Joomla Framework Tour
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Joomla! Framework 101 A Virtual Tour
•
Methods to Remember jimport(‘dot.separated.path.to.library’); JText::_(‘String_To_Translate’);
•
JRoute::_(‘index.php?option=com_foo&... ’);
•
Everything in the JFactory class JFactory::getDBO() •
JFactory::getDocument() JFactory::getUser() , etc.
The Most Important Packages •
Application Database
•
Document
•
Environment
•
Html
The Application Package •
Model-View-Controller libraries Application library
•
Menu library Module and Component helper libraries.
Model-View-Controller •
Controller manages the request Two principle request types
•
•
View based -- GET
•
Task based -- POST
Controllers choose and instantiate Models and Views for the request
Model-View-Controller •
Models manage data Models strive to be request agnostic
•
Views manage presentation
•
Views get data from Models through get() eg. $this->get(‘List’); calls MyModel::getList();
•
Views include layouts to render output
Application Library •
Application object is at the center of Joomla Loads configuration •
Initializes session
•
Routes request Executes component
•
Renders document
Database Package •
Database library Simple and lightweight •
Sanitize data before insert or update Always check for errors
Database Package •
Table library Encapsulates a database table/row •
Add your own with: JTable::addIncludePath(‘/path/to/files/’) ;
•
Provides some basic features common to Joomla related tables
•
Always implement the check() method
Document Package •
Document library encapsulates all output to the browser Several document types
•
•
HTML is default
•
RAW is magic
view.html.php - view.feed.php view.csv.php
Environment Package •
Browser library detects browser Request library is your friend •
Filters data based on what you need •
Integers, words, floats, paths, etc.
Response library handles headers and body •
URI library allows manipulation and detection
HTML Package •
HTML goes in layouts HTML goes in layouts
•
HTML goes in layouts
•
HTML goes in layouts HTML goes in layouts
•
HTML goes in layouts
HTML Package •
JHtml::_(‘{CLASS}.{METHOD}’, $arg1, ...); Add your own with: JHtml::addIncludePath(‘/path/to/files’);
•
Editor library
•
Pagination library
•
Pane library
The Rest of the Packages •
Base
•
Cache
•
Client
•
Error
•
Event
The Rest of the Packages •
Filesystem
•
Filter
•
Installer
•
Language
•
Mail
The Rest of the Packages •
Plugin
•
Registry
•
Session
•
Template
•
User
•
Utilities
•
Methods to Remember jimport(‘dot.separated.path.to.library’); JText::_(‘String_To_Translate’);
•
JRoute::_(‘index.php?option=com_foo&... ’);
•
Everything in the JFactory class JFactory::getDBO() •
JFactory::getDocument() JFactory::getUser() , etc.
The Most Important Packages •
Application Database
•
Document
•
Environment
•
Html
The Application Package •
Model-View-Controller libraries Application library
•
Menu library Module and Component helper libraries.
Model-View-Controller •
Controller manages the request Two principle request types
•
•
View based -- GET
•
Task based -- POST
Controllers choose and instantiate Models and Views for the request
Model-View-Controller •
Models manage data Models strive to be request agnostic
•
Views manage presentation
•
Views get data from Models through get() eg. $this->get(‘List’); calls MyModel::getList();
•
Views include layouts to render output
Application Library •
Application object is at the center of Joomla Loads configuration •
Initializes session
•
Routes request Executes component
•
Renders document
Database Package •
Database library Simple and lightweight •
Sanitize data before insert or update Always check for errors
Database Package •
Table library Encapsulates a database table/row •
Add your own with: JTable::addIncludePath(‘/path/to/files/’) ;
•
Provides some basic features common to Joomla related tables
•
Always implement the check() method
Document Package •
Document library encapsulates all output to the browser Several document types
•
•
HTML is default
•
RAW is magic
view.html.php - view.feed.php view.csv.php
Environment Package •
Browser library detects browser Request library is your friend •
Filters data based on what you need •
Integers, words, floats, paths, etc.
Response library handles headers and body •
URI library allows manipulation and detection
HTML Package •
HTML goes in layouts HTML goes in layouts
•
HTML goes in layouts
•
HTML goes in layouts HTML goes in layouts
•
HTML goes in layouts
HTML Package •
JHtml::_(‘{CLASS}.{METHOD}’, $arg1, ...); Add your own with: JHtml::addIncludePath(‘/path/to/files’);
•
Editor library
•
Pagination library
•
Pane library
The Rest of the Packages •
Base
•
Cache
•
Client
•
Error
•
Event
The Rest of the Packages •
Filesystem
•
Filter
•
Installer
•
Language
•
The Rest of the Packages •
Plugin
•
Registry
•
Session
•
Template
•
User
•
Utilities
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