/**
* Flush the cached results for all relations (has_one, has_many, many_many)
*/
public function flushCache() {
if($this->class == 'DataObject') {
DataObject::$cache_get_one = array();
return;
}
if(!self::$cache_get_one) return;
$classes = ClassInfo::ancestry($this->class);
foreach($classes as $class) {
if(isset(self::$cache_get_one[$class])) unset(self::$cache_get_one[$class]);
}
$this->extend('flushCache');
$this->componentCache = array();
}
/**
* Flush the cached results for get_one()
*/
public function flushCache()
{
if ($this->class == 'DataObject') {
DataObject::$cache_get_one = array();
return;
}
$classes = ClassInfo::ancestry($this->class);
foreach ($classes as $class) {
// If someone else has called get_one and flushCache() is called, then that object will be destroyed.
// Not very friendly. We need a better way of dealing with PHP's garbage collection limitations.
// Until then, this line is being commented out.
// if(DataObject::$cache_get_one[$class]) foreach(DataObject::$cache_get_one[$class] as $obj) if($obj) $obj->destroy();
DataObject::$cache_get_one[$class] = null;
}
}
/**
* Reset internal caches, for example after test runs
*/
static function reset()
{
self::$cache_get_one = array();
self::$cache_buildSQL_query = array();
}
static function flush_and_destroy_cache()
{
if (self::$cache_get_one) {
foreach (self::$cache_get_one as $class => $items) {
if (is_array($items)) {
foreach ($items as $item) {
if ($item) {
$item->destroy();
}
}
}
}
}
self::$cache_get_one = array();
}
