Change current sstructure.

1 files changed, 284 insertions, 0 deletions

diff --git a/railties/lib/generators/actions.rb b/railties/lib/generators/actions.rb
new file mode 100644
index 0000000000..c905f17f61
--- /dev/null
+++ b/railties/lib/generators/actions.rb
@@ -0,0 +1,284 @@
+require 'open-uri'
+
+module Rails
+  module Generators
+    module Actions
+
+      # Loads an external file and execute it in the instance binding.
+      #
+      # ==== Parameters
+      # path<String>:: The path to the file to execute. Can be a web address or
+      #                a relative path from the source root.
+      #
+      # ==== Examples
+      #
+      #   apply "http://gist.github.com/103208"
+      #
+      #   apply "recipes/jquery.rb"
+      #
+      def apply(path, log_status=true)
+        path = File.expand_path(path, source_root) unless path =~ /^http\:\/\//
+
+        log :apply, path, log_status
+        instance_eval(open(path).read)
+        log :applied, path, log_status
+      end
+
+      # Install a plugin. You must provide either a Subversion url or Git url.
+      # For a Git-hosted plugin, you can specify if it should be added as a submodule instead of cloned.
+      #
+      # ==== Examples
+      #
+      #   plugin 'restful-authentication', :git => 'git://github.com/technoweenie/restful-authentication.git'
+      #   plugin 'restful-authentication', :git => 'git://github.com/technoweenie/restful-authentication.git', :submodule => true
+      #   plugin 'restful-authentication', :svn => 'svn://svnhub.com/technoweenie/restful-authentication/trunk'
+      #
+      def plugin(name, options)
+        log :plugin, name
+
+        if options[:git] && options[:submodule]
+          in_root do
+            run "git submodule add #{options[:git]} vendor/plugins/#{name}", false
+          end
+        elsif options[:git] || options[:svn]
+          in_root do
+            run_ruby_script "script/plugin install #{options[:svn] || options[:git]}", false
+          end
+        else
+          log "! no git or svn provided for #{name}. Skipping..."
+        end
+      end
+
+      # Adds an entry into config/environment.rb for the supplied gem. If env
+      # is specified, add the gem to the given environment.
+      #
+      # ==== Example
+      #
+      #   gem "rspec", :env => :test
+      #   gem "technoweenie-restful-authentication", :lib => "restful-authentication", :source => "http://gems.github.com/"
+      #
+      def gem(name, options = {})
+        log :gem, name
+        env = options.delete(:env)
+
+        gems_code = "config.gem '#{name}'"
+
+        if options.any?
+          opts = options.inject([]) {|result, h| result << [":#{h[0]} => #{h[1].inspect.gsub('"',"'")}"] }.sort.join(", ")
+          gems_code << ", #{opts}"
+        end
+
+        environment gems_code, :env => env
+      end
+
+      # Adds a line inside the Initializer block for config/environment.rb.
+      #
+      # If options :env is specified, the line is appended to the corresponding
+      # file in config/environments.
+      #
+      def environment(data=nil, options={}, &block)
+        sentinel = 'Rails::Initializer.run do |config|'
+
+        data = block.call if !data && block_given?
+
+        in_root do
+          if options[:env].nil?
+            gsub_file 'config/environment.rb', /(#{Regexp.escape(sentinel)})/mi, false do |match|
+              "#{match}\n  " << data
+            end
+          else
+            Array.wrap(options[:env]).each do|env|
+              append_file "config/environments/#{env}.rb", "\n#{data}", false
+            end
+          end
+        end
+      end
+
+      # Run a command in git.
+      #
+      # ==== Examples
+      #
+      #   git :init
+      #   git :add => "this.file that.rb"
+      #   git :add => "onefile.rb", :rm => "badfile.cxx"
+      #
+      def git(command = {})
+        in_root do
+          if command.is_a?(Symbol)
+            run "git #{command}"
+          else
+            command.each do |command, options|
+              run "git #{command} #{options}"
+            end
+          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, 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, 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 'im plantin ur seedz'")
+      #
+      def rakefile(filename, data=nil, &block)
+        log :rakefile, filename
+        create_file("lib/tasks/#{filename}", data, 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
+      #       data << "#{const} = :entp"
+      #     end
+      #
+      #     data
+      #   end
+      #
+      #   initializer("api.rb", "API_KEY = '123456'")
+      #
+      def initializer(filename, data=nil, &block)
+        log :initializer, filename
+        create_file("config/initializers/#{filename}", data, 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/generate #{what} #{argument}", 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] || 'development'
+        sudo = options[:sudo] ? 'sudo ' : ''
+        in_root { run("#{sudo}rake #{command} RAILS_ENV=#{env}", false) }
+      end
+
+      # Just run the capify command in root
+      #
+      # ==== Example
+      #
+      #   capify!
+      #
+      def capify!
+        log :capify, ""
+        in_root { run('capify .', false) }
+      end
+
+      # Add Rails to /vendor/rails
+      #
+      # ==== Example
+      #
+      #   freeze!
+      #
+      def freeze!(args = {})
+        log :vendor, "rails"
+        in_root { run('rake rails:freeze:edge', false) }
+      end
+
+      # Make an entry in Rails routing file conifg/routes.rb
+      #
+      # === Example
+      #
+      #   route "map.root :controller => :welcome"
+      #
+      def route(routing_code)
+        log :route, routing_code
+        sentinel = 'ActionController::Routing::Routes.draw do |map|'
+
+        in_root do
+          gsub_file 'config/routes.rb', /(#{Regexp.escape(sentinel)})/mi, false do |match|
+            "#{match}\n  #{routing_code}\n"
+          end
+        end
+      end
+
+      protected
+
+        # Define file as an alias to create_file for backwards compatibility.
+        #
+        def file(*args, &block)
+          create_file(*args, &block)
+        end
+
+        # Define log for backwards compatibility. If just one argument is sent,
+        # invoke say, otherwise invoke say_status.
+        #
+        def log(*args)
+          if args.size == 1
+            say args.first.to_s
+          else
+            say_status *args
+          end
+        end
+
+    end
+  end
+end