Module: CryptKeeper::Model

Extended by:
ActiveSupport::Concern
Defined in:
lib/crypt_keeper/model.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#ensure_valid_field!(field) ⇒ Object

Public: Ensures that each field exist and is of type text. This prevents encrypted data from being truncated.


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# File 'lib/crypt_keeper/model.rb', line 10

def ensure_valid_field!(field)
  if self.class.columns_hash["#{field}"].nil?
    raise ArgumentError, "Column :#{field} does not exist"
  elsif !%i(text binary).include?(self.class.columns_hash["#{field}"].type)
    raise ArgumentError, "Column :#{field} must be of type 'text' or 'binary' \
to be used for encryption"
  end
end