Difference between revisions of "JSessionStorage/getInstance"
From Joomla! Documentation
< API15:JSessionStorage
(New page: ===Description===
Returns a reference to a session storage handler object, only creating it if it doesn't already exist.
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Revision as of 13:47, 12 May 2013
The "API15" namespace is an archived namespace. This page contains information for a Joomla! version which is no longer supported. It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.
Description[edit]
Returns a reference to a session storage handler object, only creating it if it doesn't already exist.
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Syntax[edit]
& getInstance($name= 'none', $options=array())| Parameter Name | Default Value | Description |
|---|---|---|
| $name | 'none' | $name The session store to instantiate |
| $options | array() |
Returns[edit]
database A object
Defined in[edit]
libraries/joomla/session/storage.php
Importing[edit]
jimport( 'joomla.session.storage' );Source Body[edit]
function &getInstance($name = 'none', $options = array())
{
static $instances;
if (!isset ($instances)) {
$instances = array ();
}
$name = strtolower(JFilterInput::clean($name, 'word'));
if (empty ($instances[$name]))
{
$class = 'JSessionStorage'.ucfirst($name);
if(!class_exists($class))
{
$path = dirname(__FILE__).DS.'storage'.DS.$name.'.php';
if (file_exists($path)) {
require_once($path);
} else {
// No call to JError::raiseError here, as it tries to close the non-existing session
jexit('Unable to load session storage class: '.$name);
}
}
$instances[$name] = new $class($options);
}
return $instances[$name];
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Examples[edit]
<CodeExamplesForm />