Adding a variable for page title for breadcrumbs and printing it as t…

…he last breadcrumb.

templates/components/navigation/breadcrumb.html.twig

@@ -0,0 +1,30 @@
+{#
+/**
+ * @file
+ * Theme override for a breadcrumb trail.
+ *
+ * Available variables:
+ * - breadcrumb: Breadcrumb trail items.
+ */
+#}
+{% if breadcrumb %}
+  <nav class="breadcrumb" role="navigation" aria-labelledby="system-breadcrumb">
+    <h2 id="system-breadcrumb" class="visually-hidden">{{ 'Breadcrumb'|t }}</h2>
+    <ol>
+    {% for item in breadcrumb %}
+      <li>
+        {% if item.url %}
+          <a href="{{ item.url }}">{{ item.text }}</a>
+        {% else %}
+          {{ item.text }}
+        {% endif %}
+      </li>
+    {% endfor %}
+    {#
+      Once the breadcrumb loop completes, we add the current page title.
+      This variable is created in umami.theme.
+    #}
+    <li> {{ current_page_title }}</li>
+    </ol>
+  </nav>
+{% endif %}

umami.theme

@@ -65,3 +65,15 @@ function umami_theme_suggestions_block_alter(array &$suggestions, array $variabl
     array_splice($suggestions, 1, 0, 'block__bundle__' . $variables['elements']['content']['#block_content']->bundle());
   }
 }
+
+/**
+ * Implements hook_preprocess_breadcrumb().
+ */
+function umami_preprocess_breadcrumb(&$variables) {
+  // We are creating a variable for the Current Page Title, to allow us to print
+  // it after the breadcrumbs loop has run.
+  $request = \Drupal::request();
+  if ($route = $request->attributes->get(\Symfony\Cmf\Component\Routing\RouteObjectInterface::ROUTE_OBJECT)) {
+    $variables['current_page_title'] = \Drupal::service('title_resolver')->getTitle($request, $route);
+  }
+}