require 'open-uri' require 'rbconfig' module Rails module Generators module Actions # Adds an entry into Gemfile for the supplied gem. If env # is specified, add the gem to the given environment. # # ==== Example # # gem "rspec", :group => :test # gem "technoweenie-restful-authentication", :lib => "restful-authentication", :source => "http://gems.github.com/" # gem "rails", "3.0", :git => "git://github.com/rails/rails" # def gem(*args) options = args.extract_options! name, version = args # Set the message to be shown in logs. Uses the git repo if one is given, # otherwise use name (version). parts, message = [ name.inspect ], name if version ||= options.delete(:version) parts << version.inspect message << " (#{version})" end message = options[:git] if options[:git] log :gemfile, message options.each do |option, value| parts << ":#{option} => #{value.inspect}" end in_root do str = "gem #{parts.join(", ")}" str = " " + str if @in_group str = "\n" + str append_file "Gemfile", str, :verbose => false end end # Wraps gem entries inside a group. # # ==== Example # # gem_group :development, :test do # gem "rspec-rails" # end # def gem_group(*names, &block) name = names.map(&:inspect).join(", ") log :gemfile, "group #{name}" in_root do append_file "Gemfile", "\ngroup #{name} do", :force => true @in_group = true instance_eval(&block) @in_group = false append_file "Gemfile", "\nend\n", :force => true end end # Add the given source to Gemfile # # ==== Example # # add_source "http://gems.github.com/" # def add_source(source, options={}) log :source, source in_root do prepend_file "Gemfile", "source #{source.inspect}\n", :verbose => false end end # Adds a line inside the Application class for config/application.rb. # # If options :env is specified, the line is appended to the corresponding # file in config/environments. # # ==== Examples # # environment do # "config.autoload_paths += %W(#{config.root}/extras)" # end # # environment(nil, :env => "development") do # "config.active_record.observers = :cacher" # end # def environment(data=nil, options={}, &block) sentinel = /class [a-z_:]+ < Rails::Application/i env_file_sentinel = /::Application\.configure do/ data = block.call if !data && block_given? in_root do if options[:env].nil? inject_into_file 'config/application.rb', "\n #{data}", :after => sentinel, :verbose => false else Array(options[:env]).each do |env| inject_into_file "config/environments/#{env}.rb", "\n #{data}", :after => env_file_sentinel, :verbose => false end end end end alias :application :environment # Run a command in git. # # ==== Examples # # git :init # git :add => "this.file that.rb" # git :add => "onefile.rb", :rm => "badfile.cxx" # def git(commands={}) if commands.is_a?(Symbol) run "git #{commands}" else commands.each do |cmd, options| run "git #{cmd} #{options}" end end end # Create a new file in the vendor/ directory. Code can be specified # in a block or a data string can be given. # # ==== Examples # # vendor("sekrit.rb") do # sekrit_salt = "#{Time.now}--#{3.years.ago}--#{rand}--" # "salt = '#{sekrit_salt}'" # end # # vendor("foreign.rb", "# Foreign code is fun") # def vendor(filename, data=nil, &block) log :vendor, filename create_file("vendor/#{filename}", data, :verbose => false, &block) end # Create a new file in the lib/ directory. Code can be specified # in a block or a data string can be given. # # ==== Examples # # lib("crypto.rb") do # "crypted_special_value = '#{rand}--#{Time.now}--#{rand(1337)}--'" # end # # lib("foreign.rb", "# Foreign code is fun") # def lib(filename, data=nil, &block) log :lib, filename create_file("lib/#{filename}", data, :verbose => false, &block) end # Create a new Rakefile with the provided code (either in a block or a string). # # ==== Examples # # rakefile("bootstrap.rake") do # project = ask("What is the UNIX name of your project?") # # <<-TASK # namespace :#{project} do # task :bootstrap do # puts "I like boots!" # end # end # TASK # end # # rakefile('seed.rake', 'puts "Planting seeds"') # def rakefile(filename, data=nil, &block) log :rakefile, filename create_file("lib/tasks/#{filename}", data, :verbose => false, &block) end # Create a new initializer with the provided code (either in a block or a string). # # ==== Examples # # initializer("globals.rb") do # data = "" # # ['MY_WORK', 'ADMINS', 'BEST_COMPANY_EVAR'].each do |const| # data << "#{const} = :entp\n" # end # # data # end # # initializer("api.rb", "API_KEY = '123456'") # def initializer(filename, data=nil, &block) log :initializer, filename create_file("config/initializers/#{filename}", data, :verbose => false, &block) end # Generate something using a generator from Rails or a plugin. # The second parameter is the argument string that is passed to # the generator or an Array that is joined. # # ==== Example # # generate(:authenticated, "user session") # def generate(what, *args) log :generate, what argument = args.map {|arg| arg.to_s }.flatten.join(" ") in_root { run_ruby_script("script/rails generate #{what} #{argument}", :verbose => false) } end # Runs the supplied rake task # # ==== Example # # rake("db:migrate") # rake("db:migrate", :env => "production") # rake("gems:install", :sudo => true) # def rake(command, options={}) log :rake, command env = options[:env] || ENV["RAILS_ENV"] || 'development' sudo = options[:sudo] && RbConfig::CONFIG['host_os'] !~ /mswin|mingw/ ? 'sudo ' : '' in_root { run("#{sudo}#{extify(:rake)} #{command} RAILS_ENV=#{env}", :verbose => false) } end # Just run the capify command in root # # ==== Example # # capify! # def capify! log :capify, "" in_root { run("#{extify(:capify)} .", :verbose => false) } end # Make an entry in Rails routing file config/routes.rb # # === Example # # route "root :to => 'welcome#index'" # def route(routing_code) log :route, routing_code sentinel = /\.routes\.draw do\s*$/ in_root do inject_into_file 'config/routes.rb', "\n #{routing_code}", { :after => sentinel, :verbose => false } end end # Reads the given file at the source root and prints it in the console. # # === Example # # readme "README" # def readme(path) log File.read(find_in_source_paths(path)) end protected # Define log for backwards compatibility. If just one argument is sent, # invoke say, otherwise invoke say_status. Differently from say and # similarly to say_status, this method respects the quiet? option given. def log(*args) if args.size == 1 say args.first.to_s unless options.quiet? else args << (self.behavior == :invoke ? :green : :red) say_status(*args) end end # Add an extension to the given name based on the platform. def extify(name) if RbConfig::CONFIG['host_os'] =~ /mswin|mingw/ "#{name}.bat" else name end end end end end