Sha256: 1851bf3b748b34de3decea58ccdad0efa8a084ecd1bf83d0be230e1b61fdb4ae
Contents?: true
Size: 1.25 KB
Versions: 10
Compression:
Stored size: 1.25 KB
Contents
# encoding: utf-8
module Mongoid # :nodoc:
module Relations #:nodoc:
# Superclass for all builder objects. Builders are responsible for either
# looking up a relation's target from the database, or creating them from a
# supplied attributes hash.
class Builder
attr_reader :metadata, :object
# Instantiate the new builder for a relation.
#
# @example Create the builder.
# Builder.new(metadata, { :field => "value })
#
# @param [ Metdata ] metadata The metadata for the relation.
# @param [ Hash, BSON::ObjectId ] object The attributes to build from or
# id to query with.
#
# @since 2.0.0.rc.1
def initialize(metadata, object)
@metadata, @object = metadata, object
end
protected
# Do we need to perform a database query? It will be so if the object we
# have is not a document.
#
# @example Should we query the database?
# builder.query?
#
# @return [ true, false ] Whether a database query should happen.
#
# @since 2.0.0.rc.1
def query?
return true unless object.respond_to?(:to_a)
obj = object.to_a.first
!obj.respond_to?(:attributes) && !obj.nil?
end
end
end
end
Version data entries
10 entries across 10 versions & 3 rubygems