Module: IHelpers::ActiveRecord::Validations::ClassMethods

Defined in:
lib/i_helpers/active_record/validations.rb

Instance Method Summary collapse

Instance Method Details

#validates_as_email(*attr_names) ⇒ Object

Taken from: marklunds.com/articles/one/312



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# File 'lib/i_helpers/active_record/validations.rb', line 12

def validates_as_email(*attr_names)
  configuration = {
    :message   => :email,
    :with      => Format::EMAIL, # Requires simply_useful gem
  }
  configuration.update(attr_names.extract_options!)

  validates_format_of attr_names, configuration
end

#validates_as_immutable(*attr_names) ⇒ Object 



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# File 'lib/i_helpers/active_record/validations.rb', line 39

def validates_as_immutable(*attr_names)
  options = attr_names.extract_options!
  options.reverse_merge!({:message => :immutable, :allow_change_from_nil => false, :on => :save})

  validates_each(attr_names, options) do |record, attr_name, value|
    if !record.new_record? && record.send("#{attr_name}_changed?") &&
        !(options[:allow_change_from_nil] && record.send("#{attr_name}_was").nil?)
      record.errors.add(attr_name, options[:message])
    end
  end
end

#validates_as_phone(*attr_names) ⇒ Object

Taken from: marklunds.com/articles/one/312



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# File 'lib/i_helpers/active_record/validations.rb', line 23

def validates_as_phone(*attr_names)
  configuration = {
    :message => :phone,
    :on => :save
  }
  configuration.update(attr_names.extract_options!)

  validates_each(attr_names, configuration) do |record, attr_name, value|
    n_digits = value.scan(/[0-9]/).size
    valid_chars = (value =~ /^[+\/\-() 0-9]+$/)
    if !(n_digits > 5 && valid_chars)
      record.errors.add(attr_name, configuration[:message])
    end
  end
end