Module: Mongoid::Validations::ClassMethods

Defined in:
lib/mongoid/validations.rb

Instance Method Summary collapse

Instance Method Details

#validates_relation(metadata) ⇒ Object

Adds an associated validator for the relation if the validate option was not provided or set to true.

Examples:

Set up validation.

Person.validates_relation(metadata)

Parameters:

  • metadata (Metadata) —

    The relation metadata.

Since:

  • 2.0.0.rc.1



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# File 'lib/mongoid/validations.rb', line 122

def validates_relation(metadata)
  if metadata.validate?
    validates_associated(metadata.name)
  end
end

#validates_with(*args, &block) ⇒ Object

Note:

See ActiveModel::Validations::With for full options. This is overridden to add autosave functionality when presence validation is added.

Add validation with the supplied validators forthe provided fields with options.

Examples:

Validate with a specific validator.

validates_with MyValidator, on: :create

Parameters:

  • *args (Class<Array>, Hash) —

    The validator classes and options.

Since:

  • 3.0.0



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# File 'lib/mongoid/validations.rb', line 141

def validates_with(*args, &block)
  if args.first == PresenceValidator
    args.last[:attributes].each do |name|
      metadata = relations[name.to_s]
      if metadata && metadata[:autosave] != false
        autosave(metadata.merge!(autosave: true))
      end
    end
  end
  super
end

#validating_with_query? ⇒ true, false

Are we currently performing a validation that has a query?

Examples:

Are we validating with a query?

Model.validating_with_query?

Returns:

  • (true, false) —

    If we are validating with a query.

Since:

  • 3.0.2



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# File 'lib/mongoid/validations.rb', line 161

def validating_with_query?
  Threaded.executing?("#{name}-validate-with-query")
end