a new start

_includes/body/nav.html

@@ -0,0 +1,41 @@
+<span class="sr-only">{{ site.data.strings.navigation | default:"Navigation" }}{{ site.data.strings.colon | default:":" }}</span>
+<ul>
+  {% if site.menu %}
+    {% for node in site.menu %}
+      {% assign url = node.url | default: node.href %}
+      <li>
+        <a
+          {% if forloop.first %}id="_drawer--opened"{% endif %}
+          href="{% include_cached smart-url url=url %}"
+          class="sidebar-nav-item {% if node.external  %}external{% endif %}"
+          {% if node.rel %}rel="{{ node.rel }}"{% endif %}
+        >
+          {{ node.name | default:node.title }}
+        </a>
+      </li>
+    {% endfor %}
+  {% else %}
+    {% assign pages = site.html_pages | where: "menu", true %}
+    {% assign documents = site.documents | where: "menu", true %}
+    {% assign nodes = pages | concat: documents | sort: "order" %}
+
+    {% for node in nodes %}
+      {% unless node.redirect_to %}
+        <li>
+          <a
+            {% if forloop.first %}id="_navigation"{% endif %}
+            href="{{ node.url | relative_url }}"
+            class="sidebar-nav-item"
+            {% if node.rel %}rel="{{ node.rel }}"{% endif %}
+            >
+            {{ node.title }}
+          </a>
+        </li>
+      {% else %}
+        <li>
+          <a href="{{ node.redirect_to }}" class="sidebar-nav-item external">{{ node.title }}</a>
+        </li>
+      {% endunless %}
+    {% endfor %}
+  {% endif %}
+</ul>