couchrest_model/lib/couchrest/model/casted_model.rb

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module CouchRest::Model
module CastedModel
extend ActiveSupport::Concern
included do
include CouchRest::Model::Configuration
include CouchRest::Model::Callbacks
include CouchRest::Model::Properties
include CouchRest::Model::PropertyProtection
include CouchRest::Model::Associations
include CouchRest::Model::Validations
attr_accessor :casted_by
end
def initialize(keys = {})
raise StandardError unless self.is_a? Hash
prepare_all_attributes(keys)
super()
end
def []= key, value
super(key.to_s, value)
end
def [] key
super(key.to_s)
end
# Gets a reference to the top level extended
# document that a model is saved inside of
def base_doc
return nil unless @casted_by
@casted_by.base_doc
end
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# False if the casted model has already
# been saved in the containing document
def new?
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@casted_by.nil? ? true : @casted_by.new?
end
alias :new_record? :new?
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def persisted?
!new?
end
# The to_param method is needed for rails to generate resourceful routes.
# In your controller, remember that it's actually the id of the document.
def id
return nil if base_doc.nil?
base_doc.id
end
alias :to_key :id
alias :to_param :id
# Sets the attributes from a hash
def update_attributes_without_saving(hash)
hash.each do |k, v|
raise NoMethodError, "#{k}= method not available, use property :#{k}" unless self.respond_to?("#{k}=")
end
hash.each do |k, v|
self.send("#{k}=",v)
end
end
alias :attributes= :update_attributes_without_saving
end
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end