0
votes
1answer
181 views

Wp_update_post: Infinite loop even with remove_action solution, OOP

I have a quite complex PHP class, reponsible for creating and printing meta_boxes, generating and saving meta fields, ... Each meta_box (object of class) has its own save function, that updates meta ...
20
votes
6answers
10k views

Add validation and error handling when saving custom fields?

I have a function that defines a custom field on a post type. Say the field is "subhead". When the post is saved, I want to do some validation on the input, and display an error message on the post ...