adserver.rb

require 'rubygems'
require 'sinatra'
require 'dm-core'
require 'dm-timestamps'
require 'dm-migrations'


DataMapper::setup(:default, "sqlite3://#{Dir.pwd}/adserver.db")

class Ad

  include DataMapper::Resource
  
  property :id,           Serial
  property :title,        String
  property :content,      Text
  property :width,        Integer
  property :height,       Integer
  property :filename,     String  
  property :url,          String
  property :is_active,    Boolean
  property :created_at,   DateTime
  property :updated_at,    DateTime
  property :size,         Integer
  property :content_type, String
  
end

DataMapper.auto_upgrade!

before do
  headers "Content-Type" => "text/html; charset=utf-8"
end

get '/' do
  @title= "Welcome to the Peepcode Adserver"
  erb :welcome
end

get '/ad' do

end

get '/list' do
  @title = "List Ads"
  #this retrieves all the ads in desc create order
  @ads = Ad.all(:order => [:created_at.desc])
  erb :list
end

get '/new' do
  @title = "Create A New Ad"
  erb :new
end


post '/create' do
 @ad = Ad.new(params[:ad])
 @ad.content_type = params[:image][:type]
 @ad.size = File.size(params[:image][:tempfile])
 if @ad.save
   path = File.join(Dir.pwd, "/public/ads", @ad.filename)
   File.open(path, "wb") do |f|
     f.write(params[:image][:tempfile].read)
   end
   redirect("/show/#{@ad.id}")
 else
   redirect('/list')
 end
end

get '/delete/:id' do
  
end


get '/show/:id' do
 #this loads the add and if found loads the show template,else redirects
 @ad = Ad.get(params[:id])
 #
 if @ad
   erb :show
 else
   redirect('/list')
 end

end


get '/click/:id' do
  
end