Sha256: 2ce46532e5498d051fc0e196e5affec0d1586840e72b027b0c20cb36c8bd4063
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Size: 1.98 KB
Versions: 7
Compression:
Stored size: 1.98 KB
Contents
# frozen_string_literal: true
class DarwinCore
# Unpacks compressed archives into a temp directory
class Expander
def initialize(archive_path, tmp_dir)
@archive_path = archive_path
@tmp_dir = tmp_dir
@dir_path = DarwinCore.random_path(tmp_dir)
@unpacker = init_unpacker
end
def unpack
clean
raise DarwinCore::FileNotFoundError unless File.exist?(@archive_path)
success = @unpacker.call(@dir_path, @archive_path) if @unpacker
if @unpacker && success && $CHILD_STATUS.exitstatus.zero?
success
else
clean
raise DarwinCore::UnpackingError
end
end
def path
@path ||= files_path
end
def clean
DarwinCore.clean(@dir_path)
end
def files
DarwinCore.files(path)
end
private
def init_unpacker
return tar_unpacker if @archive_path =~ /tar.gz$/i
return zip_unpacker if @archive_path =~ /zip$/i
nil
end
def tar_unpacker
proc do |tmp_path, archive_path|
FileUtils.mkdir tmp_path
path = esc(archive_path)
system("tar -zxf #{path} -C #{tmp_path} > /dev/null 2>&1")
end
end
def zip_unpacker
proc do |tmp_path, archive_path|
path = esc(archive_path)
system("unzip -qq -d #{tmp_path} #{path} > /dev/null 2>&1")
end
end
def esc(a_str)
"'#{a_str.gsub(92.chr, '\\\\\\').gsub("'", "\\\\'")}'"
end
def path_entries(dir)
Dir.entries(dir).reject { |e| e.match(/\.{1,2}$/) }.sort
end
def files_path
entries = path_entries(@dir_path)
entries.include?("meta.xml") ? @dir_path : search_for_file_path(entries)
end
def search_for_file_path(entries)
res = nil
entries.each do |e|
check_path = File.join(@dir_path, e)
next unless FileTest.directory?(check_path) &&
path_entries(check_path).include?("meta.xml")
res = check_path
break
end
res
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems