You can use a filter to modify the ORDER BY statement of WP_query. That way you can manually set the query to use ORDER BY RAND($seed); Mysql RAND() accepts a seed as an optional argument. Using a seed, it will return the same randomized result set each time. So you can generate a random number … Read more
OK – in the end turned out to be fairly simple – as I’d had some kind of mental block – menu_order is a variable in the $post object (thanks to @brady for reminding me of that). @scribu’s post on creating sortable column values then gives the rest. So, assuming the custom post type is … Read more
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
orderby should be meta_value_num, or meta_value, not the name of the key. See WP_Query orderby parameters.