Add structured metadata to events

layouts/partials/events/event_metadata.html

@@ -0,0 +1,27 @@
+{{/* site data query copypasta from event/single.html, per mattstratton's note - esigler */}}
+{{ $path := split $.Source.File.Path .Site.Params.pathseperator }}
+{{ $event_slug := index $path 1 }}
+{{ $e :=  (index $.Site.Data.events $event_slug) }}
+{{/* end site data query */}}
+
+<script type="application/ld+json">
+{
+  "@context": "http://schema.org",
+  "@type": "ExhibitionEvent",
+    "description": "The conference that brings development and operations together.",
+  "name": "DevOpsDays {{ $e.city }} {{ $e.year }}",
+  "startDate": "{{ $e.startdate }}",
+  "endDate": "{{ $e.enddate }}",
+  "url": {{ .Permalink }},
+  "image": {{ string ( delimit ( slice "/events/" $event_slug "/logo.png") "" ) | absURL }},
+  "location": {
+    "@type": "Place",
+    {{ if eq $e.city $e.location }}
+      "name": "{{ $e.city }}",
+    {{ else }}
+      "name": "{{ $e.location }}, {{ $e.city }}",
+    {{ end }}
+    "address": "{{ $e.coordinates }}"
+  }
+}
+</script>

layouts/partials/footer_scripts.html

@@ -3,6 +3,14 @@
   {{  $.Scratch.Set "twitter_handle" "devopsdays" }}
   {{  $.Scratch.Set "sharing_title" "DevOpsDays" }}
 {{ end }}
+
+<!-- set strutured metadata -->
+{{ if .IsPage }}
+  {{ if or (eq .Type "welcome") (eq .Type "event") }}
+    {{ partial "events/event_metadata.html" . }}
+  {{ end }}
+{{ end }}
+<!-- end metadata -->
 <script src="/js/devopsdays-min.js"></script>
 <!-- <script async defer
       src="https://maps.googleapis.com/maps/api/js?key=AIzaSyC1bvNK9qFJGEhoWNbQuojmJJ1Tg0DoOew&callback=initMap">