lib/zip/streamable_stream.rb
module Zip
class StreamableStream < DelegateClass(Entry) #nodoc:all
def initialize(entry)
super(entry)
dirname = if zipfile.is_a?(::String)
::File.dirname(zipfile)
else
'.'
end
@temp_file = Tempfile.new(::File.basename(name), dirname)
@temp_file.binmode
end
def get_output_stream
if block_given?
begin
yield(@temp_file)
ensure
@temp_file.close
end
else
@temp_file
end
end
def get_input_stream
if !@temp_file.closed?
raise StandardError, "cannot open entry for reading while its open for writing - #{name}"
end
@temp_file.open # reopens tempfile from top
@temp_file.binmode
if block_given?
begin
yield(@temp_file)
ensure
@temp_file.close
end
else
@temp_file
end
end
def write_to_zip_output_stream(aZipOutputStream)
aZipOutputStream.put_next_entry(self)
get_input_stream { |is| ::Zip::IOExtras.copy_stream(aZipOutputStream, is) }
end
def clean_up
@temp_file.unlink
end
end
end
# Copyright (C) 2002, 2003 Thomas Sondergaard
# rubyzip is free software; you can redistribute it and/or
# modify it under the terms of the ruby license.