Difference between revisions of "JUser/getInstance"
From Joomla! Documentation
< API15:JUser
(New page: ===Description===
Returns a reference to the global User object, only creating it if it doesn't already exist.
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Revision as of 13:57, 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 It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.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 the global User object, only creating it if it doesn't already exist.
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Syntax[edit]
& getInstance($id=0)| Parameter Name | Default Value | Description |
|---|---|---|
| $id | 0 | $id The user to load - Can be an integer or string - If string, it is converted to ID automatically. |
Returns[edit]
The User object.
Defined in[edit]
libraries/joomla/user/user.php
Importing[edit]
jimport( 'joomla.user.user' );Source Body[edit]
function &getInstance($id = 0)
{
static $instances;
if (!isset ($instances)) {
$instances = array ();
}
// Find the user id
if(!is_numeric($id))
{
jimport('joomla.user.helper');
if (!$id = JUserHelper::getUserId($id)) {
JError::raiseWarning( 'SOME_ERROR_CODE', 'JUser::_load: User '.$id.' does not exist' );
$retval = false;
return $retval;
}
}
if (empty($instances[$id])) {
$user = new JUser($id);
$instances[$id] = $user;
}
return $instances[$id];
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Examples[edit]
<CodeExamplesForm />