require 'mmmultiworks/recipes/svn'
require 'mmmultiworks/recipes/mysql'
require 'mmmultiworks/recipes/apache'
require 'mmmultiworks/recipes/mongrel'

Capistrano.configuration(:must_exist).load do
  set :app_symlinks, nil
  
  desc "Setup servers."
  task :setup_server do
    setup
    setup_db
    setup_app
    setup_symlinks
    setup_web
  end
  
  def override_sudo(want = false)
    old_use_sudo = use_sudo
    set :use_sudo, want
    yield
    set :use_sudo, old_use_sudo
  end
  
  desc "Setup application server."
  task :setup_app, :roles => :app  do
    set :mongrel_environment, rails_env
    set :mongrel_port, apache_proxy_port
    set :mongrel_servers, apache_proxy_servers
    override_sudo { configure_mongrel_cluster }
    # add entry to syslog.conf
    # add entry to newsyslog.conf
  end
  
  desc "Restart application server."
  task :restart_app, :roles => :app  do
    override_sudo { restart_mongrel_cluster }
  end
  
  desc "Start application server."
  task :start_app, :roles => :app  do
    override_sudo { start_mongrel_cluster }
  end
  
  desc "Stop application server."
  task :stop_app, :roles => :app  do
    override_sudo { stop_mongrel_cluster }
  end
  
  desc "Setup web server."
  task :setup_web, :roles => :web  do
    set :apache_server_name, domain unless apache_server_name
    configure_apache
  end
  
  desc "Restart web server."
  task :restart_web, :roles => :web  do
    restart_apache
  end
  
  desc "Reload web server configuration."
  task :reload_web, :roles => :web  do
    reload_apache
  end
  
  desc "Start web server."
  task :start_web, :roles => :web  do
    start_apache
  end
  
  desc "Stop web server."
  task :stop_web, :roles => :web  do
    stop_apache
  end
  
  desc "Setup database server."
  task :setup_db, :roles => :db, :only => { :primary => true } do
    setup_mysql
  end
  
  desc "Setup source control server."
  task :setup_scm, :roles => :scm  do
    setup_svn
    import_svn
  end
  
  desc "Setup public symlink directories"
  task :setup_symlinks, :roles => [:app, :web] do
    if app_symlinks
      app_symlinks.each { |link| run "mkdir -p #{shared_path}/public/#{link}" }
    end
  end
  
  desc "Link up any public directories."
  task :symlink_public, :roles => [:app, :web] do
    if app_symlinks
      app_symlinks.each { |link| run "ln -nfs #{shared_path}/public/#{link} #{current_path}/public/#{link}" }
    end
  end
  
  desc <<-DESC
  Restart the processes on the application server by calling restart_app.
  DESC
  task :restart, :roles => :app do
    restart_app
  end
  
  desc <<-DESC
  Start the processes on the application server by calling start_app.
  DESC
  task :spinner, :roles => :app do
    start_app
  end
  
  desc "Creates additional symlinks."
  task :after_symlink, :roles => [:app, :web] do
    symlink_public
  end
  
end