vendor/rails/actionpack/examples/blog_controller.cgi

   1 #!/usr/local/bin/ruby
   2
   3 $:.unshift(File.dirname(__FILE__) + "/../lib")
   4
   5 require "action_controller"
   6
   7 Post = Struct.new("Post", :title, :body)
   8
   9 class BlogController < ActionController::Base
  10   before_filter :initialize_session_storage
  11
  12   def index
  13     @posts = @session["posts"]
  14
  15     render_template <<-"EOF"
  16       <html><body>
  17       <%= flash["alert"] %>
  18       <h1>Posts</h1>
  19       <% @posts.each do |post| %>
  20         <p><b><%= post.title %></b><br /><%= post.body %></p>
  21       <% end %>
  22
  23       <h1>Create post</h1>
  24       <form action="create">
  25         Title: <input type="text" name="post[title]"><br>
  26         Body: <textarea name="post[body]"></textarea><br>
  27         <input type="submit" value="save">
  28       </form>
  29
  30       </body></html>
  31     EOF
  32   end
  33
  34   def create
  35     @session["posts"].unshift(Post.new(params[:post][:title], params[:post][:body]))
  36     flash["alert"] = "New post added!"
  37     redirect_to :action => "index"
  38   end
  39
  40   private
  41     def initialize_session_storage
  42       @session["posts"] = [] if @session["posts"].nil?
  43     end
  44 end
  45
  46 ActionController::Base.view_paths = [ File.dirname(__FILE__) ]
  47 # ActionController::Base.logger = Logger.new("debug.log") # Remove first comment to turn on logging in current dir
  48
  49 begin
  50   BlogController.process_cgi(CGI.new) if $0 == __FILE__
  51 rescue => e
  52   CGI.new.out { "#{e.class}: #{e.message}" }
  53 end