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desc "Lock this application to the current gems (by unpacking them into vendor/rails)"
task :freeze_gems do
rm_rf "vendor/rails"
mkdir_p "vendor/rails"
deps = %w( actionpack activerecord actionmailer activesupport actionwebservice )
if version = ENV['VERSION']
puts "Freezing to the gems for Rails #{version}"
require 'rubygems'
if rails = Gem.cache.search('rails', "= #{version}")
rails.dependencies.select { |g| deps.include? g.name }.each do |g|
system "cd vendor/rails; gem unpack -v '#{g.version_requirements}' #{g.name}; mv #{g.name}* #{g.name}"
end
system "cd vendor/rails; gem unpack -v '= #{version}' rails"
else
puts "No rails gem version #{version} is installed. Do 'gem list rails' to see which versions you have available."
exit
end
else
puts "Freezing to your latest Rails gems"
for gem in deps
system "cd vendor/rails; gem unpack #{gem}"
FileUtils.mv(Dir.glob("vendor/rails/#{gem}*").first, "vendor/rails/#{gem}")
end
system "cd vendor/rails; gem unpack rails"
end
FileUtils.mv(Dir.glob("vendor/rails/rails*").first, "vendor/rails/railties")
end
desc "Lock this application to the Edge Rails (by exporting from Subversion). Defaults to svn HEAD; do 'rake freeze_edge REVISION=1234' to lock to a specific revision."
task :freeze_edge do
$verbose = false
`svn --version` rescue nil
unless !$?.nil? && $?.success?
$stderr.puts "ERROR: Must have subversion (svn) available in the PATH to lock this application to Edge Rails"
exit 1
end
rm_rf "vendor/rails"
mkdir_p "vendor/rails"
revision_switch = ENV['REVISION'] ? " -r #{ENV['REVISION']}" : ''
for framework in %w( railties actionpack activerecord actionmailer activesupport actionwebservice )
mkdir_p "vendor/rails/#{framework}"
system "svn export http://dev.rubyonrails.org/svn/rails/trunk/#{framework}/lib vendor/rails/#{framework}/lib #{revision_switch}"
end
end
desc "Unlock this application from freeze of gems or edge and return to a fluid use of system gems"
task :unfreeze_rails do
rm_rf "vendor/rails"
end
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