Sha256: ff35a8b673722b2969060fc932703c613559fefbdfc4eb301c419b680a2da21a
Contents?: true
Size: 1.41 KB
Versions: 17
Compression:
Stored size: 1.41 KB
Contents
# frozen_string_literal: true
require "forwardable"
module HTTPX::Plugins
module ResponseCache
class Store
extend Forwardable
def_delegator :@store, :clear
def initialize
@store = {}
end
def lookup(uri)
@store[uri]
end
def cached?(uri)
@store.key?(uri)
end
def cache(uri, response)
@store[uri] = response
end
def prepare(request)
cached_response = @store[request.uri]
return unless cached_response
original_request = cached_response.instance_variable_get(:@request)
if (vary = cached_response.headers["vary"])
if vary == "*"
return unless request.headers.same_headers?(original_request.headers)
else
return unless vary.split(/ *, */).all? do |cache_field|
!original_request.headers.key?(cache_field) || request.headers[cache_field] == original_request.headers[cache_field]
end
end
end
if !request.headers.key?("if-modified-since") && (last_modified = cached_response.headers["last-modified"])
request.headers.add("if-modified-since", last_modified)
end
if !request.headers.key?("if-none-match") && (etag = cached_response.headers["etag"]) # rubocop:disable Style/GuardClause
request.headers.add("if-none-match", etag)
end
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems