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Contents
# encoding: utf-8
module Mongoid #:nodoc:
module Associations #:nodoc:
class Options < Hash #:nodoc:
# Create the new +Options+ object, which provides convenience methods for
# accessing values out of an options +Hash+.
def initialize(attributes = {})
self.merge!(attributes)
end
# For relational associations we want to know if we cascade deletes or
# destroys to associations.
def dependent
self[:dependent]
end
# Returns the extension if it exists, nil if not.
def extension
self[:extend]
end
# Returns true is the options have extensions.
def extension?
!extension.nil?
end
# Return the foreign key if it exists, otherwise inflect it from the
# associated class name.
def foreign_key
key = self[:foreign_key] || klass.name.to_s.foreign_key
key.to_s
end
# Returns whether the foreign key column is indexed.
def index
self[:index] || false
end
# Returns the name of the inverse_of association
def inverse_of
self[:inverse_of]
end
# Return a +Class+ for the options. See #class_name
def klass
class_name.constantize
end
# Return a +String+ representing the associated class_name. If a class_name
# was provided, then the constantized class_name will be returned. If not,
# a constant based on the association name will be returned.
def class_name
self[:class_name] || name.to_s.classify
end
# Returns the association name of the options.
def name
self[:name].to_s
end
# Returns whether or not this association is polymorphic.
def polymorphic
self[:polymorphic] == true
end
# Used with references_many to save as array of ids.
def stored_as
self[:stored_as]
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems