Namespace model added. Migration to convert exit project/groups

app/models/group.rb

@@ -10,26 +10,7 @@
 #  updated_at :datetime         not null
 #
 
-class Group < ActiveRecord::Base
-  attr_accessible :code, :name, :owner_id
-
-  has_many :projects
-  belongs_to :owner, class_name: "User"
-
-  validates :name, presence: true, uniqueness: true
-  validates :code, presence: true, uniqueness: true
-  validates :owner, presence: true
-
-  delegate :name, to: :owner, allow_nil: true, prefix: true
-
-  def self.search query
-    where("name LIKE :query OR code LIKE :query", query: "%#{query}%")
-  end
-
-  def to_param
-    code
-  end
-
+class Group < Namespace
   def users
     User.joins(:users_projects).where(users_projects: {project_id: project_ids}).uniq
   end

app/models/namespace.rb

@@ -0,0 +1,20 @@
+class Namespace < ActiveRecord::Base
+  attr_accessible :code, :name, :owner_id
+
+  has_many :projects
+  belongs_to :owner, class_name: "User"
+
+  validates :name, presence: true, uniqueness: true
+  validates :code, presence: true, uniqueness: true
+  validates :owner, presence: true
+
+  delegate :name, to: :owner, allow_nil: true, prefix: true
+
+  def self.search query
+    where("name LIKE :query OR code LIKE :query", query: "%#{query}%")
+  end
+
+  def to_param
+    code
+  end
+end

app/models/project.rb

@@ -32,7 +32,8 @@ class Project < ActiveRecord::Base
   attr_accessor :error_code
 
   # Relations
-  belongs_to :group
+  belongs_to :group, foreign_key: "namespace_id", conditions: 'type = Group'
+  belongs_to :namespace
   belongs_to :owner, class_name: "User"
   has_many :users,          through: :users_projects
   has_many :events,         dependent: :destroy
@@ -192,4 +193,12 @@ class Project < ActiveRecord::Base
   def gitlab_ci?
     gitlab_ci_service && gitlab_ci_service.active
   end
+
+  def path_with_namespace
+    if namespace
+      namespace.code + '/' + path
+    else
+      path
+    end
+  end
 end