class GroupImporter(BrowserView):
    """Import Groups from a csv file
    """
    def __call__(self):
        file = str(self.context.portal_catalog.searchResults(
            path={'query':'/'}, id='group_importer.csv')[0].getObject())
        for couple in file.split("\n"):
            if couple:
                user_group = couple.split(",")
                user = user_group[0].strip("\"")
                group = user_group[1].strip("\"")

                if self.context.acl_users.getUserById(user):
                    group_obj = self.context.portal_groups.\
                                            getGroupById(group)
                    if not group_obj:
                        self.context.portal_groups.addGroup(group)
                        group_obj = self.context.portal_groups.\
                                            getGroupById(group)
                    group_obj.addMember(user)