Class: Greed::Cookie::Jar

Inherits:
Object
  • Object
show all
Includes:
Iterator
Defined in:
lib/greed/cookie/jar.rb

Instance Method Summary collapse

Constructor Details

#initialize(state = nil, set_cookie_parser: nil, get_current_time: nil, calculate_expiration: nil, determine_domain: nil, determine_path: nil) ⇒ Jar

Returns a new instance of Jar.



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# File 'lib/greed/cookie/jar.rb', line 14

def initialize(\
  state = nil,
  set_cookie_parser: nil,
  get_current_time: nil,
  calculate_expiration: nil,
  determine_domain: nil,
  determine_path: nil
)
  @set_cookie_parser = set_cookie_parser || Parser.new.method(:parse)
  @get_current_time = get_current_time || ::Time.method(:current)
  @calculate_expiration = calculate_expiration || ExpirationHandler.new.method(:calculate_expiration)
  @determine_domain = determine_domain || DomainHandler.new.method(:determine_domain)
  @determine_path = determine_path || PathHandler.new.method(:determine_path)
  @cookie_map = state || {}
end

Instance Method Details



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# File 'lib/greed/cookie/jar.rb', line 30

def append_cookie(document_uri, cookie_hash)
  return false unless cookie_hash.present?
  current_time = @get_current_time.call
  parsed_document_uri = ::URI.parse(document_uri)
  base = cookie_hash.slice(:name, :value, :secure)
  domain_attributes = @determine_domain.call(
    parsed_document_uri.hostname,
    cookie_hash[:domain]
  )
  path_attributes = @determine_path.call(
    parsed_document_uri.path,
    cookie_hash[:path]
  )
  final_domain = domain_attributes[:domain]
  final_path = path_attributes[:path]
  domain_holder = @cookie_map[final_domain].try(:clone) || {}
  path_holder = domain_holder[final_path].try(:clone) || {}
  expires_attributes = @calculate_expiration.call(
    current_time,
    cookie_hash[:'max-age'],
    cookie_hash[:expires]
  )
  path_holder[base[:name]] = base.merge(
    domain_attributes,
    expires_attributes,
    path_attributes,
  )
  domain_holder[final_path] = path_holder
  @cookie_map[final_domain] = domain_holder
  true
rescue DomainError, PathError
  return false
rescue Expired
  removed_cookie = path_holder.delete(base[:name])
  return false unless removed_cookie
  domain_holder[final_path] = path_holder
  @cookie_map[final_domain] = domain_holder
  return true
end

#cookie_header_for(document_uri) ⇒ Object 



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# File 'lib/greed/cookie/jar.rb', line 100

def cookie_header_for(document_uri)
  cookie_record_for(document_uri).map do |cookie_record|
    "#{cookie_record[:name]}=#{cookie_record[:value]}"
  end.to_a.join('; ')
end

#cookie_record_for(document_uri) ⇒ Object 



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# File 'lib/greed/cookie/jar.rb', line 75

def cookie_record_for(document_uri)
  parsed_document_uri = begin
    ::URI.parse(document_uri)
  rescue ::URI::Error
    return []
  end
  is_secure = case parsed_document_uri
  when ::URI::HTTPS
    true
  when ::URI::HTTP
    false
  else
    return []
  end
  domain_name = parsed_document_uri.hostname
  ip_address = begin
    ::IPAddr.new(domain_name)
  rescue ::IPAddr::Error
    nil
  end
  return cookie_for_ip_address(parsed_document_uri.path, is_secure, ip_address) if ip_address
  return [] unless domain_name.present?
  cookie_for_domain(parsed_document_uri.path, is_secure, domain_name)
end

#dump ⇒ Object 



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# File 'lib/greed/cookie/jar.rb', line 70

def dump
  garbage_collect
  @cookie_map.clone
end

#garbage_collect ⇒ Object 



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# File 'lib/greed/cookie/jar.rb', line 110

def garbage_collect
  current_time = @get_current_time.call
  @cookie_map = @cookie_map.map do |domain_name, domain_holder|
    domain_holder.map do |path_name, path_holder|
      path_holder.select do |_cookie_name, cookie_record|
        !cookie_record[:expires] || current_time < cookie_record[:expires]
      end.yield_self do |filtered_result|
        break nil unless filtered_result.present?
        [path_name, filtered_result]
      end
    end.compact.to_h.yield_self do |filtered_result|
      break nil unless filtered_result.present?
      [domain_name, filtered_result]
    end
  end.compact.to_h
  nil
end

#parse_set_cookie(document_uri, header) ⇒ Object 



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# File 'lib/greed/cookie/jar.rb', line 106

def parse_set_cookie(document_uri, header)
  append_cookie(document_uri, @set_cookie_parser.call(header))
end