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Diffstat (limited to 'lib/rubygems/package/tar_output.rb')
| -rw-r--r-- | lib/rubygems/package/tar_output.rb | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/lib/rubygems/package/tar_output.rb b/lib/rubygems/package/tar_output.rb deleted file mode 100644 index fdc8f4fb7c..0000000000 --- a/lib/rubygems/package/tar_output.rb +++ /dev/null @@ -1,146 +0,0 @@ -# -*- coding: utf-8 -*- -#-- -# Copyright (C) 2004 Mauricio Julio Fernández Pradier -# See LICENSE.txt for additional licensing information. -#++ - -## -# TarOutput is a wrapper to TarWriter that builds gem-format tar file. -# -# Gem-format tar files contain the following files: -# [data.tar.gz] A gzipped tar file containing the files that compose the gem -# which will be extracted into the gem/ dir on installation. -# [metadata.gz] A YAML format Gem::Specification. -# [data.tar.gz.sig] A signature for the gem's data.tar.gz. -# [metadata.gz.sig] A signature for the gem's metadata.gz. -# -# See TarOutput::open for usage details. - -class Gem::Package::TarOutput - - ## - # Creates a new TarOutput which will yield a TarWriter object for the - # data.tar.gz portion of a gem-format tar file. - # - # See #initialize for details on +io+ and +signer+. - # - # See #add_gem_contents for details on adding metadata to the tar file. - - def self.open(io, signer = nil, &block) # :yield: data_tar_writer - tar_outputter = new io, signer - tar_outputter.add_gem_contents(&block) - tar_outputter.add_metadata - tar_outputter.add_signatures - - ensure - tar_outputter.close - end - - ## - # Creates a new TarOutput that will write a gem-format tar file to +io+. If - # +signer+ is given, the data.tar.gz and metadata.gz will be signed and - # the signatures will be added to the tar file. - - def initialize(io, signer) - @io = io - @signer = signer - - @tar_writer = Gem::Package::TarWriter.new @io - - @metadata = nil - - @data_signature = nil - @meta_signature = nil - end - - ## - # Yields a TarWriter for the data.tar.gz inside a gem-format tar file. - # The yielded TarWriter has been extended with a #metadata= method for - # attaching a YAML format Gem::Specification which will be written by - # add_metadata. - - def add_gem_contents - @tar_writer.add_file "data.tar.gz", 0644 do |inner| - sio = @signer ? StringIO.new : nil - Zlib::GzipWriter.wrap(sio || inner) do |os| - - Gem::Package::TarWriter.new os do |data_tar_writer| - # :stopdoc: - def data_tar_writer.metadata() @metadata end - def data_tar_writer.metadata=(metadata) @metadata = metadata end - # :startdoc: - - yield data_tar_writer - - @metadata = data_tar_writer.metadata - end - end - - # if we have a signing key, then sign the data - # digest and return the signature - if @signer then - require 'rubygems/security' - digest = Gem::Security::OPT[:dgst_algo].digest sio.string - @data_signature = @signer.sign digest - inner.write sio.string - end - end - - self - end - - ## - # Adds metadata.gz to the gem-format tar file which was saved from a - # previous #add_gem_contents call. - - def add_metadata - return if @metadata.nil? - - @tar_writer.add_file "metadata.gz", 0644 do |io| - begin - sio = @signer ? StringIO.new : nil - gzos = Zlib::GzipWriter.new(sio || io) - gzos.write @metadata - ensure - gzos.flush - gzos.finish - - # if we have a signing key, then sign the metadata digest and return - # the signature - if @signer then - require 'rubygems/security' - digest = Gem::Security::OPT[:dgst_algo].digest sio.string - @meta_signature = @signer.sign digest - io.write sio.string - end - end - end - end - - ## - # Adds data.tar.gz.sig and metadata.gz.sig to the gem-format tar files if - # a Gem::Security::Signer was sent to initialize. - - def add_signatures - if @data_signature then - @tar_writer.add_file 'data.tar.gz.sig', 0644 do |io| - io.write @data_signature - end - end - - if @meta_signature then - @tar_writer.add_file 'metadata.gz.sig', 0644 do |io| - io.write @meta_signature - end - end - end - - ## - # Closes the TarOutput. - - def close - @tar_writer.close - end - -end - |