Class: Rack::Offline
- Inherits:
-
Object
- Object
- Rack::Offline
- Defined in:
- lib/rack/offline.rb,
lib/rack/offline/config.rb,
lib/rack/offline/version.rb
Direct Known Subclasses
Defined Under Namespace
Classes: Config
Constant Summary collapse
- VERSION =
"0.6.0"
Class Method Summary collapse
Instance Method Summary collapse
- #call(env) ⇒ Object
-
#initialize(options = {}, &block) ⇒ Offline
constructor
A new instance of Offline.
Constructor Details
#initialize(options = {}, &block) ⇒ Offline
Returns a new instance of Offline.
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# File 'lib/rack/offline.rb', line 13 def initialize( = {}, &block) @cache = [:cache] @logger = [:logger] || begin ::Logger.new(STDOUT).tap {|logger| logger.level = 1 } end @root = Pathname.new([:root] || Dir.pwd) if block_given? @config = Rack::Offline::Config.new(@root, &block) end if @cache raise "In order to run Rack::Offline in cached mode, " \ "you need to supply a root so Rack::Offline can " \ "calculate a hash of the files." unless @root precache_key! end end |
Class Method Details
.configure(*args, &block) ⇒ Object
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# File 'lib/rack/offline.rb', line 9 def self.configure(*args, &block) new(*args, &block) end |
Instance Method Details
#call(env) ⇒ Object
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# File 'lib/rack/offline.rb', line 34 def call(env) key = @key || Digest::SHA2.hexdigest(Time.now.to_s + Time.now.usec.to_s) body = ["CACHE MANIFEST"] body << "# #{key}" @config.cache.each do |item| body << item end unless @config.network.empty? body << "" << "NETWORK:" @config.network.each do |item| body << item end end unless @config.fallback.empty? body << "" << "FALLBACK:" @config.fallback.each do |namespace, url| body << "#{namespace} #{url}" end end @logger.debug body.join("\n") [200, {"Content-Type" => "text/cache-manifest"}, body.join("\n")] end |