FEATURE: Soft removal subtree tag removed

Neos.ContentRepository.Core/Classes/Feature/SubtreeTagging/Dto/SubtreeTag.php

@@ -52,6 +52,11 @@ public static function disabled(): self
         return self::instance('disabled');
     }
 
+    public static function deleted(): self
+    {
+        return self::instance('deleted');
+    }
+
     public function equals(self $other): bool
     {
         return $this === $other;

Neos.Neos/Classes/PendingChangesProjection/ChangeProjection.php

@@ -35,6 +35,7 @@
 use Neos\ContentRepository\Core\Feature\NodeVariation\Event\NodeGeneralizationVariantWasCreated;
 use Neos\ContentRepository\Core\Feature\NodeVariation\Event\NodePeerVariantWasCreated;
 use Neos\ContentRepository\Core\Feature\NodeVariation\Event\NodeSpecializationVariantWasCreated;
+use Neos\ContentRepository\Core\Feature\SubtreeTagging\Dto\SubtreeTag;
 use Neos\ContentRepository\Core\Feature\SubtreeTagging\Event\SubtreeWasTagged;
 use Neos\ContentRepository\Core\Feature\SubtreeTagging\Event\SubtreeWasUntagged;
 use Neos\ContentRepository\Core\Infrastructure\DbalSchemaDiff;
@@ -231,6 +232,11 @@ private function whenSubtreeWasTagged(SubtreeWasTagged $event): void
             return;
         }
         foreach ($event->affectedDimensionSpacePoints as $dimensionSpacePoint) {
+            if ($event->tag === SubtreeTag::deleted()) {
+                $this->markAsDeleted($event->contentStreamId, $event->nodeAggregateId, OriginDimensionSpacePoint::fromDimensionSpacePoint($dimensionSpacePoint));
+                continue;
+            }
+
             $this->markAsChanged(
                 $event->contentStreamId,
                 $event->nodeAggregateId,
@@ -449,6 +455,16 @@ static function (Change $change) {
         );
     }
 
+    private function markAsDeleted(
+        ContentStreamId $contentStreamId,
+        NodeAggregateId $nodeAggregateId,
+        OriginDimensionSpacePoint $originDimensionSpacePoint,
+    ): void {
+        $this->modifyChange($contentStreamId, $nodeAggregateId, $originDimensionSpacePoint, static function (Change $change) {
+            $change->deleted = true;
+        });
+    }
+
     private function modifyChange(
         ContentStreamId $contentStreamId,
         NodeAggregateId $nodeAggregateId,

Neos.Neos/Configuration/Policy.yaml

@@ -128,7 +128,8 @@ privilegeTargets:
       # !!! matcher payload in this case is a ContentRepository SubtreeTag,
       # i.e. nodes with ths specified tag are only read if the user has the corresponding privilegeTarget assigned.
       matcher: 'disabled'
-
+    'Neos.Neos:ContentRepository.ReadDeletedNodes':
+      matcher: 'deleted'
 roles:
 
   'Neos.Flow:Everybody':