Viewing file:  NestedOutput.php (1.36 KB) -rw-r--r--
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<?php
/**
* This class extends Cache_Lite and uses output buffering to get the data to cache.
* It supports nesting of caches
*
* @package Cache_Lite
* @author Markus Tacker <tacker@php.net>
*/
require_once('Cache/Lite/Output.php');
class Cache_Lite_NestedOutput extends Cache_Lite_Output
{
private $nestedIds = array();
private $nestedGroups = array();
/**
* Start the cache
*
* @param string $id cache id
* @param string $group name of the cache group
* @param boolean $doNotTestCacheValidity if set to true, the cache validity won't be tested
* @return boolean|string false if the cache is not hit else the data
* @access public
*/
function start($id, $group = 'default', $doNotTestCacheValidity = false)
{
$this->nestedIds[] = $id;
$this->nestedGroups[] = $group;
$data = $this->get($id, $group, $doNotTestCacheValidity);
if ($data !== false) {
return $data;
}
ob_start();
ob_implicit_flush(false);
return false;
}
/**
* Stop the cache
*
* @param boolen
* @return string return contents of cache
*/
function end()
{
$data = ob_get_contents();
ob_end_clean();
$id = array_pop($this->nestedIds);
$group = array_pop($this->nestedGroups);
$this->save($data, $id, $group);
return $data;
}
}
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