how endorse something goes perspective controller? (zend framework)

how endorse something goes perspective controller?

here specific examples:

• zend_captcha: does controller beget captcha pass perspective does perspective beget it?


• zend_alc: does perspective endorse shred perspective should displayed user have churned views depending accessible actions controller picks right display?


• zend_session: does perspective keep lane regard formed event information parsed controller presented perspective parameter kind?

are manners fortify member (model, view, controller) should combined somewhere where i perspective them? i didn't support zend horizon site.