Changed naming schema for nested GridFields, to not include [ or ]

characters. This makes them work also with the search component.

javascript/GridFieldExtensions.js

@@ -612,6 +612,8 @@
 		$('.ss-gridfield-orderable.has-nested > .grid-field__table > tbody, .ss-gridfield-orderable.nested > .grid-field__table > tbody').entwine({
 			onadd: function() {
 				this._super();
+				let preventReorderUpdate = false;
+				let updateTimeouts = [];
 				let gridField = this.getGridField();
 				if (gridField.data("url-movetoparent")) {
 					let parentID = 0;
@@ -638,7 +640,7 @@
 							window.clearTimeout(timeout);
 						}
 						let childID = ui.item.attr('data-id');
-						let parentIntoChild = $(e.target).closest('.grid-field[data-name*="[GridFieldNestedForm]['+childID+']"]').length;
+						let parentIntoChild = $(e.target).closest('.grid-field[data-name*="-GridFieldNestedForm-'+childID+'"]').length;
 						if (parentIntoChild) {
 							// parent dragged into child, cancel sorting
 							ui.sender.sortable("cancel");

src/GridFieldNestedForm.php

@@ -359,11 +359,8 @@ class GridFieldNestedForm extends AbstractGridFieldComponent implements
     
     public function handleSave(GridField $gridField, DataObjectInterface $record)
     {
+        $postKey = self::POST_KEY;
         $value = $gridField->Value();
-        if (!isset($value[self::POST_KEY]) || !is_array($value[self::POST_KEY])) {
-            return;
-        }
-
         if (isset($value['GridState']) && $value['GridState']) {
             // set grid state from value, to store open/closed toggle state for nested forms
             $gridField->getState(false)->setValue($value['GridState']);
@@ -373,7 +370,10 @@ class GridFieldNestedForm extends AbstractGridFieldComponent implements
         if ($gridStateStr = $manager->getStateFromRequest($gridField, $request)) {
             $gridField->getState(false)->setValue($gridStateStr);
         }
-        foreach ($value[self::POST_KEY] as $recordID => $nestedData) {
+        foreach ($request->postVars() as $key => $val) {
+            if (preg_match("/{$gridField->getName()}-{$postKey}-(\d+)/", $key, $matches)) {
+                $recordID = $matches[1];
+                $nestedData = $val;
                 $record = $gridField->getList()->byID($recordID);
                 if ($record) {
                     $nestedGridField = $this->handleNestedItem($gridField, null, $record);
@@ -382,6 +382,7 @@ class GridFieldNestedForm extends AbstractGridFieldComponent implements
                 }
             }
         }
+    }
 
     public function getManipulatedData(GridField $gridField, SS_List $dataList)
     {

src/GridFieldNestedFormItemRequest.php

@@ -65,6 +65,10 @@ class GridFieldNestedFormItemRequest extends GridFieldDetailForm_ItemRequest
             if ($relationClass == get_class($this->record)) {
                 $config->removeComponentsByType(GridFieldSortableHeader::class);
                 $config->removeComponentsByType(GridFieldFilterHeader::class);
+
+                if ($this->gridField->getConfig()->getComponentByType(GridFieldOrderableRows::class)) {
+                    $config->addComponent(new GridFieldOrderableRows());
+                }
             }
 
             if ($this->record->hasExtension(Hierarchy::class)) {
@@ -96,7 +100,7 @@ class GridFieldNestedFormItemRequest extends GridFieldDetailForm_ItemRequest
         $fields = new FieldList(
             $gridField = new GridField(
                 sprintf(
-                    '%s[%s][%s]',
+                    '%s-%s-%s',
                     $this->component->getGridField()->getName(),
                     GridFieldNestedForm::POST_KEY,
                     $this->record->ID