61 lines
1.3 KiB
Ruby
61 lines
1.3 KiB
Ruby
require 'rubygems/command'
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require 'rubygems/local_remote_options'
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require 'rubygems/version_option'
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require 'rubygems/source_info_cache'
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class Gem::Commands::FetchCommand < Gem::Command
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include Gem::LocalRemoteOptions
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include Gem::VersionOption
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def initialize
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super 'fetch', 'Download a gem and place it in the current directory'
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add_bulk_threshold_option
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add_proxy_option
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add_source_option
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add_version_option
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add_platform_option
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end
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def arguments # :nodoc:
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'GEMNAME name of gem to download'
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end
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def defaults_str # :nodoc:
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"--version '#{Gem::Requirement.default}'"
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end
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def usage # :nodoc:
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"#{program_name} GEMNAME [GEMNAME ...]"
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end
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def execute
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version = options[:version] || Gem::Requirement.default
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gem_names = get_all_gem_names
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gem_names.each do |gem_name|
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dep = Gem::Dependency.new gem_name, version
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specs_and_sources = Gem::SourceInfoCache.search_with_source dep, true
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specs_and_sources.sort_by { |spec,| spec.version }
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spec, source_uri = specs_and_sources.last
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if spec.nil? then
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alert_error "Could not find #{gem_name} in any repository"
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next
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end
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path = Gem::RemoteFetcher.fetcher.download spec, source_uri
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FileUtils.mv path, "#{spec.full_name}.gem"
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say "Downloaded #{spec.full_name}"
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end
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end
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end
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