/**
* Instanciate a resource model
*
* @param string $resourceModel
* @param string $context
* @param array $params
* @return Nova_Core_ResourceInterface
*/
public static function getResourceModel($resourceModel, $context = NULL, $params = array())
{
if (is_null($context)) {
$context = self::RESOURCE_DEFAULT_CONTEXT;
}
$offset = strpos($resourceModel, '/');
if ($offset === false) {
self::throwException('core/exception', 'Wrong class identifier format.');
}
$moduleName = substr($resourceModel, 0, $offset);
$classSuffix = substr($resourceModel, $offset + 1);
if (isset(self::$_resourceModelClassCache[$moduleName]) && isset(self::$_resourceModelClassCache[$moduleName][$classSuffix]) && isset(self::$_resourceModelClassCache[$moduleName][$classSuffix][$context])) {
$className = self::$_resourceModelClassCache[$moduleName][$classSuffix][$context];
} else {
Nova::profilerStart("CORE.RESOURCE.LOAD " . __METHOD__ . " [{$resourceModel}]");
// TODO : implement a clean configuration loading
if (is_null(self::$_modelsConfig)) {
Nova::profilerStart("CORE.MODEL.CONFIG.LOAD");
self::$_modelsConfig = new Zend_Config(self::app()->getConfig('global.models'));
Nova::profilerStop("CORE.MODEL.CONFIG.LOAD");
}
//TODO : implement a clean configuration navigation
$config = self::$_modelsConfig->get($moduleName)->get('resource')->get($context);
if (!$config) {
Nova::profilerStop("CORE.RESOURCE.LOAD " . __METHOD__ . " [{$resourceModel}]");
return NULL;
} else {
if ($config->get('rewrite') && $config->get('rewrite')->get($classSuffix)) {
$className = $config->get('rewrite')->get($classSuffix);
} else {
$className = $config->get('class_prefix') . self::_translateClassName($classSuffix);
}
}
self::$_resourceModelClassCache[$moduleName][$classSuffix][$context] = $className;
Nova::profilerStop("CORE.RESOURCE.LOAD " . __METHOD__ . " [{$resourceModel}]");
}
$reflectionClass = new ReflectionClass($className);
if ($reflectionClass->isSubclassOf('Nova_Core_Object')) {
$object = $reflectionClass->newInstance($moduleName, $params);
} else {
$object = $reflectionClass->newInstanceArgs($params);
}
return $object;
}
