require 'colored'
 
def add_desert_require
  sentinel = 'Rails::Initializer.run do |config|'
  gsub_file 'config/environment.rb', /(#{Regexp.escape(sentinel)})/mi do |match|
    "\nrequire 'desert'\n#{match}" 
  end
end
 
def gsub_file(path, regexp, *args, &block)
  content = File.read(path).gsub(regexp, *args, &block)
  File.open(path, 'wb') { |file| file.write(content) }
end
               
def install_require_gems
  run "gem sources -a http://gems.github.com"
 
  gem 'desert', :version => '0.5', :lib => 'desert'
  gem 'mislav-will_paginate', :version => '~> 2.3.6', :lib => 'will_paginate', :source => 'http://gems.github.com'
  gem 'tog-tog', :version => '0.5', :lib => 'tog'
  gem 'mocha'
  gem 'thoughtbot-factory_girl', :lib => 'factory_girl'
  rake "gems:install", :sudo => true
end
 
def install_tog_core_plugins
  plugin 'tog_core', :git => "git://github.com/tog/tog_core.git"
  plugin 'tog_social', :git => "git://github.com/tog/tog_social.git"
  plugin 'tog_mail', :git => "git://github.com/tog/tog_mail.git"
 
  route "map.routes_from_plugin 'tog_core'"
  route "map.routes_from_plugin 'tog_mail'"
  route "map.routes_from_plugin 'tog_social'"
 
  file "db/migrate/" + Time.now.strftime("%Y%m%d%H%M%S") + "_install_tog.rb",
  %q{class InstallTog < ActiveRecord::Migration
      def self.up
        migrate_plugin "tog_core", 6
        migrate_plugin "tog_social", 5
        migrate_plugin "tog_mail", 2
      end
 
      def self.down
        migrate_plugin "tog_mail", 0 
        migrate_plugin "tog_social", 0 
        migrate_plugin "tog_core", 0
      end
  end
  }
end
 
def generate_acts_as_commentable_migration
  file "db/migrate/" + Time.now.strftime("%Y%m%d%H%M%S") + "_acts_as_commentable.rb",
  %q{class ActsAsCommentable < ActiveRecord::Migration
    def self.up
      create_table "comments", :force => true do |t|
        t.column "title", :string, :limit => 50, :default => "" 
        t.column "comment", :text, :default => "" 
        t.column "created_at", :datetime, :null => false
        t.column "commentable_id", :integer, :default => 0, :null => false
        t.column "commentable_type", :string, :limit => 15, :default => "", :null => false
        t.column "user_id", :integer, :default => 0, :null => false
      end
      add_index "comments", ["user_id"], :name => "fk_comments_user" 
    end
 
    def self.down
      drop_table :comments
    end
  end
  }
end
 
def generate_acts_as_rateable_migration
  file "db/migrate/" + Time.now.strftime("%Y%m%d%H%M%S") + "_add_ratings.rb",
  %q{class AddRatings < ActiveRecord::Migration
      def self.up
      create_table :ratings do |t|
              t.column :rating, :integer    # You can add a default value here if you wish
              t.column :rateable_id, :integer, :null => false
              t.column :rateable_type, :string, :null => false
      end
      add_index :ratings, [:rateable_id, :rating]    # Not required, but should help more than it hurts
      end
 
      def self.down
      drop_table :ratings
      end
  end
  }
end
 
def install_tog_user_plugin
  if yes?("Install tog_user?")
 
    plugin 'tog_user', :git => "git://github.com/tog/tog_user.git"
 
    route "map.routes_from_plugin 'tog_user'"
 
    file "db/migrate/" + Time.now.strftime("%Y%m%d%H%M%S") + "_install_tog_user.rb",
    %q{class InstallTogUser < ActiveRecord::Migration
        def self.up
          migrate_plugin "tog_user", 1
        end
 
        def self.down
          migrate_plugin "tog_user", 0 
        end
    end
    }
 
    if yes?("Create a default admin user?")
      name = ask("username?")
      pwd = ask("password?")
      puts "nothing yet, sorry :("
    end
  end
end
 
def run_tog_tests
  if yes?("Run tog's tests?")
    rake "db:test:prepare"
    rake "tog:plugins:test"
  end
end
 
def introduction_banner
  puts %q{
  #{"Welcome to the Tog installer, v0.5.1".yellow_on_blue.bold}  "
  }
  puts %q{
  This installer will guide you through the entire installation process. It
  shouldn't take more than 3 minutes in total.
 
  Here's what you can expect from the installation process:
 
   1. All the tog's dependencies will be installed for you.
   2. The installer will generate a few migrations required by the dependencies
   3. You will be able to install tog_user.
   4. You will be able to create an initial admin user.
 
  Don't worry if anything goes wrong. This installer will advise you on how to
  solve any problems.
 
  Press Enter to continue, or Ctrl-C to abort.
  }  
  gets
end
 
introduction_banner
add_desert_require
install_require_gems
 
{
  'acts_as_commentable'    => "http://juixe.com/svn/acts_as_commentable",
  'acts_as_state_machine'  => "http://elitists.textdriven.com/svn/plugins/acts_as_state_machine/trunk",
  'seo_urls'               => "http://svn.redshiftmedia.com/svn/plugins/seo_urls"
}.each_pair { |name, url| plugin name, :svn => url }
 
{
  'acts_as_taggable_on_steroids' => "git://github.com/jviney/acts_as_taggable_on_steroids.git",
  'acts_as_rateable' => "git://github.com/andry1/acts_as_rateable.git",
  'acts_as_abusable' => "git://github.com/linkingpaths/acts_as_abusable.git",
  'acts_as_scribe'   => "git://github.com/linkingpaths/acts_as_scribe.git",
  'paperclip' => "git://github.com/thoughtbot/paperclip.git",
  'viking'    => "git://github.com/technoweenie/viking.git"
}.each_pair { |name, url| plugin name, :git => url }
 
generate_acts_as_commentable_migration
generate_acts_as_rateable_migration
generate "acts_as_abusable_migration"
generate "acts_as_taggable_migration"
generate "acts_as_scribe_migration"
 
install_tog_user_plugin
install_tog_core_plugins
 
run "echo \"require 'tasks/tog'\" >> Rakefile"
rake "tog:plugins:copy_resources"
rake "db:migrate"
run 'rm public/index.html'
 
run_tog_tests