Download google drive protected PDF

drive-protected-pdf-downloader.js

// Ensure jsPDF is loaded only if not already present
if (typeof jsPDF === 'undefined') {
    const jspdfScript = document.createElement('script');
    jspdfScript.onload = function () {
        generatePDF();
    };
    jspdfScript.src = 'https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.3.2/jspdf.min.js';
    document.body.appendChild(jspdfScript);
} else {
    generatePDF();
}

function generatePDF() {
    console.log("Processing... Please wait while the PDF is being generated.");

    const pdf = new jsPDF();
    const images = document.querySelectorAll('img[src^="blob:"]');
    const canvas = document.createElement('canvas');
    const context = canvas.getContext('2d');
    let isFirstPage = true;
    const imageStats = [];

    for (const img of images) {
        // Set canvas dimensions to the image dimensions
        canvas.width = img.width;
        canvas.height = img.height;
        context.drawImage(img, 0, 0, img.width, img.height);

        // Convert the canvas to image data
        const imgData = canvas.toDataURL('image/jpeg', 1.0);
        if (!isFirstPage) {
            pdf.addPage();
        }
        isFirstPage = false;

        // Add image data to the current PDF page
        pdf.addImage(imgData, 'JPEG', 0, 0);

        // Collect image stats for console output
        imageStats.push({
            Index: imageStats.length + 1,
            Width: img.width,
            Height: img.height,
            'Source URL': img.src
        });
    }

    // Log stats using console.table
    console.table(imageStats);

    // Print summary statistics
    console.log(`Total Images Processed: ${imageStats.length}`);
    console.log(`Total Pages in the PDF: ${imageStats.length}`);

    // Save the final PDF
    pdf.save(`${document.title.replace(' - Google Drive', '')}.pdf`);
    console.log("PDF generation completed successfully.");
}

Usage

• Make sure to load the whole document first
• Make sure all pages are loaded
• Open open developer tool cmd + shift + i and navigate to console
• Copy the above code and paste it

Thanks!