class RuboCop::RemoteConfig
Common methods and behaviors for dealing with remote config files.
Constants
- CACHE_LIFETIME
Public Class Methods
new(url, base_dir)
click to toggle source
# File lib/rubocop/remote_config.rb, line 11 def initialize(url, base_dir) @uri = URI.parse(url) @base_dir = base_dir end
Public Instance Methods
file()
click to toggle source
# File lib/rubocop/remote_config.rb, line 16 def file return cache_path unless cache_path_expired? http = Net::HTTP.new(@uri.hostname, @uri.port) http.use_ssl = true if @uri.instance_of? URI::HTTPS request = Net::HTTP::Get.new(@uri.request_uri) if cache_path_exists? request['If-Modified-Since'] = File.stat(cache_path).mtime.rfc2822 end response = http.request(request) cache_path.tap do |f| if response.is_a?(Net::HTTPSuccess) open f, 'w' do |io| io.write response.body end end end end
Private Instance Methods
cache_name_from_uri()
click to toggle source
# File lib/rubocop/remote_config.rb, line 56 def cache_name_from_uri uri = @uri.clone uri.query = nil uri.to_s.gsub!(/[^0-9A-Za-z]/, '-') end
cache_path()
click to toggle source
# File lib/rubocop/remote_config.rb, line 39 def cache_path File.expand_path(".rubocop-#{cache_name_from_uri}", @base_dir) end
cache_path_exists?()
click to toggle source
# File lib/rubocop/remote_config.rb, line 43 def cache_path_exists? @cache_path_exists ||= File.exist?(cache_path) end
cache_path_expired?()
click to toggle source
# File lib/rubocop/remote_config.rb, line 47 def cache_path_expired? return true unless cache_path_exists? @cache_path_expired ||= begin file_age = (Time.now - File.stat(cache_path).mtime).to_f (file_age / CACHE_LIFETIME) > 1 end end