wip

app/models/notification.rb

@@ -7,7 +7,7 @@ class Notification < ActiveRecord::Base
   include Diaspora::Socketable
 
   belongs_to :recipient, :class_name => 'User'
-  belongs_to :actor, :class_name => 'Person'
+  has_many :actors, :class_name => 'Person', :through => :notification_actors
   belongs_to :target, :polymorphic => true
 
   def self.for(recipient, opts={})

app/models/notification_actor.rb

+#   Copyright (c) 2010, Diaspora Inc.  This file is
+#   licensed under the Affero General Public License version 3 or later.  See
+#   the COPYRIGHT file.
+
+class NotificationActor < ActiveRecord::Base
+
+  belongs_to :notification
+  belongs_to :person
+
+end

app/models/person.rb

@@ -29,6 +29,8 @@ class Person < ActiveRecord::Base
 
   belongs_to :owner, :class_name => 'User'
 
+  has_many :notifications, :through => :notification_actors
+
   before_destroy :remove_all_traces
   before_validation :clean_url
 

db/migrate/20110110023610_notification_multiple_people.rb

+class NotificationMultiplePeople < ActiveRecord::Migration
+  def self.up
+    create_table :notification_actors do |t|
+      t.integer :notifications_id
+      t.integer :person_id
+      t.timestamps
+    end
+    
+    add_index :notification_actors, :notifications_id
+    add_index :notification_actors, [:notifications_id, :person_id] , :unique => true
+    add_index :notification_actors, :person_id  ## if i am not mistaken we don't need this one because we won't query person.notifications
+
+    execute "INSERT INTO notification_actors (id, person_id) " +
+      " SELECT id , actor_id " +
+      " FROM notifications"
+  end
+
+  def self.down
+    remove_index :notification_actors, :notifications_id
+    remove_index :notification_actors, [:notifications_id, :person_id]
+    remove_index :notification_actors, :person_id
+    
+    drop_table :notification_actors
+  end
+end

db/schema.rb

@@ -293,6 +293,17 @@ ActiveRecord::Schema.define(:version => 20110127000953) do
 
   add_index "mongo_users", ["mongo_id"], :name => "index_mongo_users_on_mongo_id", :unique => true
 
+  create_table "notification_actors", :force => true do |t|
+    t.integer  "notifications_id"
+    t.integer  "person_id"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  add_index "notification_actors", ["notifications_id", "person_id"], :name => "index_notification_actors_on_notifications_id_and_person_id", :unique => true
+  add_index "notification_actors", ["notifications_id"], :name => "index_notification_actors_on_notifications_id"
+  add_index "notification_actors", ["person_id"], :name => "index_notification_actors_on_person_id"
+
   create_table "notifications", :force => true do |t|
     t.string   "target_type"
     t.integer  "target_id"