API Reference

Technical reference for developers including hooks, filters, and constants.

Plugin Constants

Constant	Description
FUNCTIONALITIES_VERSION	Current plugin version
FUNCTIONALITIES_FILE	Main plugin file path
FUNCTIONALITIES_DIR	Plugin directory path
FUNCTIONALITIES_URL	Plugin directory URL

File Structure

functionalities/
├── assets/
│   ├── css/                     # Stylesheets
│   └── js/                      # Scripts
├── includes/
│   ├── admin/
│   │   ├── class-admin.php      # Admin interface
│   │   ├── class-admin-ui.php   # Reusable UI helpers
│   │   └── class-module-docs.php
│   ├── features/                # Module classes
│   └── class-functionalities-loader.php
├── languages/
└── functionalities.php          # Main plugin file

Database Options

Option Name	Module
functionalities_misc	Performance & Cleanup
functionalities_snippets	Header & Footer
functionalities_link_management	Link Management
functionalities_schema	Schema Settings
functionalities_block_cleanup	Block Cleanup
functionalities_content_regression	Content Integrity
functionalities_assumption_detection	Assumption Detection
functionalities_login_security	Login Security
functionalities_svg_icons	SVG Icons

Security Best Practices

The plugin follows WordPress security standards:

• Nonce verification on all AJAX requests
• Capability checks (manage_options required)
• Input sanitization with appropriate functions
• Output escaping with esc_html(), esc_attr(), esc_url()
• Direct file access prevention