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Contents
##
# Exact Column 为加密数据提供摘要索引。
module Unidom::Common::Concerns::ExactColumn
extend ActiveSupport::Concern
included do |includer|
cattr_accessor :exact_column_names
end
module ClassMethods
##
# 配置精确索引列。如：
# class SomeModel
# include Unidom::Common::Concerns::ExactColumn
# exact_column :phone_number, :identification_number
# end
def exact_column(*names)
exact_column_names = exact_column_names||[]
exact_column_names += names
names.each do |name|
name = name.to_s
instance_eval do
scope :"#{name}_is", ->(value) { where "#{name}_exact_signature" => exact_signature(self, name, value) }
before_save do send "#{name}_exact_signature=", self.class.exact_signature(self.class, name, send(name)) end
end
end
end
##
# 计算精确索引列的值。此方法被 exact_column 方法调用。
def exact_signature(klass, name, value, secret_key_base: Rails.application.secrets[:secret_key_base])
text = "#{secret_key_base}/#{klass.table_name}##{name}=#{value}"
#text = "#{Rails.application.secrets[:secret_key_base]}@#{Rails.root}/#{klass.table_name}##{name}=#{value}"
"#{Digest::MD5.digest(text)}#{Digest::SHA512.digest(text)}"
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems