There’s two possible solutions to this: 1. All posts have meta The best solution I have found here is to give the rest of the posts/products an item price of 0. You can do this manually, or loop through all the posts and if the price is empty then update it. To make this manageable … Read more
You are right to say: Never use query_posts anymore pre_get_posts pre_get_posts is a filter, for altering any query. It is most often used to alter only the ‘main query’: add_action(‘pre_get_posts’,’wpse50761_alter_query’); function wpse50761_alter_query($query){ if( $query->is_main_query() ){ //Do something to main query } } (I would also check that is_admin() returns false – though this may be … Read more