Ldtax-v2: Secure PDF Uploads with QR Code Access

Introduction

Ldtax-v2 is a web application designed to facilitate secure PDF uploads and convenient access to these documents through unique QR codes. This documentation provides an overview of the project, its features, and how to use it effectively.

Live Link

Frontend: https://ldtaxgovbd.com/login
(as this project is currently serving someone, for security purposes, not being able to share credentials)

Features

• Secure Admin Panel: Administrators can securely upload PDF documents through an admin panel.
• Unique QR Codes: Each uploaded PDF receives a unique QR code link for easy access.
• PDF Storage: File names are stored in MongoDB for efficient management.
• File Hosting: PDF files are hosted on cPanel for reliable access.
• Print or Scan: Users have the option to print the QR code or scan it to access the PDF online.

Installation and Setup

To install and set up the Ldtax-v2 project, follow the steps below:

Backend (Node.js)

1. Clone the repository from GitHub.

   git clone https://github.com/yourusername/backend-pdf-upload.git

2. Navigate to the project directory.

   cd backend-pdf-upload

3. Install dependencies.

   npm install

4. Configure MongoDB connection and cPanel settings in the .env file.

Frontend (React)

1. Clone the frontend repository from GitHub.

   git clone https://github.com/yourusername/react-pdf-multer-frontend.git

2. Navigate to the frontend directory.

   cd react-pdf-multer-frontend

3. Install dependencies.

   npm install

Backend Package.json Details

{
  "name": "backend-pdf-upload",
  "version": "1.0.0",
  "description": "Backend for Ldtax-v2 project",
  "main": "index.js",
  "scripts": {
    "start": "node index.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "Your Name",
  "license": "ISC",
  "dependencies": {
    "axios": "^1.6.8",
    "cors": "^2.8.5",
    "dotenv": "^16.4.5",
    "express": "^4.19.1",
    "mongodb": "^6.5.0",
    "mongoose": "^8.2.2",
    "multer": "^1.4.5-lts.1",
    "nodemon": "^3.1.0",
    "pdf-lib": "^1.17.1",
    "pdf-parse": "^1.1.1",
    "qrcode": "^1.5.3",
    "react-pdf": "^5.7.2"
  }
}

Frontend Package.json Details

{
  "name": "react-pdf-multer-frontend",
  "private": true,
  "version": "0.0.0",
  "type": "module",
  "scripts": {
    "dev": "vite",
    "build": "vite build",
    "lint": "eslint . --ext js,jsx --report-unused-disable-directives --max-warnings 0",
    "preview": "vite preview"
  },
  "dependencies": {
    "axios": "^1.6.8",
    "bootstrap": "^5.3.3",
    "firebase": "^10.9.0",
    "localforage": "^1.10.0",
    "match-sorter": "^6.3.4",
    "react": "^18.2.0",
    "react-bootstrap": "^2.10.2",
    "react-dom": "^18.2.0",
    "react-icons": "^5.0.1",
    "react-pdf": "^7.7.1",
    "react-router-dom": "^6.22.3",
    "react-scripts": "^5.0.1",
    "react-to-print": "^2.15.1",
    "sort-by": "^1.2.0",
    "web-vitals": "^3.5.2"
  },
  "devDependencies": {
    "@types/react": "^18.2.66",
    "@types/react-dom": "^18.2.22",
    "@vitejs/plugin-react": "^4.2.1",
    "eslint": "^8.57.0",
    "eslint-plugin-react": "^7.34.1",
    "eslint-plugin-react-hooks": "^4.6.0",
    "eslint-plugin-react-refresh": "^0.4.6",
    "http-proxy-middleware": "^2.0.6",
    "vite": "^5.2.0"
  }
}

Screenshots

WP Admin Page

Upload PDF

Successfully Update

Print PDF QR Code

QR Coded PDF Print Page Button

Login Page

Contributing

Contributions to the project are welcome! If you have any suggestions or find any issues, please open an issue or submit a pull request on GitHub.

License

This project is licensed under the MIT License.

Acknowledgments

• This project was inspired by the need for secure PDF document management.
• Special thanks to the contributors and open-source community for their support and feedback.

Support

For any inquiries or support, please contact through Linkedin(check my profile)

Conclusion

Ldtax-v2 provides a secure and convenient solution for managing PDF documents with unique QR code access. Whether you're an administrator uploading documents or a user accessing them, this application streamlines the process for efficiency and ease of use.