110 lines
2.7 KiB
Ruby
110 lines
2.7 KiB
Ruby
# Don't change this file!
|
|
# Configure your app in config/environment.rb and config/environments/*.rb
|
|
|
|
RAILS_ROOT = "#{File.dirname(__FILE__)}/.." unless defined?(RAILS_ROOT)
|
|
|
|
module Rails
|
|
class << self
|
|
def boot!
|
|
unless booted?
|
|
preinitialize
|
|
pick_boot.run
|
|
end
|
|
end
|
|
|
|
def booted?
|
|
defined? Rails::Initializer
|
|
end
|
|
|
|
def pick_boot
|
|
(vendor_rails? ? VendorBoot : GemBoot).new
|
|
end
|
|
|
|
def vendor_rails?
|
|
File.exist?("#{RAILS_ROOT}/vendor/rails")
|
|
end
|
|
|
|
def preinitialize
|
|
load(preinitializer_path) if File.exist?(preinitializer_path)
|
|
end
|
|
|
|
def preinitializer_path
|
|
"#{RAILS_ROOT}/config/preinitializer.rb"
|
|
end
|
|
end
|
|
|
|
class Boot
|
|
def run
|
|
load_initializer
|
|
Rails::Initializer.run(:set_load_path)
|
|
end
|
|
end
|
|
|
|
class VendorBoot < Boot
|
|
def load_initializer
|
|
require "#{RAILS_ROOT}/vendor/rails/railties/lib/initializer"
|
|
Rails::Initializer.run(:install_gem_spec_stubs)
|
|
end
|
|
end
|
|
|
|
class GemBoot < Boot
|
|
def load_initializer
|
|
self.class.load_rubygems
|
|
load_rails_gem
|
|
require 'initializer'
|
|
end
|
|
|
|
def load_rails_gem
|
|
if version = self.class.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
|
|
|
|
class << self
|
|
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
|
|
require 'rubygems'
|
|
min_version = '1.3.1'
|
|
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("#{RAILS_ROOT}/config/environment.rb")
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
# All that for this:
|
|
Rails.boot!
|