default_run_options[:pty] = true
 
set :application, "slicehost"
set :repository,  "git://github.com/pageflyp/pageflyp.git"
 
set :deploy_to, "/home/deploy/#{application}"
set :user, "deploy"
 
set :scm, :git
 
role :app, "myslice.com"
role :web, "myslice.com"
role :db,  "myslice.com", :primary => true
 
namespace :slicehost do
  desc "Setup Environment"
  task :setup_env do
    #update_apt_get
    #install_dev_tools
    #install_git
    #install_sqlite3
    #install_mysql
    #install_rails_stack
    #install_apache
    install_passenger
    config_passenger
    config_vhost
    apache_reload
  end
  
  desc "Update apt-get sources"
  task :update_apt_get do
    sudo "apt-get update"
  end
  
  desc "Install Development Tools"
  task :install_dev_tools do
    sudo "apt-get install build-essential -y"
  end
  
  desc "Install Git"
  task :install_git do
    sudo "apt-get install git-core git-svn -y"
  end
  
  desc "Install Subversion"
  task :install_subversion do
    sudo "apt-get install subversion -y"
  end
  
  desc "Install MySQL"
  task :install_mysql do
    sudo "apt-get install mysql-server libmysql-ruby -y"
  end
  
  desc "Install PostgreSQL"
  task :install_postgres do
    sudo "apt-get install postgresql libpgsql-ruby -y"
  end
  
  desc "Install SQLite3"
  task :install_sqlite3 do
    sudo "apt-get install sqlite3 libsqlite3-ruby -y"
  end
  
  desc "Install Ruby, Gems, and Rails"
  task :install_rails_stack do
    [
      "sudo apt-get install ruby ruby1.8-dev irb ri rdoc libopenssl-ruby1.8 -y",
      "mkdir -p src",
      "cd src",
      "wget http://rubyforge.org/frs/download.php/29548/rubygems-1.3.0.tgz",
      "tar xvzf rubygems-1.3.0.tgz",
      "cd rubygems-1.3.0/ && sudo ruby setup.rb",
      "sudo ln -s /usr/bin/gem1.8 /usr/bin/gem",
      "sudo gem install rails --no-ri --no-rdoc"
    ].each {|cmd| run cmd}
  end
  
  desc "Install Apache"
  task :install_apache do
    sudo "apt-get install apache2 apache2.2-common apache2-mpm-prefork 
          apache2-utils libexpat1 apache2-prefork-dev libapr1-dev -y"
    sudo "chown :sudo /var/www"
    sudo "chmod g+w /var/www"
  end
  
  desc "Install Passenger"
  task :install_passenger do
    install_passenger_module
    config_passenger
  end
 
  desc "Install Passenger Module"
  task :install_passenger_module do
    sudo "gem install passenger --no-ri --no-rdoc"
    input = ''
    run "sudo passenger-install-apache2-module" do |ch,stream,out|
      next if out.chomp == input.chomp || out.chomp == ''
      print out
      ch.send_data(input = $stdin.gets) if out =~ /(Enter|ENTER)/
    end
  end
 
  desc "Configure Passenger"
  task :config_passenger do
    version = 'ERROR'#default
    #passenger (2.0.5, 1.0.5)
    run("gem list | grep passenger") do |ch, stream, data|
      version = data.sub(/passenger \(([^,]+).*/,"\\1").strip
    end
 
    puts "    passenger version #{version} configured"
 
    passenger_config =<<-EOF
      LoadModule passenger_module /usr/lib/ruby/gems/1.8/gems/passenger-#{version}/ext/apache2/mod_passenger.so
      PassengerRoot /usr/lib/ruby/gems/1.8/gems/passenger-#{version}
      PassengerRuby /usr/bin/ruby1.8
    EOF
 
    put passenger_config, "src/passenger"
    sudo "mv src/passenger /etc/apache2/conf.d/passenger"
  end
  
  desc "Configure VHost"
  task :config_vhost do
    vhost_config =<<-EOF
<VirtualHost *:80>
  ServerName myslice.com
  DocumentRoot #{deploy_to}/public
</VirtualHost>
    EOF
    put vhost_config, "src/vhost_config"
    sudo "mv src/vhost_config /etc/apache2/sites-available/#{application}"
    sudo "a2ensite #{application}"
  end
  
  desc "Reload Apache"
  task :apache_reload do
    sudo "/etc/init.d/apache2 reload"
  end
end