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82 lines
2 KiB
Ruby
82 lines
2 KiB
Ruby
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#--
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# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
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# All rights reserved.
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# See LICENSE.txt for permissions.
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#++
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module Gem
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##
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# The Builder class processes RubyGem specification files
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# to produce a .gem file.
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#
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class Builder
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include UserInteraction
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##
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# Constructs a builder instance for the provided specification
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#
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# spec:: [Gem::Specification] The specification instance
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#
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def initialize(spec)
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require "yaml"
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require "rubygems/package"
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require "rubygems/security"
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@spec = spec
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end
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##
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# Builds the gem from the specification. Returns the name of the file
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# written.
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#
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def build
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@spec.mark_version
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@spec.validate
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@signer = sign
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write_package
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say success
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@spec.file_name
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end
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def success
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<<-EOM
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Successfully built RubyGem
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Name: #{@spec.name}
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Version: #{@spec.version}
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File: #{@spec.full_name+'.gem'}
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EOM
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end
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private
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def sign
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# if the signing key was specified, then load the file, and swap
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# to the public key (TODO: we should probably just omit the
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# signing key in favor of the signing certificate, but that's for
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# the future, also the signature algorithm should be configurable)
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signer = nil
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if @spec.respond_to?(:signing_key) && @spec.signing_key
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signer = Gem::Security::Signer.new(@spec.signing_key, @spec.cert_chain)
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@spec.signing_key = nil
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@spec.cert_chain = signer.cert_chain.map { |cert| cert.to_s }
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end
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signer
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end
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def write_package
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Package.open(@spec.file_name, "w", @signer) do |pkg|
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pkg.metadata = @spec.to_yaml
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@spec.files.each do |file|
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next if File.directory? file
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pkg.add_file_simple(file, File.stat(@spec.file_name).mode & 0777,
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File.size(file)) do |os|
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os.write File.open(file, "rb"){|f|f.read}
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end
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end
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end
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end
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end
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end
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