Returning anything from the validating() function, will stop further saving() calls to execute.
So, if $model->validate() is false, false should be returned from saving() to prevent the model to be saved, otherwise nothing should be returned so futher (custom) saving() calls are allowed.
Returning anything from the validating() function, will stop further saving() calls to execute. So, if $model->validate() is false, false should be returned from saving() to prevent the model to be saved, otherwise nothing should be returned so futher (custom) saving() calls are allowed.