# File lib/rubygems/remote_fetcher.rb, line 253
def fetch_path(uri, mtime = nil, head = false)
uri = URI.parse uri unless URI::Generic === uri
raise ArgumentError, "bad uri: #{uri}" unless uri
unless uri.scheme
raise ArgumentError, "uri scheme is invalid: #{uri.scheme.inspect}"
end
data = send "fetch_#{uri.scheme}", uri, mtime, head
if data and !head and uri.to_s =~ /\.gz$/
begin
data = Gem::Util.gunzip data
rescue Zlib::GzipFile::Error
raise FetchError.new("server did not return a valid file", uri.to_s)
end
end
data
rescue FetchError
raise
rescue Timeout::Error
raise UnknownHostError.new('timed out', uri.to_s)
rescue IOError, SocketError, SystemCallError,
*(OpenSSL::SSL::SSLError if defined?(OpenSSL)) => e
if e.message =~ /getaddrinfo/
raise UnknownHostError.new('no such name', uri.to_s)
else
raise FetchError.new("#{e.class}: #{e}", uri.to_s)
end
end
