array $post, array $attachment )
Filters the attachment fields to be saved.
(array) An array of post data.
(array) An array of attachment metadata.
attachment_fields_to_save filter is used to filter the associated data of images.
By default, it receives the input from the Media Upload screen and provides default values to the
post_title, in case the user hasn’t done so.
It returns the
$post array to be handled by the
A plugin (or theme) can register as a content filter with the code:
<?php add_filter( 'attachment_fields_to_save', 'filter_function_name', 10, 2 ) ?>
Where ‘filter_function_name’ is the function WordPress should call when an attachment is being saved.
Note that the filter function must return the
$post array after it is finished processing.
NOTE: per ticket #30687, any validation errors passed in via
$post['errors'] array are silently unset and the attachment is processed without notifying the user