added RSS feed for seeds

app/controllers/seeds_controller.rb

@@ -12,6 +12,7 @@ class SeedsController < ApplicationController
     respond_to do |format|
       format.html # index.html.erb
       format.json { render json: @seeds }
+      format.rss { render :layout => false } #index.rss.builder
     end
   end
 

app/views/seeds/index.rss.haml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+%rss{:version => 2.0}
+  %channel
+    %title
+      #{Growstuff::Application.config.site_name} - Recent seeds from #{ @owner ? @owner : 'all members' }
+    %link= seeds_url
+    - @seeds.each do |seed|
+      %item
+        %author= seed.owner.login_name
+        %title #{seed.owner}'s #{seed.crop} seeds
+        %pubDate= seed.created_at.to_s(:rfc822)
+        %description
+          :escaped
+            <p>Quantity: #{seed.quantity ? seed.quantity : 'unknown' }</p>
+            <p>Plant before: #{seed.plant_before ? seed.plant_before : 'unknown' }</p>
+          - if seed.tradable?
+            :escaped
+              <p>Will trade #{seed.tradable_to} from #{seed.owner.location ? seed.owner.location : 'unknown location'}</p>
+
+          :escaped_markdown
+            #{ strip_tags seed.description }
+        %link= seed_url(seed)
+        %guid= seed_url(seed)

spec/views/seeds/index.rss.haml_spec.rb

@@ -0,0 +1,50 @@
+require 'spec_helper'
+
+describe 'seeds/index.rss.haml' do
+  before(:each) do
+    controller.stub(:current_user) { nil }
+  end
+
+  context 'all seeds' do
+    before(:each) do
+      @seed = FactoryGirl.create(:seed)
+      @tradable = FactoryGirl.create(:tradable_seed)
+      assign(:seeds, [ @seed, @tradable ])
+      render
+    end
+
+    it 'shows RSS feed title' do
+      rendered.should contain "Recent seeds from all members"
+    end
+
+    it 'has a useful item title' do
+      rendered.should contain "#{@seed.owner}'s #{@seed.crop} seeds"
+    end
+
+    it 'shows the seed count' do
+      rendered.should contain "Quantity: #{@seed.quantity}"
+    end
+
+    it 'shows the plant_before date' do
+      rendered.should contain "Plant before: #{@seed.plant_before.to_s}"
+    end
+
+    it 'mentions that one seed is tradable' do
+      rendered.should contain "Will trade #{@tradable.tradable_to} from #{@tradable.owner.location}"
+    end
+
+  end
+
+  context "one member's seeds" do
+    before(:each) do
+      @seed = FactoryGirl.create(:seed)
+      assign(:seeds, [ @seed ])
+      assign(:owner, @seed.owner)
+      render
+    end
+
+    it 'shows RSS feed title' do
+      rendered.should contain "Recent seeds from #{@seed.owner}"
+    end
+  end
+end