source: de.wigbels.ruby/contact/config/boot.rb@ a6051a60

Last change on this file since a6051a60 was 7b7d827, checked in by njw <njw@…>, 11 years ago

opened projects: hothotwrite and contact

  • Property mode set to 100644
File size: 2.7 KB
Line 
1# Don't change this file!
2# Configure your app in config/environment.rb and config/environments/*.rb
3
4RAILS_ROOT = "#{File.dirname(__FILE__)}/.." unless defined?(RAILS_ROOT)
5
6module 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
107end
108
109# All that for this:
110Rails.boot!
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