[7b7d827] | 1 | # Don't change this file! |
---|
| 2 | # Configure your app in config/environment.rb and config/environments/*.rb |
---|
| 3 | |
---|
| 4 | RAILS_ROOT = "#{File.dirname(__FILE__)}/.." unless defined?(RAILS_ROOT) |
---|
| 5 | |
---|
| 6 | module Rails |
---|
| 7 | class << self |
---|
| 8 | def boot! |
---|
| 9 | unless booted? |
---|
| 10 | preinitialize |
---|
| 11 | pick_boot.run |
---|
| 12 | end |
---|
| 13 | end |
---|
| 14 | |
---|
| 15 | def booted? |
---|
| 16 | defined? Rails::Initializer |
---|
| 17 | end |
---|
| 18 | |
---|
| 19 | def pick_boot |
---|
| 20 | (vendor_rails? ? VendorBoot : GemBoot).new |
---|
| 21 | end |
---|
| 22 | |
---|
| 23 | def vendor_rails? |
---|
| 24 | File.exist?("#{RAILS_ROOT}/vendor/rails") |
---|
| 25 | end |
---|
| 26 | |
---|
| 27 | def preinitialize |
---|
| 28 | load(preinitializer_path) if File.exist?(preinitializer_path) |
---|
| 29 | end |
---|
| 30 | |
---|
| 31 | def preinitializer_path |
---|
| 32 | "#{RAILS_ROOT}/config/preinitializer.rb" |
---|
| 33 | end |
---|
| 34 | end |
---|
| 35 | |
---|
| 36 | class Boot |
---|
| 37 | def run |
---|
| 38 | load_initializer |
---|
| 39 | Rails::Initializer.run(:set_load_path) |
---|
| 40 | end |
---|
| 41 | end |
---|
| 42 | |
---|
| 43 | class VendorBoot < Boot |
---|
| 44 | def load_initializer |
---|
| 45 | require "#{RAILS_ROOT}/vendor/rails/railties/lib/initializer" |
---|
| 46 | Rails::Initializer.run(:install_gem_spec_stubs) |
---|
| 47 | Rails::GemDependency.add_frozen_gem_path |
---|
| 48 | end |
---|
| 49 | end |
---|
| 50 | |
---|
| 51 | class GemBoot < Boot |
---|
| 52 | def load_initializer |
---|
| 53 | self.class.load_rubygems |
---|
| 54 | load_rails_gem |
---|
| 55 | require 'initializer' |
---|
| 56 | end |
---|
| 57 | |
---|
| 58 | def load_rails_gem |
---|
| 59 | if version = self.class.gem_version |
---|
| 60 | gem 'rails', version |
---|
| 61 | else |
---|
| 62 | gem 'rails' |
---|
| 63 | end |
---|
| 64 | rescue Gem::LoadError => load_error |
---|
| 65 | $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.) |
---|
| 66 | exit 1 |
---|
| 67 | end |
---|
| 68 | |
---|
| 69 | class << self |
---|
| 70 | def rubygems_version |
---|
| 71 | Gem::RubyGemsVersion rescue nil |
---|
| 72 | end |
---|
| 73 | |
---|
| 74 | def gem_version |
---|
| 75 | if defined? RAILS_GEM_VERSION |
---|
| 76 | RAILS_GEM_VERSION |
---|
| 77 | elsif ENV.include?('RAILS_GEM_VERSION') |
---|
| 78 | ENV['RAILS_GEM_VERSION'] |
---|
| 79 | else |
---|
| 80 | parse_gem_version(read_environment_rb) |
---|
| 81 | end |
---|
| 82 | end |
---|
| 83 | |
---|
| 84 | def load_rubygems |
---|
| 85 | min_version = '1.3.2' |
---|
| 86 | require 'rubygems' |
---|
| 87 | unless rubygems_version >= min_version |
---|
| 88 | $stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{rubygems_version}). Please `gem update --system` and try again.) |
---|
| 89 | exit 1 |
---|
| 90 | end |
---|
| 91 | |
---|
| 92 | rescue LoadError |
---|
| 93 | $stderr.puts %Q(Rails requires RubyGems >= #{min_version}. Please install RubyGems and try again: http://rubygems.rubyforge.org) |
---|
| 94 | exit 1 |
---|
| 95 | end |
---|
| 96 | |
---|
| 97 | def parse_gem_version(text) |
---|
| 98 | $1 if text =~ /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/ |
---|
| 99 | end |
---|
| 100 | |
---|
| 101 | private |
---|
| 102 | def read_environment_rb |
---|
| 103 | File.read("#{RAILS_ROOT}/config/environment.rb") |
---|
| 104 | end |
---|
| 105 | end |
---|
| 106 | end |
---|
| 107 | end |
---|
| 108 | |
---|
| 109 | # All that for this: |
---|
| 110 | Rails.boot! |
---|