JCacheStorage/getInstance
From Joomla! Documentation
< API15:JCacheStorage
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 It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.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 cache storage hanlder object, only creating it if it doesn't already exist.
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Syntax[edit]
& getInstance($handler= 'file', $options=array())
Parameter Name | Default Value | Description |
---|---|---|
$handler | 'file' | $handler The cache storage handler to instantiate |
$options | array() |
Returns[edit]
object A JCacheStorageHandler object
Defined in[edit]
libraries/joomla/cache/storage.php
Importing[edit]
jimport( 'joomla.cache.storage' );
Source Body[edit]
function &getInstance($handler = 'file', $options = array())
{
static $now = null;
if(is_null($now)) {
$now = time();
}
$options['now'] = $now;
//We can't cache this since options may change...
$handler = strtolower(preg_replace('/[^A-Z0-9_\.-]/i', '', $handler));
$class = 'JCacheStorage'.ucfirst($handler);
if(!class_exists($class))
{
$path = dirname(__FILE__).DS.'storage'.DS.$handler.'.php';
if (file_exists($path) ) {
require_once($path);
} else {
return JError::raiseWarning(500, 'Unable to load Cache Storage: '.$handler);
}
}
$return = new $class($options);
return $return;
}
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Examples[edit]
Code Examples[edit]