Class: Rivendell::DB::Cart

Inherits:
Object
  • Object
show all
Includes:
DataMapper::Resource
Defined in:
lib/rivendell/db/cart.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.duplicated(*fields) ⇒ Object 



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# File 'lib/rivendell/db/cart.rb', line 24

def self.duplicated(*fields)
  sql_fields = fields.join(", ")
  query = "select GROUP_CONCAT(NUMBER) as numbers, #{sql_fields} from CART group by #{sql_fields} having count(NUMBER) > 1;"

  repository(:default).adapter.select(query).map do |duplicated_group|
    field_values = fields.inject({}) { |map, field| map[field] = duplicated_group.send(field); map }
    numbers = duplicated_group.numbers.split(",").map(&:to_i)
    { :numbers => numbers, :fields => field_values }
  end
end

Instance Method Details

#use_free_number(context = :default) ⇒ Object 



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# File 'lib/rivendell/db/cart.rb', line 20

def use_free_number(context = :default)
  self.number = group.free_cart_number if group
end