Filter digital displays by for sale only

gistfile1.txt

add_filter( 'propertyhive_digital_display_query_args', 'available_only_in_digital_displays', 10, 2 );
function available_only_in_digital_displays($args, $digitaldisplay)
{
    if ( !isset($args) )
    {
        $args['tax_query'] = array();
    }
    
    $args['tax_query'][] = array(
        'taxonomy' => 'availability',
        'field'    => 'name',
        'terms'    => array( 'For Sale', 'To Let' ),
    );
    
    return $args;
}