JOOMLA! FRAMEWORKSKUNG FU

OLEG NESTEROV

J and Beyond ConferenceThe Netherlands, May 2011www.jandbeyond.org

High Quality Code

Not Repeating Yourself

70%

spaghetti code

What is a framework?

Developing with Joomla 1.5 framework.

Other frameworks for Joomla.

WHAT IS A FRAMEWORK

A set of tools which allows you to concentrate on the business logic of your app while it takes up everything else!

GENERALARCHITECTURE

GENERALARCHITECTURE

SECURITY

SECURITY

DATABASEMANAGEMENT

DATABASEMANAGEMENT

PATTERNS:MVC, Factory, etc.

PATTERNS:MVC, Factory, etc.

FILES & CLASSESMANAGEMENT

FILES & CLASSESMANAGEMENT

DISPATCHING

DISPATCHING

ROUTINE TASKS

ROUTINE TASKS

OVERRIDE IT

OVERRIDE IT

1. Give me a full-featured webshop,2. test it,3. and beer please.

FULLFIL 3 OF MY WISHES

Overriding / Hooking

Routine Tasks

Dispatching

Autoloading

MVC

Database

Security

Architecture

Overriding / Hooking

Routine Tasks

Dispatching

Autoloading

MVC

Database

Security

Architecture

YOU CAN CREATE GOOD CODE WITH JOOMLA!

Application Base Cache Client Database

Document Environment Error Event File

system Filter HTML Installer Language Mail Plugin

Registry Session Template User Utilities and more…

… not bad

FILTER INPUT, ESCAPE OUTPUT!

JRequestJDatabase::Quote, getEscaped, int

http://shiflett.org/blog/2005/feb/my-top-two-php-security-practiceshttp://docs.joomla.org/Developers#Security

JLoaderjimportrequire_once

Loader Classregisters

System Plugin

Joomla 1.5 way

Joomla 1.5 way

MAIN CONTROLLER

Controller 1

Controller 2

Controller n…

Joomla 1.5 way

MAIN CONTROLLER

In fact: 0 controllers

Joomla 1.6 way

MASTER CONTROLLER

Controller 1

Controller 2

Controller n…

http://docs.joomla.org/JController_and_its_subclass_usage_overview

BASE DISPATCHER

Component Dispatcher

dispatch()

1 line of code

MyDispatcher::dispatch(array('component_name' => mycp', 'default_view' => ‘my‘ ));

ControllerView

Model

User

NO FRAMEWORK WILL HELP YOU IF YOU DON’T UNDERSTAND MVC!

СONTROLLERIS THE BOSS!

Getting request data;

Getting model & view instances;

Updating model states;

Calling model action methods

(e.g. delete, save, remove);

Calling view methods to render a

template.

Database tasks;

Manipulating model

data;

Rendering templates.

MODEL ISA HARD WORKER!

Storing a state;

Performing database tasks;

Formatting data;

…all other data tasks.

Getting request data;

Rendering templates.

VIEWIS A STYLIST!

Rendering

templates

JCONTROLLER

JMODEL

JVIEW

A simple list with filtering

View

Controller Modelrequest state

model with updated state

display()

View

Controller Modelrequest state

model with updated state

display()

no state

Make

JController::getModel

method to store a model

1 DB TABLE = 1 MVC

BORING TASKS

SEND BORING TASKSTO YOUR FRAMEWORK

It’s all about CRUD, both

on the back-end & front-

end

IT’s all about lists &

forms

Base Classes

Boring tasks

code

SYSTEM PLUGIN

LIBRARIES FOLDER

COMPONENT

Magic methods,Interfaces,Exceptions,…

it’s high time to implement them!

NOOKU FRAMEWORK: A MUST SEE FOR EVERY J! DEVELOPER!

KLoader,KFactory,Mixins,HMVC,…

That is awesome!

CMSLAYER: A DIOSCOURI’S CODEBASE FOR LOADING EXTENSIONS ON DIFFERENT SYSTEMS!

cmsLayer base

Implementation 1

cmsLayer interface

Implementation 2

Implementation n

cmsLayer base

Feature1 Feature 2 Feature n

Joomla!

cmsLayer

DrupalWP

product

http://twitter.com/onesterov

http://onesterov.com

http://www.slideshare.net/onesterov

http://mindk.com

nesterov.oleg@gmail.com

WRITE GOOD CODE & BE HAPPY