require 'digest/md5' require 'securerandom' require 'active_support/core_ext/string/strip' require 'rails/version' unless defined?(Rails::VERSION) require 'rbconfig' require 'open-uri' require 'uri' module Rails module Generators class AppBase < Base DATABASES = %w( mysql oracle postgresql sqlite3 frontbase ibm_db ) JDBC_DATABASES = %w( jdbcmysql jdbcsqlite3 jdbcpostgresql jdbc ) DATABASES.concat(JDBC_DATABASES) attr_accessor :rails_template add_shebang_option! argument :app_path, :type => :string def self.add_shared_options_for(name) class_option :builder, :type => :string, :aliases => "-b", :desc => "Path to a #{name} builder (can be a filesystem path or URL)" class_option :template, :type => :string, :aliases => "-m", :desc => "Path to an #{name} template (can be a filesystem path or URL)" class_option :skip_gemfile, :type => :boolean, :default => false, :desc => "Don't create a Gemfile" class_option :skip_bundle, :type => :boolean, :default => false, :desc => "Don't run bundle install" class_option :skip_git, :type => :boolean, :aliases => "-G", :default => false, :desc => "Skip Git ignores and keeps" class_option :skip_active_record, :type => :boolean, :aliases => "-O", :default => false, :desc => "Skip Active Record files" class_option :database, :type => :string, :aliases => "-d", :default => "sqlite3", :desc => "Preconfigure for selected database (options: #{DATABASES.join('/')})" class_option :javascript, :type => :string, :aliases => '-j', :default => 'jquery', :desc => 'Preconfigure for selected JavaScript library' class_option :skip_javascript, :type => :boolean, :aliases => "-J", :default => false, :desc => "Skip JavaScript files" class_option :dev, :type => :boolean, :default => false, :desc => "Setup the #{name} with Gemfile pointing to your Rails checkout" class_option :edge, :type => :boolean, :default => false, :desc => "Setup the #{name} with Gemfile pointing to Rails repository" class_option :skip_test_unit, :type => :boolean, :aliases => "-T", :default => false, :desc => "Skip Test::Unit files" class_option :help, :type => :boolean, :aliases => "-h", :group => :rails, :desc => "Show this help message and quit" class_option :old_style_hash, :type => :boolean, :default => false, :desc => "Force using old style hash (:foo => 'bar') on Ruby >= 1.9" end def initialize(*args) @original_wd = Dir.pwd super convert_database_option_for_jruby end protected def builder @builder ||= begin if path = options[:builder] if URI(path).is_a?(URI::HTTP) contents = open(path, "Accept" => "application/x-thor-template") {|io| io.read } else contents = open(File.expand_path(path, @original_wd)) {|io| io.read } end prok = eval("proc { #{contents} }", TOPLEVEL_BINDING, path, 1) instance_eval(&prok) end builder_class = get_builder_class builder_class.send(:include, ActionMethods) builder_class.new(self) end end def build(meth, *args) builder.send(meth, *args) if builder.respond_to?(meth) end def create_root self.destination_root = File.expand_path(app_path, destination_root) valid_const? empty_directory '.' set_default_accessors! FileUtils.cd(destination_root) unless options[:pretend] end def apply_rails_template apply rails_template if rails_template rescue Thor::Error, LoadError, Errno::ENOENT => e raise Error, "The template [#{rails_template}] could not be loaded. Error: #{e}" end def set_default_accessors! self.rails_template = case options[:template] when /^https?:\/\// options[:template] when String File.expand_path(options[:template], Dir.pwd) else options[:template] end end def database_gemfile_entry options[:skip_active_record] ? "" : "gem '#{gem_for_database}'\n" end def include_all_railties? !options[:skip_active_record] && !options[:skip_test_unit] end def comment_if(value) options[value] ? '# ' : '' end def rails_gemfile_entry if options.dev? <<-GEMFILE.strip_heredoc gem 'rails', :path => '#{Rails::Generators::RAILS_DEV_PATH}' GEMFILE elsif options.edge? <<-GEMFILE.strip_heredoc gem 'rails', :git => 'git://github.com/rails/rails.git' GEMFILE else <<-GEMFILE.strip_heredoc gem 'rails', '#{Rails::VERSION::STRING}' # Bundle edge Rails instead: # gem 'rails', :git => 'git://github.com/rails/rails.git' GEMFILE end end def gem_for_database # %w( mysql oracle postgresql sqlite3 frontbase ibm_db jdbcmysql jdbcsqlite3 jdbcpostgresql ) case options[:database] when "oracle" then "ruby-oci8" when "postgresql" then "pg" when "frontbase" then "ruby-frontbase" when "mysql" then "mysql2" when "jdbcmysql" then "activerecord-jdbcmysql-adapter" when "jdbcsqlite3" then "activerecord-jdbcsqlite3-adapter" when "jdbcpostgresql" then "activerecord-jdbcpostgresql-adapter" when "jdbc" then "activerecord-jdbc-adapter" else options[:database] end end def convert_database_option_for_jruby if defined?(JRUBY_VERSION) case options[:database] when "oracle" then options[:database].replace "jdbc" when "postgresql" then options[:database].replace "jdbcpostgresql" when "mysql" then options[:database].replace "jdbcmysql" when "sqlite3" then options[:database].replace "jdbcsqlite3" end end end def ruby_debugger_gemfile_entry if RUBY_VERSION < "1.9" "gem 'ruby-debug'" else "gem 'ruby-debug19', :require => 'ruby-debug'" end end def turn_gemfile_entry unless RUBY_VERSION < "1.9.2" || options[:skip_test_unit] <<-GEMFILE.strip_heredoc group :test do # Pretty printed test output gem 'turn', :require => false end GEMFILE end end def javascript_gemfile_entry "gem '#{options[:javascript]}-rails'" unless options[:skip_javascript] end def bundle_command(command) say_status :run, "bundle #{command}" # We are going to shell out rather than invoking Bundler::CLI.new(command) # because `rails new` loads the Thor gem and on the other hand bundler uses # its own vendored Thor, which could be a different version. Running both # things in the same process is a recipe for a night with paracetamol. # # We use backticks and #print here instead of vanilla #system because it # is easier to silence stdout in the existing test suite this way. The # end-user gets the bundler commands called anyway, so no big deal. # # Thanks to James Tucker for the Gem tricks involved in this call. print `"#{Gem.ruby}" -rubygems "#{Gem.bin_path('bundler', 'bundle')}" #{command}` end def run_bundle bundle_command('install') unless options[:skip_gemfile] || options[:skip_bundle] end def empty_directory_with_gitkeep(destination, config = {}) empty_directory(destination, config) git_keep(destination) end def git_keep(destination) create_file("#{destination}/.gitkeep") unless options[:skip_git] end # Returns Ruby 1.9 style key-value pair if current code is running on # Ruby 1.9.x. Returns the old-style (with hash rocket) otherwise. def key_value(key, value) if options[:old_style_hash] || RUBY_VERSION < '1.9' ":#{key} => #{value}" else "#{key}: #{value}" end end end end end