DRY up those RSS feeds

eee.rb

@@ -39,55 +39,18 @@
 get '/main.rss' do
   content_type "application/rss+xml"
 
-  url = "#{@@db}/_design/meals/_view/by_date?limit=10&descending=true"
-  data = RestClient.get url
-  @meal_view = JSON.parse(data)['rows']
-
-  rss = RSS::Maker.make("2.0") do |maker|
-    maker.channel.title = "EEE Cooks: Meals"
-    maker.channel.link  = ROOT_URL
-    maker.channel.description = "Meals from a Family Cookbook"
-    @meal_view.each do |couch_rec|
-      data = RestClient.get "#{@@db}/#{couch_rec['key']}"
-      meal = JSON.parse(data)
-      date = Date.parse(meal['date'])
-      maker.items.new_item do |item|
-        item.link = ROOT_URL + date.strftime("/meals/%Y/%m/%d")
-        item.title = meal['title']
-        item.pubDate = Time.parse(meal['date'])
-        item.description = meal['summary']
-      end
-    end
+  rss_for_date_view("meals") do |rss_item, meal|
+    date = Date.parse(meal['date'])
+    rss_item.link = ROOT_URL + date.strftime("/meals/%Y/%m/%d")
   end
-
-  rss.to_s
 end
 
 get '/recipes.rss' do
   content_type "application/rss+xml"
 
-  url = "#{@@db}/_design/recipes/_view/by_date?limit=10&descending=true"
-  data = RestClient.get url
-  @recipe_view = JSON.parse(data)['rows']
-
-  rss = RSS::Maker.make("2.0") do |maker|
-    maker.channel.title = "EEE Cooks: Recipes"
-    maker.channel.link  = ROOT_URL
-    maker.channel.description = "Recipes from a Family Cookbook"
-
-    @recipe_view.each do |couch_rec|
-      data = RestClient.get "#{@@db}/#{couch_rec['value'][0]}"
-      recipe = JSON.parse(data)
-      maker.items.new_item do |item|
-        item.link = ROOT_URL + "/recipes/recipe['id']"
-        item.title = recipe['title']
-        item.pubDate = Time.parse(recipe['date'])
-        item.description = recipe['summary']
-      end
-    end
+  rss_for_date_view("recipes") do |rss_item, recipe|
+    rss_item.link = ROOT_URL + "/recipes/#{recipe['id']}"
   end
-
-  rss.to_s
 end
 
 get %r{/meals/(\d+)/(\d+)/(\d+)} do |year, month, day|

helpers.rb

@@ -194,5 +194,31 @@ def breadcrumbs(date, context=nil)
 
       crumbs.join(" > ")
     end
+
+    def rss_for_date_view(feed)
+      url = "#{_db}/_design/#{feed}/_view/by_date?limit=10&descending=true"
+      data = RestClient.get url
+      view = JSON.parse(data)['rows']
+
+      rss = RSS::Maker.make("2.0") do |maker|
+        maker.channel.title = "EEE Cooks: #{feed.capitalize}"
+        maker.channel.link  = ROOT_URL
+        maker.channel.description = "#{feed.capitalize} from a Family Cookbook"
+
+        view.each do |couch_rec|
+          data = RestClient.get "#{_db}/#{couch_rec['value'][0]}"
+          record = JSON.parse(data)
+          maker.items.new_item do |item|
+            item.title = record['title']
+            item.pubDate = Time.parse(record['date'])
+            item.description = record['summary']
+
+            yield item, record
+          end
+        end
+      end
+
+      rss.to_s
+    end
   end
 end