discourse/lib/theme_store/tgz_importer.rb

56 lines
1.1 KiB
Ruby

module ThemeStore; end
class ThemeStore::TgzImporter
attr_reader :url
def initialize(filename)
@temp_folder = "#{Pathname.new(Dir.tmpdir).realpath}/discourse_theme_#{SecureRandom.hex}"
@filename = filename
end
def import!
FileUtils.mkdir(@temp_folder)
Dir.chdir(@temp_folder) do
Discourse::Utils.execute_command("tar", "-xzvf", @filename, "--strip", "1")
end
rescue RuntimeError
raise RemoteTheme::ImportError, I18n.t("themes.import_error.unpack_failed")
end
def cleanup!
FileUtils.rm_rf(@temp_folder)
end
def version
""
end
def real_path(relative)
fullpath = "#{@temp_folder}/#{relative}"
return nil unless File.exist?(fullpath)
# careful to handle symlinks here, don't want to expose random data
fullpath = Pathname.new(fullpath).realpath.to_s
if fullpath && fullpath.start_with?(@temp_folder)
fullpath
else
nil
end
end
def all_files
Dir.chdir(@temp_folder) do
Dir.glob("**/*").reject { |f| File.directory?(f) }
end
end
def [](value)
fullpath = real_path(value)
return nil unless fullpath
File.read(fullpath)
end
end