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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'
require 'rails/generators/base'
module Rails
module Generators
class AppBase < Base # :nodoc:
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.strict_args_position
false
end
def self.add_shared_options_for(name)
class_option :template, type: :string, aliases: '-m',
desc: "Path to some #{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, aliases: '-B', default: false,
desc: "Don't run bundle install"
class_option :skip_git, type: :boolean, aliases: '-G', default: false,
desc: 'Skip .gitignore file'
class_option :skip_keeps, type: :boolean, default: false,
desc: 'Skip source control .keep files'
class_option :skip_active_record, type: :boolean, aliases: '-O', default: false,
desc: 'Skip Active Record files'
class_option :skip_action_view, type: :boolean, aliases: '-V', default: false,
desc: 'Skip Action View 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 :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 :rc, type: :string, default: false,
desc: "Path to file containing extra configuration options for rails command"
class_option :no_rc, type: :boolean, default: false,
desc: 'Skip loading of extra configuration options from .railsrc file'
class_option :help, type: :boolean, aliases: '-h', group: :rails,
desc: 'Show this help message and quit'
end
def initialize(*args)
@original_wd = Dir.pwd
@gem_filter = lambda { |gem| true }
super
convert_database_option_for_jruby
end
protected
def gemfile_entries
[ rails_gemfile_entry,
database_gemfile_entry,
assets_gemfile_entry,
javascript_gemfile_entry,
jbuilder_gemfile_entry,
webconsole_gemfile_entry,
sdoc_gemfile_entry].flatten.find_all(&@gem_filter)
end
def add_gem_entry_filter
@gem_filter = lambda { |next_filter,entry|
yield(entry) && next_filter.call(entry)
}.curry[@gem_filter]
end
def builder
@builder ||= begin
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
valid_const?
empty_directory '.'
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.destination_root = File.expand_path(app_path, destination_root)
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
return [] if options[:skip_active_record]
GemfileEntry.version gem_for_database, nil,
"Use #{options[:database]} as the database for Active Record"
end
def include_all_railties?
!options[:skip_active_record] && !options[:skip_action_view] && !options[:skip_test_unit] && !options[:skip_sprockets]
end
def comment_if(value)
options[value] ? '# ' : ''
end
class GemfileEntry < Struct.new(:name, :comment, :version, :options, :commented_out)
def initialize(name, comment, version, options = {}, commented_out = false)
super
end
def self.github(name, github, comment = nil)
new(name, comment, nil, github: github)
end
def self.version(name, version, comment = nil)
new(name, comment, version)
end
def self.path(name, path, comment = nil)
new(name, comment, nil, path: path)
end
def padding(max_width)
' ' * (max_width - name.length + 2)
end
end
def rails_gemfile_entry
if options.dev?
[GemfileEntry.path('rails', Rails::Generators::RAILS_DEV_PATH),
GemfileEntry.github('arel', 'rails/arel')]
elsif options.edge?
[GemfileEntry.github('rails', 'rails/rails'),
GemfileEntry.github('arel', 'rails/arel')]
else
[GemfileEntry.version('rails',
Rails::VERSION::STRING,
"Bundle edge Rails instead: gem 'rails', github: 'rails/rails'")]
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]
gems = []
if options.dev? || options.edge?
gems << GemfileEntry.github('sprockets-rails', 'rails/sprockets-rails',
'Use edge version of sprockets-rails')
gems << GemfileEntry.github('sass-rails', 'rails/sass-rails',
'Use SCSS for stylesheets')
else
gems << GemfileEntry.version('sass-rails',
'~> 4.0.0.rc1',
'Use SCSS for stylesheets')
end
gems << GemfileEntry.version('uglifier',
'>= 1.3.0',
'Use Uglifier as compressor for JavaScript assets')
gems
end
def jbuilder_gemfile_entry
comment = 'Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder'
GemfileEntry.version('jbuilder', '~> 1.2', comment)
end
def webconsole_gemfile_entry
comment = 'Run `rails console` in the browser. Read more: https://github.com/rails/web-console'
GemfileEntry.new('web-console', comment, nil, group: :development)
end
def sdoc_gemfile_entry
comment = 'bundle exec rake doc:rails generates the API under doc/api.'
GemfileEntry.new('sdoc', comment, nil, { :group => :doc, :require => false })
end
def coffee_gemfile_entry
comment = 'Use CoffeeScript for .js.coffee assets and views'
if options.dev? || options.edge?
GemfileEntry.github 'coffee-rails', 'rails/coffee-rails', comment
else
GemfileEntry.version 'coffee-rails', '~> 4.0.0', comment
end
end
def javascript_gemfile_entry
if options[:skip_javascript]
[]
else
gems = [coffee_gemfile_entry, javascript_runtime_gemfile_entry]
gems << GemfileEntry.version("#{options[:javascript]}-rails", nil,
"Use #{options[:javascript]} as the JavaScript library")
gems << GemfileEntry.version("turbolinks", nil,
"Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks")
gems
end
end
def javascript_runtime_gemfile_entry
comment = 'See https://github.com/sstephenson/execjs#readme for more supported runtimes'
if defined?(JRUBY_VERSION)
GemfileEntry.version 'therubyrhino', comment, nil
else
GemfileEntry.new 'therubyracer', comment, nil, { :platforms => :ruby }, true
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')
require 'bundler'
Bundler.with_clean_env do
print `"#{Gem.ruby}" "#{_bundle_command}" #{command}`
end
end
def run_bundle
bundle_command('install') unless options[:skip_gemfile] || options[:skip_bundle] || options[:pretend]
end
def empty_directory_with_keep_file(destination, config = {})
empty_directory(destination, config)
keep_file(destination)
end
def keep_file(destination)
create_file("#{destination}/.keep") unless options[:skip_keeps]
end
end
end
end
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