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Diffstat (limited to 'trunk/lib/rubygems/config_file.rb')
| -rw-r--r-- | trunk/lib/rubygems/config_file.rb | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/trunk/lib/rubygems/config_file.rb b/trunk/lib/rubygems/config_file.rb deleted file mode 100644 index c093c31a1b..0000000000 --- a/trunk/lib/rubygems/config_file.rb +++ /dev/null @@ -1,259 +0,0 @@ -#-- -# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others. -# All rights reserved. -# See LICENSE.txt for permissions. -#++ - -require 'yaml' -require 'rubygems' - -# Store the gem command options specified in the configuration file. The -# config file object acts much like a hash. - -class Gem::ConfigFile - - DEFAULT_BACKTRACE = false - DEFAULT_BENCHMARK = false - DEFAULT_BULK_THRESHOLD = 1000 - DEFAULT_VERBOSITY = true - DEFAULT_UPDATE_SOURCES = true - - ## - # For Ruby packagers to set configuration defaults. Set in - # rubygems/defaults/operating_system.rb - - OPERATING_SYSTEM_DEFAULTS = {} - - ## - # For Ruby implementers to set configuration defaults. Set in - # rubygems/defaults/#{RUBY_ENGINE}.rb - - PLATFORM_DEFAULTS = {} - - system_config_path = - begin - require 'Win32API' - - CSIDL_COMMON_APPDATA = 0x0023 - path = 0.chr * 260 - SHGetFolderPath = Win32API.new 'shell32', 'SHGetFolderPath', 'LLLLP', 'L' - SHGetFolderPath.call 0, CSIDL_COMMON_APPDATA, 0, 1, path - - path.strip - rescue LoadError - '/etc' - end - - SYSTEM_WIDE_CONFIG_FILE = File.join system_config_path, 'gemrc' - - # List of arguments supplied to the config file object. - attr_reader :args - - # True if we print backtraces on errors. - attr_writer :backtrace - - # True if we are benchmarking this run. - attr_accessor :benchmark - - # Bulk threshold value. If the number of missing gems are above - # this threshold value, then a bulk download technique is used. - attr_accessor :bulk_threshold - - # Verbose level of output: - # * false -- No output - # * true -- Normal output - # * :loud -- Extra output - attr_accessor :verbose - - # True if we want to update the SourceInfoCache every time, false otherwise - attr_accessor :update_sources - - # Create the config file object. +args+ is the list of arguments - # from the command line. - # - # The following command line options are handled early here rather - # than later at the time most command options are processed. - # - # * --config-file and --config-file==NAME -- Obviously these need - # to be handled by the ConfigFile object to ensure we get the - # right config file. - # - # * --backtrace -- Backtrace needs to be turned on early so that - # errors before normal option parsing can be properly handled. - # - # * --debug -- Enable Ruby level debug messages. Handled early - # for the same reason as --backtrace. - # - def initialize(arg_list) - @config_file_name = nil - need_config_file_name = false - - arg_list = arg_list.map do |arg| - if need_config_file_name then - @config_file_name = arg - need_config_file_name = false - nil - elsif arg =~ /^--config-file=(.*)/ then - @config_file_name = $1 - nil - elsif arg =~ /^--config-file$/ then - need_config_file_name = true - nil - else - arg - end - end.compact - - @backtrace = DEFAULT_BACKTRACE - @benchmark = DEFAULT_BENCHMARK - @bulk_threshold = DEFAULT_BULK_THRESHOLD - @verbose = DEFAULT_VERBOSITY - @update_sources = DEFAULT_UPDATE_SOURCES - - operating_system_config = Marshal.load Marshal.dump(OPERATING_SYSTEM_DEFAULTS) - platform_config = Marshal.load Marshal.dump(PLATFORM_DEFAULTS) - system_config = load_file SYSTEM_WIDE_CONFIG_FILE - user_config = load_file config_file_name.dup.untaint - - @hash = operating_system_config.merge platform_config - @hash = @hash.merge system_config - @hash = @hash.merge user_config - - # HACK these override command-line args, which is bad - @backtrace = @hash[:backtrace] if @hash.key? :backtrace - @benchmark = @hash[:benchmark] if @hash.key? :benchmark - @bulk_threshold = @hash[:bulk_threshold] if @hash.key? :bulk_threshold - Gem.sources.replace @hash[:sources] if @hash.key? :sources - @verbose = @hash[:verbose] if @hash.key? :verbose - @update_sources = @hash[:update_sources] if @hash.key? :update_sources - - handle_arguments arg_list - end - - def load_file(filename) - begin - YAML.load(File.read(filename)) if filename and File.exist?(filename) - rescue ArgumentError - warn "Failed to load #{config_file_name}" - rescue Errno::EACCES - warn "Failed to load #{config_file_name} due to permissions problem." - end or {} - end - - # True if the backtrace option has been specified, or debug is on. - def backtrace - @backtrace or $DEBUG - end - - # The name of the configuration file. - def config_file_name - @config_file_name || Gem.config_file - end - - # Delegates to @hash - def each(&block) - hash = @hash.dup - hash.delete :update_sources - hash.delete :verbose - hash.delete :benchmark - hash.delete :backtrace - hash.delete :bulk_threshold - - yield :update_sources, @update_sources - yield :verbose, @verbose - yield :benchmark, @benchmark - yield :backtrace, @backtrace - yield :bulk_threshold, @bulk_threshold - - yield 'config_file_name', @config_file_name if @config_file_name - - hash.each(&block) - end - - # Handle the command arguments. - def handle_arguments(arg_list) - @args = [] - - arg_list.each do |arg| - case arg - when /^--(backtrace|traceback)$/ then - @backtrace = true - when /^--bench(mark)?$/ then - @benchmark = true - when /^--debug$/ then - $DEBUG = true - else - @args << arg - end - end - end - - # Really verbose mode gives you extra output. - def really_verbose - case verbose - when true, false, nil then false - else true - end - end - - # to_yaml only overwrites things you can't override on the command line. - def to_yaml # :nodoc: - yaml_hash = {} - yaml_hash[:backtrace] = @hash.key?(:backtrace) ? @hash[:backtrace] : - DEFAULT_BACKTRACE - yaml_hash[:benchmark] = @hash.key?(:benchmark) ? @hash[:benchmark] : - DEFAULT_BENCHMARK - yaml_hash[:bulk_threshold] = @hash.key?(:bulk_threshold) ? - @hash[:bulk_threshold] : DEFAULT_BULK_THRESHOLD - yaml_hash[:sources] = Gem.sources - yaml_hash[:update_sources] = @hash.key?(:update_sources) ? - @hash[:update_sources] : DEFAULT_UPDATE_SOURCES - yaml_hash[:verbose] = @hash.key?(:verbose) ? @hash[:verbose] : - DEFAULT_VERBOSITY - - keys = yaml_hash.keys.map { |key| key.to_s } - keys << 'debug' - re = Regexp.union(*keys) - - @hash.each do |key, value| - key = key.to_s - next if key =~ re - yaml_hash[key.to_s] = value - end - - yaml_hash.to_yaml - end - - # Writes out this config file, replacing its source. - def write - File.open config_file_name, 'w' do |fp| - fp.write self.to_yaml - end - end - - # Return the configuration information for +key+. - def [](key) - @hash[key.to_s] - end - - # Set configuration option +key+ to +value+. - def []=(key, value) - @hash[key.to_s] = value - end - - def ==(other) # :nodoc: - self.class === other and - @backtrace == other.backtrace and - @benchmark == other.benchmark and - @bulk_threshold == other.bulk_threshold and - @verbose == other.verbose and - @update_sources == other.update_sources and - @hash == other.hash - end - - protected - - attr_reader :hash - -end - |