Checkout of Instiki Trunk 1/21/2007.

vendor/rails/actionpack/examples/debate_controller.cgi

@@ -0,0 +1,57 @@
+#!/usr/local/bin/ruby
+
+$:.unshift(File.dirname(__FILE__) + "/../lib")
+
+require "action_controller"
+
+Topic = Struct.new("Topic", :id, :title, :body, :replies)
+Reply = Struct.new("Reply", :body)
+
+class DebateService
+  attr_reader :topics
+
+  def initialize()         @topics = [] end
+  def create_topic(data)   topics.unshift(Topic.new(next_topic_id, data["title"], data["body"], [])) end
+  def create_reply(data)   find_topic(data["topic_id"]).replies << Reply.new(data["body"]) end
+  def find_topic(topic_id) topics.select { |topic| topic.id == topic_id.to_i }.first end
+  def next_topic_id()      topics.first.id + 1 end
+end
+
+class DebateController < ActionController::Base
+  before_filter :initialize_session_storage
+
+  def index
+    @topics = @debate.topics
+  end
+  
+  def topic
+    @topic = @debate.find_topic(@params["id"])
+  end
+  
+  # def new_topic() end <-- This is not needed as the template doesn't require any assigns
+
+  def create_topic
+    @debate.create_topic(@params["topic"])
+    redirect_to :action => "index"
+  end
+
+  def create_reply
+    @debate.create_reply(@params["reply"])
+    redirect_to :action => "topic", :path_params => { "id" => @params["reply"]["topic_id"] }
+  end
+    
+  private
+    def initialize_session_storage
+      @session["debate"] = DebateService.new if @session["debate"].nil?
+      @debate = @session["debate"]
+    end
+end
+
+ActionController::Base.template_root = File.dirname(__FILE__)
+# ActionController::Base.logger = Logger.new("debug.log") # Remove first comment to turn on logging in current dir
+
+begin
+  DebateController.process_cgi(CGI.new) if $0 == __FILE__
+rescue => e
+  CGI.new.out { "#{e.class}: #{e.message}" }
+end