work on note views

app/models/note.rb

@@ -3,22 +3,29 @@ class Note < ActiveRecord::Base
   belongs_to :post
   belongs_to :creator, :class_name => "User"
   belongs_to :updater, :class_name => "User"
-  before_save :initialize_creator
-  before_save :blank_body
-  has_many :versions, :class_name => "NoteVersion"
+  before_validation :initialize_creator, :on => :create
+  before_validation :initialize_updater
+  before_validation :blank_body
+  has_many :versions, :class_name => "NoteVersion", :order => "note_versions.id ASC"
   after_save :update_post
   after_save :create_version
   validate :post_must_not_be_note_locked
   validates_presence_of :updater_id, :updater_ip_addr
   attr_accessible :x, :y, :width, :height, :body, :updater_id, :updater_ip_addr, :is_active
   scope :active, where("is_active = TRUE")
+  scope :body_matches, lambda {|query| where("text_index @@ plainto_tsquery(?)", query)}
+  search_method :body_matches
   
   def presenter
     @presenter ||= NotePresenter.new(self)
   end
   
   def initialize_creator
-    self.creator_id = updater_id
+    self.creator_id = CurrentUser.id
+  end
+  
+  def initialize_updater
+    self.updater_id = CurrentUser.id
   end
   
   def post_must_not_be_note_locked
@@ -61,30 +68,30 @@ class Note < ActiveRecord::Base
     )
   end
   
-  def revert_to(version, reverter_id, reverter_ip_addr)
+  def revert_to(version)
     self.x = version.x
     self.y = version.y
     self.body = version.body
     self.width = version.width
     self.height = version.height
     self.is_active = version.is_active
-    self.updater_id = reverter_id
-    self.updater_ip_addr = reverter_ip_addr
+    self.updater_id = CurrentUser.id
+    self.updater_ip_addr = CurrentUser.ip_addr
   end
   
-  def revert_to!(version, reverter_id, reverter_ip_addr)
-    revert_to(version, reverter_id, reverter_ip_addr)
+  def revert_to!(version)
+    revert_to(version)
     save!
   end
 
-  def self.undo_changes_by_user(user_id, reverter_id, reverter_ip_addr)
+  def self.undo_changes_by_user(user_id)
     transaction do
       notes = Note.joins(:versions).where(["note_versions.updater_id = ?", user_id]).select("DISTINCT notes.*").all
       NoteVersion.destroy_all(["updater_id = ?", user_id])
       notes.each do |note|
         first = note.versions.first
         if first
-          note.revert_to!(first, reverter_id, reverter_ip_addr)
+          note.revert_to!(first)
         end
       end
     end