I’ve just released a new PHP library for simplifying Ajax requests in WordPress plugins and themes. It’s called WP Ajax Helper, and you can find it on GitHub and Packagist.
I recently needed a way to get the ID of a WordPress image attachment, but I only had the image URL to work with. The problem was complicated by the fact that the image URL could be a thumbnail of the original image attachment, i.e. one of the auto-generated post thumbnail image sizes. Continue reading
Sometimes you may find yourself needing to style a particular post differently, based on the category that it’s in. Here’s a little function that will add each of a post’s categories to the body class of the single post page (assuming your theme uses the body_class template tag):