Module: Sorcery::Model

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# File 'lib/sorcery/model.rb', line 10

def self.included(klass)
  klass.class_eval do
    class << self
      def authenticates_with_sorcery!
        @sorcery_config = Config.new
        self.class_eval do
          extend ClassMethods # included here, before submodules, so they can be overriden by them.
          include InstanceMethods
          include TemporaryToken
        end
        
        include_required_submodules!

        # This runs the options block set in the initializer on the model class.
        ::Sorcery::Controller::Config.user_config.tap{|blk| blk.call(@sorcery_config) if blk}
        
        init_mongoid_support! if defined?(Mongoid) and self.ancestors.include?(Mongoid::Document)
        init_mongo_mapper_support! if defined?(MongoMapper) and self.ancestors.include?(MongoMapper::Document)

        init_orm_hooks!
        
        @sorcery_config.after_config << :add_config_inheritance if @sorcery_config.subclasses_inherit_config
        @sorcery_config.after_config.each { |c| send(c) }
      end
      
      protected
      
      # includes required submodules into the model class, 
      # which usually is called User.
      def include_required_submodules!
        self.class_eval do
          @sorcery_config.submodules = ::Sorcery::Controller::Config.submodules
          @sorcery_config.submodules.each do |mod|
            begin
              include Submodules.const_get(mod.to_s.split("_").map {|p| p.capitalize}.join("")) 
            rescue NameError
              # don't stop on a missing submodule. Needed because some submodules are only defined 
              # in the controller side.
            end
          end
        end
      end
      
      # defines mongoid fields on the model class,
      # using 1.8.x hash syntax to perserve compatibility.
      def init_mongoid_support!
        self.class_eval do
          sorcery_config.username_attribute_names.each do |username|
            field username,         :type => String
          end
          field sorcery_config.email_attribute_name,            :type => String unless sorcery_config.username_attribute_names.include?(sorcery_config.email_attribute_name)
          field sorcery_config.crypted_password_attribute_name, :type => String
          field sorcery_config.salt_attribute_name,             :type => String
        end
      end
      
      # defines mongo_mapper fields on the model class,
      def init_mongo_mapper_support!
        self.class_eval do
          sorcery_config.username_attribute_names.each do |username|
            key username, String
          end
          key sorcery_config.email_attribute_name, String unless sorcery_config.username_attribute_names.include?(sorcery_config.email_attribute_name)
          key sorcery_config.crypted_password_attribute_name, String
          key sorcery_config.salt_attribute_name, String
        end
      end

      # add virtual password accessor and ORM callbacks.
      def init_orm_hooks!
        self.class_eval do
          attr_accessor @sorcery_config.password_attribute_name
          attr_protected @sorcery_config.crypted_password_attribute_name, @sorcery_config.salt_attribute_name
          before_save :encrypt_password, :if => Proc.new { |record|
            record.send(sorcery_config.password_attribute_name).present?
          }
          after_save :clear_virtual_password, :if => Proc.new { |record|
            record.send(sorcery_config.password_attribute_name).present?
          }
        end
      end
    end
  end
end