Use a team's custom image for social media previews of their events

events/models/profiles.py

@@ -383,6 +383,14 @@ class Team(models.Model):
         else:
             return static('img/team_placeholder.png')
 
+    @property
+    def full_img_url(self):
+        if self.card_img_url.startswith('http'):
+            return self.card_img_url
+        else:
+            site = Site.objects.get(id=1)
+            return "https://%s%s" % (site.domain, self.card_img_url)
+
     @property
     def location_name(self):
         if self.city:

get_together/templates/get_together/events/show_event.html

@@ -8,11 +8,7 @@
   <meta property="og:type"          content="website" />
   <meta property="og:title"         content="{{event.name}}" />
   <meta property="og:description"   content="{{event.summary}}" />
-  {% if event.team.category %}
-  <meta property="og:image"         content="{{event.team.category.img_url}}" />
-  {% else %}
-  <meta property="og:image"         content="https://gettogether.community{% static 'img/team_placeholder.png' %}" />
-  {% endif %}
+  <meta property="og:image"         content="{{event.team.full_img_url}}" />
 {% endblock %}
 
 {% block styles %}