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Contents
require "rack/body_proxy"
require "rack/utils"
module ActiveSupport
module Cache
module Strategy
module LocalCache
#--
# This class wraps up local storage for middlewares. Only the middleware method should
# construct them.
class Middleware # :nodoc:
attr_reader :name, :local_cache_key
def initialize(name, local_cache_key)
@name = name
@local_cache_key = local_cache_key
@app = nil
end
def new(app)
@app = app
self
end
def call(env)
LocalCacheRegistry.set_cache_for(local_cache_key, LocalStore.new)
response = @app.call(env)
response[2] = ::Rack::BodyProxy.new(response[2]) do
LocalCacheRegistry.set_cache_for(local_cache_key, nil)
end
cleanup_on_body_close = true
response
rescue Rack::Utils::InvalidParameterError
[400, {}, []]
ensure
LocalCacheRegistry.set_cache_for(local_cache_key, nil) unless
cleanup_on_body_close
end
end
end
end
end
end
Version data entries
22 entries across 22 versions & 3 rubygems