElement('button');
        btnPDF.className = 'dl-btn btn-pdf';
        btnPDF.textContent = 'Download (PDF)';

        container.appendChild(btnView);
        container.appendChild(btnTXT);
        container.appendChild(btnPDF);
        document.body.appendChild(container);

        // --- Button Functions ---
        function redirectToEmbed() {
            const currentUrl = window.location.href;
            const regex = /https:\/\/www\.scribd\.com\/[^/]+\/([^/]+)\/[^/]+/;
            const match = currentUrl.match(regex);

            if (match) {
                const newUrl = `https://www.scribd.com/embeds/${match[1]}/content`;
                window.location.href = newUrl;
            } else {
                alert("Unable to open embed view. Please refresh the page.");
            }
        }

        function downloadTXT() {
            const contentElements = document.querySelectorAll('.text_layer .a');
            let content = '';
            contentElements.forEach(el => content += el.textContent + '\n');

            if (!content.trim()) {
                alert("No content found. Try opening the Scribd embed view first.");
                return;
            }

            const blob = new Blob([content], { type: 'text/plain' });
            const url = URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = 'scribd_material.txt';
            document.body.appendChild(a);
            a.click();
            document.body.removeChild(a);
            URL.revokeObjectURL(url);
        }

        function downloadPDF() {
            const contentElements = document.querySelectorAll('.text_layer .a');
            let content = '';
            contentElements.forEach(el => content += el.textContent + '\n');

            if (!content.trim()) {
                alert("No content found. Try opening the Scribd embed view first.");
                return;
            }

            const doc = new jsPDF();
            const lines = content.split('\n');
            let y = 10;

            lines.forEach(line => {
                if (y > 280) { // page limit
                    doc.addPage();
                    y = 10;
                }
                doc.text(line, 10, y);
                y += 7; // line height
            });

            doc.save('scribd_material.pdf');
        }

        // --- Bind Buttons ---
        btnView.addEventListener('click', redirectToEmbed);
        btnTXT.addEventListener('click', downloadTXT);
        btnPDF.addEventListener('click', downloadPDF);
    }

})();