Check if view has public permissions

            :param permission_name:
                the permission: can_show, can_edit...
            :param view_name:
                the name of the class view (child of BaseView)

def is_item_public(self, permission_name, view_name):
        """
            Check if view has public permissions

            :param permission_name:
                the permission: can_show, can_edit...
            :param view_name:
                the name of the class view (child of BaseView)
        """
        permissions = self.get_public_permissions()
        if permissions:
            for i in permissions:
                if (view_name == i.view_menu.name) and (
                    permission_name == i.permission.name
                ):
                    return True
            return False
        else:
            return False