this.template is undefined when before hook is a function about meteor-cfs-autoform HOT 1 OPEN

Template.assignments.onRendered(function() {
    AutoForm.hooks({
        insertAssignmentsForm: {
            before: {
                method: function(doc) {
                    CfsAutoForm.Hooks.beforeInsert.call(this, doc);

                    console.log('Cleaning doc: ', doc);
                    Assignments.simpleSchema().clean(doc);
                    console.log('doc: ', doc);

                    return doc;
                }
            },
            after: {
                method: function(err, result) {
                    if (err) {
                        console.log('An error occured: ', err);
                    } else {
                        console.log('Insert was successful: ', result);
                        method: CfsAutoForm.Hooks.afterInsert(err, result);
                    }
                }
            }
        }
    });
});