Introduction This tutorial shows how to paginate WordPress comments dynamically with JavaScript so users can navigate comment pages without full page reloads. It covers two practical approaches: using the WordPress REST API (recommended when available) and using admin-ajax / a custom AJAX handler (compatible with sites that prefer server-side rendering or need custom HTML). The […]
Overview This tutorial shows how to load WordPress post comments via AJAX using the WordPress REST API and plain JavaScript. Two practical approaches are presented: Approach A (recommended): Use the built-in WP REST API /wp/v2/comments endpoint to fetch comment JSON and render it client-side. Approach B: Register a custom REST route that returns already-rendered HTML […]
This tutorial explains, in full detail, how to reorder fields in the WordPress comment form using PHP filters. It covers the core filters to use, multiple practical examples (with copy-paste-ready code), accessibility considerations, logged-in-user differences, plugin/theme compatibility, JavaScript fallback, where to place the code, and testing/troubleshooting tips. Every code example is provided in runnable form […]
Overview This article explains, in exhaustive detail, how to add custom fields to the WordPress comment form and validate, sanitize and persist those fields in PHP. It covers: where to inject fields, how to enforce server-side validation safely (nonces and sanitization), how to save fields to comment meta when a comment is stored, how to […]
Introduction This tutorial shows every practical detail for overriding WordPress templates by category using conditional tags and related techniques. You will learn the native template-hierarchy options, how to create conditional logic in generic templates, how to use the template_include filter to select templates dynamically, and best practices for child themes, fallbacks, performance and security. Included […]
Overview: Creating a Single Template for a Custom Post Type (CPT) in PHP This article explains, in complete detail, how to create a single template for a WordPress Custom Post Type (CPT). It covers registering the CPT, template hierarchy, theme file placement, loading templates from plugins, fallbacks, useful helper functions, permalink and rewrite concerns, security […]
Introduction This article is a complete, detailed tutorial on how to register custom image sizes in WordPress and how to regenerate image files for previously uploaded images using PHP. It covers where to register sizes, how WordPress creates image files, programmatic regeneration for single or multiple attachments, using the image editor, deleting old sizes, WP-CLI, […]
Introduction Scalable Vector Graphics (SVG) are widely used for icons, logos and illustrations because they are lightweight and scale without loss of quality. By default WordPress blocks SVG uploads because SVG is an XML-based format that can contain active content (scripts, external references, event handlers). Allowing raw SVG uploads without sanitization can create a serious […]
Overview This article is a comprehensive, practical tutorial that shows multiple ways to generate PDF files from PHP inside WordPress and force them to download by the browser. It covers library choices, installation, WordPress integration patterns (shortcodes, admin_post hooks, REST endpoints), security (nonces, capabilities), performance tips (streaming, X-Accel-Redirect), troubleshooting, and ready-to-use code examples you can […]
Overview This tutorial walks through a complete, production-aware implementation of a likes (thumbs-up) system for WordPress using the REST API, secure nonces, and client-side JavaScript. It covers: Server-side REST endpoints (register_rest_route) Nonce usage and permission checks Storing likes (simple postmeta approach a scalable custom-table option) Front-end JS that talks to the REST endpoint with X-WP-Nonce […]
