require 'rubygems/command' require 'rubygems/remote_fetcher' require 'rubygems/spec_fetcher' require 'rubygems/local_remote_options' class Gem::Commands::SourcesCommand < Gem::Command include Gem::LocalRemoteOptions def initialize require 'fileutils' super 'sources', 'Manage the sources and cache file RubyGems uses to search for gems' add_option '-a', '--add SOURCE_URI', 'Add source' do |value, options| options[:add] = value end add_option '-l', '--list', 'List sources' do |value, options| options[:list] = value end add_option '-r', '--remove SOURCE_URI', 'Remove source' do |value, options| options[:remove] = value end add_option '-c', '--clear-all', 'Remove all sources (clear the cache)' do |value, options| options[:clear_all] = value end add_option '-u', '--update', 'Update source cache' do |value, options| options[:update] = value end add_proxy_option end def defaults_str '--list' end def execute options[:list] = !(options[:add] || options[:clear_all] || options[:remove] || options[:update]) if options[:clear_all] then path = File.join Gem.user_home, '.gem', 'specs' FileUtils.rm_rf path unless File.exist? path then say "*** Removed specs cache ***" else unless File.writable? path then say "*** Unable to remove source cache (write protected) ***" else say "*** Unable to remove source cache ***" end terminate_interaction 1 end end if source_uri = options[:add] then source = Gem::Source.new source_uri begin if Gem.sources.include? source_uri then say "source #{source_uri} already present in the cache" else source.load_specs :released Gem.sources << source Gem.configuration.write say "#{source_uri} added to sources" end rescue URI::Error, ArgumentError say "#{source_uri} is not a URI" terminate_interaction 1 rescue Gem::RemoteFetcher::FetchError => e say "Error fetching #{source_uri}:\n\t#{e.message}" terminate_interaction 1 end end if options[:remove] then source_uri = options[:remove] unless Gem.sources.include? source_uri then say "source #{source_uri} not present in cache" else Gem.sources.delete source_uri Gem.configuration.write say "#{source_uri} removed from sources" end end if options[:update] then Gem.sources.each_source do |src| src.load_specs :released src.load_specs :latest end say "source cache successfully updated" end if options[:list] then say "*** CURRENT SOURCES ***" say Gem.sources.each do |src| say src end end end private def remove_cache_file(desc, path) FileUtils.rm_rf path if not File.exist?(path) then say "*** Removed #{desc} source cache ***" elsif not File.writable?(path) then say "*** Unable to remove #{desc} source cache (write protected) ***" else say "*** Unable to remove #{desc} source cache ***" end end end