The ultimate SEO & UX-enhanced Code Block for WordPress

4WP Advanced Code extends WordPress core/code blocks with advanced features while maintaining full compatibility with existing content. Built with a wrapper pattern approach, it enhances the user experience and search engine optimization without breaking existing functionality.

• Syntax Highlighting - Automatic language detection with Highlight.js
• Interactive Controls - Copy to clipboard and share functionality
• Custom Themes - Light, dark, and terminal styling options
• Additional Notes - Context and explanations above/below code blocks
• Direct Linking - Anchor generation for specific code snippets

• JSON-LD Structured Data - Schema.org SoftwareSourceCode markup
• Search Engine Discovery - Enhanced visibility for code snippets
• Rich Snippets - Improved search result presentation
• Technical Content SEO - Optimized for developer audience

• Global Settings - Default language, theme, and SEO preferences
• Per-Block Controls - Individual block customization options
• WordPress Integration - Native settings API implementation
• Backward Compatibility - Works with existing core/code blocks

1. Install the plugin in your WordPress plugins directory
2. Activate 4WP Advanced Code
3. Configure global settings in WordPress Admin → Settings → 4WP Advanced Code
4. Start using enhanced code blocks in your posts and pages

• WordPress Block API - Native Gutenberg integration
• Highlight.js - Syntax highlighting and language detection
• Schema.org - Structured data implementation
• PHP 8.0+ - Modern PHP features and performance

4wp-advanced-code/
├── 4wp-advanced-code.php          # Main plugin file
├── includes/
│   ├── class-block-wrapper.php    # Core block extension logic
│   ├── class-seo-handler.php      # JSON-LD generation
│   └── class-settings.php         # Admin settings
├── assets/                        # Frontend assets
├── build/                         # Compiled editor assets
└── docs/                          # Development documentation

• Wrapper Pattern - Extends core/code via render_block filter
• ForWP\Bundle Namespace - Professional PSR-4 structure
• Hook-Based Architecture - WordPress action/filter integration
• Singleton Pattern - Efficient plugin instance management

• PHP
• JavaScript
• HTML/CSS
• SCSS
• Python
• JSON
• SQL
• Bash
• Auto-detection for unknown languages

{
  "@context": "https://schema.org",
  "@type": "SoftwareSourceCode",
  "programmingLanguage": "php",
  "codeSampleType": "example",
  "text": "<?php echo 'Hello World'; ?>",
  "description": "Simple PHP greeting",
  "author": {
    "@type": "Person", 
    "name": "Author Name"
  }
}

• Enhanced code snippet discovery
• Rich results in search pages
• Technical content categorization
• Developer audience targeting

• Minimal Impact - Only loads assets when code blocks are present
• Efficient Rendering - Optimized block processing pipeline
• Cached Assets - Browser-friendly resource loading
• No Breaking Changes - Maintains core block compatibility

This project serves as both a functional plugin and educational resource for WordPress block development. Focus areas include:

• Core block extension techniques
• SEO-first development approach
• WordPress integration best practices
• Modern PHP and JavaScript patterns

MIT License - see LICENSE file for details

• GitHub Repository
• WordPress Plugin Directory (coming soon)
• Documentation

Built with ❤️ for WordPress developers who value both user experience and search engine optimization.