function ph_migrate_post_category_handler_register() { ph_migrate_register_field_handler('ph_post_destination', 'categories:', 'ph_migrate_post_category_handler'); }
function ph_migrate_post_meta_handler_register() { ph_migrate_register_field_handler('ph_post_destination', 'meta:', 'ph_migrate_post_meta_handler'); ph_migrate_register_field_handler('ph_attachment_destination', 'meta:', 'ph_migrate_post_meta_handler'); }
function ph_migrate_user_meta_handler_register() { ph_migrate_register_field_handler('ph_user_destination', 'meta:', 'ph_migrate_user_meta_handler'); }