Posts (pages attachments) (category)
| attachment_fields_to_save | Saves a custom field added to an image (attachment) using the attachment_fields_to_edit hook. |
| before_delete_post | Fires before a post is deleted, at the very beginning of wp_delete_post(). |
| delete_post | Fires before a post (of any post type) is deleted from the database. |
| edit_post | Fires only when an existing post is updated. |
| post_class | Allows you to change the list of CSS classes for the current post. |
| post_updated | Fires after an existing post is updated. |
| publish_post | Fires when a post (a post of the post type) is published or updated, allowing an action to be performed. |
| register_post_type_args | Allows changing the arguments passed to register_post_type when any post type is registered. It fires before the default arguments are generated, merged with the supplied arguments, and applied. |
| sanitize_title | Allows changing a string passed to sanitize_title() after unwanted characters have been removed. |
| save_post | Fires whenever a post or page is created or updated, including publication through import, XML-RPC, or email. |
| save_post_(post_type) | Fires whenever a post of the specified type (post, page) is created or updated, including when it is published through import, XML-RPC, or email. |
| the_content_feed | Filters the full description content output in a feed. The feed type is passed in the second parameter. |
| the_excerpt | Filters the content of the post's “Excerpt” field before it is displayed. Used in |
| the_excerpt_rss | Called by the the_excerpt_rss() function, which outputs a short description in an RSS feed. Passes the short description text so it can be changed. |
| the_title | Applies to the post title, before retrieving or displaying it. |
| use_block_editor_for_post | Allows you to enable or disable Gutenberg (the WordPress block editor) for an individual post. |
| use_block_editor_for_post_type | Allows you to enable/disable content editing through Gutenberg (the WordPress block editor) for a post type. |
| wp_check_filetype_and_ext | Allows you to inspect an uploaded file and change its actual type (MIME type). |
| wp_insert_post_data | Filters post data immediately before it is inserted into or updated in the database by wp_insert_post(). All data is slashed! |