--- /dev/null
+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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