Basic support for server side plugin outlets

app/helpers/application_helper.rb

@@ -187,4 +187,22 @@ module ApplicationHelper
     CategoryBadge.html_for(category, opts).html_safe
   end
 
+  def self.all_connectors
+    @all_connectors = Dir.glob("plugins/*/app/views/connectors/**/*.html.erb")
+  end
+
+  def server_plugin_outlet(name)
+
+    # Don't evaluate plugins in test
+    return "" if Rails.env.test?
+
+    matcher = Regexp.new("/connectors/#{name}/.*\.html\.erb$")
+    erbs = ApplicationHelper.all_connectors.select {|c| c =~ matcher }
+    return "" if erbs.blank?
+
+    result = ""
+    erbs.each {|erb| result << render(file: erb) }
+    result.html_safe
+  end
+
 end

app/views/topics/show.html.erb

@@ -12,6 +12,7 @@
     <meta itemprop='position' content='<%= i + 1 %>'>
   <% end %>
 </div>
+<%= server_plugin_outlet "topic_header" %>
 <hr>
 
 <% @topic_view.posts.each do |post| %>