Professional PHP & MySQL Application

A complete, professional PHP and MySQL web application with modern architecture, security best practices, and comprehensive documentation.

🚀 Features

• Modern PHP Architecture: Object-oriented design with proper separation of concerns
• Secure Database Operations: PDO with prepared statements
• User Authentication: Complete login/registration system with password hashing
• Session Management: Secure session handling
• Error Handling: Comprehensive error logging and user-friendly messages
• Responsive Design: Bootstrap-based responsive UI
• Configuration Management: Environment-based configuration
• Database Migrations: SQL scripts for easy database setup
• Input Validation: Server-side and client-side validation
• Security Features: CSRF protection, XSS prevention, SQL injection protection

📁 Project Structure

complete php and mysql app/
├── config/                 # Configuration files
│   ├── database.php       # Database configuration
│   ├── config.php         # Application configuration
│   └── constants.php      # Application constants
├── includes/              # Reusable PHP components
│   ├── header.php         # Common header
│   ├── footer.php         # Common footer
│   ├── navbar.php         # Navigation bar
│   └── functions.php      # Utility functions
├── classes/               # PHP Classes (Models)
│   ├── Database.php       # Database connection class
│   ├── User.php           # User model
│   ├── Product.php        # Product model
│   └── Validator.php      # Input validation class
├── controllers/           # Controller layer
│   ├── AuthController.php # Authentication controller
│   ├── UserController.php # User management controller
│   └── ProductController.php # Product management controller
├── views/                 # View templates
│   ├── auth/              # Authentication views
│   ├── user/              # User management views
│   ├── product/           # Product management views
│   └── admin/             # Admin panel views
├── public/                # Public assets
│   ├── css/               # Stylesheets
│   ├── js/                # JavaScript files
│   ├── images/            # Image assets
│   └── uploads/           # File uploads
├── database/              # Database related files
│   ├── migrations/        # SQL migration files
│   ├── seeds/             # Sample data
│   └── schema.sql         # Complete database schema
├── logs/                  # Application logs
├── vendor/                # Third-party libraries (if using Composer)
├── tests/                 # Unit tests
├── .htaccess              # Apache configuration
├── .env.example           # Environment variables example
├── composer.json          # Composer dependencies
└── index.php              # Application entry point

🛠️ Installation

1. Prerequisites

   • PHP 7.4 or higher
   • MySQL 5.7 or higher
   • Apache/Nginx web server
   • Composer (optional)

2. Setup

   # Clone or download the project
   cd xampp/htdocs/
   
   # Copy environment file
   copy .env.example .env
   
   # Configure database settings in .env
   
   # Import database schema
   mysql -u root -p < database/schema.sql

3. Configuration

   • Update .env file with your database credentials
   • Configure web server to point to the project directory
   • Ensure proper file permissions for logs/ and uploads/ directories

🔒 Security Features

• Password hashing with PHP's password_hash()
• CSRF token protection
• XSS protection with htmlspecialchars()
• SQL injection prevention with PDO prepared statements
• Input validation and sanitization
• Secure session configuration
• File upload restrictions

📖 Documentation

Detailed documentation for each component is available in the respective files and the docs/ directory.

🤝 Contributing

1. Fork the repository
2. Create a feature branch
3. Commit your changes
4. Push to the branch
5. Create a Pull Request

📄 License

This project is licensed under the MIT License.