WP All Export tweeks

wp-all-export.php

<?php

/**
 * Change on the fly an ACF value
 * Here group id into group name
 * 
 * @param $value : original value
 * @param $field_name : field key name
 * @param $post_id : post id
 *
 * @author Maxime CULEA
 *
 * @return string
 */
public function mc_id_to_group_name( $value, $field_name, $post_id ) {
	if ( ! in_array( $field_name, [ 'group_most_active', 'group_latest' ]) ) {
		return $value;
	}

	$group = new \BP_Groups_Group( (int)$value );
	return empty( $group->name ) ? $value : $group->name;
}
add_filter( 'pmxe_acf_field', 'mc_id_to_group_name', 10, 3 );