Add custom classes to anchor in wp_nav_menu
I want to add a custom class to anchors in wp_nav_menu outputs.
hooks
WP Multisite: Adding pages on blog creation by default
I’d like to have a page added by default when a new site is created with WP Multisite.
How to create thumbnails for PDF uploads?
I’m developing a website that needs to allow users, within Gravity Forms, to submit a PDF file and have a JPG thumbnail created of the first page of the PDF that is then displayed in the created post.
Earliest hook to reliably get $post/$posts
What’s the earliest possible action I can hook into where I’ll be able to access the global $post/$posts variables on both the front and back ends? I’ve tried looking through the Codex reference, Adam Brown’s reference and skimming through the source several times but haven’t had much luck finding a good one.
How to use wp.hooks.addAction() in React JS/Gutenberg?
I am able to successfully use wp.hooks.applyFilters() and wp.hooks.addFilter(), but I’m not able to render a React Component using wp.hooks.addAction(). However, the console.log() runs just fine within the callback for an action. This is my code:
Filter specific shortcode output?
Is there a hook in WordPress that I can use to filter the output of a specific shortcode? Something like this:
Is there a WordPress core & plugins update action hook?
I would like to run several actions on a website once WP core or any of the plugins have been updated using the built-in update process. Is there a way to do it?
How to intercept a 404 error
I’d like to intercept 404 errors and do some things before to show the 404 error page.
Is there a hook that fires before an ajax call?
I’m using the standard admin-ajax.php method of doing ajax. So I have some functions like this:
Add site options UI in Multisite Sites > Infos page
I want to add meta fields for the sites in my network (such as a thumbnail and a category). I know how to do this using get/add/update_site_option, but I’m wondering where I could put the UI to manage those meta fields.