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# frozen_string_literal: true
module Packages
module Maven
module Metadata
class AppendPackageFileService
XML_CONTENT_TYPE = 'application/xml'
DEFAULT_CONTENT_TYPE = 'application/octet-stream'
MD5_FILE_NAME = "#{Metadata.filename}.md5"
SHA1_FILE_NAME = "#{Metadata.filename}.sha1"
SHA256_FILE_NAME = "#{Metadata.filename}.sha256"
SHA512_FILE_NAME = "#{Metadata.filename}.sha512"
def initialize(package:, metadata_content:)
@package = package
@metadata_content = metadata_content
end
def execute
return ServiceResponse.error(message: 'package is not set') unless @package
return ServiceResponse.error(message: 'metadata content is not set') unless @metadata_content
file_md5 = digest_from(@metadata_content, :md5)
file_sha1 = digest_from(@metadata_content, :sha1)
file_sha256 = digest_from(@metadata_content, :sha256)
file_sha512 = digest_from(@metadata_content, :sha512)
@package.transaction do
append_metadata_file(
content: @metadata_content,
file_name: Metadata.filename,
content_type: XML_CONTENT_TYPE,
sha1: file_sha1,
md5: file_md5,
sha256: file_sha256
)
append_metadata_file(content: file_md5, file_name: MD5_FILE_NAME)
append_metadata_file(content: file_sha1, file_name: SHA1_FILE_NAME)
append_metadata_file(content: file_sha256, file_name: SHA256_FILE_NAME)
append_metadata_file(content: file_sha512, file_name: SHA512_FILE_NAME)
end
ServiceResponse.success(message: 'New metadata package file created')
end
private
def append_metadata_file(content:, file_name:, content_type: DEFAULT_CONTENT_TYPE, sha1: nil, md5: nil, sha256: nil)
file_md5 = md5 || digest_from(content, :md5)
file_sha1 = sha1 || digest_from(content, :sha1)
file_sha256 = sha256 || digest_from(content, :sha256)
file = CarrierWaveStringFile.new_file(
file_content: content,
filename: file_name,
content_type: content_type
)
::Packages::CreatePackageFileService.new(
@package,
file: file,
size: file.size,
file_name: file_name,
file_sha1: file_sha1,
file_md5: file_md5,
file_sha256: file_sha256
).execute
end
def digest_from(content, type)
digest_class = case type
when :md5
Digest::MD5
when :sha1
Digest::SHA1
when :sha256
Digest::SHA256
when :sha512
Digest::SHA512
end
digest_class.hexdigest(content)
end
end
end
end
end
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