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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2009 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
class model_cache_Core {
private static $cache;
static function get($model_name, $id, $field_name="id") {
if (TEST_MODE || empty(self::$cache->$model_name->$field_name->$id)) {
$model = ORM::factory($model_name)->where($field_name, $id)->find();
if (!$model->loaded) {
throw new Exception("@todo MISSING_MODEL $model_name:$id");
}
self::$cache->$model_name->$field_name->$id = $model;
}
return self::$cache->$model_name->$field_name->$id;
}
static function clear($model_name, $id, $field_name="id") {
if (!empty(self::$cache->$model_name->$field_name->$id)) {
unset(self::$cache->$model_name->$field_name->$id);
}
}
static function set($model) {
self::$cache->{$model->object_name}
->{$model->primary_key}
->{$model->{$model->primary_key}} = $model;
}
}
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