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require "uri"
require "rubygems/spec_fetcher"
module Bundler
# Represents a lazily loaded gem specification, where the full specification
# is on the source server in rubygems' "quick" index. The proxy object is to
# be seeded with what we're given from the source's abbreviated index - the
# full specification will only be fetched when necesary.
class RemoteSpecification
attr_reader :name, :version, :platform
attr_accessor :source
def initialize(name, version, platform, source_uri)
@name = name
@version = version
@platform = platform
@source_uri = source_uri
end
# Needed before installs, since the arch matters then and quick
# specs don't bother to include the arch in the platform string
def fetch_platform
@platform = _remote_specification.platform
end
def full_name
if platform == Gem::Platform::RUBY or platform.nil? then
"#{@name}-#{@version}"
else
"#{@name}-#{@version}-#{platform}"
end
end
# Because Rubyforge cannot be trusted to provide valid specifications
# once the remote gem is downloaded, the backend specification will
# be swapped out.
def __swap__(spec)
@specification = spec
end
private
def _remote_specification
@specification ||= begin
Bundler.ui.debug "Fetching spec for #{full_name}"
Gem::SpecFetcher.new.fetch_spec([@name, @version, @platform], URI(@source_uri.to_s))
end
end
def method_missing(method, *args, &blk)
if Gem::Specification.new.respond_to?(method)
_remote_specification.send(method, *args, &blk)
else
super
end
end
end
end
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