[webui][api] RSS Feed for users notifications

src/api/app/controllers/webui/feeds_controller.rb

@@ -40,4 +40,11 @@ def commits
     @commits = @commits.where(["datetime <= ?", @finish]) unless @finish.nil?
     @commits = @commits.order("datetime desc")
   end
+
+  def notifications
+    @host = ::Configuration.obs_url
+    @configuration = ::Configuration.first    
+    @user = User.current
+    @notifications = User.current.combined_rss_feed_items
+  end
 end

src/api/app/models/user.rb

@@ -904,6 +904,12 @@ def display_name
     address.format
   end
 
+  def combined_rss_feed_items
+    Notification::RssFeedItem.where(subscriber: self).or(
+      Notification::RssFeedItem.where(subscriber: groups)
+    ).order(created_at: :desc, id: :desc).limit(Notification::RssFeedItem::MAX_ITEMS_PER_USER)
+  end
+
   private
 
   def can_modify_project_internal(project, ignore_lock)

src/api/app/views/webui/feeds/notifications.rss.builder

@@ -0,0 +1,21 @@
+xml.rss version: '2.0' do
+  xml.channel do
+    xml.title "#{@user.realname}'s (#{@user.login}) notifications"
+    xml.description "Event's notifications from #{@configuration['title']}"
+    xml.link url_for only_path: false, controller: 'main', action: 'index'
+    xml.language "en"
+    xml.pubDate Time.now
+    xml.generator @configuration['title']
+
+    @notifications.each do |notification|
+      xml.item do
+        xml.title notification.event_type
+        xml.description notification.event_payload
+        xml.category "#{notification.event_type}/#{notification.subscription_receiver_role}"
+        xml.pubDate notification.created_at
+        xml.author "#{@configuration['title']}"
+        xml.link url_for only_path: false, controller: 'main', action: 'index'
+      end
+    end
+  end
+end

src/api/config/routes.rb

@@ -58,6 +58,7 @@ def self.public_or_about_path?(request)
       get 'main/news' => :news, as: :news_feed
       get 'main/latest_updates' => :latest_updates, as: :latest_updates_feed
       get 'project/latest_commits/:project' => :commits, defaults: { format: 'atom' }, constraints: cons, as: 'commits_feed'
+      get 'user/feed' => :notifications, defaults: { format: 'rss' }, as: :user_rss_notifications
     end
 
     resources :attribs, constraints: cons, only: [:create, :update, :destroy], controller: 'webui/attribute' do