REFACTOR Using a dedicated numerotation function

includes/utilities.php

@@ -401,3 +401,21 @@ function get_authors_linked_to_posts(array $post_ids)
 		'order'          => 'ASC',
 	));
 }
+
+
+
+function get_current_post_numerotation($post_id)
+{
+	$current_blog_id = get_current_blog_id();
+
+	if ($current_blog_id === 1) {
+		return get_post_meta($post_id, 'post_numerotation', true);
+	}
+	if ($current_blog_id === 2) {
+		$related_revue = get_field('related_revue', $post_id);
+		$related_revue_issue_number = $related_revue ? get_field('issue_number', $related_revue) : null;
+
+		return $related_revue_issue_number;
+	}
+	return null;
+}