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Tweak the logic to empty lazy list.

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This commit is contained in:
Maxime Rainville 2018-10-08 13:53:04 +13:00
parent d2a51471e9
commit bfb6518176
1 changed files with 5 additions and 4 deletions
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9
src/Forms/GridField/GridFieldLazyLoader.php
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@ -5,6 +5,7 @@ namespace SilverStripe\Forms\GridField;
use SilverStripe\Forms\FormField;
use SilverStripe\Forms\TabSet;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\Filterable;
use SilverStripe\ORM\Limitable;
use SilverStripe\ORM\SS_List;
@ -22,11 +23,11 @@ class GridFieldLazyLoader implements GridField_DataManipulator, GridField_HTMLPr
*/
public function getManipulatedData(GridField $gridField, SS_List $dataList)
{
// If we are lazy loading, empty the list
// If we are lazy loading an empty the list
if ($this->isLazy($gridField)) {
if ($dataList instanceof Limitable) {
// If our original list can be limited, set the limit to 0.
$dataList = $dataList->limit(0);
if ($dataList instanceof Filterable) {
// If our original list can be filtered, filter out all results.
$dataList = $dataList->byIDs([-1]);
} else {
// If not, create an empty list instead.
$dataList = ArrayList::create([]);