diff --git a/app/controllers/git/trees_controller.rb b/app/controllers/git/trees_controller.rb
index c60650ae7..e84079f88 100644
--- a/app/controllers/git/trees_controller.rb
+++ b/app/controllers/git/trees_controller.rb
@@ -20,6 +20,9 @@ class Git::TreesController < Git::BaseController
     treeish = params[:treeish].presence || @project.default_branch
     format = params[:format] || 'tar'
     commit = @project.git_repository.log(treeish, nil, :max_count => 1).first
+    if !commit or !['tar', 'zip'].include?(format)
+      raise ActiveRecord::RecordNotFound#("Couldn't send Project archive with id=#{@project.id}, treeish=#{treeish} and format=#{format}")
+    end
     name = "#{@project.owner.uname}-#{@project.name}#{@project.tags.include?(treeish) ? "-#{treeish}" : ''}-#{commit.id[0..19]}"
     fullname = "#{name}.#{format == 'tar' ? 'tar.gz' : 'zip'}"
     file = Tempfile.new fullname, 'tmp'
diff --git a/app/controllers/members_controller.rb b/app/controllers/members_controller.rb
index 9d9f8ce1f..d31b35a50 100644
--- a/app/controllers/members_controller.rb
+++ b/app/controllers/members_controller.rb
@@ -33,10 +33,10 @@ class MembersController < ApplicationController
     params['user'].keys.each { |user_id|
       role = params['user'][user_id]
 
-      if relation = parent.objects.find_by_object_id_and_object_type(user_id, 'User')
+      if relation = parent.actors.where(:actor_id => user_id, :actor_type => 'User') #find_by_actor_id_and_actor_type(user_id, 'User')
         relation.update_attribute(:role, role)
       else
-        relation = parent.objects.build(:object_id => user_id, :object_type => 'User', :role => role)
+        relation = parent.actors.build(:actor_id => user_id, :actor_type => 'User', :role => role)
         relation.save!
       end
     } if params['user']
@@ -53,7 +53,7 @@ class MembersController < ApplicationController
   def remove
     if params[:id]
       u = User.find(params[:id])
-      Relation.by_object(u).by_target(parent)[0].destroy
+      Relation.by_actor(u).by_target(parent)[0].destroy
 
       redirect_to groups_path
     else
@@ -65,7 +65,7 @@ class MembersController < ApplicationController
 
       all_user_ids.each do |user_id|
         u = User.find(user_id)
-        Relation.by_object(u).by_target(parent).each {|r| r.destroy}
+        Relation.by_actor(u).by_target(parent).each {|r| r.destroy}
       end
 
       redirect_to edit_group_members_path(parent)
@@ -75,8 +75,8 @@ class MembersController < ApplicationController
   def add
     if params['user_id'] and !params['user_id'].empty?
       @user = User.find_by_uname(params['user_id'])
-      unless parent.objects.exists? :object_id => @user.id, :object_type => 'User'
-        relation = parent.objects.build(:object_id => @user.id, :object_type => 'User', :role => params[:role])
+      unless parent.actors.exists? :actor_id => @user.id, :actor_type => 'User'
+        relation = parent.actors.build(:actor_id => @user.id, :actor_type => 'User', :role => params[:role])
         if relation.save
           flash[:notice] = t("flash.members.successfully_added")
         else
diff --git a/app/controllers/platforms_controller.rb b/app/controllers/platforms_controller.rb
index 360b7a280..7ef625831 100644
--- a/app/controllers/platforms_controller.rb
+++ b/app/controllers/platforms_controller.rb
@@ -95,14 +95,14 @@ class PlatformsController < ApplicationController
   def remove_members
     all_user_ids = params['user_remove'].inject([]) {|a, (k, v)| a << k if v.first == '1'; a}
     all_user_ids.each do |uid|
-      Relation.by_target(@platform).where(:object_id => uid, :object_type => 'User').each{|r| r.destroy}
+      Relation.by_target(@platform).where(:actor_id => uid, :actor_type => 'User').each{|r| r.destroy}
     end
     redirect_to members_platform_path(@platform)
   end
 
   def remove_member
     u = User.find(params[:member_id])
-    Relation.by_object(u).by_target(@platform).each{|r| r.destroy}
+    Relation.by_actor(u).by_target(@platform).each{|r| r.destroy}
 
     redirect_to members_platform_path(@platform)
   end
@@ -110,11 +110,11 @@ class PlatformsController < ApplicationController
   def add_member
     if params[:member_id].present?
       member = User.find(params[:member_id])
-      if @platform.relations.exists?(:object_id => member.id, :object_type => member.class.to_s) or @platform.owner == member
+      if @platform.relations.exists?(:actor_id => member.id, :actor_type => member.class.to_s) or @platform.owner == member
         flash[:warning] = t('flash.platform.members.already_added', :name => member.uname)
       else
         rel = @platform.relations.build(:role => 'admin')
-        rel.object = member
+        rel.actor = member
         if rel.save
           flash[:notice] = t('flash.platform.members.successfully_added', :name => member.uname)
         else
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index 653b5fa9b..40ddb89a2 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -28,7 +28,7 @@ module ProjectsHelper
   end
 
   def alone_member?(project)
-    Relation.by_target(project).by_object(current_user).size > 0
+    Relation.by_target(project).by_actor(current_user).size > 0
   end
 
   def participant_path(participant)
diff --git a/app/models/ability.rb b/app/models/ability.rb
index c91c07f9e..0b2d06339 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -46,7 +46,7 @@ class Ability
 
         can [:read, :create, :autocomplete_group_uname], Group
         can [:update, :manage_members], Group do |group|
-          group.objects.exists?(:object_type => 'User', :object_id => user.id, :role => 'admin') # or group.owner_id = user.id
+          group.actors.exists?(:actor_type => 'User', :actor_id => user.id, :role => 'admin') # or group.owner_id = user.id
         end
         can :destroy, Group, :owner_id => user.id
 
@@ -60,7 +60,7 @@ class Ability
         can(:fork, Project) {|project| can? :read, project}
         can(:fork, Project) {|project| project.owner_type == 'Group' and can? :update, project.owner}
         can(:destroy, Project) {|project| owner? project}
-        can(:destroy, Project) {|project| project.owner_type == 'Group' and project.owner.objects.exists?(:object_type => 'User', :object_id => user.id, :role => 'admin')}
+        can(:destroy, Project) {|project| project.owner_type == 'Group' and project.owner.actors.exists?(:actor_type => 'User', :actor_id => user.id, :role => 'admin')}
         can :remove_user, Project
 
         can [:read, :owned], BuildList, :user_id => user.id
@@ -81,7 +81,7 @@ class Ability
         can [:read, :related, :members], Platform, :owner_type => 'Group', :owner_id => user.group_ids
         can([:read, :related, :members], Platform, read_relations_for('platforms')) {|platform| local_reader? platform}
         can([:update, :members], Platform) {|platform| local_admin? platform}
-        can([:destroy, :members, :add_member, :remove_member, :remove_members] , Platform) {|platform| owner? platform}
+        can([:destroy, :members, :add_member, :remove_member, :remove_members, :build_all] , Platform) {|platform| owner? platform}
         can :autocomplete_user_uname, Platform
 
         can [:read, :projects_list], Repository, :platform => {:visibility => 'open'}
@@ -140,28 +140,28 @@ class Ability
     parent ||= table
     ["#{table}.#{key} IN (
       SELECT target_id FROM relations WHERE relations.target_type = ? AND
-      (relations.object_type = 'User' AND relations.object_id = ? OR
-       relations.object_type = 'Group' AND relations.object_id IN (?)))", parent.classify, @user, @user.group_ids]
+      (relations.actor_type = 'User' AND relations.actor_id = ? OR
+       relations.actor_type = 'Group' AND relations.actor_id IN (?)))", parent.classify, @user, @user.group_ids]
   end
 
-  def relation_exists_for(object, roles)
-    object.relations.exists?(:object_id => @user.id, :object_type => 'User', :role => roles) or
-    object.relations.exists?(:object_id => @user.group_ids, :object_type => 'Group', :role => roles)
+  def relation_exists_for(target, roles)
+    target.relations.exists?(:actor_id => @user.id, :actor_type => 'User', :role => roles) or
+    target.relations.exists?(:actor_id => @user.group_ids, :actor_type => 'Group', :role => roles)
   end
 
-  def local_reader?(object)
-    relation_exists_for(object, %w{reader writer admin}) or owner?(object)
+  def local_reader?(target)
+    relation_exists_for(target, %w{reader writer admin}) or owner?(target)
   end
 
-  def local_writer?(object)
-    relation_exists_for(object, %w{writer admin}) or owner?(object)
+  def local_writer?(target)
+    relation_exists_for(target, %w{writer admin}) or owner?(target)
   end
 
-  def local_admin?(object)
-    relation_exists_for(object, 'admin') or owner?(object)
+  def local_admin?(target)
+    relation_exists_for(target, 'admin') or owner?(target)
   end
 
-  def owner?(object)
-    object.owner == @user or @user.own_groups.include?(object.owner)
+  def owner?(target)
+    target.owner == @user or @user.own_groups.include?(target.owner)
   end
 end
diff --git a/app/models/collaborator.rb b/app/models/collaborator.rb
index e8b31bfc7..c0b0e35af 100644
--- a/app/models/collaborator.rb
+++ b/app/models/collaborator.rb
@@ -17,7 +17,7 @@ class Collaborator
     def find_by_project(project)
       res = []
       project.relations.each do |r|
-        res << from_relation(r) unless project.owner_id == r.object_id and project.owner_type == r.object_type
+        res << from_relation(r) unless project.owner_id == r.actor_id and project.owner_type == r.actor_type
       end
       return res
     end
@@ -64,7 +64,7 @@ class Collaborator
 
   def relation=(model)
     @relation = model
-    @actor = @relation.object
+    @actor = @relation.actor
     @project = @relation.target
   end
 
@@ -134,15 +134,15 @@ class Collaborator
   end
 
   def relation
-    return @relation if @relation.present? and @relation.object == @actor and @relation.target == @project
+    return @relation if @relation.present? and @relation.actor == @actor and @relation.target == @project
 
     if @actor.present? and @project.present?
-      @relation = Relation.by_object(@actor).by_target(@project).limit(1).first
-      @relation ||= Relation.new(:object_id => @actor.id,   :object_type => @actor.class.to_s,
+      @relation = Relation.by_actor(@actor).by_target(@project).limit(1).first
+      @relation ||= Relation.new(:actor_id  => @actor.id,   :actor_type  => @actor.class.to_s,
                                  :target_id => @project.id, :target_type => 'Project')
     else
       @relation = Relation.new
-      @relation.object = @actor
+      @relation.actor = @actor
       @relation.target = @project
     end
     @relation
diff --git a/app/models/comment.rb b/app/models/comment.rb
index 241cde404..e5c22c36f 100644
--- a/app/models/comment.rb
+++ b/app/models/comment.rb
@@ -61,7 +61,7 @@ class Comment < ActiveRecord::Base
     if issue_comment?
       commentable.subscribes.create(:user => user) if !commentable.subscribes.exists?(:user_id => user.id)
     elsif commit_comment?
-      recipients = project.relations.by_role('admin').where(:object_type => 'User').map &:object # admins
+      recipients = project.relations.by_role('admin').where(:actor_type => 'User').map &:actor # admins
       recipients << user << User.where(:email => commentable.committer.email).first # commentor and committer
       recipients << project.owner if project.owner_type == 'User' # project owner
       recipients.compact.uniq.each do |user|
diff --git a/app/models/event_log.rb b/app/models/event_log.rb
index ca3607a82..b2a1322fd 100644
--- a/app/models/event_log.rb
+++ b/app/models/event_log.rb
@@ -1,7 +1,7 @@
 # -*- encoding : utf-8 -*-
 class EventLog < ActiveRecord::Base
   belongs_to :user
-  belongs_to :object, :polymorphic => true
+  belongs_to :eventable, :polymorphic => true
 
   # self.per_page = 1
 
@@ -10,7 +10,7 @@ class EventLog < ActiveRecord::Base
 
   before_create do
     self.user_name = user.try(:uname) || 'guest'
-    self.object_name ||= object.name if object.respond_to?(:name)
+    self.eventable_name ||= eventable.name if eventable.respond_to?(:name)
   end
   # after_create { self.class.current_controller = nil }
 
diff --git a/app/models/event_log_observer.rb b/app/models/event_log_observer.rb
index 1518ef9fd..1a6c1437c 100644
--- a/app/models/event_log_observer.rb
+++ b/app/models/event_log_observer.rb
@@ -3,24 +3,24 @@ class EventLogObserver < ActiveRecord::Observer
   observe :user, :private_user, :platform, :repository, :project, :product, :build_list, :product_build_list
 
   def after_create(record)
-    ActiveSupport::Notifications.instrument("event_log.observer", :object => record)
+    ActiveSupport::Notifications.instrument("event_log.observer", :eventable => record)
   end
 
   def before_update(record)
     case record.class.to_s
     when 'BuildList'
       if record.status_changed? and  [BuildList::BUILD_CANCELED, BuildList::BUILD_PUBLISHED].include?(record.status)
-        ActiveSupport::Notifications.instrument("event_log.observer", :object => record)
+        ActiveSupport::Notifications.instrument("event_log.observer", :eventable => record)
       end
     when 'Platform'
       if record.visibility_changed?
-        ActiveSupport::Notifications.instrument "event_log.observer", :object => record,
+        ActiveSupport::Notifications.instrument "event_log.observer", :eventable => record,
           :message => I18n.t("activerecord.attributes.platform.visibility_types.#{record.visibility}")
       end
     end
   end
 
   def after_destroy(record)
-    ActiveSupport::Notifications.instrument("event_log.observer", :object => record)
+    ActiveSupport::Notifications.instrument("event_log.observer", :eventable => record)
   end
 end
diff --git a/app/models/group.rb b/app/models/group.rb
index 6e4b798d2..d11f84bf1 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -2,12 +2,12 @@
 class Group < ActiveRecord::Base
   belongs_to :owner, :class_name => 'User'
 
-  has_many :relations, :as => :object, :dependent => :destroy
-  has_many :objects, :as => :target, :class_name => 'Relation'
-  has_many :targets, :as => :object, :class_name => 'Relation'
+  has_many :relations, :as => :actor, :dependent => :destroy
+  has_many :actors, :as => :target, :class_name => 'Relation'
+  has_many :targets, :as => :actor, :class_name => 'Relation'
 
-  has_many :members,      :through => :objects, :source => :object, :source_type => 'User',       :autosave => true
-  has_many :projects,     :through => :targets, :source => :target, :source_type => 'Project',    :autosave => true
+  has_many :members,  :through => :actors,  :source => :actor,  :source_type => 'User',    :autosave => true
+  has_many :projects, :through => :targets, :source => :target, :source_type => 'Project', :autosave => true
 
   has_many :own_projects, :as => :owner, :class_name => 'Project', :dependent => :destroy
   has_many :own_platforms, :as => :owner, :class_name => 'Platform', :dependent => :destroy
@@ -18,7 +18,7 @@ class Group < ActiveRecord::Base
 
   scope :opened, where('1=1')
   scope :by_owner, lambda {|owner| where(:owner_id => owner.id)}
-  scope :by_admin, lambda {|admin| joins(:objects).where(:'relations.role' => 'admin', :'relations.object_id' => admin.id, :'relations.object_type' => 'User')}
+  scope :by_admin, lambda {|admin| joins(:actors).where(:'relations.role' => 'admin', :'relations.actor_id' => admin.id, :'relations.actor_type' => 'User')}
 
   include Modules::Models::ActsLikeMember
 
diff --git a/app/models/issue.rb b/app/models/issue.rb
index 4afeff7a5..51a5ebac8 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -54,7 +54,7 @@ class Issue < ActiveRecord::Base
   end
 
   def collect_recipient_ids
-    recipients = self.project.relations.by_role('admin').where(:object_type => 'User').map { |rel| rel.read_attribute(:object_id) }
+    recipients = self.project.relations.by_role('admin').where(:actor_type => 'User').map { |rel| rel.read_attribute(:actor_id) }
     recipients = recipients | [self.assignee_id] if self.assignee_id
     recipients = recipients | [self.project.owner_id] if self.project.owner_type == 'User'
 
diff --git a/app/models/platform.rb b/app/models/platform.rb
index 85d799606..376d17cc7 100644
--- a/app/models/platform.rb
+++ b/app/models/platform.rb
@@ -10,8 +10,8 @@ class Platform < ActiveRecord::Base
   has_many :products, :dependent => :destroy
 
   has_many :relations, :as => :target, :dependent => :destroy
-  has_many :objects, :as => :target, :class_name => 'Relation', :dependent => :destroy
-  has_many :members, :through => :objects, :source => :object, :source_type => 'User'
+  has_many :actors, :as => :target, :class_name => 'Relation', :dependent => :destroy
+  has_many :members, :through => :actors, :source => :actor, :source_type => 'User'
 
   validates :description, :presence => true
   validates :visibility, :presence => true, :inclusion => {:in => VISIBILITIES}
@@ -148,20 +148,22 @@ class Platform < ActiveRecord::Base
 
   def update_owner_relation
     if owner_id_was != owner_id
-      r = relations.where(:object_id => owner_id_was, :object_type => owner_type_was)[0]
-      r.update_attributes(:object_id => owner_id, :object_type => owner_type)
+      r = relations.where(:actor_id => owner_id_was, :actor_type => owner_type_was)[0]
+      r.update_attributes(:actor_id => owner_id, :actor_type => owner_type)
     end
   end
 
   def build_all(user)
-    repositories.find_by_name('main').projects.find_in_batches(:batch_size => 2) do |group|
-      sleep 1
-      group.each do |p|
-        %w(i586 x86_64).each do |arch|
-          begin
-            p.build_for(self, user, arch)
-          rescue RuntimeError, Exception
-            p.delay.build_for(self, user, arch)
+    repositories.each do |rep|
+      rep.projects.find_in_batches(:batch_size => 2) do |group|
+        sleep 1
+        group.each do |p|
+          Arch.all.map(&:name).each do |arch|
+            begin
+              p.build_for(self, user, arch)
+            rescue RuntimeError, Exception
+              p.delay.build_for(self, user, arch)
+            end
           end
         end
       end
diff --git a/app/models/project.rb b/app/models/project.rb
index ff5da4bd8..7a3c9cbd4 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -13,8 +13,8 @@ class Project < ActiveRecord::Base
   has_many :repositories, :through => :project_to_repositories
 
   has_many :relations, :as => :target, :dependent => :destroy
-  has_many :collaborators, :through => :relations, :source => :object, :source_type => 'User'
-  has_many :groups,        :through => :relations, :source => :object, :source_type => 'Group'
+  has_many :collaborators, :through => :relations, :source => :actor, :source_type => 'User'
+  has_many :groups,        :through => :relations, :source => :actor, :source_type => 'Group'
   has_many :labels
 
   validates :name, :uniqueness => {:scope => [:owner_id, :owner_type], :case_sensitive => false}, :presence => true, :format => {:with => /^[a-zA-Z0-9_\-\+\.]+$/}
@@ -63,7 +63,7 @@ class Project < ActiveRecord::Base
     find_by_owner_and_name(owner_name, project_name) or raise ActiveRecord::RecordNotFound
   end
 
-  def build_for(platform, user, arch = 'i586') 
+  def build_for(platform, user, arch = 'i586', priority = 0) 
     # Select main and project platform repository(contrib, non-free and etc)
     # If main does not exist, will connect only project platform repository
     # If project platform repository is main, only main will be connect
@@ -81,6 +81,7 @@ class Project < ActiveRecord::Base
       bl.user = user
       bl.auto_publish = true # already  set as db default
       bl.include_repos = build_ids
+      bl.priority = priority
     end
   end
 
@@ -216,7 +217,7 @@ class Project < ActiveRecord::Base
   end
 
   def owner_and_admin_ids
-    recipients = self.relations.by_role('admin').where(:object_type => 'User').map { |rel| rel.read_attribute(:object_id) }
+    recipients = self.relations.by_role('admin').where(:actor_type => 'User').map { |rel| rel.read_attribute(:actor_id) }
     recipients = recipients | [self.owner_id] if self.owner_type == 'User'
     recipients
   end
diff --git a/app/models/relation.rb b/app/models/relation.rb
index 9b2494f5c..5e5e5bb5e 100644
--- a/app/models/relation.rb
+++ b/app/models/relation.rb
@@ -1,22 +1,22 @@
 # -*- encoding : utf-8 -*-
 class Relation < ActiveRecord::Base
   belongs_to :target, :polymorphic => true
-  belongs_to :object, :polymorphic => true
+  belongs_to :actor, :polymorphic => true
 
   ROLES = %w[reader writer admin]
   validates :role, :inclusion => {:in => ROLES}
 
-#  validate { errors.add(:object, :taken) if Relation.where(:object_type => self.object_type, :object_id => self.object_id).present? }
+#  validate { errors.add(:actor, :taken) if Relation.where(:actor_type => self.actor_type, :actor_id => self.actor_id).present? }
   before_validation :add_default_role
 
-  scope :by_user_through_groups, lambda {|u| where("object_type = 'User' AND object_id = ? OR object_type = 'Group' AND object_id IN (?)", u.id, u.group_ids)}
-  scope :by_object, lambda {|obj| {:conditions => ['object_id = ? AND object_type = ?', obj.id, obj.class.to_s]}}
+  scope :by_user_through_groups, lambda {|u| where("actor_type = 'User' AND actor_id = ? OR actor_type = 'Group' AND actor_id IN (?)", u.id, u.group_ids)}
+  scope :by_actor, lambda {|obj| {:conditions => ['actor_id = ? AND actor_type = ?', obj.id, obj.class.to_s]}}
   scope :by_target, lambda {|tar| {:conditions => ['target_id = ? AND target_type = ?', tar.id, tar.class.to_s]}}
   scope :by_role, lambda {|role| {:conditions => ['role = ?', role]}}
 
-  def self.create_with_role(object, target, role)
-    r = new
-    r.object = object
+  def self.create_with_role(actor, target, role)
+    r = self.new
+    r.actor = actor
     r.target = target
     r.role = role
     r.save
diff --git a/app/models/user.rb b/app/models/user.rb
index 0125e4ab1..f3f917529 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -24,8 +24,8 @@ class User < ActiveRecord::Base
   has_many :subscribes, :foreign_key => :user_id, :dependent => :destroy
   has_many :comments, :dependent => :destroy
 
-  has_many :relations, :as => :object, :dependent => :destroy
-  has_many :targets, :as => :object, :class_name => 'Relation', :dependent => :destroy
+  has_many :relations, :as => :actor, :dependent => :destroy
+  has_many :targets, :as => :actor, :class_name => 'Relation', :dependent => :destroy
 
   has_many :projects,     :through => :targets, :source => :target, :source_type => 'Project',    :autosave => true
   has_many :groups,       :through => :targets, :source => :target, :source_type => 'Group',      :autosave => true
diff --git a/app/views/activity_feeds/_sidebar.html.haml b/app/views/activity_feeds/_sidebar.html.haml
index d22e733fc..baf06577f 100644
--- a/app/views/activity_feeds/_sidebar.html.haml
+++ b/app/views/activity_feeds/_sidebar.html.haml
@@ -18,7 +18,7 @@
         %td
           = link_to t("layout.activity_feed.all_my_projects"), projects_path
 .block
-  - midnight = Date.today
+  - midnight = Time.now.utc.to_date
   %h3= t("layout.activity_feed.my_builds_by_day")
   %table{:cellpadding => "0", :cellspacing => "0"}
     %tbody
diff --git a/app/views/collaborators/edit.html.haml b/app/views/collaborators/edit.html.haml
index 5bec1f005..70f620314 100644
--- a/app/views/collaborators/edit.html.haml
+++ b/app/views/collaborators/edit.html.haml
@@ -39,7 +39,7 @@
           - Relation::ROLES.each_with_index do |role, i|
             %td
               .radio
-                = radio_button_tag "user[#{user.id}]", role, ((@project.relations.exists? :object_id => user.id, :object_type => 'User', :role => role) ? :checked : nil), :class => 'niceRadio'
+                = radio_button_tag "user[#{user.id}]", role, ((@project.relations.exists? :actor_id => user.id, :actor_type => 'User', :role => role) ? :checked : nil), :class => 'niceRadio'
               .forradio= t("layout.collaborators.role_names.#{ role }")
   = link_to_function t("layout.delete_selected"), "deleteAdminMember();", :class => 'button'
   = link_to_function t("layout.save"), "saveAdminMember();", :class => 'button right_floated'
@@ -84,7 +84,7 @@
           - Relation::ROLES.each_with_index do |role, i|
             %td
               .radio
-                = radio_button_tag "group[#{group.id}]", role, ((@project.relations.exists? :object_id => group.id, :object_type => 'Group', :role => role) ? :checked : nil), :class => 'niceRadio'
+                = radio_button_tag "group[#{group.id}]", role, ((@project.relations.exists? :actor_id => group.id, :actor_type => 'Group', :role => role) ? :checked : nil), :class => 'niceRadio'
               .forradio= t("layout.collaborators.role_names.#{ role }")
   = link_to_function t("layout.delete_selected"), "deleteAdminGroup();", :class => 'button'
   = link_to_function t("layout.save"), "saveAdminGroup();", :class => 'button right_floated'
diff --git a/app/views/event_logs/_description.html.haml b/app/views/event_logs/_description.html.haml
index eb6f9d25f..5f8359787 100644
--- a/app/views/event_logs/_description.html.haml
+++ b/app/views/event_logs/_description.html.haml
@@ -1,8 +1,8 @@
 = surround '[', ']' do
   = I18n.t "event_log.controllers.#{el.controller.underscore}", :default => el.controller
 = I18n.t "event_log.actions.#{el.controller.underscore}.#{el.action}", :default => :"event_log.actions.#{el.action}"
-- if el.object_id.present? and el.object_type.present?
-  = I18n.t "activerecord.models.#{el.object_type.underscore}"
-  = el.object_name
-  = "(id##{el.object_id})" # link_to "id##{el.object_id}", el.object
+- if el.eventable_id.present? and el.eventable_type.present?
+  = I18n.t "activerecord.models.#{el.eventable_type.underscore}"
+  = el.eventable_name
+  = "(id##{el.eventable_id})" # link_to "id##{el.eventable_id}", el.eventable
 = el.message
diff --git a/app/views/members/edit.html.haml b/app/views/members/edit.html.haml
index 81648bbaa..db09dab07 100644
--- a/app/views/members/edit.html.haml
+++ b/app/views/members/edit.html.haml
@@ -23,7 +23,7 @@
           - Relation::ROLES.each_with_index do |role, i|
             %td
               .radio
-                = radio_button_tag "user[#{user.id}]", role, ((parent.objects.exists? :object_id => user.id, :object_type => 'User', :role => role) ? :checked : nil), :class => 'niceRadio'
+                = radio_button_tag "user[#{user.id}]", role, ((parent.actors.exists? :actor_id => user.id, :actor_type => 'User', :role => role) ? :checked : nil), :class => 'niceRadio'
               .forradio= t("layout.collaborators.role_names.#{ role }")
   = link_to_function t("layout.delete"), "deleteAdminMember();", :class => 'button'
   .both
diff --git a/app/views/projects/_repo_block.html.haml b/app/views/projects/_repo_block.html.haml
index 3cf414a5b..63c1e111c 100644
--- a/app/views/projects/_repo_block.html.haml
+++ b/app/views/projects/_repo_block.html.haml
@@ -1,12 +1,13 @@
 .description-top
-  %ul.nav.zip
-    %li#menu-archive.dropdown
-      %a.dropdown-toggle{"data-toggle" => "dropdown", :href => "#menu-archive"}
-        =image_tag 'zip.png', :alt => 'ZIP'
-        %b.caret
-      %ul.dropdown-menu
-        %li=link_to "tar.gz", archive_path(project, 'tar', @treeish)
-        %li=link_to "zip", archive_path(project, 'zip', @treeish)
+  -if @commit
+    %ul.nav.zip
+      %li#menu-archive.dropdown
+        %a.dropdown-toggle{"data-toggle" => "dropdown", :href => "#menu-archive"}
+          =image_tag 'zip.png', :alt => 'ZIP'
+          %b.caret
+        %ul.dropdown-menu
+          %li=link_to "tar.gz", archive_path(project, 'tar', @treeish)
+          %li=link_to "zip", archive_path(project, 'zip', @treeish)
 
   = text_field_tag :url, git_repo_url(project.git_repo_name), :class => 'name', :spellcheck => 'false', :readonly => true
   .git_help ?
diff --git a/config/initializers/notifications.rb b/config/initializers/notifications.rb
index 75d0ebba1..0988fe186 100644
--- a/config/initializers/notifications.rb
+++ b/config/initializers/notifications.rb
@@ -1,6 +1,6 @@
 # -*- encoding : utf-8 -*-
 Warden::Manager.after_authentication do |user,auth,opts| # after_set_user, :except => fetch
-  ActiveSupport::Notifications.instrument("event_log.observer", :object => user)
+  ActiveSupport::Notifications.instrument("event_log.observer", :eventable => user)
 end
 
 Warden::Manager.before_failure do |env, opts|
@@ -10,14 +10,14 @@ Warden::Manager.before_failure do |env, opts|
 end
 
 Warden::Manager.before_logout do |user,auth,opts|
-  ActiveSupport::Notifications.instrument("event_log.observer", :object => user)
+  ActiveSupport::Notifications.instrument("event_log.observer", :eventable => user)
 end
 
 ActiveSupport::Notifications.subscribe "event_log.observer" do |name, start, finish, id, payload|
   if c = EventLog.current_controller
-    object = payload[:object]
-    message = payload[:message].presence; message ||= object.event_log_message if object.respond_to?(:event_log_message)
+    eventable = payload[:eventable]
+    message = payload[:message].presence; message ||= eventable.event_log_message if eventable.respond_to?(:event_log_message)
     EventLog.create_with_current_controller :kind => (payload[:kind].presence || 'info'), :message => message,
-                                            :object => object, :object_name => payload[:object_name].presence
+                                            :eventable => eventable, :eventable_name => payload[:eventable_name].presence
   end
 end
diff --git a/db/migrate/20120425174830_change_object_to_actor_in_relation.rb b/db/migrate/20120425174830_change_object_to_actor_in_relation.rb
new file mode 100644
index 000000000..68343b17f
--- /dev/null
+++ b/db/migrate/20120425174830_change_object_to_actor_in_relation.rb
@@ -0,0 +1,15 @@
+class ChangeObjectToActorInRelation < ActiveRecord::Migration
+  def up
+    change_table :relations do |t|
+      t.rename :object_id, :actor_id
+      t.rename :object_type, :actor_type
+    end
+  end
+
+  def down
+    change_table :relations do |t|
+      t.rename :actor_id, :object_id
+      t.rename :actor_type, :object_type
+    end
+  end
+end
diff --git a/db/migrate/20120425190938_change_object_to_eventable_in_event_log.rb b/db/migrate/20120425190938_change_object_to_eventable_in_event_log.rb
new file mode 100644
index 000000000..0bc01a01f
--- /dev/null
+++ b/db/migrate/20120425190938_change_object_to_eventable_in_event_log.rb
@@ -0,0 +1,17 @@
+class ChangeObjectToEventableInEventLog < ActiveRecord::Migration
+  def up
+    change_table :event_logs do |t|
+      t.rename :object_id,   :eventable_id
+      t.rename :object_type, :eventable_type
+      t.rename :object_name, :eventable_name
+    end
+  end
+
+  def down
+    change_table :event_logs do |t|
+      t.rename :eventable_id,   :object_id
+      t.rename :eventable_type, :object_type
+      t.rename :eventable_name, :object_name
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 268f35792..4a8dbd269 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20120418100619) do
+ActiveRecord::Schema.define(:version => 20120425190938) do
 
   create_table "activity_feeds", :force => true do |t|
     t.integer  "user_id",    :null => false
@@ -112,9 +112,9 @@ ActiveRecord::Schema.define(:version => 20120418100619) do
   create_table "event_logs", :force => true do |t|
     t.integer  "user_id"
     t.string   "user_name"
-    t.integer  "object_id"
-    t.string   "object_type"
-    t.string   "object_name"
+    t.integer  "eventable_id"
+    t.string   "eventable_type"
+    t.string   "eventable_name"
     t.string   "ip"
     t.string   "kind"
     t.string   "protocol"
@@ -280,8 +280,8 @@ ActiveRecord::Schema.define(:version => 20120418100619) do
   add_index "register_requests", ["token"], :name => "index_register_requests_on_token", :unique => true, :case_sensitive => false
 
   create_table "relations", :force => true do |t|
-    t.integer  "object_id"
-    t.string   "object_type"
+    t.integer  "actor_id"
+    t.string   "actor_type"
     t.integer  "target_id"
     t.string   "target_type"
     t.datetime "created_at"
diff --git a/lib/modules/models/acts_like_member.rb b/lib/modules/models/acts_like_member.rb
index 7598ddafb..3685685ec 100644
--- a/lib/modules/models/acts_like_member.rb
+++ b/lib/modules/models/acts_like_member.rb
@@ -8,10 +8,10 @@ module Modules
         scope :not_member_of, lambda { |item|
           where("
             #{klass.table_name}.id NOT IN (
-              SELECT relations.object_id
+              SELECT relations.actor_id
               FROM relations
               WHERE (
-                relations.object_type = '#{klass.to_s}'
+                relations.actor_type = '#{klass.to_s}'
                 AND relations.target_type = '#{item.class.to_s}'
                 AND relations.target_id = #{item.id}
               )
diff --git a/lib/modules/models/owner.rb b/lib/modules/models/owner.rb
index 06ca7fa9b..b92a067be 100644
--- a/lib/modules/models/owner.rb
+++ b/lib/modules/models/owner.rb
@@ -5,7 +5,7 @@ module Modules
       extend ActiveSupport::Concern
 
       included do
-        after_create lambda { relations.create :object_id => owner.id, :object_type => owner.class.to_s, :role => 'admin' }
+        after_create lambda { relations.create :actor_id => owner.id, :actor_type => owner.class.to_s, :role => 'admin' }
       end
 
       module ClassMethods
diff --git a/spec/controllers/build_lists_controller_spec.rb b/spec/controllers/build_lists_controller_spec.rb
index d14b5a367..a315424a6 100644
--- a/spec/controllers/build_lists_controller_spec.rb
+++ b/spec/controllers/build_lists_controller_spec.rb
@@ -103,7 +103,7 @@ describe BuildListsController do
         @owner_user = @project.owner
         @member_user = FactoryGirl.create(:user)
         rel = @project.relations.build(:role => 'reader')
-        rel.object = @member_user
+        rel.actor = @member_user
         rel.save
         @user = FactoryGirl.create(:user)
         set_session_for(@user)
@@ -116,7 +116,7 @@ describe BuildListsController do
           @build_list2 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :visibility => 'hidden'))
           @build_list3 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :owner => @user, :visibility => 'hidden'))
           @build_list4 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :visibility => 'hidden'))
-          @build_list4.project.relations.create :role => 'reader', :object_id => @user.id, :object_type => 'User'
+          @build_list4.project.relations.create :role => 'reader', :actor_id => @user.id, :actor_type => 'User'
         end
 
         it 'should be able to perform index action' do
@@ -177,17 +177,17 @@ describe BuildListsController do
       before(:each) do
         @owner_group = FactoryGirl.create(:group)
         @owner_user = FactoryGirl.create(:user)
-        @owner_group.objects.create :role => 'reader', :object_id => @owner_user.id, :object_type => 'User'
+        @owner_group.actors.create :role => 'reader', :actor_id => @owner_user.id, :actor_type => 'User'
         @member_group = FactoryGirl.create(:group)
         @member_user = FactoryGirl.create(:user)
-        @member_group.objects.create :role => 'reader', :object_id => @member_user.id, :object_type => 'User'
+        @member_group.actors.create :role => 'reader', :actor_id => @member_user.id, :actor_type => 'User'
 
         @group = FactoryGirl.create(:group)
         @user = FactoryGirl.create(:user)
-        @group.objects.create :role => 'reader', :object_id => @user.id, :object_type => 'User'
+        @group.actors.create :role => 'reader', :actor_id => @user.id, :actor_type => 'User'
 
         @project = FactoryGirl.create(:project, :owner => @owner_group)
-        @project.relations.create :role => 'reader', :object_id => @member_group.id, :object_type => 'Group'
+        @project.relations.create :role => 'reader', :actor_id => @member_group.id, :actor_type => 'Group'
 
         @build_list = FactoryGirl.create(:build_list_core, :project => @project)
 
@@ -201,7 +201,7 @@ describe BuildListsController do
           @build_list2 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :visibility => 'hidden'))
           @build_list3 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :owner => @group, :visibility => 'hidden'))
           @build_list4 = FactoryGirl.create(:build_list_core, :project => FactoryGirl.create(:project, :visibility => 'hidden'))
-          @build_list4.project.relations.create :role => 'reader', :object_id => @group.id, :object_type => 'Group'
+          @build_list4.project.relations.create :role => 'reader', :actor_id => @group.id, :actor_type => 'Group'
         end
 
         it 'should be able to perform index action' do
diff --git a/spec/controllers/collaborators_controller_spec.rb b/spec/controllers/collaborators_controller_spec.rb
index b8781ba28..bee7f4187 100644
--- a/spec/controllers/collaborators_controller_spec.rb
+++ b/spec/controllers/collaborators_controller_spec.rb
@@ -31,12 +31,12 @@ shared_examples_for 'project admin user' do
 
   it 'should add new collaborator with reader role' do
     post :create, @create_params.merge(:collaborator => @user_params)
-    @project.relations.exists?(:object_type => 'User', :object_id => @another_user.id, :role => 'reader').should be_true
+    @project.relations.exists?(:actor_type => 'User', :actor_id => @another_user.id, :role => 'reader').should be_true
   end
 
   it 'should add new group with reader role' do
     post :create, @create_params.merge(:collaborator => @group_params)
-    @project.relations.exists?(:object_type => 'Group', :object_id => @group.id, :role => 'reader').should be_true
+    @project.relations.exists?(:actor_type => 'Group', :actor_id => @group.id, :role => 'reader').should be_true
   end
 
   it 'should be able to set reader role for any user' do
@@ -102,7 +102,7 @@ describe CollaboratorsController do
 #      @user.relations
       set_session_for(@user)
       @group = FactoryGirl.create(:group)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       create_params
     end
 
@@ -117,7 +117,7 @@ describe CollaboratorsController do
       @group = FactoryGirl.create(:group)
 
       @project.update_attribute(:owner, @user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
 
       create_params
     end
@@ -129,7 +129,7 @@ describe CollaboratorsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
     it_should_behave_like 'user with no rights for this project'
@@ -139,7 +139,7 @@ describe CollaboratorsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'writer')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'writer')
     end
 
     it_should_behave_like 'user with no rights for this project'
diff --git a/spec/controllers/comments_controller_for_commit_spec.rb b/spec/controllers/comments_controller_for_commit_spec.rb
index b05940528..f4d11e29b 100644
--- a/spec/controllers/comments_controller_for_commit_spec.rb
+++ b/spec/controllers/comments_controller_for_commit_spec.rb
@@ -93,7 +93,7 @@ describe CommentsController do
 
   context 'for project admin user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'user with create comment rights for commits'
@@ -119,7 +119,7 @@ describe CommentsController do
 
   context 'for project reader user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
    it_should_behave_like 'user with create comment rights for commits'
@@ -130,7 +130,7 @@ describe CommentsController do
 
   context 'for project writer user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'writer')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'writer')
     end
 
    it_should_behave_like 'user with create comment rights for commits'
diff --git a/spec/controllers/comments_controller_spec.rb b/spec/controllers/comments_controller_spec.rb
index 9178657cc..a0beae5f2 100644
--- a/spec/controllers/comments_controller_spec.rb
+++ b/spec/controllers/comments_controller_spec.rb
@@ -90,7 +90,7 @@ describe CommentsController do
 
   context 'for project admin user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'user with create comment rights'
@@ -113,7 +113,7 @@ describe CommentsController do
 
   context 'for project reader user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
    it_should_behave_like 'user with create comment rights'
@@ -124,7 +124,7 @@ describe CommentsController do
 
   context 'for project writer user' do
     before(:each) do
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'writer')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'writer')
     end
 
    it_should_behave_like 'user with create comment rights'
diff --git a/spec/controllers/git_trees_controller_spec.rb b/spec/controllers/git_trees_controller_spec.rb
new file mode 100644
index 000000000..25b85dff3
--- /dev/null
+++ b/spec/controllers/git_trees_controller_spec.rb
@@ -0,0 +1,63 @@
+# -*- encoding : utf-8 -*-
+require 'spec_helper'
+
+describe Git::TreesController do
+
+  def fill_project
+    %x(cp -Rf #{Rails.root}/spec/tests.git/* #{@project.git_repository.path}) # maybe FIXME ?
+  end
+
+  before(:each) do
+    stub_rsync_methods
+
+    @project = FactoryGirl.create(:project)
+    @another_user = FactoryGirl.create(:user)
+    @params = {:project_id => @project.id, :format => 'tar'}
+  end
+
+  context 'for guest' do
+    if APP_CONFIG['anonymous_access']
+      it 'should be able to perform archive action with anonymous acccess' do
+        fill_project
+        get :archive, @params
+        response.should be_success
+      end
+    else
+      it 'should not be able to perform archive action without anonymous acccess' do
+        fill_project
+        get :archive, @params
+        response.code.should == '401'
+      end
+    end
+  end
+
+  context 'for other user' do
+    it 'should not be able to archive empty project' do
+      @user = FactoryGirl.create(:user)
+      set_session_for(@user)
+      expect { get :archive, @params }.to raise_error(ActiveRecord::RecordNotFound)
+    end
+
+    it 'should not be able to injection code with format' do
+      @user = FactoryGirl.create(:user)
+      set_session_for(@user)
+      fill_project
+      expect { get :archive, @params.merge(:format => "tar master > /dev/null; echo 'I am hacker!';\#") }.to raise_error(ActiveRecord::RecordNotFound)
+    end
+
+    it 'should not be able to injection code with treeish' do
+      @user = FactoryGirl.create(:user)
+      set_session_for(@user)
+      fill_project
+      expect { get :archive, @params.merge(:treeish => "master > /dev/null; echo 'I am hacker!';\#") }.to raise_error(ActiveRecord::RecordNotFound)
+    end
+
+    it 'should be able to perform archive action' do
+      @user = FactoryGirl.create(:user)
+      set_session_for(@user)
+      fill_project
+      get :archive, @params
+      response.should be_success
+    end
+  end
+end
diff --git a/spec/controllers/groups_controller_spec.rb b/spec/controllers/groups_controller_spec.rb
index 36772f197..33b43bff7 100644
--- a/spec/controllers/groups_controller_spec.rb
+++ b/spec/controllers/groups_controller_spec.rb
@@ -117,7 +117,7 @@ describe GroupsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'update_member_relation'
@@ -130,7 +130,7 @@ describe GroupsController do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
       @group.update_attribute(:owner, @user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'update_member_relation'
@@ -141,7 +141,7 @@ describe GroupsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
     it_should_behave_like 'no group user'
diff --git a/spec/controllers/issues_controller_spec.rb b/spec/controllers/issues_controller_spec.rb
index 203a1bc16..bda951584 100644
--- a/spec/controllers/issues_controller_spec.rb
+++ b/spec/controllers/issues_controller_spec.rb
@@ -114,7 +114,7 @@ describe IssuesController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'issue user with project reader rights'
@@ -129,7 +129,7 @@ describe IssuesController do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
       @project.update_attribute(:owner, @user); @create_params[:owner_name] = @user.uname; @update_params[:owner_name] = @user.uname
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'issue user with project reader rights'
@@ -143,7 +143,7 @@ describe IssuesController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
     it_should_behave_like 'issue user with project reader rights'
@@ -165,7 +165,7 @@ describe IssuesController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'writer')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'writer')
     end
 
     it_should_behave_like 'issue user with project reader rights'
diff --git a/spec/controllers/members_controller_spec.rb b/spec/controllers/members_controller_spec.rb
index 9ed19484e..9389bb281 100644
--- a/spec/controllers/members_controller_spec.rb
+++ b/spec/controllers/members_controller_spec.rb
@@ -15,12 +15,12 @@ describe MembersController do
     it 'should add member to group' do
       post :add, @add_params
       response.should redirect_to(edit_group_members_path(@group))
-      Relation.by_target(@group).by_object(@another_user).count.should eql(1)
+      Relation.by_target(@group).by_actor(@another_user).count.should eql(1)
     end
 
     it 'should add reader member to group' do
       post :add, @add_params
-      Relation.by_target(@group).by_object(@another_user).first.role.should eql('reader')
+      Relation.by_target(@group).by_actor(@another_user).first.role.should eql('reader')
     end
   end
 end
diff --git a/spec/controllers/platforms_controller_spec.rb b/spec/controllers/platforms_controller_spec.rb
index 62136e9ae..c915f1477 100644
--- a/spec/controllers/platforms_controller_spec.rb
+++ b/spec/controllers/platforms_controller_spec.rb
@@ -105,7 +105,7 @@ describe PlatformsController do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
       @platform.update_attribute(:owner, @user)
-      @platform.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @platform.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'user without create rights'
@@ -127,7 +127,7 @@ describe PlatformsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @platform.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @platform.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
     it_should_behave_like 'platform index viewer'
diff --git a/spec/controllers/product_build_lists_controller_spec.rb b/spec/controllers/product_build_lists_controller_spec.rb
index e5ed367f0..f8192bc59 100644
--- a/spec/controllers/product_build_lists_controller_spec.rb
+++ b/spec/controllers/product_build_lists_controller_spec.rb
@@ -92,7 +92,7 @@ describe ProductBuildListsController do
       before(:each) do
         @user = FactoryGirl.create(:user)
         set_session_for(@user)
-        @pbl.product.platform.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+        @pbl.product.platform.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       end
 
       it_should_behave_like 'admin'
diff --git a/spec/controllers/products_controller_spec.rb b/spec/controllers/products_controller_spec.rb
index 03dcbeaa9..4b8a63c69 100644
--- a/spec/controllers/products_controller_spec.rb
+++ b/spec/controllers/products_controller_spec.rb
@@ -64,7 +64,7 @@ describe ProductsController do
   	before(:each) do
   		@user = FactoryGirl.create(:user)
   		set_session_for(@user)
-      @platform.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @platform.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
 		end
 
     it_should_behave_like 'admin user'
diff --git a/spec/controllers/projects_controller_spec.rb b/spec/controllers/projects_controller_spec.rb
index f8144919a..f1fca6730 100644
--- a/spec/controllers/projects_controller_spec.rb
+++ b/spec/controllers/projects_controller_spec.rb
@@ -48,7 +48,7 @@ describe ProjectsController do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
       @project.update_attribute(:owner, @user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'projects user with admin rights'
@@ -75,7 +75,7 @@ describe ProjectsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
     end
 
     it_should_behave_like 'projects user with reader rights'
@@ -85,7 +85,7 @@ describe ProjectsController do
     before(:each) do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'writer')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'writer')
     end
 
     it_should_behave_like 'projects user with reader rights'
@@ -104,9 +104,9 @@ describe ProjectsController do
 
     it 'should be able to fork project to group' do
       group = FactoryGirl.create(:group)
-      group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       post :fork, :owner_name => @project.owner.uname, :project_name => @project.name, :group => group.id
-      response.should redirect_to(project_path(group.projects.first))
+      response.should redirect_to(project_path(group.projects.first.id))
     end
   end
 
diff --git a/spec/controllers/repositories_controller_spec.rb b/spec/controllers/repositories_controller_spec.rb
index 47109cf0b..b42625942 100644
--- a/spec/controllers/repositories_controller_spec.rb
+++ b/spec/controllers/repositories_controller_spec.rb
@@ -108,7 +108,7 @@ describe RepositoriesController do
       @user = FactoryGirl.create(:user)
       set_session_for(@user)
       @repository.platform.update_attribute(:owner, @user)
-      @repository.platform.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @repository.platform.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it_should_behave_like 'platform admin user'
diff --git a/spec/controllers/subscribes_controller_spec.rb b/spec/controllers/subscribes_controller_spec.rb
index 799356ebd..7b35b31bb 100644
--- a/spec/controllers/subscribes_controller_spec.rb
+++ b/spec/controllers/subscribes_controller_spec.rb
@@ -66,7 +66,7 @@ describe SubscribesController do
     before(:each) do
       @user = FactoryGirl.create(:admin)
       set_session_for(@user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       @destroy_params = @destroy_params.merge({:id => @user.id})
     end
 
diff --git a/spec/models/cancan_spec.rb b/spec/models/cancan_spec.rb
index c1bb336c6..71a228613 100644
--- a/spec/models/cancan_spec.rb
+++ b/spec/models/cancan_spec.rb
@@ -147,7 +147,7 @@ describe CanCan do
 
       context 'with read rights' do
         before(:each) do
-          @project.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'reader')
+          @project.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'reader')
         end
 
         it 'should be able to read project' do
@@ -165,7 +165,7 @@ describe CanCan do
 
       context 'with writer rights' do
         before(:each) do
-          @project.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'writer')
+          @project.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'writer')
         end
 
         [:read, :create, :new].each do |action|
@@ -184,7 +184,7 @@ describe CanCan do
 
       context 'with admin rights' do
         before(:each) do
-          @project.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'admin')
+          @project.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'admin')
         end
 
         [:read, :update].each do |action|
@@ -258,7 +258,7 @@ describe CanCan do
 
       context 'with read rights' do
         before(:each) do
-          @platform.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'reader')
+          @platform.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'reader')
         end
 
         it "should be able to read platform" do
@@ -286,7 +286,7 @@ describe CanCan do
 
       context 'with read rights' do
         before(:each) do
-          @repository.platform.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'reader')
+          @repository.platform.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'reader')
         end
 
         it "should be able to read repository" do
@@ -298,7 +298,7 @@ describe CanCan do
     context 'build list relations' do
       before(:each) do
         @project = FactoryGirl.create(:project)
-        @project.relations.create!(:object_id => @user.id, :object_type => 'User', :role => 'writer')
+        @project.relations.create!(:actor_id => @user.id, :actor_type => 'User', :role => 'writer')
         @build_list = FactoryGirl.create(:build_list, :project => @project)
       end
 
diff --git a/spec/models/comment_for_commit_spec.rb b/spec/models/comment_for_commit_spec.rb
index 3f4234648..c8bcc0afd 100644
--- a/spec/models/comment_for_commit_spec.rb
+++ b/spec/models/comment_for_commit_spec.rb
@@ -61,7 +61,7 @@ describe Comment do
       set_comments_data_for_commit
       @admin = FactoryGirl.create(:user)
       @ability = Ability.new(@admin)
-      @project.relations.create!(:object_type => 'User', :object_id => @admin.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @admin.id, :role => 'admin')
       ActionMailer::Base.deliveries = []
     end
 
diff --git a/spec/models/comment_spec.rb b/spec/models/comment_spec.rb
index e9d9e105c..16caf891b 100644
--- a/spec/models/comment_spec.rb
+++ b/spec/models/comment_spec.rb
@@ -56,7 +56,7 @@ describe Comment do
 
       set_commentable_data
 
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it 'should create comment' do
@@ -85,7 +85,7 @@ describe Comment do
       set_commentable_data
 
       @project.update_attribute(:owner, @user)
-      @project.relations.create!(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @project.relations.create!(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
     end
 
     it 'should create comment' do
diff --git a/spec/models/group_spec.rb b/spec/models/group_spec.rb
index 0252fb69c..e45a47994 100644
--- a/spec/models/group_spec.rb
+++ b/spec/models/group_spec.rb
@@ -34,7 +34,7 @@ describe Group do
     before(:each) do
       @user = FactoryGirl.create(:user)
       @another_user = FactoryGirl.create(:user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       @ability = Ability.new(@user)
     end
 
@@ -63,7 +63,7 @@ describe Group do
     before(:each) do
       @user = FactoryGirl.create(:user)
       @group.update_attribute(:owner, @user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'admin')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'admin')
       @ability = Ability.new(@user)
     end
 
@@ -77,7 +77,7 @@ describe Group do
   context 'for group reader and writer user' do
     before(:each) do
       @user = FactoryGirl.create(:user)
-      @group.objects.create(:object_type => 'User', :object_id => @user.id, :role => 'reader')
+      @group.actors.create(:actor_type => 'User', :actor_id => @user.id, :role => 'reader')
       @ability = Ability.new(@user)
     end