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 sqlserver )
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 :skip_sprockets, :type => :boolean, :aliases => "-S", :default => false,
:desc => "Skip Sprockets 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 :skip_index_html, :type => :boolean, :aliases => "-I", :default => false,
:desc => "Skip public/index.html and app/assets/images/rails.png 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"
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}'"
end
def include_all_railties?
!options[:skip_active_record] && !options[:skip_test_unit] && !options[:skip_sprockets]
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}'
gem 'journey', github: 'rails/journey'
gem 'arel', github: 'rails/arel'
gem 'active_record_deprecated_finders', github: 'rails/active_record_deprecated_finders'
GEMFILE
elsif options.edge?
<<-GEMFILE.strip_heredoc
gem 'rails', github: 'rails/rails'
gem 'journey', github: 'rails/journey'
gem 'arel', github: 'rails/arel'
gem 'active_record_deprecated_finders', github: 'rails/active_record_deprecated_finders'
GEMFILE
else
<<-GEMFILE.strip_heredoc
gem 'rails', '#{Rails::VERSION::STRING}'
# Bundle edge Rails instead:
# gem 'rails', github: 'rails/rails'
GEMFILE
end
end
def gem_for_database
# %w( mysql oracle postgresql sqlite3 frontbase ibm_db sqlserver 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 "sqlserver" then "activerecord-sqlserver-adapter"
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 assets_gemfile_entry
return if options[:skip_sprockets]
gemfile = if options.dev? || options.edge?
<<-GEMFILE
# Gems used only for assets and not required
# in production environments by default.
group :assets do
gem 'sprockets-rails', github: 'rails/sprockets-rails'
gem 'sass-rails', github: 'rails/sass-rails'
gem 'coffee-rails', github: 'rails/coffee-rails'
# See https://github.com/sstephenson/execjs#readme for more supported runtimes
#{javascript_runtime_gemfile_entry}
gem 'uglifier', '>= 1.0.3'
end
GEMFILE
else
<<-GEMFILE
# Gems used only for assets and not required
# in production environments by default.
group :assets do
gem 'sprockets-rails', github: 'rails/sprockets-rails'
gem 'sass-rails', '~> 4.0.0.beta'
gem 'coffee-rails', '~> 4.0.0.beta'
# See https://github.com/sstephenson/execjs#readme for more supported runtimes
#{javascript_runtime_gemfile_entry}
gem 'uglifier', '>= 1.0.3'
end
GEMFILE
end
gemfile.strip_heredoc.gsub(/^[ \t]*$/, '')
end
def javascript_gemfile_entry
"gem '#{options[:javascript]}-rails'" unless options[:skip_javascript]
end
def javascript_runtime_gemfile_entry
if defined?(JRUBY_VERSION)
"gem 'therubyrhino'\n"
else
"# gem 'therubyracer', platform: :ruby\n"
end
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.
#
# We unset temporary bundler variables to load proper bundler and Gemfile.
#
# Thanks to James Tucker for the Gem tricks involved in this call.
_bundle_command = Gem.bin_path('bundler', 'bundle')
bundle_bin_path, bundle_gemfile, rubyopt = ENV['BUNDLE_BIN_PATH'], ENV['BUNDLE_GEMFILE'], ENV['RUBYOPT']
ENV['BUNDLE_BIN_PATH'], ENV['BUNDLE_GEMFILE'], ENV['RUBYOPT'] = "", "", ""
print `"#{Gem.ruby}" "#{_bundle_command}" #{command}`
ENV['BUNDLE_BIN_PATH'], ENV['BUNDLE_GEMFILE'], ENV['RUBYOPT'] = bundle_bin_path, bundle_gemfile, rubyopt
end
def run_bundle
bundle_command('install') unless options[:skip_gemfile] || options[:skip_bundle] || options[:pretend]
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
end
end
end