The URL is formed as base_url / index.php / journalShortname / routingPath.
The routingPath corresponds to a page handler in the framework. For example, user/register is:
So, then we look at RegistrationHandler.inc.php:
Note that this imports a form via import('classes.user.form.RegistrationForm')
, so you’ll find a lot of the code there:
You’ll find the templates here:
For example, the display of the template ($templateMgr->display('user/registerSite.tpl')
) calls: