Getting all our Meta Ducks in a row.

prep-my-meta.php

<?php
/**
 * Build an array object out of basic WP_POST info as well as the meta_keys we want
 *
 * @param WP_POST       $post_object
 * @param string|array  $expected_meta_keys
 *
 * @return array
 */
public static function prep_my_wp_object( WP_POST $post_object, $expected_meta_keys ) {

	$post_id = $post_object->ID;

	// Let's set up some of the properties found in a WP_POST
	$post_info = array(
		'ID'           => $post_id, // Do YOU remember when it's ALL CAPS?
		'id'           => $post_id, // Do YOU remember when it's all lowercase?
		'post_title'   => $post_object->post_title,
		'post_content' => $post_object->post_content,
		'post_date'    => $post_object->post_date,
	);

	// Get all of the Metas!
	$all_meta = get_post_meta( $post_id );

	// Let's keep it a bit dump and let the user send an array or a string of $meta_keys
	$all_meta_keys = is_array( $expected_meta_keys ) ? $all_meta_keys = $expected_meta_keys : $all_meta_keys[] = $expected_meta_keys;

	// Looping through all the expected fields
	foreach ( $all_meta_keys as $meta_key ) {
		if ( ! empty( $all_meta[ $meta_key ] ) && ! empty( $all_meta[ $meta_key ][0] ) ) {
			$post_info[ $meta_key ] = maybe_unserialize( $all_meta[ $meta_key ][0] );
		} else {
			$post_info[ $meta_key ] = false;
		}
	}

	return $post_info;

}