Sha256: 42f3e561d56c3da3605a60963e962f612049cf30a43380f436393a6731940f92
Contents?: true
Size: 725 Bytes
Versions: 22
Compression:
Stored size: 725 Bytes
Contents
module Alchemy
# Provides methods to secure your picture attributes against DOS attacks.
#
class PictureAttributes
SECURE_ATTRIBUTES = %w(id size crop crop_from crop_size quality upsample).freeze
class << self
# Secures given attributes
#
# @param attributes [Hash]
# @return [String]
#
def secure(attributes)
Digest::SHA1.hexdigest(joined_attributes(attributes))[0..15]
end
private
# Takes attributes and joins them with the +security_token+ of your rails app.
#
def joined_attributes(attributes)
attributes.stringify_keys.values_at(*SECURE_ATTRIBUTES, Rails.configuration.secret_token).join('-')
end
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems