Module Overview
This module builds on your theme and plugin development knowledge to explore advanced WordPress development techniques. You'll learn how to create complex applications with WordPress, integrate external services, optimize performance, and implement best practices for professional WordPress development. By the end of this module, you'll be able to build sophisticated WordPress-based applications.
Duration: 2 weeks (10 sessions of 3 hours each)
Prerequisites: Modules 1-6, particularly Theme and Plugin Development
Week 1: Advanced WordPress Architecture
Session 1: WordPress as an Application Framework
- WordPress beyond content management
- Application architecture patterns in WordPress
- Model-View-Controller (MVC) concepts in WordPress
- WordPress project structure for applications
- Separating business logic from presentation
- Building reusable components
- Homework: Architect a WordPress application structure
Session 2: Advanced Custom Fields (ACF) and Metaboxes
- Advanced Custom Fields plugin overview
- Field types and field groups
- Conditional logic with ACF
- Programmatically creating ACF fields
- Custom metaboxes without plugins
- Using CMB2 for complex metaboxes
- Data storage and retrieval best practices
- Homework: Create complex content structures with ACF
Session 3: Custom Post Types and Taxonomies Architecture
- Advanced CPT registration options
- REST API integration for CPTs
- Custom admin columns and filters
- Advanced taxonomy relationships
- Custom admin UI for taxonomies
- Querying complex relationships
- Content architecture planning
- Homework: Build a complex content architecture with multiple CPTs and relationships
Session 4: WordPress REST API Mastery
- REST API architecture deep dive
- Authentication methods in depth
- Custom endpoints and controllers
- Extending core endpoints
- Field registration and visibility
- Custom response formats
- Interacting with the REST API from JavaScript
- Homework: Build a complex REST API implementation
Session 5: Gutenberg Block Development
- Gutenberg architecture overview
- Block development environment setup
- Creating custom blocks
- Block registration
- Edit and Save functions
- Block attributes
- Block controls and inspectors
- Block styles and variations
- Dynamic blocks with server-side rendering
- Block patterns and reusable blocks
- Homework: Create custom Gutenberg blocks
Week 2: Integration, Performance, and Advanced Techniques
Session 6: External API Integration
- Working with external APIs in WordPress
- HTTP API in WordPress
- Authentication with external services
- Handling API responses
- Caching external API data
- Webhooks and callbacks
- Error handling and fallbacks
- Homework: Integrate an external API with WordPress
Session 7: Advanced Database Operations
- Complex database queries with $wpdb
- Query optimization techniques
- Metadata queries and optimization
- Working with transients
- Object caching
- Database schema migrations
- Database transactions
- Homework: Implement advanced database operations in a plugin
Session 8: User Management and Authentication
- Advanced user roles and capabilities
- Custom user roles
- Creating a custom authentication system
- Social login integration
- User session management
- Content restrictions based on user roles
- User profiles and extended user data
- Homework: Build a custom user authentication and profile system
Session 9: Performance Optimization and Scaling
- WordPress performance audit techniques
- Advanced caching strategies
- Page caching
- Object caching
- Database query caching
- Fragment caching
- Content Delivery Networks (CDNs)
- Asset optimization
- Database optimization
- Scaling WordPress for high traffic
- Server configuration for performance
- Homework: Optimize a WordPress site for high performance
Session 10: Professional WordPress Development Workflow
- Development, staging, and production environments
- Version control workflow for WordPress
- Automated testing for WordPress
- Unit testing
- Integration testing
- End-to-end testing
- Deployment strategies
- Continuous integration/continuous deployment (CI/CD)
- WordPress coding standards enforcement
- Documentation practices
- Final Project: Develop a complex WordPress application implementing learned techniques
Learning Resources
Required Materials
- Local WordPress development environment
- GitHub account for version control
- Text editor (VS Code recommended)
- Advanced Custom Fields Pro plugin
- Performance testing tools
Recommended Reading
- Professional WordPress Development Architecture by Brad Williams and Carrie Dils
- Building Web Applications with WordPress by Brian Messenlehner and Jason Coleman
- Online resources: WordPress.org Developer Documentation, Gutenberg Handbook