/
generate_yaml_index.rb
78 lines (63 loc) · 1.9 KB
/
generate_yaml_index.rb
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#!/usr/bin/env jruby
# Generate the yaml/yaml.Z index files for a gem server directory.
#
# Usage: generate_yaml_index.rb --dir DIR [--verbose]
$:.unshift '~/rubygems' if File.exist? "~/rubygems"
require 'optparse'
require 'rubygems'
require 'zlib'
Gem.manage_gems
class Indexer
def initialize(options)
@options = options
@directory = options[:directory]
end
def gem_file_list
Dir.glob(File.join(@directory, "gems", "*.gem"))
end
def build_index
build_uncompressed_index
build_compressed_index
end
def build_uncompressed_index
puts "Building yaml file" if @options[:verbose]
File.open(File.join(@directory, "yaml"), "w") do |file|
file.puts "--- !ruby/object:Gem::Cache"
file.puts "gems:"
gem_file_list.each do |gemfile|
spec = Gem::Format.from_file_by_path(gemfile).spec
puts " ... adding #{spec.full_name}" if @options[:verbose]
file.puts " #{spec.full_name}: #{spec.to_yaml.gsub(/\n/, "\n ")[4..-1]}"
end
end
end
def build_compressed_index
puts "Building yaml.Z file" if @options[:verbose]
File.open(File.join(@directory, "yaml.Z"), "w") do |file|
file.write(Zlib::Deflate.deflate(File.read(File.join(@directory, "yaml"))))
end
end
end
options = {
:directory => '.',
:verbose => false,
}
ARGV.options do |opts|
opts.on_tail("--help", "show this message") {puts opts; exit}
opts.on('-d', '--dir=DIRNAME', "base directory containing gems subdirectory", String) do |value|
options[:directory] = value
end
opts.on('-v', '--verbose', "show verbose output") do |value|
options[:verbose] = value
end
opts.parse!
end
if options[:directory].nil?
puts "Error, must specify directory name. Use --help"
exit
elsif ! File.exist?(options[:directory]) ||
! File.directory?(options[:directory])
puts "Error, unknown directory name #{directory}."
exit
end
Indexer.new(options).build_index