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desc "List the gems that this rails application depends on"
task :gems => 'gems:base' do
Rails.configuration.gems.each do |gem|
print_gem_status(gem)
end
puts
puts "I = Installed"
puts "F = Frozen"
puts "R = Framework (loaded before rails starts)"
end
def print_gem_status(gem, indent=1)
code = gem.loaded? ? (gem.frozen? ? (gem.framework_gem? ? "R" : "F") : "I") : " "
puts " "*(indent-1)+" - [#{code}] #{gem.name} #{gem.requirement.to_s}"
gem.dependencies.each { |g| print_gem_status(g, indent+1)} if gem.loaded?
end
namespace :gems do
task :base do
$rails_gem_installer = true
Rake::Task[:environment].invoke
end
desc "Build any native extensions for unpacked gems"
task :build do
$rails_gem_installer = true
require 'rails/gem_builder'
Dir[File.join(Rails::GemDependency.unpacked_path, '*')].each do |gem_dir|
spec_file = File.join(gem_dir, '.specification')
next unless File.exists?(spec_file)
specification = YAML::load_file(spec_file)
next unless ENV['GEM'].blank? || ENV['GEM'] == specification.name
Rails::GemBuilder.new(specification, gem_dir).build_extensions
puts "Built gem: '#{gem_dir}'"
end
end
desc "Installs all required gems for this application."
task :install => :base do
require 'rubygems'
require 'rubygems/gem_runner'
Rails.configuration.gems.each { |gem| gem.install unless gem.loaded? }
end
desc "Unpacks the specified gem into vendor/gems."
task :unpack => :base do
require 'rubygems'
require 'rubygems/gem_runner'
Rails.configuration.gems.each do |gem|
next unless !gem.frozen? && (ENV['GEM'].blank? || ENV['GEM'] == gem.name)
gem.unpack_to(Rails::GemDependency.unpacked_path) if gem.loaded?
end
end
namespace :unpack do
desc "Unpacks the specified gems and its dependencies into vendor/gems"
task :dependencies => :unpack do
require 'rubygems'
require 'rubygems/gem_runner'
Rails.configuration.gems.each do |gem|
next unless ENV['GEM'].blank? || ENV['GEM'] == gem.name
gem.dependencies.each do |dependency|
next if dependency.frozen?
dependency.unpack_to(Rails::GemDependency.unpacked_path)
end
end
end
end
desc "Regenerate gem specifications in correct format."
task :refresh_specs => :base do
require 'rubygems'
require 'rubygems/gem_runner'
Rails::VendorGemSourceIndex.silence_spec_warnings = true
Rails.configuration.gems.each do |gem|
next unless gem.frozen? && (ENV['GEM'].blank? || ENV['GEM'] == gem.name)
gem.refresh_spec(Rails::GemDependency.unpacked_path) if gem.loaded?
end
end
end
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