Controller name is always related to source file name and file path.
Name used in bellow areas
1.Source file
2.Class Name
3.Class Variable
Source file is a physical file that we save below location.The file name must be lowercase and with the name of controller.
Path: /development/controllers
For example: home.php
Controller Name is used as a part of Class name. If controller name is home class name will be homeController
The class name assigned in to a Member Variable of a class.
For example: $name = "Home"
See below example of a controller called home
class homeController extends appRain_Base_Core
{
public $name = "Home";
}