/**
* Instantiate a cache.
*/
function MemcacheCache($context, $cacheId, $fallback, $hostname, $port)
{
parent::GenericCache($context, $cacheId, $fallback);
$this->connection = new Memcache();
if (!$this->connection->connect($hostname, $port)) {
$this->connection = null;
}
$this->flag = null;
$this->expire = 3600;
// 1 hour default expiry
}
/**
* Instantiate a cache.
*/
function FileCache($context, $cacheId, $fallback, $path)
{
parent::GenericCache($context, $cacheId, $fallback);
$this->filename = $path . DIRECTORY_SEPARATOR . "fc-{$context}-" . str_replace('/', '.', $cacheId) . '.php';
// Load the cache data if it exists.
if (file_exists($this->filename)) {
$this->cache = (include $this->filename);
} else {
$this->cache = null;
}
}
/**
* Instantiate a cache.
*/
function FileCache($context, $cacheId, $fallback, $path)
{
parent::GenericCache($context, $cacheId, $fallback);
$this->filename = $path . DIRECTORY_SEPARATOR . "fc-{$context}-" . str_replace('/', '.', $cacheId) . '.php';
// Load the cache data if it exists.
if (($fp = @fopen($this->filename, 'r')) !== false) {
flock($fp, LOCK_SH);
$this->cache = (include $this->filename);
flock($fp, LOCK_UN);
} else {
$this->cache = null;
}
}
/**
* Instantiate a cache.
*/
function FileCache($context, $cacheId, $fallback, $path)
{
parent::GenericCache($context, $cacheId, $fallback);
$this->filename = $path . DIRECTORY_SEPARATOR . "fc-{$context}-" . str_replace('/', '.', $cacheId) . '.php';
// Load the cache data if it exists. (To avoid a race condition,
// we assume the file exists and suppress the potential warn.)
$result = @(include $this->filename);
if ($result !== false) {
$this->cache = $result;
} else {
$this->cache = null;
}
}
/**
* Constructor
*/
function GenericOrderedCache($objtype, $load_all, $tablename, $prefix = '', $dbIDname = 'ID', $name_field = NULL)
{
parent::GenericCache($objtype, $load_all, $tablename, $prefix, $dbIDname, $name_field);
}
/**
* Instantiate a cache.
*/
function XCacheCache($context, $cacheId, $fallback)
{
parent::GenericCache($context, $cacheId, $fallback);
}
/**
* Instantiate a cache.
*/
function __construct($context, $cacheId, $fallback)
{
parent::__construct($context, $cacheId, $fallback);
}
/**
* Add a dataobject to the cache
*/
function add(&$Obj)
{
global $Debuglog;
if (parent::add($Obj)) {
// Successfuly added
if (!empty($this->subset_property)) {
// Also add to subset cache:
$this->subset_cache[$Obj->{$this->subset_property}][$Obj->ID] =& $Obj;
}
return true;
}
return false;
}
