Class: Ember::Schema::ActiveModel

Inherits:
Object
  • Object
show all
Defined in:
lib/ember/schema/active_model.rb

Instance Method Summary collapse

Instance Method Details

#camelize(serializer, klass) ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 28

def camelize(serializer, klass)
  (serializer._root || klass.name).camelize
end

#descendants(serializer) ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 12

def descendants(serializer)
  serializers
end

#get_klass(serializer) ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 16

def get_klass(serializer)
  module_name = serializer.name.deconstantize
  class_name = serializer.root_name.camelize
  full_name = [module_name, class_name].reject(&:empty?).join("::")
  begin
    return full_name.constantize
  rescue => e
    p " - Unable to find model: '#{full_name}'. Skipping schema processing."
    return nil
  end
end

#get_type(association) ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 74

def get_type(association)
  if association.is_a? ::ActiveModel::Serializer::Association::HasMany
    return "has_many"
  elsif association.is_a? ::ActiveModel::Serializer::Association::HasOne
    return "belongs_to"
  end
  return nil
end

#schema(serializer, klass) ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 32

def schema(serializer, klass)
  columns = if klass.respond_to? :columns_hash then klass.columns_hash else {} end

  attrs = {}
  serializer._attributes.each do |name|
    option = serializer._options[name] || {}
    if option[:type].present?
      attrs[name] = option[:type]
    else
      # If no type is given, attempt to get it from the Active Model class
      if column = columns[name.to_s]
        attrs[name] = column.type
      else
        # Other wise default to string
        attrs[name] = "string"
      end
    end
  end

  associations = {}
  serializer._associations.each do |attr, association|
    #association = association_class.new(attr, self)

    if model_association = get_type(association)
      # Real association.
      association_class_name = association.options[:class_name]
      key = association.key.gsub(/_id/,'')
      associations[key] = { model_association => association_class_name || key }
      associations[key][:async] = (association.options[:async] || false) if association.options.has_key? :async
      associations[key][:polymorphic] = (association.options[:polymorphic] || false) if association.options.has_key? :polymorphic
    else
      # Computed association. We could infer has_many vs. has_one from
      # the association class, but that would make it different from
      # real associations, which read has_one vs. belongs_to from the
      # model.
      associations[association.key] = nil
    end
  end

  return { :attributes => attrs, :associations => associations }
end

#serializers ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 8

def serializers
  ::ActiveModel::Serializer.descendants.sort_by(&:final_name)
end

#superclass ⇒ Object 



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# File 'lib/ember/schema/active_model.rb', line 4

def superclass
  ::ActiveModel::Serializer
end