freeze rails 2.2

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

@@ -0,0 +1,118 @@
+namespace :rails do
+  namespace :freeze do
+    desc "Lock this application to the current gems (by unpacking them into vendor/rails)"
+    task :gems do
+      deps = %w(actionpack activerecord actionmailer activesupport activeresource)
+      require 'rubygems'
+      require 'rubygems/gem_runner'
+
+      rails = (version = ENV['VERSION']) ?
+        Gem.cache.find_name('rails', "= #{version}").first :
+        Gem.cache.find_name('rails').sort_by { |g| g.version }.last
+
+      version ||= rails.version
+
+      unless rails
+        puts "No rails gem #{version} is installed.  Do 'gem list rails' to see what you have available."
+        exit
+      end
+
+      puts "Freezing to the gems for Rails #{rails.version}"
+      rm_rf   "vendor/rails"
+      mkdir_p "vendor/rails"
+
+      begin
+        chdir("vendor/rails") do
+          rails.dependencies.select { |g| deps.include? g.name }.each do |g|
+            Gem::GemRunner.new.run(["unpack", g.name, "--version", g.version_requirements.to_s])
+            mv(Dir.glob("#{g.name}*").first, g.name)
+          end
+
+          Gem::GemRunner.new.run(["unpack", "rails", "--version", "=#{version}"])
+          FileUtils.mv(Dir.glob("rails*").first, "railties")
+        end
+      rescue Exception
+        rm_rf "vendor/rails"
+        raise
+      end
+    end
+
+    desc 'Lock to latest Edge Rails, for a specific release use RELEASE=1.2.0'
+    task :edge do
+      require 'open-uri'
+      version = ENV["RELEASE"] || "edge"
+      target  = "rails_#{version}.zip"
+      commits = "http://github.com/api/v1/yaml/rails/rails/commits/master"
+      url     = "http://dev.rubyonrails.org/archives/#{target}"
+
+      chdir 'vendor' do
+        latest_revision = YAML.load(open(commits))["commits"].first["id"]
+
+        puts "Downloading Rails from #{url}"
+        File.open('rails.zip', 'wb') do |dst|
+          open url do |src|
+            while chunk = src.read(4096)
+              dst << chunk
+            end
+          end
+        end
+
+        puts 'Unpacking Rails'
+        rm_rf 'rails'
+        `unzip rails.zip`
+        %w(rails.zip rails/Rakefile rails/cleanlogs.sh rails/pushgems.rb rails/release.rb).each do |goner|
+          rm_f goner
+        end
+
+        touch "rails/REVISION_#{latest_revision}"
+      end
+
+      puts 'Updating current scripts, javascripts, and configuration settings'
+      Rake::Task['rails:update'].invoke
+    end
+  end
+
+  desc "Unlock this application from freeze of gems or edge and return to a fluid use of system gems"
+  task :unfreeze do
+    rm_rf "vendor/rails"
+  end
+
+  desc "Update both configs, scripts and public/javascripts from Rails"
+  task :update => [ "update:scripts", "update:javascripts", "update:configs" ]
+
+  namespace :update do
+    desc "Add new scripts to the application script/ directory"
+    task :scripts do
+      local_base = "script"
+      edge_base  = "#{File.dirname(__FILE__)}/../../bin"
+
+      local = Dir["#{local_base}/**/*"].reject { |path| File.directory?(path) }
+      edge  = Dir["#{edge_base}/**/*"].reject { |path| File.directory?(path) }
+  
+      edge.each do |script|
+        base_name = script[(edge_base.length+1)..-1]
+        next if base_name == "rails"
+        next if local.detect { |path| base_name == path[(local_base.length+1)..-1] }
+        if !File.directory?("#{local_base}/#{File.dirname(base_name)}")
+          mkdir_p "#{local_base}/#{File.dirname(base_name)}"
+        end
+        install script, "#{local_base}/#{base_name}", :mode => 0755
+      end
+    end
+
+    desc "Update your javascripts from your current rails install"
+    task :javascripts do
+      require 'railties_path'  
+      project_dir = RAILS_ROOT + '/public/javascripts/'
+      scripts = Dir[RAILTIES_PATH + '/html/javascripts/*.js']
+      scripts.reject!{|s| File.basename(s) == 'application.js'} if File.exist?(project_dir + 'application.js')
+      FileUtils.cp(scripts, project_dir)
+    end
+
+    desc "Update config/boot.rb from your current rails install"
+    task :configs do
+      require 'railties_path'  
+      FileUtils.cp(RAILTIES_PATH + '/environments/boot.rb', RAILS_ROOT + '/config/boot.rb')
+    end
+  end
+end