/**
* 获取对象的字段数据
* @param fixed $obj
* @param string $callback_fun
* @return fixed 返回字段数据
*/
public static function get_object_field_data($obj, $callback_fun = null)
{
if ($callback_fun) {
$data = $obj->{$callback_fun}();
} elseif ($obj instanceof \OOP_ORM_Data) {
$data = $obj->get_field_data();
} elseif ($obj instanceof \stdClass) {
$data = (array) $obj;
} elseif ($obj instanceof \OOP_ORM) {
# OOP_ORM对象无法作用于实际数据
return false;
} elseif (\method_exists($obj, 'getArrayCopy')) {
$data = $obj->getArrayCopy();
} elseif (\method_exists($obj, '__toString')) {
$data = $obj->__toString();
} else {
# 对于未知且没有设置回调方法的对象，返回get_object_vars()结果
return \get_object_vars($obj);
}
return $data;
}
/**
* setting for disable feed cache
* @param fixed $feed
* @return none
*/
function do_not_cache_feeds(&$feed)
{
$feed->enable_cache(false);
}