show event dates instead of publishing dates on website

_includes/postmeta.html

+{% if include.post.categories contains 'event' %}
+	{% capture startday %}{{ include.post.eventstart | date: '%d.%m.%y' }}{% endcapture %}
+	{% capture endday %}{{ include.post.eventend | date: '%d.%m.%y' }}{% endcapture %}
+	{% if include.post.eventend %}
+		{% capture eventend %}
+			{% if startday == endday %}
+				{{ include.post.eventend | date: "%H:%M" }}
+			{% else %}
+				{{ include.post.eventend | date: "%d.%m.%Y %H:%M" }}
+			{% endif %}
+		{% endcapture %}
+	{% endif %}
+
+	Termin: {{ include.post.eventstart | date: "%d.%m.%Y %H:%M" }}{% if include.post.eventend %} - {{ eventend }}{% endif %}<br />
+	{% if include.long %}
+		Ort: {% if include.post.location %}{{ include.post.location }}{% else %}Free Software Lab{% endif %}<br />
+		{% if include.post.organizer %}Organisation: {{ include.post.organizer }}<br />{% endif %}
+	{% endif %}
+{% else %}
+	{{ include.post.date | date: "%d.%m.%Y" }}
+{% endif %}
+

_layouts/post.html

@@ -4,14 +4,12 @@ layout: default
 <div class="post">
 
   <header class="post-header">
-    <h1 class="post-title">{% if page.categories contains 'event' %}Termin: {% endif %}{{ page.title }}</h1>
-    <p class="post-meta">{{ page.date | date: "%b %-d, %Y" }}{% if page.author %} • {{ page.author }}{% endif %}{% if page.meta %} • {{ page.meta }}{% endif %}</p>
+    <h1>
+			{{ page.title }}
+		</h1>
+		<p class="post-meta">{% include postmeta.html post=page long="1" %}</p>
     {% if page.categories contains 'event' %}
     <p class="event-date">
-      Anfang: {{ page.eventstart | date: "%d.%m.%Y %H:%M" }}<br />
-      Ende: {{ page.eventend | date: "%d.%m.%Y %H:%M" }}<br />
-      Ort: {% if page.location %}{{ page.location }}{% else %}Free Software Lab{% endif %}
-      {% if page.organizer %}<br />Organisation: {{ page.organizer }}{% endif %}
     </p>
     {% endif %}
 

index.html

@@ -53,7 +53,9 @@ layout: default
   <ul class="post-list">
     {% for post in site.posts %}
       <li>
-        <span class="post-meta">{{ post.date | date: "%b %-d, %Y" }}</span>
+				<span class="post-meta">
+					{% include postmeta.html post=post %}
+				</span>
 
         <h2>
           <a class="post-link" href="{{ post.url | prepend: site.baseurl }}">{% if post.categories contains 'event' %}Termin: {% endif %}{{ post.title }}</a>