Git (submodule) Capistrano tasks

capistrano_git_tasks.rb

# 2009 Copyright Susan Potter <me at susanpotter dot net>
# You can read her software development rants at: http://geek.susanpotter.net
# Released under CreativeCommons-attribution-noncommercial-sharealike license:
# http://creativecommons.org/licenses/by-nc-sa/1.0/
namespace :git do
  namespace :submodule do
    desc "Initializes submodules"
    task :init, :roles => :app do
      invoke_command "cd #{current_path} && git submodule init", :via => run_method
    end

    desc "Updates submodules"
    task :update, :roles => :app do
      invoke_command "cd #{current_path} && git submodule update", :via => run_method
    end

    desc "Initializes and updates submodules"
    task :pull, :roles => :app do
      git.submodule.init
      git.submodule.update
    end
  end

  desc "Pull latest code"
  task :pull, :roles => :app do
    invoke_command "cd #{current_path} && git checkout #{env} && git pull origin #{env}", :via => run_method
  end

  desc "Refresh repository to origin/#{env} branch"
  task :refresh, :roles => :app do
    git.pull
    git.submodule.pull
  end
end