Joomla! Documentation™

JApplication is the base class for a Joomla Application. It acts as a Factory class for application specific objects and provides many supporting API functions. Derived clases should supply the route(), dispatch() and render() functions.

Defined in

libraries/joomla/application/application.php

Methods

Method name	Description
__construct	Class constructor.
getInstance	Returns a reference to the global JApplication object, only creating it if it doesn't already exist.
initialise	Initialise the application.
route	Route the application.
dispatch	Dispatch the applicaiton.
render	Render the application.
close	Exit the application.
redirect	Redirect to another URL.
enqueueMessage	Enqueue a system message.
getMessageQueue	Get the system message queue.
getCfg
getName	Method to get the application name
getUserState	Gets a user state.
setUserState	Sets the value of a user state variable.
getUserStateFromRequest	Gets the value of a user state variable.
login	Login authentication function.
logout	Logout authentication function.
getTemplate	Gets the name of the current template.
getRouter	Return a reference to the application JRouter object.
getPathway	Return a reference to the application JPathway object.
getMenu	Return a reference to the application JPathway object.
getClientId	Gets the client id of the current running application.
isAdmin	Is admin interface?
isSite	Is site interface?
appendPathWay	Deprecated functions Deprecated, use JPathWay->addItem() method instead.
getCustomPathWay	Deprecated, use JPathway->getPathWayNames() method instead.
getHead	Deprecated, use JDocument->get( 'head' ) instead.
addMetaTag	Deprecated, use JDocument->setMetaData instead.
appendMetaTag	Deprecated, use JDocument->setMetaData instead.
prependMetaTag	Deprecated, use JDocument->setMetaData instead
addCustomHeadTag	Deprecated, use JDocument->addCustomTag instead (only when document type is HTML).
getBlogSectionCount	Deprecated.
getBlogCategoryCount	Deprecated.
getGlobalBlogSectionCount	Deprecated.
getStaticContentCount	Deprecated.
getContentItemLinkCount	Deprecated.
getPath	Deprecated, use JApplicationHelper::getPath instead.
getBasePath	Deprecated, use JURI::base() instead.
getUser	Deprecated, use JFactory::getUser instead.
getItemid	Deprecated, use ContentHelper::getItemid instead.
setPageTitle	Deprecated, use JDocument::setTitle instead.
getPageTitle	Deprecated, use JDocument::getTitle instead.
registerEvent	Registers a handler to a particular event group.
triggerEvent	Calls all handlers associated with an event group.

Importing

jimport( 'joomla.application.application' );

See Also

• JApplication on api.joomla.org
• JApplication source code on JoomlaCode
• Subpackage Application