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require 'rbconfig'
require 'digest/md5'
class AppGenerator < Rails::Generator::Base
DEFAULT_SHEBANG = File.join(Config::CONFIG['bindir'],
Config::CONFIG['ruby_install_name'])
DATABASES = %w(mysql oracle postgresql sqlite2 sqlite3 frontbase ibm_db)
DEFAULT_DATABASE = 'sqlite3'
default_options :db => (ENV["RAILS_DEFAULT_DATABASE"] || DEFAULT_DATABASE),
:shebang => DEFAULT_SHEBANG, :freeze => false
mandatory_options :source => "#{File.dirname(__FILE__)}/../../../../.."
def initialize(runtime_args, runtime_options = {})
super
usage if args.empty?
usage("Databases supported for preconfiguration are: #{DATABASES.join(", ")}") if (options[:db] && !DATABASES.include?(options[:db]))
@destination_root = args.shift
@app_name = File.basename(File.expand_path(@destination_root))
end
def manifest
# Use /usr/bin/env if no special shebang was specified
script_options = { :chmod => 0755, :shebang => options[:shebang] == DEFAULT_SHEBANG ? nil : options[:shebang] }
dispatcher_options = { :chmod => 0755, :shebang => options[:shebang] }
# duplicate CGI::Session#generate_unique_id
md5 = Digest::MD5.new
now = Time.now
md5 << now.to_s
md5 << String(now.usec)
md5 << String(rand(0))
md5 << String($$)
md5 << @app_name
# Do our best to generate a secure secret key for CookieStore
secret = ActiveSupport::SecureRandom.hex(64)
record do |m|
# Root directory and all subdirectories.
m.directory ''
BASEDIRS.each { |path| m.directory path }
# Root
m.file "fresh_rakefile", "Rakefile"
m.file "README", "README"
# Application
m.template "helpers/application_controller.rb", "app/controllers/application_controller.rb", :assigns => {
:app_name => @app_name, :app_secret => md5.hexdigest }
m.template "helpers/application_helper.rb", "app/helpers/application_helper.rb"
m.template "helpers/test_helper.rb", "test/test_helper.rb"
m.template "helpers/performance_test.rb", "test/performance/browsing_test.rb"
# database.yml and routes.rb
m.template "configs/databases/#{options[:db]}.yml", "config/database.yml", :assigns => {
:app_name => @app_name,
:socket => options[:db] == "mysql" ? mysql_socket_location : nil
}
m.template "configs/routes.rb", "config/routes.rb"
# Initializers
m.template "configs/initializers/inflections.rb", "config/initializers/inflections.rb"
m.template "configs/initializers/mime_types.rb", "config/initializers/mime_types.rb"
m.template "configs/initializers/new_rails_defaults.rb", "config/initializers/new_rails_defaults.rb"
# Locale
m.template "configs/locales/en.yml", "config/locales/en.yml"
# Environments
m.file "environments/boot.rb", "config/boot.rb"
m.template "environments/environment.rb", "config/environment.rb", :assigns => { :freeze => options[:freeze], :app_name => @app_name, :app_secret => secret }
m.file "environments/production.rb", "config/environments/production.rb"
m.file "environments/development.rb", "config/environments/development.rb"
m.file "environments/test.rb", "config/environments/test.rb"
# Scripts
%w( about console dbconsole destroy generate performance/benchmarker performance/profiler performance/request process/reaper process/spawner process/inspector runner server plugin ).each do |file|
m.file "bin/#{file}", "script/#{file}", script_options
end
# Dispatches
m.file "dispatches/dispatch.rb", "public/dispatch.rb", dispatcher_options
m.file "dispatches/dispatch.rb", "public/dispatch.cgi", dispatcher_options
m.file "dispatches/dispatch.fcgi", "public/dispatch.fcgi", dispatcher_options
# HTML files
%w(404 422 500 index).each do |file|
m.template "html/#{file}.html", "public/#{file}.html"
end
m.template "html/favicon.ico", "public/favicon.ico"
m.template "html/robots.txt", "public/robots.txt"
m.file "html/images/rails.png", "public/images/rails.png"
# Javascripts
m.file "html/javascripts/prototype.js", "public/javascripts/prototype.js"
m.file "html/javascripts/effects.js", "public/javascripts/effects.js"
m.file "html/javascripts/dragdrop.js", "public/javascripts/dragdrop.js"
m.file "html/javascripts/controls.js", "public/javascripts/controls.js"
m.file "html/javascripts/application.js", "public/javascripts/application.js"
# Docs
m.file "doc/README_FOR_APP", "doc/README_FOR_APP"
# Logs
%w(server production development test).each { |file|
m.file "configs/empty.log", "log/#{file}.log", :chmod => 0666
}
end
end
protected
def banner
"Usage: #{$0} /path/to/your/app [options]"
end
def add_options!(opt)
opt.separator ''
opt.separator 'Options:'
opt.on("-r", "--ruby=path", String,
"Path to the Ruby binary of your choice (otherwise scripts use env, dispatchers current path).",
"Default: #{DEFAULT_SHEBANG}") { |v| options[:shebang] = v }
opt.on("-d", "--database=name", String,
"Preconfigure for selected database (options: #{DATABASES.join('/')}).",
"Default: #{DEFAULT_DATABASE}") { |v| options[:db] = v }
opt.on("-f", "--freeze",
"Freeze Rails in vendor/rails from the gems generating the skeleton",
"Default: false") { |v| options[:freeze] = v }
end
def mysql_socket_location
MYSQL_SOCKET_LOCATIONS.find { |f| File.exist?(f) } unless RUBY_PLATFORM =~ /(:?mswin|mingw)/
end
# Installation skeleton. Intermediate directories are automatically
# created so don't sweat their absence here.
BASEDIRS = %w(
app/controllers
app/helpers
app/models
app/views/layouts
config/environments
config/initializers
config/locales
db
doc
lib
lib/tasks
log
public/images
public/javascripts
public/stylesheets
script/performance
script/process
test/fixtures
test/functional
test/integration
test/performance
test/unit
vendor
vendor/plugins
tmp/sessions
tmp/sockets
tmp/cache
tmp/pids
)
MYSQL_SOCKET_LOCATIONS = [
"/tmp/mysql.sock", # default
"/var/run/mysqld/mysqld.sock", # debian/gentoo
"/var/tmp/mysql.sock", # freebsd
"/var/lib/mysql/mysql.sock", # fedora
"/opt/local/lib/mysql/mysql.sock", # fedora
"/opt/local/var/run/mysqld/mysqld.sock", # mac + darwinports + mysql
"/opt/local/var/run/mysql4/mysqld.sock", # mac + darwinports + mysql4
"/opt/local/var/run/mysql5/mysqld.sock", # mac + darwinports + mysql5
"/opt/lampp/var/mysql/mysql.sock" # xampp for linux
]
end
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