defaultFormId == $postId) { wp_die(sprintf(__('The form %s with ID %d cannot be deleted because it is the default form for a campaign.', 'give'), $campaign->defaultForm()->title, $postId)); } } /** * @since 4.1.0 */ public function preventTrashStatusChange($newStatus, $oldStatus, $post) { if ($newStatus === 'trash' && get_post_type($post->ID) === 'give_forms') { $campaign = Campaign::findByFormId($post->ID); if ($campaign && $campaign->defaultFormId == $post->ID) { wp_update_post([ 'ID' => $post->ID, 'post_status' => $oldStatus, ]); wp_die(sprintf(__('The form %s with ID %d cannot be moved to trash because it is the default form for a campaign.', 'give'), $campaign->defaultForm()->title, $post->ID)); } } } }