Module: ActiveModel::Validations::ClassMethods

Defined in:
lib/validators/validates_datetime.rb,
lib/validators/validates_ip_address.rb,
lib/validators/validates_ownership_of.rb,
lib/validators/validates_cpf_format_of.rb,
lib/validators/validates_url_format_of.rb,
lib/validators/validates_cnpj_format_of.rb,
lib/validators/validates_email_format_of.rb

Instance Method Summary collapse

Instance Method Details

#validates_cnpj_format_of(*attr_names) ⇒ Object Also known as: validates_cnpj

Validates whether or not the specified CNPJ is valid.

class User < ActiveRecord::Base
  validates_cnpj_format_of :document
end



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# File 'lib/validators/validates_cnpj_format_of.rb', line 19

def validates_cnpj_format_of(*attr_names)
  require "cnpj"
  validates_with CnpjValidator, _merge_attributes(attr_names)
rescue LoadError
  fail "cpf_cnpj is not part of the bundle. Add it to Gemfile."
end

#validates_cpf_format_of(*attr_names) ⇒ Object Also known as: validates_cpf

Validates whether or not the specified CPF is valid.

class User < ActiveRecord::Base
  validates_cpf_format_of :document
end



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# File 'lib/validators/validates_cpf_format_of.rb', line 19

def validates_cpf_format_of(*attr_names)
  require "cpf"
  validates_with CpfValidator, _merge_attributes(attr_names)
rescue LoadError
  fail "cpf_cnpj is not part of the bundle. Add it to Gemfile."
end

#validates_datetime(*attr_names) ⇒ Object

Validates whether or not the specified e-mail address is valid.

class User < ActiveRecord::Base
  validates_datetime :birth
end

Other usages:

validates_datetime :starts_at, :after => 2.years.ago
validates_datetime :starts_at, :before => 2.years.ago
validates_datetime :starts_at, :before => :today
validates_datetime :starts_at, :before => :now
validates_datetime :starts_at, :before => :ends_at
validates_datetime :ends_at, :after => :starts_at



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# File 'lib/validators/validates_datetime.rb', line 86

def validates_datetime(*attr_names)
  validates_with DatetimeValidator, _merge_attributes(attr_names)
end

#validates_email_format_of(*attr_names) ⇒ Object Also known as: validates_email

Validates whether or not the specified e-mail address is valid.

class User < ActiveRecord::Base
  validates_email_format_of :email
end



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# File 'lib/validators/validates_email_format_of.rb', line 21

def validates_email_format_of(*attr_names)
  validates_with EmailValidator, _merge_attributes(attr_names)
end

#validates_ip_address(*attr_names) ⇒ Object

Validates whether or not the specified URL is valid.

validates_ip_address :ip  #=> accepts both v4 and v6
validates_ip_address :ip, :only => :v4
validates_ip_address :ip, :only => :v6



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# File 'lib/validators/validates_ip_address.rb', line 42

def validates_ip_address(*attr_names)
  validates_with IpAddressValidator, _merge_attributes(attr_names)
end

#validates_ownership_of(*attr_names) ⇒ Object

Validates whether the owner of the specified attribute is the same from the current object.

class Task < ActiveRecord::Base
  belongs_to :user
  belongs_to :category

  validates_ownership_of :category, :with => :user
end

user = User.find(1)
another_user = User.find(2)

user_category = user.categories.first
another_user_category = another_user.categories.first

task = user.tasks.create(:category => user_category)
task.valid?
#=> true

task = user.tasks.create(:category => another_user_category)
task.valid?
#=> false



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# File 'lib/validators/validates_ownership_of.rb', line 46

def validates_ownership_of(*attr_names)
  validates_with OwnershipValidator, _merge_attributes(attr_names)
end

#validates_url_format_of(*attr_names) ⇒ Object Also known as: validates_url

Validates whether or not the specified URL is valid.

class User < ActiveRecord::Base
  validates_url_format_of :site
end



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# File 'lib/validators/validates_url_format_of.rb', line 21

def validates_url_format_of(*attr_names)
  validates_with UrlValidator, _merge_attributes(attr_names)
end