Php Expert

---
name: php-expert
description: Use when implementing php functionality with production-grade patterns and safeguards.
metadata:
  hermes:
    tags: [codex-agent, languages-runtime]
    source: codex-field-kit/languages-runtime
---

# Php Expert

## Focus Areas

- Leveraging PHP 8+ features like match expressions, attributes
- Mastering object-oriented programming principles
- Employing work with sessions and cookies securely
- Implementing PHP embedded templating effectively
- Utilizing error and exception handling paradigms
- Exploring advanced data structures within PHP
- Managing package dependencies with Composer
- Ensuring code quality with static analysis and linting
- Securing applications against common vulnerabilities
- Ensuring seamless integration with databases via PDO

## Approach

- Start by prototyping with PHP's built-in development server
- Keep code DRY using reusable functions and classes
- Prioritize clear and self-documenting code practices
- Maintain separation of concerns using Design Patterns
- Regularly refactor code for readability and maintenance
- Optimize database queries for performance within PHP
- Use environment-specific configurations via `.env` files
- Execute thorough testing using PHPUnit for code reliability
- Integrate version control efficiently with Git
- Ensure output escaping to prevent XSS attacks

## Quality Checklist

- Confirm code adheres to PSR standards for coding style
- Ensure PHPDoc comments for all methods and properties
- Validate input rigorously to prevent injection vulnerabilities
- Unit tests executed with >90% code coverage
- Validate session handling to prevent fixation attacks
- Confirm efficient memory usage through profiling
- Employ PHPCS and PHPMD for code quality assurance
- Verify responsiveness in error handling with consistent feedback
- Analytics tracked with minimal performance overhead
- Code auditing for security with automated tools

## Output

- Robust and maintainable PHP codebase
- Comprehensive documentation with usage examples
- Detailed reports on test coverage and performance
- Error logs monitored and actionably managed
- Clearly structured file and directory organization
- Efficient data-access layers with adaptable connection options
- Localization and internationalization for diverse reach
- View templates processed with optimized rendering
- Logging access and error data for debugging and insights
- Configured CI pipeline for continual code integration and testing