This hook runs in the admin directly before loading all of the items.
function my_custom_function($data) { $data; // Parameters / rules to display the items. Such as hide low, status, order, etc /** * array (size=17) 'order' => string 'inventory_name' (length=14) 'page_size' => string '20' (length=2) 'page' => int 0 'name' => string '' (length=0) 'include_category' => int 1 'inventory_status' => string '' (length=0) 'inventory_id' => null 'inventory_slug' => null 'category_id' => null 'category_name' => null 'category_slug' => null 'user_id' => null 'search' => string '' (length=0) 'hide_low' => string '0' (length=1) 'hide_low_quantity' => string '20' (length=2) 'type_id' => int 1 'dir' => string '' (length=0) */ // Do whatever you want from here! } add_action('wpim_admin_items_pre_listing', 'my_custom_function');