Sha256: b2a3bc2e8e3c6333e8d718466c6561b2fcd14828e03ca3bdcdffb0ed13b3e296
Contents?: true
Size: 1.25 KB
Versions: 17
Compression:
Stored size: 1.25 KB
Contents
require 'minitar'
require 'bagit'
require 'fileutils'
class PushmiPullyu::AIP::Creator
class BagInvalid < StandardError; end
# Assumption: the AIP has already been downloaded
def initialize(noid, aip_directory, aip_filename)
@noid = noid
@aip_directory = aip_directory
@aip_filename = aip_filename
end
def run
bag_aip
tar_bag
end
private
def bag_aip
bag = BagIt::Bag.new(@aip_directory, bag_metadata)
bag.manifest!
raise BagInvalid unless bag.valid?
end
def bag_metadata
{ 'AIP-Version' => PushmiPullyu.options[:aip_version] }
end
def tar_bag
# We want to change the directory to the work directory path so we get the tar file to be exactly
# the contents of the noid directory and not the entire work directory structure. For example the noid.tar
# contains just the noid directory instead of having the noid.tar contain the tmp directory
# which contains the workdir directory and then finally the noid directory
# Before we change directorys, we need to calculate the absolute filepath of our aip filename
tar_aip_filename = File.expand_path(@aip_filename)
Dir.chdir(PushmiPullyu.options[:workdir]) do
Minitar.pack(@noid, File.open(tar_aip_filename, 'wb'))
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems