Capfile for deploying Bedrock on MediaTemple's GridServer

Capfile

# Load DSL and Setup Up Stages
require 'capistrano/setup'

# Includes default deployment tasks
require 'capistrano/deploy'

# Load tasks from gems
require 'capistrano/composer'

# Loads custom tasks from `lib/capistrano/tasks' if you have any defined.
# Customize this path to change the location of your custom tasks.
Dir.glob('lib/capistrano/tasks/*.cap').each { |r| import r }


# Define a relative path
def relative_path(from_str, to_str)
  require 'pathname'
  Pathname.new(to_str).relative_path_from(Pathname.new(from_str)).to_s
end

Rake::Task["deploy:symlink:linked_dirs"].clear

namespace :deploy do

  # Overwrite symlink directory functions
  namespace :symlink do
    desc 'Symlink release to current (relative)'
    task :release do
      puts 'Symlink release to current (relative)'.upcase
      rel_release_path = relative_path(deploy_to, release_path)
      on release_roles :all do
        execute :rm, '-rf', current_path
        execute :ln, '-s', rel_release_path, current_path
      end
    end

    desc 'Symlink relatively linked directories'
    task :linked_dirs do
      puts 'Symlink relatively linked directories'.upcase
      next unless any? :linked_dirs
      on release_roles :all do
        execute :mkdir, '-pv', linked_dir_parents(release_path)

        fetch(:linked_dirs).each do |dir|
          target = release_path.join(dir)
          source = shared_path.join(dir)
          rel_source = relative_path(deploy_to, source)
          rel_target = relative_path(deploy_to, target)
          unless test "[ -L #{target} ]"
            if test "[ -d #{target} ]"
              execute :rm, '-rf', target
            end
            execute :ln, '-s', '../../../' + rel_source, target
          end
        end
      end
    end
  end
end