1、增加组织相关数据表

2、增加组织和项目的关联关系

app/models/organization.rb

@@ -0,0 +1,5 @@
+class Organization < ActiveRecord::Base
+  attr_accessible :logo_link, :name
+
+  has_many :projects
+end

app/models/project.rb

@@ -92,6 +92,8 @@ class Project < ActiveRecord::Base
   has_many :tags, :through => :project_tags, :class_name => 'Tag'
   has_many :project_tags, :class_name => 'ProjectTags'
 
+  belongs_to :organization
+
   # has_many :journals
 
   acts_as_nested_set :order => 'name', :dependent => :destroy

db/migrate/20150305011023_create_organizations.rb

@@ -0,0 +1,10 @@
+class CreateOrganizations < ActiveRecord::Migration
+  def change
+    create_table :organizations do |t|
+      t.string :name
+      t.string :logo_link
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20150305011359_add_organization_to_project.rb

@@ -0,0 +1,9 @@
+class AddOrganizationToProject < ActiveRecord::Migration
+  def up
+    add_column :projects, :organization_id, :integer
+  end
+
+  def down
+    remove_column :projects, :organization_id
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20150128032421) do
+ActiveRecord::Schema.define(:version => 20150305011359) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -802,6 +802,13 @@ ActiveRecord::Schema.define(:version => 20150128032421) do
     t.integer  "project_id"
   end
 
+  create_table "organizations", :force => true do |t|
+    t.string   "name"
+    t.string   "logo_link"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "poll_answers", :force => true do |t|
     t.integer  "poll_question_id"
     t.text     "answer_text"
@@ -926,6 +933,7 @@ ActiveRecord::Schema.define(:version => 20150128032421) do
     t.integer  "user_id"
     t.integer  "dts_test",        :default => 0
     t.string   "enterprise_name"
+    t.integer  "organization_id"
   end
 
   add_index "projects", ["lft"], :name => "index_projects_on_lft"

spec/models/organization_spec.rb

@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe Organization do
+  pending "add some examples to (or delete) #{__FILE__}"
+end