Auto Inclusion System
What files are automatically included?
Architecture
Core Zen Cart internals and system behavior
Use this section to understand how Zen Cart works internally: bootstrap flow, inclusion rules, notifiers, product types, and other core runtime behavior.
Start with:
Constants in Zen Cart
Program Constants
Creating an Observer Class (HOW-TO example)
Example Observer to send a specialized additional email during Create Account
Extra Folders
extra_datafiles, extra_definitions, extra_functions and extra_configures
Init System
How Zen Cart bootstraps itself
Notifier Report for Zen Cart 2.2.0
Output of the Zen Cart Notifier Report plugin
Notifiers - List of for Zen Cart 2.2.0
A complete list of Zen Cart Notifiers
Observer/Notifier System
About notifiers and observers
Product Types
Creating custom products with different data requirements
Program Flow
Execution Path for a Zen Cart Page Visit
Last modified May 27, 2026 by Ian Wilson (e07ac859).