From 0dc342de848a642ecce8db697b8fecd83a63e117 Mon Sep 17 00:00:00 2001
From: yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 25 Aug 2008 15:02:05 +0000
Subject: added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 trunk/lib/rubygems/commands/sources_command.rb | 152 +++++++++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100644 trunk/lib/rubygems/commands/sources_command.rb

(limited to 'trunk/lib/rubygems/commands/sources_command.rb')

diff --git a/trunk/lib/rubygems/commands/sources_command.rb b/trunk/lib/rubygems/commands/sources_command.rb
new file mode 100644
index 0000000000..9aabb77cb1
--- /dev/null
+++ b/trunk/lib/rubygems/commands/sources_command.rb
@@ -0,0 +1,152 @@
+require 'fileutils'
+require 'rubygems/command'
+require 'rubygems/remote_fetcher'
+require 'rubygems/source_info_cache'
+require 'rubygems/spec_fetcher'
+
+class Gem::Commands::SourcesCommand < Gem::Command
+
+  def initialize
+    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
+  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 = Gem::SpecFetcher.fetcher.dir
+      FileUtils.rm_rf path
+
+      if not File.exist?(path) then
+        say "*** Removed specs cache ***"
+      elsif not File.writable?(path) then
+        say "*** Unable to remove source cache (write protected) ***"
+      else
+        say "*** Unable to remove source cache ***"
+      end
+
+      sic = Gem::SourceInfoCache
+      remove_cache_file 'user',          sic.user_cache_file
+      remove_cache_file 'latest user',   sic.latest_user_cache_file
+      remove_cache_file 'system',        sic.system_cache_file
+      remove_cache_file 'latest system', sic.latest_system_cache_file
+    end
+
+    if options[:add] then
+      source_uri = options[:add]
+      uri = URI.parse source_uri
+
+      begin
+        Gem::SpecFetcher.fetcher.load_specs uri, 'specs'
+        Gem.sources << source_uri
+        Gem.configuration.write
+
+        say "#{source_uri} added to sources"
+      rescue URI::Error, ArgumentError
+        say "#{source_uri} is not a URI"
+      rescue Gem::RemoteFetcher::FetchError => e
+        yaml_uri = uri + 'yaml'
+        gem_repo = Gem::RemoteFetcher.fetcher.fetch_size yaml_uri rescue false
+
+        if e.uri =~ /specs\.#{Regexp.escape Gem.marshal_version}\.gz$/ and
+           gem_repo then
+
+          alert_warning <<-EOF
+RubyGems 1.2+ index not found for:
+\t#{source_uri}
+
+Will cause RubyGems to revert to legacy indexes, degrading performance.
+          EOF
+
+          say "#{source_uri} added to sources"
+        else
+          say "Error fetching #{source_uri}:\n\t#{e.message}"
+        end
+      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
+      fetcher = Gem::SpecFetcher.fetcher
+
+      if fetcher.legacy_repos.empty? then
+        Gem.sources.each do |update_uri|
+          update_uri = URI.parse update_uri
+          fetcher.load_specs update_uri, 'specs'
+          fetcher.load_specs update_uri, 'latest_specs'
+        end
+      else
+        Gem::SourceInfoCache.cache true
+        Gem::SourceInfoCache.cache.flush
+      end
+
+      say "source cache successfully updated"
+    end
+
+    if options[:list] then
+      say "*** CURRENT SOURCES ***"
+      say
+
+      Gem.sources.each do |source|
+        say source
+      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
+
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