Add fields to the checkout form
Adding a text field ‘new_field’ into the checkout form
Change the currency symbol
To change the currency symbol on the front-end you can use the hook applyfilters( ‘babecurrencysymbol’, $currencysymbol, $currency_code )
Add fields to the booking item
BA Book Everything plugin uses CMB2 plugin to create metaboxes with custom fields. So you can follow CMB2 documentation to easily create own metaboxes and custom fields.
Cross-object availability sync
Block every other Booking Object in a category as soon as one object in that category is booked. Use this when several booking objects share a single physical resource (one guide, one driver, one room key) that can only serve one session at a time.
Put the search form into the header
If your theme doesn’t contain header widget area, you can add search form into the site header programmatically. Put the following code into your child theme header.php file in the place where you want to display the form
Sort search results by post order
An example of how to sort search results by the page attribute "Order" value
Extend the sorting filter
The search results sorting filter contains four sorting criteria options: title (posttitle), price (pricefrom), rating (rating), available date (avdatefrom).