Handle orphaned systems in page and menu

README.md

@@ -94,7 +94,7 @@ It consists of a set of items, that are defined by the following keys:
 
 **Submenus**. The menu allows (up to) one level of submenus. There are three such cases:
 
-1. An item specifies the `folder` key. In this case all pages in the given folder are automatically added. The frontmatter is used for the specification. 
+1. An item specifies the `folder` key. In this case all pages in the given folder are automatically added. The frontmatter is used for the specification. Items with the `hidden` key in frontmatter set to true are automatically excluded. 
 2. An item specifies the `items` key. Here the items are used accordingly. 
 3. An item specifies both the `folder` and `items` keys. The items for both cases are automatically merged. 
 

_config.yml

@@ -99,6 +99,8 @@ menu:
       active: '/systems/'
       url: '/systems/'
       items:
+          - title: 'Orphaned Systems'
+            url: '/systems/orphans/'
           - title: 'Historic Systems'
             url: '/systems/historic/'
     

_includes/psitem.html

@@ -5,6 +5,7 @@
 <li class="collection-item">
     <a href="{{item.url}}" class="title">{{item.title}}</a>
     {% if item.funding %} ({{item.funding}}) {% endif %}
+    {% if item.orphan %}<b>(up for adoption)</b>{% endif %}
     
     <div>
         {% if item.start_date %}

_layouts/system.html

@@ -24,6 +24,17 @@ layout: default
                     </p>
                     <hr />
                 {% endif %}
+
+                {% if page.orphan %}
+                  <p>
+                    <a href="{{ site.baseurl }}/systems/orphans">
+                        <div class="chip">
+                            Up for adoption
+                        </div>
+                    </a>
+                  </p>
+                  <hr />
+                {% endif %}
                 
                 {% for person in page.people %}
                   {% include people_chip.html %} <br />

systems/kat.md

@@ -5,6 +5,7 @@ title: "KAT: KWARC Annotation Tool"
 teaser: An Annotation Tool for STEM Documents
 
 start_date: 2013-06
+orphan: true
 
 people:
     - mkohlhase

systems/orphans.md → systems/meta/orphans.md

 ---
 layout: page
 title: Orphaned Systems up for Adoption
+permalink: /systems/orphans/
 ---
+
 Many of the KWARC projects are the work of students and become orphaned when these move on
 to greener pastures (e.g. when they graduate). We put these systems up for adoption bt new
 students. If you are interested, please contact someone from the KWARC group, we would be
 happy to help you understand the development opportunities and get involved. 
+
+{% assign systems = site.pages | where: "layout", "system" | sort: "pillar" | sort: "start_date" %}
+
+<ul class="collection">
+    {% for item in systems %}
+        {% if item.orphan %}
+            {% include psitem.html %}
+        {% endif %}
+    {% endfor %}
+</ul>
\ No newline at end of file