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|
# Don't change this file!
# Configure your app in config/environment.rb and config/environments/*.rb
module Rails
# Mark the version of Rails that generated the boot.rb file. This is
# a temporary solution and will most likely be removed as Rails 3.0
# comes closer.
BOOTSTRAP_VERSION = "3.0"
class << self
def boot!
unless booted?
root = File.expand_path('../..', __FILE__)
booter = File.exist?("#{root}/vendor/rails") ? VendorBoot : GemBoot
booter.new(root).run
end
end
def booted?
defined? Rails::Initializer
end
end
class Boot
def initialize(root)
@root = root
end
def run
preinitialize
set_load_paths
load_initializer
end
def preinitialize
path = "#{@root}/config/preinitializer.rb"
load(path) if File.exist?(path)
end
def set_load_paths
%w(
actionmailer/lib
actionpack/lib
activemodel/lib
activerecord/lib
activeresource/lib
activesupport/lib
railties/lib
railties
).reverse_each do |path|
path = "#{framework_root_path}/#{path}"
$LOAD_PATH.unshift(path) if File.directory?(path)
$LOAD_PATH.uniq!
end
end
def framework_root_path
defined?(::RAILS_FRAMEWORK_ROOT) ? ::RAILS_FRAMEWORK_ROOT : "#{@root}/vendor/rails"
end
end
class VendorBoot < Boot
def load_initializer
require "rails"
install_gem_spec_stubs
end
def install_gem_spec_stubs
begin; require "rubygems"; rescue LoadError; return; end
%w(rails activesupport activerecord actionpack actionmailer activeresource).each do |stub|
Gem.loaded_specs[stub] ||= Gem::Specification.new do |s|
s.name = stub
s.version = Rails::VERSION::STRING
s.loaded_from = ""
end
end
end
end
class GemBoot < Boot
def load_initializer
load_rubygems
load_rails_gem
require 'rails'
end
def load_rails_gem
if version = gem_version
gem 'rails', version
else
gem 'rails'
end
rescue Gem::LoadError => load_error
$stderr.puts %(Missing the Rails #{version} gem. Please `gem install -v=#{version} rails`, update your RAILS_GEM_VERSION setting in config/environment.rb for the Rails version you do have installed, or comment out RAILS_GEM_VERSION to use the latest version installed.)
exit 1
end
def rubygems_version
Gem::RubyGemsVersion rescue nil
end
def gem_version
if defined? RAILS_GEM_VERSION
RAILS_GEM_VERSION
elsif ENV.include?('RAILS_GEM_VERSION')
ENV['RAILS_GEM_VERSION']
else
parse_gem_version(read_environment_rb)
end
end
def load_rubygems
min_version = '1.3.2'
require 'rubygems'
unless rubygems_version >= min_version
$stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{rubygems_version}). Please `gem update --system` and try again.)
exit 1
end
rescue LoadError
$stderr.puts %Q(Rails requires RubyGems >= #{min_version}. Please install RubyGems and try again: http://rubygems.rubyforge.org)
exit 1
end
def parse_gem_version(text)
$1 if text =~ /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/
end
private
def read_environment_rb
File.read("#{@root}/config/environment.rb")
end
end
end
# All that for this:
Rails.boot!
|
