Sha256: 1be5e505a56189b21a34894110d86025fccb8f44d2e0fe21b23061f360cd15f5
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Size: 938 Bytes
Versions: 15
Compression:
Stored size: 938 Bytes
Contents
# frozen_string_literal: true
module SecureHeaders
class XContentTypeOptionsConfigError < StandardError; end
class XContentTypeOptions
HEADER_NAME = "X-Content-Type-Options".freeze
DEFAULT_VALUE = "nosniff"
CONFIG_KEY = :x_content_type_options
class << self
# Public: generate an X-Content-Type-Options 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 config.casecmp(DEFAULT_VALUE) == 0
raise XContentTypeOptionsConfigError.new("Value can only be nil or 'nosniff'")
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems