vendor/rails/railties/lib/tasks/framework.rake

   1 namespace :rails do
   2   namespace :freeze do
   3     desc "Lock this application to the current gems (by unpacking them into vendor/rails)"
   4     task :gems do
   5       deps = %w(actionpack activerecord actionmailer activesupport activeresource)
   6       require 'rubygems'
   7       require 'rubygems/gem_runner'
   8
   9       rails = (version = ENV['VERSION']) ?
  10         Gem.cache.find_name('rails', "= #{version}").first :
  11         Gem.cache.find_name('rails').sort_by { |g| g.version }.last
  12
  13       version ||= rails.version
  14
  15       unless rails
  16         puts "No rails gem #{version} is installed.  Do 'gem list rails' to see what you have available."
  17         exit
  18       end
  19
  20       puts "Freezing to the gems for Rails #{rails.version}"
  21       rm_rf   "vendor/rails"
  22       mkdir_p "vendor/rails"
  23
  24       begin
  25         chdir("vendor/rails") do
  26           rails.dependencies.select { |g| deps.include? g.name }.each do |g|
  27             Gem::GemRunner.new.run(["unpack", g.name, "--version", g.version_requirements.to_s])
  28             mv(Dir.glob("#{g.name}*").first, g.name)
  29           end
  30
  31           Gem::GemRunner.new.run(["unpack", "rails", "--version", "=#{version}"])
  32           FileUtils.mv(Dir.glob("rails*").first, "railties")
  33         end
  34       rescue Exception
  35         rm_rf "vendor/rails"
  36         raise
  37       end
  38     end
  39
  40     desc 'Lock to latest Edge Rails, for a specific release use RELEASE=1.2.0'
  41     task :edge do
  42       require 'open-uri'
  43       version = ENV["RELEASE"] || "edge"
  44       target  = "rails_#{version}.zip"
  45       commits = "http://github.com/api/v1/yaml/rails/rails/commits/master"
  46       url     = "http://dev.rubyonrails.org/archives/#{target}"
  47
  48       chdir 'vendor' do
  49         latest_revision = YAML.load(open(commits))["commits"].first["id"]
  50
  51         puts "Downloading Rails from #{url}"
  52         File.open('rails.zip', 'wb') do |dst|
  53           open url do |src|
  54             while chunk = src.read(4096)
  55               dst << chunk
  56             end
  57           end
  58         end
  59
  60         puts 'Unpacking Rails'
  61         rm_rf 'rails'
  62         `unzip rails.zip`
  63         %w(rails.zip rails/Rakefile rails/cleanlogs.sh rails/pushgems.rb rails/release.rb).each do |goner|
  64           rm_f goner
  65         end
  66
  67         touch "rails/REVISION_#{latest_revision}"
  68       end
  69
  70       puts 'Updating current scripts, javascripts, and configuration settings'
  71       Rake::Task['rails:update'].invoke
  72     end
  73   end
  74
  75   desc "Unlock this application from freeze of gems or edge and return to a fluid use of system gems"
  76   task :unfreeze do
  77     rm_rf "vendor/rails"
  78   end
  79
  80   desc "Update both configs, scripts and public/javascripts from Rails"
  81   task :update => [ "update:scripts", "update:javascripts", "update:configs" ]
  82
  83   namespace :update do
  84     desc "Add new scripts to the application script/ directory"
  85     task :scripts do
  86       local_base = "script"
  87       edge_base  = "#{File.dirname(__FILE__)}/../../bin"
  88
  89       local = Dir["#{local_base}/**/*"].reject { |path| File.directory?(path) }
  90       edge  = Dir["#{edge_base}/**/*"].reject { |path| File.directory?(path) }
  91
  92       edge.each do |script|
  93         base_name = script[(edge_base.length+1)..-1]
  94         next if base_name == "rails"
  95         next if local.detect { |path| base_name == path[(local_base.length+1)..-1] }
  96         if !File.directory?("#{local_base}/#{File.dirname(base_name)}")
  97           mkdir_p "#{local_base}/#{File.dirname(base_name)}"
  98         end
  99         install script, "#{local_base}/#{base_name}", :mode => 0755
 100       end
 101     end
 102
 103     desc "Update your javascripts from your current rails install"
 104     task :javascripts do
 105       require 'railties_path'
 106       project_dir = RAILS_ROOT + '/public/javascripts/'
 107       scripts = Dir[RAILTIES_PATH + '/html/javascripts/*.js']
 108       scripts.reject!{|s| File.basename(s) == 'application.js'} if File.exist?(project_dir + 'application.js')
 109       FileUtils.cp(scripts, project_dir)
 110     end
 111
 112     desc "Update config/boot.rb from your current rails install"
 113     task :configs do
 114       require 'railties_path'
 115       FileUtils.cp(RAILTIES_PATH + '/environments/boot.rb', RAILS_ROOT + '/config/boot.rb')
 116     end
 117   end
 118 end