Merge 3b1f7e5a00 into 4b6895f31d

app/controllers/conferences_controller.rb

@@ -3,7 +3,8 @@
 class ConferencesController < ApplicationController
   protect_from_forgery with: :null_session
   before_action :respond_to_options
-  load_and_authorize_resource find_by: :short_title, except: :show
+  load_and_authorize_resource find_by: :short_title, except: [:show, :feed]
+  skip_authorization_check only: :feed
 
   def index
     @current    = Conference.upcoming.reorder(start_date: :asc)
@@ -108,6 +109,13 @@ class ConferencesController < ApplicationController
     end
   end
 
+  def feed
+    @conferences = Conference.order(created_at: :desc)
+    respond_to do |format|
+      format.rss { render layout: false }
+    end
+  end
+
   def code_of_conduct; end
 
   private

app/views/conferences/feed.rss.builder

@@ -0,0 +1,18 @@
+xml.instruct! :xml, version: "1.0"
+xml.rss version: "2.0" do
+  xml.channel do
+    xml.title "#{ENV.fetch('OSEM_NAME', 'OSEM')} - Conferences"
+    xml.description "Conferences from #{ENV.fetch('OSEM_NAME', 'OSEM')}"
+    xml.link conferences_url
+
+    @conferences.each do |conference|
+      xml.item do
+        xml.title conference.title
+        xml.description conference.description
+        xml.pubDate conference.created_at.to_fs(:rfc822)
+        xml.link conference_url(conference.short_title)
+        xml.guid conference_url(conference.short_title)
+      end
+    end
+  end
+end

app/views/conferences/index.html.haml

@@ -23,6 +23,9 @@
     %span.btn-group
       = link_to("Days only", calendar_url(protocol: 'webcal', format: 'ics'), class: 'btn btn-default')
       = link_to("Detailed", calendar_url(protocol: 'webcal', format: 'ics', full: true), class: 'btn btn-default')
+  %p
+    Subscribe to the RSS feed:
+    = link_to("RSS Feed", feed_url(format: :rss), class: 'btn btn-default')
 
 -content_for :script_body do
   :javascript

app/views/layouts/application.html.haml

@@ -7,6 +7,7 @@
     %meta{content: '', name: 'author'}
     = stylesheet_link_tag "application", media: 'all'
     = javascript_include_tag "application"
+    = auto_discovery_link_tag(:rss, feed_url(format: :rss), title: "#{ENV.fetch('OSEM_NAME', 'OSEM')} Conferences RSS Feed")
 
     = csrf_meta_tags
     = content_for(:script_head)