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Versions: 15
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Contents
# frozen_string_literal: true
module SecureHeaders
class XPCDPConfigError < StandardError; end
class XPermittedCrossDomainPolicies
HEADER_NAME = "X-Permitted-Cross-Domain-Policies".freeze
DEFAULT_VALUE = "none"
VALID_POLICIES = %w(all none master-only by-content-type by-ftp-filename)
CONFIG_KEY = :x_permitted_cross_domain_policies
class << self
# Public: generate an X-Permitted-Cross-Domain-Policies header.
#
# Returns a default header if no configuration is provided, or a
# header name and value based on the config.
def make_header(config = nil)
[HEADER_NAME, config || DEFAULT_VALUE]
end
def validate_config!(config)
return if config.nil? || config == OPT_OUT
raise TypeError.new("Must be a string. Found #{config.class}: #{config}") unless config.is_a?(String)
unless VALID_POLICIES.include?(config.downcase)
raise XPCDPConfigError.new("Value can only be one of #{VALID_POLICIES.join(', ')}")
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems