Project model refactored. Modularity gem

app/models/project/permissions_trait.rb

@@ -0,0 +1,60 @@
+module Project::PermissionsTrait
+  as_trait do
+    # Compatible with all access rights
+    # Should be rewrited for new access rights
+    def add_access(user, *access)
+      access = if access.include?(:admin) 
+                 { :project_access => UsersProject::MASTER } 
+               elsif access.include?(:write)
+                 { :project_access => UsersProject::DEVELOPER } 
+               else
+                 { :project_access => UsersProject::REPORTER } 
+               end
+      opts = { :user => user }
+      opts.merge!(access)
+      users_projects.create(opts)
+    end
+
+    def reset_access(user)
+      users_projects.where(:project_id => self.id, :user_id => user.id).destroy if self.id
+    end
+
+    def repository_readers
+      keys = Key.joins({:user => :users_projects}).
+        where("users_projects.project_id = ? AND users_projects.project_access = ?", id, UsersProject::REPORTER)
+      keys.map(&:identifier) + deploy_keys.map(&:identifier)
+    end
+
+    def repository_writers
+      keys = Key.joins({:user => :users_projects}).
+        where("users_projects.project_id = ? AND users_projects.project_access = ?", id, UsersProject::DEVELOPER)
+      keys.map(&:identifier)
+    end
+
+    def repository_masters
+      keys = Key.joins({:user => :users_projects}).
+        where("users_projects.project_id = ? AND users_projects.project_access = ?", id, UsersProject::MASTER)
+      keys.map(&:identifier)
+    end
+
+    def allow_read_for?(user)
+      !users_projects.where(:user_id => user.id).empty?
+    end
+
+    def guest_access_for?(user)
+      !users_projects.where(:user_id => user.id).empty?
+    end
+
+    def report_access_for?(user)
+      !users_projects.where(:user_id => user.id, :project_access => [UsersProject::REPORTER, UsersProject::DEVELOPER, UsersProject::MASTER]).empty?
+    end
+
+    def dev_access_for?(user)
+      !users_projects.where(:user_id => user.id, :project_access => [UsersProject::DEVELOPER, UsersProject::MASTER]).empty?
+    end
+
+    def master_access_for?(user)
+      !users_projects.where(:user_id => user.id, :project_access => [UsersProject::MASTER]).empty? || owner_id == user.id
+    end
+  end
+end