Merge pull request #241 from noesya/block-agenda-no-events

Block agenda : show no event message if present and empty events list 

layouts/partials/blocks/templates/agenda.html

@@ -16,21 +16,26 @@
           "description" .description
         )}}
 
-        <div class="events events--{{- $layout -}}">
-          {{ range .events }}
-            {{ $event := site.GetPage .file }}
-            {{ with $event }}
-                {{ partial "events/event" (dict
-                  "event" .
-                  "layout" $layout
-                  "show_summary" $show_summary
-                  "show_category" $show_category
-                  "show_status" $show_status
-                  "heading" (printf "h%d" $block.ranks.children)
-                ) }}
+        {{ if .events }}
+          <div class="events events--{{- $layout -}}">
+            {{ range .events }}
+              {{ $event := site.GetPage .file }}
+              {{ with $event }}
+                  {{ partial "events/event" (dict
+                    "event" .
+                    "layout" $layout
+                    "show_summary" $show_summary
+                    "show_category" $show_category
+                    "show_status" $show_status
+                    "heading" (printf "h%d" $block.ranks.children)
+                  ) }}
+              {{ end }}
             {{ end }}
-          {{ end }}
-        </div>
+          </div>
+        {{ else if .no_event_message }}
+          <p>{{ partial "PrepareHTML" .no_event_message }}</p>
+        {{ end }}
+
       </div>
     </div>
   </div>