Merge branch 'feature/ISTWCMS-6427-ebremner-preserve-weight-ordering' into '1.1.x'

ISTWCMS-6427: adding function to sort array by weight

See merge request !368

includes/helper_functions.php

@@ -219,3 +219,22 @@ function uw_fix_tags_array(array $tags, string $content_type): array {
 
   return $tags;
 }
+
+/**
+ * Function to sort array by weight.
+ *
+ * @param array $arr
+ *   The array to be sorted.
+ *
+ * @return array
+ *   The sorted array.
+ */
+function uw_sort_array_by_weight(array $arr): array {
+
+  // Sort the array by weight.
+  usort($arr, function ($a, $b) {
+    return $a['weight'] > $b['weight'];
+  });
+
+  return $arr;
+}