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@@ -47,11 +47,17 @@ module PreferenceFu
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       @preferences_object ||= Preferences.new(read_attribute(preferences_column.to_sym), self)
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     end
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+    def preferences=(prefs)
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+      preferences.store(prefs)
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+    end
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+    
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   end
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   class Preferences
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+    include Enumerable
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+    
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     attr_accessor :instance, :options
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     def initialize(prefs, instance)
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@@ -73,6 +79,16 @@ module PreferenceFu
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     end
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+    def each
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+      @options.each_value do |hsh|
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+        yield hsh[:key], self[hsh[:key]]
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+      end
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+    end
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+    
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+    def size
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+      @options.size
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+    end
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+    
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     def [](key)
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       instance_variable_get("@#{key}")
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     end
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@@ -83,6 +99,13 @@ module PreferenceFu
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       update_permissions
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     end
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+    # used for mass assignment of preferences, such as a hash from params
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+    def store(prefs)
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+      prefs.each do |key, value|
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+        self[key] = value
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+      end if prefs.respond_to?(:each)
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+    end
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+    
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     def to_i
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       @options.inject(0) do |bv, (idx, hsh)|
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         bv |= instance_variable_get("@#{hsh[:key]}") ? idx : 0
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@@ -112,97 +135,4 @@ module PreferenceFu
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     receiver.extend         ClassMethods
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     receiver.send :include, InstanceMethods
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   end
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-end
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-
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-# module PreferenceFu
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-#     
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-#   def has_preferences(*attrs)
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-#     
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-#     class_eval do
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-#       
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-#       Preferences.set_options = *attrs
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-#             
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-#       composed_of :preferences, :class_name => 'PreferenceFu::Preferences'
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-#       
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-#     end
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-#     
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-#   end
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-#   
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-#   class Preferences
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-#         
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-#     cattr_accessor :options
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-#     
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-#     class << self
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-#       
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-#       def set_options=(hsh)
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-#         idx = 0; @@options = {}
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-#         hsh.each do |pref, default|
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-#           @@options[2**idx] = { :key => pref.to_sym, :default => default }
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-#           attr_reader pref.to_sym
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-#           idx += 1
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-#         end
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-#         
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-#         @@options
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-#       end
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-#       
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-#     end
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-#     
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-#     def initialize(prefs)
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-#       if prefs.nil? or prefs.is_a?(Hash)
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-#         @@options.each do |idx, hsh|
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-#           instance_variable_set("@#{hsh[:key]}", hsh[:default])
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-#         end
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-#       end
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-#       
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-#       if prefs.is_a?(Hash)
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-#         prefs.each do |key, value|
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-#           instance_variable_set("@#{key}", true) if is_true(value)
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-#         end
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-#       elsif prefs.is_a?(Numeric)  
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-#         @@options.each do |idx, hsh|
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-#           instance_variable_set("@#{hsh[:key]}", (prefs & idx) != 0 ? true : false)
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-#         end
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-#       end
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-#       
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-#     end
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-#     
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-#     def [](key)
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-#       # true if key exists and is true
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-#       instance_variable_get("@#{key}")
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-#     end
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-#     
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-#     def set(key, value)
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-#       # composed_of is immutable, and thus can only update with a new object
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-#       # idx, hsh = lookup(key)
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-#       # if idx
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-#       #   @@options[idx][:value] = value
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-#       #   instance_variable_set("@#{key}", value)
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-#       # end
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-#       Preferences.new(:download_stuff => true)
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-#     end
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-# 
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-#     def to_hash
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-#       @@options
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-#     end
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-#     
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-#     def preferences
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-#       @@options.inject(0) do |bv, (idx, hsh)|
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-#         bv |= instance_variable_get("@#{hsh[:key]}") ? idx : 0
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-#       end
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-#     end
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-#     
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-#     private
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-#       def is_true(value)
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-#         case value
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-#         when true, 1, /1|y|yes/i then true
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-#         else false
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-#         end
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-#       end
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-#       
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-#       def lookup(key)
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-#         @@options.find { |idx, hsh| hsh[:key] == key.to_sym }
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-#       end
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-#     
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-#   end
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-#   
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-# end
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\ No newline at end of file
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+end
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\ No newline at end of file