gistfile1.rb

 module Domain¬                                                                                                                                                       
     class CollaboratorRepository¬                                                                                                                                      
       def self.add(project, users)¬                                                                                                                                    
         users.each do |user|¬                                                                                                                                          
           user = User.find(user) if user.is_a?(BSON::ObjectId)¬                                                                                                        
           project.collaborator_ids << user.id unless !user.is_a?(User) or user.guest? or project.collaborator_ids.include?(user.id)¬                                   
           Sentry.init(project.id, user.id)¬    
           project.save
         end¬                                                                                                                                                  
      end¬                                                                                                                                                             
  ¬                                                                                                                                                                    
      def self.remove(project, users)¬                                                                                                                                 
        users.each do |user|¬                                                                                                                                          
          user = User.find(user) if user.is_a?(BSON::ObjectId)¬                                                                                                        
          project.collaborator_ids.delete(user.id) unless !user.is_a?(User) or user.guest? or !project.collaborators.include?(user)¬                                   
          Sentry.init(project.id, user.id).destroy¬                                                                                                                    
        end¬                                                                                                                                                           
        project.save¬                                                                                                                                                  
     end¬                                                                                                                                                             
   end¬                                                                                                                                                               
  end