Filters whether to enable the subdirectory installation feature in Multisite.

Fires before the site Sign-up form.

Filters the redirect URL for 404s on the main site.

Fires after the given attachment’s cache is cleaned.

Fires immediately after a duplicate comment is detected.

Fires after the comment form.

Fires after the comment fields in the comment form, excluding the textarea.

Fires before the comment form.

Fires before the comment fields in the comment form, excluding the textarea.

Fires after the comment form if comments are closed.