Initial commit of foodsoft 2

vendor/plugins/acts_as_configurable/lib/configurable_setting.rb

@@ -0,0 +1,50 @@
+# this is the base class of all configurable settings
+class ConfigurableSetting < ActiveRecord::Base
+  belongs_to :configurable, :polymorphic => true
+  belongs_to :targetable, :polymorphic => true
+
+  # ==For migration up
+  # in your migration self.up method:
+  #   <tt>ConfigurableSetting.create_table</tt>
+  def self.create_table
+    self.connection.create_table :configurable_settings, :options => 'ENGINE=InnoDB' do |t|
+      t.column :configurable_id,      :integer
+      t.column :configurable_type,    :string
+      t.column :targetable_id,        :integer
+      t.column :targetable_type,      :string
+      t.column :name,                 :string, :null => false
+      t.column :value_type,           :string
+      t.column :value,                :text, :null => true
+    end
+    self.connection.add_index :configurable_settings, :name
+  end
+  
+  # ==For migration down
+  # in your migration self.down method:
+  #   <tt>ConfigurableSetting.drop_table</tt>
+  def self.drop_table
+    self.connection.remove_index :configurable_settings, :name
+    self.connection.drop_table :configurable_settings
+  end
+  
+  # returns a string with the classname of configurable
+  def self.configurable_class(configurable) # :nodoc:
+    ActiveRecord::Base.send(:class_name_of_active_record_descendant, configurable.class).to_s
+  end
+  
+  # returns a string with the classname of configurable
+  def self.targetable_class(targetable) # :nodoc:
+    ActiveRecord::Base.send(:class_name_of_active_record_descendant, targetable.class).to_s
+  end
+  
+  # returns the instance of the "owner" of the setting
+  def self.find_configurable(configured_class, configured_id) # :nodoc:
+    configured_class.constantize.find(configured_id)
+  end
+  
+  # returns the instance of the "target" of the setting
+  def self.find_targetable(targeted_class, targeted_id) # :nodoc:
+    targeted_class.constantize.find(targeted_id)
+  end
+  
+end