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root / config / boot.rb @ 1081:b56a4c5afa35
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# Don't change this file!
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# Configure your app in config/environment.rb and config/environments/*.rb
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if RUBY_VERSION >= '1.9' |
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require 'yaml'
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YAML::ENGINE.yamler = 'syck' |
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end
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RAILS_ROOT = "#{File.dirname(__FILE__)}/.." unless defined?(RAILS_ROOT) |
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module Rails |
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class << self |
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def boot! |
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unless booted?
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preinitialize |
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pick_boot.run |
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end
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end
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def booted? |
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defined? Rails::Initializer |
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end
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def pick_boot |
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(vendor_rails? ? VendorBoot : GemBoot).new |
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end
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def vendor_rails? |
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File.exist?("#{RAILS_ROOT}/vendor/rails") |
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end
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def preinitialize |
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load(preinitializer_path) if File.exist?(preinitializer_path) |
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end
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def preinitializer_path |
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"#{RAILS_ROOT}/config/preinitializer.rb"
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end
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end
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class Boot |
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def run |
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load_initializer |
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Rails::Initializer.run(:set_load_path) |
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end
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end
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class VendorBoot < Boot |
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def load_initializer |
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require "#{RAILS_ROOT}/vendor/rails/railties/lib/initializer"
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Rails::Initializer.run(:install_gem_spec_stubs) |
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Rails::GemDependency.add_frozen_gem_path |
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end
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end
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class GemBoot < Boot |
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def load_initializer |
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self.class.load_rubygems
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load_rails_gem |
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require 'initializer'
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end
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def load_rails_gem |
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if version = self.class.gem_version |
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gem 'rails', version
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else
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gem 'rails'
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end
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rescue Gem::LoadError => load_error |
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if load_error.message =~ /Could not find RubyGem rails/ |
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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.) |
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exit 1
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else
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raise |
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end
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end
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class << self |
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def rubygems_version |
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Gem::RubyGemsVersion rescue nil |
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end
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def gem_version |
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if defined? RAILS_GEM_VERSION |
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RAILS_GEM_VERSION
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elsif ENV.include?('RAILS_GEM_VERSION') |
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ENV['RAILS_GEM_VERSION'] |
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else
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parse_gem_version(read_environment_rb) |
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end
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end
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def load_rubygems |
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min_version = '1.3.2'
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require 'rubygems'
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unless rubygems_version >= min_version
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$stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{rubygems_version}). Please `gem update --system` and try again.) |
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exit 1
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end
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rescue LoadError |
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$stderr.puts %Q(Rails requires RubyGems >= #{min_version}. Please install RubyGems and try again: http://rubygems.rubyforge.org) |
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exit 1
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end
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def parse_gem_version(text) |
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$1 if text =~ /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/ |
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end
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private |
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def read_environment_rb |
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File.read("#{RAILS_ROOT}/config/environment.rb") |
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end
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end
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end
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end
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# All that for this:
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Rails.boot!
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