Category: Uncategorized

Overview This article is a complete, detailed tutorial for serving protected files in WordPress with PHP after login. It covers recommended file storage patterns, server configuration to block direct access, secure WordPress endpoints to authenticate and authorize downloads, performance optimizations (X-Sendfile / X-Accel-Redirect), support for resume/partial requests, expiring signed URLs, and troubleshooting. Example code snippets […]

Introduction This tutorial explains how to generate images on-the-fly in WordPress using PHP, and how to cache them efficiently and safely so repeated requests are fast and cheap. It covers two common approaches (pretty URL rewrite generator, and REST API endpoint), demonstrates real, copy-paste-ready code examples, and walks through security, performance, caching headers (ETag / […]

Overview: Signed download URLs with expiration in PHP (WordPress) This article explains, in exhaustive detail, how to create signed download URLs that expire, implement secure verification and serve protected files in a WordPress environment. It covers design choices, data formats, cryptographic details, handling download delivery efficiently (X-Sendfile / X-Accel-Redirect), WordPress integration (rewrite rules and endpoints), […]

Introduction This tutorial explains how to build a simple, reliable task queue in WordPress using transients to store queued tasks and WP_CRON to process them in the background. Youll get a complete, ready-to-use implementation with enqueueing, batched processing, locking to avoid race conditions, retry/backoff on failures, activation/deactivation hooks, and suggestions for production hardening. Why use […]

Introduction This article is a comprehensive, step-by-step tutorial showing how to instrument JavaScript errors on a WordPress site and reliably report them to a WordPress endpoint for storage, processing and alerting. It covers client-side instrumentation (window.onerror, unhandledrejection, resource errors), best practices (sampling, batching, fingerprinting, privacy), server-side WordPress integration (REST endpoint, nonce verification, database schema, admin […]

Overview: import maps and the problem they solve Import maps are a browser feature that let you map bare ES module specifiers (for example react or @my/lib) to full URLs so that client-side ES module imports can be written simply and resolved by the browser without a bundler. For modern front-end workflows this can reduce […]

Introduction This article documents, in exhaustive detail, how to enqueue JavaScript files in WordPress and ensure the generated ltscriptgt tag has type=module using filters. It covers the why, browser behavior, multiple approaches, robust sample implementations, nomodule fallbacks, inline module script strategies, import maps, SRI/crossorigin handling, compatibility notes and debugging tips. All examples are ready-to-copy PHP […]

Introduction This article explains, in exhaustive detail, how to preload WordPress REST API responses on the server and pass them safely to client-side JavaScript using wp_localize_script. You will learn when to do this, how to implement it with best practices for security and performance, how to cache results, how to include nonces for secured REST […]

Introduction This article explains, in full detail, how to refresh WordPress REST nonces without reloading the page, and how to wire that refresh into common client-side flows (fetch, jQuery, Axios). It includes server-side code to expose a nonce-refresh route, client-side patterns to consume it reliably, strategies to avoid race conditions, and security and caching considerations […]

Introduction This tutorial explains, in complete detail, how to process WooCommerce webhooks in WordPress and how to validate the webhook signature in PHP to ensure the request came from your WooCommerce store. It includes secure, production-ready code examples (plugin-style) using the WordPress REST API, explanations of the signature algorithm WooCommerce uses, common pitfalls, testing instructions, […]