From 40e34b3d2aea86f7d1411b10dcda928d7115ad08 Mon Sep 17 00:00:00 2001
From: Neil Smith <neil.git@njae.me.uk>
Date: Fri, 17 Jul 2009 20:19:31 +0000
Subject: [PATCH] Creating stable branch

---
 app/controllers/application_controller.rb | 10 ++++++
 app/controllers/feed_controller.rb        | 38 +++++++++++++++++++++++
 app/helpers/application_helper.rb         |  3 ++
 app/helpers/feed_helper.rb                |  2 ++
 app/models/feed_item.rb                   | 21 +++++++++++++
 app/views/feed/index.html.erb             | 14 +++++++++
 app/views/feed/index.rss.builder          | 17 ++++++++++
 app/views/feed/show.html.erb              | 17 ++++++++++
 app/views/feed/show.rss.builder           | 16 ++++++++++
 app/views/feed/update.html.erb            |  2 ++
 app/views/layouts/application.html.erb    |  8 +++++
 11 files changed, 148 insertions(+)
 create mode 100644 app/controllers/application_controller.rb
 create mode 100644 app/controllers/feed_controller.rb
 create mode 100644 app/helpers/application_helper.rb
 create mode 100644 app/helpers/feed_helper.rb
 create mode 100644 app/models/feed_item.rb
 create mode 100644 app/views/feed/index.html.erb
 create mode 100644 app/views/feed/index.rss.builder
 create mode 100644 app/views/feed/show.html.erb
 create mode 100644 app/views/feed/show.rss.builder
 create mode 100644 app/views/feed/update.html.erb
 create mode 100644 app/views/layouts/application.html.erb

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
new file mode 100644
index 0000000..6635a3f
--- /dev/null
+++ b/app/controllers/application_controller.rb
@@ -0,0 +1,10 @@
+# Filters added to this controller apply to all controllers in the application.
+# Likewise, all the methods added will be available for all controllers.
+
+class ApplicationController < ActionController::Base
+  helper :all # include all helpers, all the time
+  protect_from_forgery # See ActionController::RequestForgeryProtection for details
+
+  # Scrub sensitive parameters from your log
+  # filter_parameter_logging :password
+end
diff --git a/app/controllers/feed_controller.rb b/app/controllers/feed_controller.rb
new file mode 100644
index 0000000..71ab1df
--- /dev/null
+++ b/app/controllers/feed_controller.rb
@@ -0,0 +1,38 @@
+class FeedController < ApplicationController
+
+  skip_before_filter :verify_authenticity_token
+
+  def index
+    @feeds = FeedItem.find(:all, :select => 'DISTINCT feed_name')
+    respond_to do |format|
+      format.html
+      format.rss { render :layout => false }
+    end
+  end
+
+  def show
+    @feed_items = FeedItem.find_all_by_feed_name(params[:feed_name])
+    redirect_to index_url if @feed_items == []
+    respond_to do |format|
+      format.html
+      format.rss { render :layout => false }
+    end
+  end
+
+  def update
+    item = FeedItem.find_by_feed_name_and_title(params[:feed_name], params[:title])
+    if item
+      if params[:description] == ''
+        item.destroy
+      else
+        item.update_attribute(:description, params[:description])
+      end
+    else
+      FeedItem.create(:feed_name => params[:feed_name],
+        :title => params[:title],
+        :description => params[:description])
+    end
+    redirect_to feed_url(params[:feed_name])
+  end
+
+end
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
new file mode 100644
index 0000000..22a7940
--- /dev/null
+++ b/app/helpers/application_helper.rb
@@ -0,0 +1,3 @@
+# Methods added to this helper will be available to all templates in the application.
+module ApplicationHelper
+end
diff --git a/app/helpers/feed_helper.rb b/app/helpers/feed_helper.rb
new file mode 100644
index 0000000..6709856
--- /dev/null
+++ b/app/helpers/feed_helper.rb
@@ -0,0 +1,2 @@
+module FeedHelper
+end
diff --git a/app/models/feed_item.rb b/app/models/feed_item.rb
new file mode 100644
index 0000000..cf01358
--- /dev/null
+++ b/app/models/feed_item.rb
@@ -0,0 +1,21 @@
+class FeedItem < ActiveRecord::Base
+
+  # require 'cgi' # needed for url decoding
+
+  validates_presence_of :feed_name, :title, :description
+  validate :feed_name_must_be_legal
+
+protected
+
+  def feed_name_must_be_legal
+    if Rack::Utils::escape(feed_name) != feed_name or
+        Rack::Utils::unescape(feed_name) != feed_name or
+        feed_name == 'index' or
+        feed_name == 'show' or
+        feed_name == 'update' or
+        feed_name == 'action'
+      errors.add(:feed_name, 'is an invalid feed name')
+    end
+  end
+
+end
diff --git a/app/views/feed/index.html.erb b/app/views/feed/index.html.erb
new file mode 100644
index 0000000..b9e082a
--- /dev/null
+++ b/app/views/feed/index.html.erb
@@ -0,0 +1,14 @@
+<h1>Feeds available</h1>
+
+<% form_tag :action => 'update' do %>
+  <p>Set feed <%= text_field_tag :feed_name, '', :size => 20 %>
+    to include <%= text_field_tag :title, '', :size => 30 %>
+    containing  <%= text_field_tag :description, '', :size => 50 %>
+    <%= submit_tag 'Update' %></p>
+<% end %>
+
+<ul>
+<% for feed in @feeds %>
+  <li><%= link_to(h(feed.feed_name), (feed_url(:feed_name => feed.feed_name))) %></li>
+<% end %>
+</ul>
\ No newline at end of file
diff --git a/app/views/feed/index.rss.builder b/app/views/feed/index.rss.builder
new file mode 100644
index 0000000..93ce050
--- /dev/null
+++ b/app/views/feed/index.rss.builder
@@ -0,0 +1,17 @@
+# index.rss.builder
+xml.instruct! :xml, :version => "1.0"
+xml.rss :version => "2.0" do
+  xml.channel do
+    xml.title "Feedcatcher"
+    xml.description "Feeds available"
+    xml.link index_url(:rss)
+
+    for feed in @feeds
+      xml.item do
+        xml.title feed.feed_name
+        xml.link feed_url(feed.feed_name, :rss)
+        xml.guid feed_url(feed.feed_name, :rss)
+      end
+    end
+  end
+end
diff --git a/app/views/feed/show.html.erb b/app/views/feed/show.html.erb
new file mode 100644
index 0000000..2a2b9b1
--- /dev/null
+++ b/app/views/feed/show.html.erb
@@ -0,0 +1,17 @@
+<h1>Contents of feed <%= h params[:feed_name] %></h1>
+<p><%= link_to("List of all feeds", index_url) %></p>
+
+<% form_tag :action => 'update' do %>
+  <p>Set feed <%= text_field_tag :feed_name, h(params[:feed_name]), :size => 20 %>
+    to include <%= text_field_tag :title, '', :size => 30 %>
+    containing  <%= text_field_tag :description, '', :size => 50 %>
+    <%= submit_tag 'Update' %></p>
+<% end %>
+
+
+<dl>
+  <% for item in @feed_items %>
+    <dt><%= h item.title %></dt>
+    <dd><em><%= h item.description %></em></dd>
+  <% end %>
+</dl>
diff --git a/app/views/feed/show.rss.builder b/app/views/feed/show.rss.builder
new file mode 100644
index 0000000..522b662
--- /dev/null
+++ b/app/views/feed/show.rss.builder
@@ -0,0 +1,16 @@
+# index.rss.builder
+xml.instruct! :xml, :version => "1.0"
+xml.rss :version => "2.0" do
+  xml.channel do
+    xml.title @feed_items[0].feed_name
+    xml.link feed_url(@feed_items[0].feed_name, :rss)
+
+    for item in @feed_items
+      xml.item do
+        xml.title item.title
+        xml.description item.description
+        xml.guid item.id, :isPermaLink => 'false'
+      end
+    end
+  end
+end
diff --git a/app/views/feed/update.html.erb b/app/views/feed/update.html.erb
new file mode 100644
index 0000000..96fff67
--- /dev/null
+++ b/app/views/feed/update.html.erb
@@ -0,0 +1,2 @@
+<h1>Feed#update</h1>
+<p>Find me in app/views/feed/update.html.erb</p>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
new file mode 100644
index 0000000..ee2975d
--- /dev/null
+++ b/app/views/layouts/application.html.erb
@@ -0,0 +1,8 @@
+<html>
+  <head>
+    <title>Feedcatcher</title>
+  </head>
+  <body>
+    <%= yield :layout %>
+  </body>
+</html>
-- 
2.34.1