From 147e2800fa223874bcbd51353b2ae2afbf15472b Mon Sep 17 00:00:00 2001
From: Maxence Lange <maxence@artificial-owl.com>
Date: Mon, 11 Feb 2019 10:01:06 -0100
Subject: [PATCH] Delete on Actor delete also Note from this Actor

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>
---
 lib/Db/NotesRequest.php                     | 11 +++++
 lib/Interfaces/Activity/DeleteInterface.php |  4 ++
 lib/Interfaces/Actor/PersonInterface.php    | 47 +++++++++++++--------
 3 files changed, 44 insertions(+), 18 deletions(-)

diff --git a/lib/Db/NotesRequest.php b/lib/Db/NotesRequest.php
index b3ce7d74..e364dc76 100644
--- a/lib/Db/NotesRequest.php
+++ b/lib/Db/NotesRequest.php
@@ -375,5 +375,16 @@ class NotesRequest extends NotesRequestBuilder {
 		$qb->execute();
 	}
 
+
+	/**
+	 * @param string $actorId
+	 */
+	public function deleteByAuthor(string $actorId) {
+		$qb = $this->getNotesDeleteSql();
+		$this->limitToAttributedTo($qb, $actorId);
+
+		$qb->execute();
+	}
+
 }
 
diff --git a/lib/Interfaces/Activity/DeleteInterface.php b/lib/Interfaces/Activity/DeleteInterface.php
index 5d57ffc9..0860239e 100644
--- a/lib/Interfaces/Activity/DeleteInterface.php
+++ b/lib/Interfaces/Activity/DeleteInterface.php
@@ -72,11 +72,13 @@ class DeleteInterface implements IActivityPubInterface {
 				$types = ['Note', 'Person'];
 				foreach ($types as $type) {
 					try {
+						$item->checkOrigin($item->getObjectId());
 						$interface = AP::$activityPub->getInterfaceForItem($type);
 						$object = $interface->getItemById($item->getObjectId());
 						$interface->delete($object);
 
 						return;
+					} catch (InvalidOriginException $e) {
 					} catch (ItemNotFoundException $e) {
 					} catch (ItemUnknownException $e) {
 					}
@@ -88,8 +90,10 @@ class DeleteInterface implements IActivityPubInterface {
 
 		$object = $item->getObject();
 		try {
+			$item->checkOrigin($object->getId());
 			$interface = AP::$activityPub->getInterfaceForItem($object);
 			$interface->delete($object);
+		} catch (InvalidOriginException $e) {
 		} catch (ItemUnknownException $e) {
 		}
 	}
diff --git a/lib/Interfaces/Actor/PersonInterface.php b/lib/Interfaces/Actor/PersonInterface.php
index 6e22a0da..25c0bc60 100644
--- a/lib/Interfaces/Actor/PersonInterface.php
+++ b/lib/Interfaces/Actor/PersonInterface.php
@@ -33,11 +33,13 @@ namespace OCA\Social\Interfaces\Actor;
 
 use daita\MySmallPhpTools\Traits\TArrayTools;
 use OCA\Social\Db\CacheActorsRequest;
+use OCA\Social\Db\NotesRequest;
 use OCA\Social\Exceptions\CacheActorDoesNotExistException;
 use OCA\Social\Exceptions\InvalidOriginException;
 use OCA\Social\Exceptions\ItemNotFoundException;
 use OCA\Social\Interfaces\IActivityPubInterface;
 use OCA\Social\Model\ActivityPub\ACore;
+use OCA\Social\Model\ActivityPub\Activity\Delete;
 use OCA\Social\Model\ActivityPub\Activity\Update;
 use OCA\Social\Model\ActivityPub\Actor\Person;
 use OCA\Social\Service\ActorService;
@@ -59,6 +61,9 @@ class PersonInterface implements IActivityPubInterface {
 	/** @var CacheActorsRequest */
 	private $cacheActorsRequest;
 
+	/** @var NotesRequest */
+	private $notesRequest;
+
 	/** @var ActorService */
 	private $actorService;
 
@@ -73,15 +78,17 @@ class PersonInterface implements IActivityPubInterface {
 	 * UndoService constructor.
 	 *
 	 * @param CacheActorsRequest $cacheActorsRequest
+	 * @param NotesRequest $notesRequest
 	 * @param ActorService $actorService
 	 * @param ConfigService $configService
 	 * @param MiscService $miscService
 	 */
 	public function __construct(
-		CacheActorsRequest $cacheActorsRequest, ActorService $actorService,
-		ConfigService $configService, MiscService $miscService
+		CacheActorsRequest $cacheActorsRequest, NotesRequest $notesRequest,
+		ActorService $actorService, ConfigService $configService, MiscService $miscService
 	) {
 		$this->cacheActorsRequest = $cacheActorsRequest;
+		$this->notesRequest = $notesRequest;
 		$this->actorService = $actorService;
 		$this->configService = $configService;
 		$this->miscService = $miscService;
@@ -141,36 +148,40 @@ class PersonInterface implements IActivityPubInterface {
 	 */
 	public function activity(Acore $activity, ACore $item) {
 		/** @var Person $item */
+		$activity->checkOrigin($item->getId());
 
 		if ($activity->getType() === Update::TYPE) {
-			$activity->checkOrigin($item->getId());
-			$item->setCreation($activity->getOriginCreationTime());
-
-			try {
-				$current = $this->cacheActorsRequest->getFromId($item->getId());
-				if ($current->getCreation() < $activity->getOriginCreationTime()) {
-					$this->cacheActorsRequest->update($item);
-				}
-			} catch (CacheActorDoesNotExistException $e) {
-				$this->cacheActorsRequest->save($item);
-			}
-
+			$this->updateActor($item, $activity);
 		}
 	}
 
 
 	/**
 	 * @param ACore $item
-	 *
-	 * @throws InvalidOriginException
 	 */
 	public function delete(ACore $item) {
-		$item->checkOrigin(($item->getId()));
-
 		/** @var Person $item */
 		$this->cacheActorsRequest->deleteFromId($item->getId());
+		$this->notesRequest->deleteByAuthor($item->getId());
 	}
 
 
+	/**
+	 * @param Person $actor
+	 * @param ACore $activity
+	 */
+	private function updateActor(Person $actor, ACore $activity) {
+		$actor->setCreation($activity->getOriginCreationTime());
+
+		try {
+			$current = $this->cacheActorsRequest->getFromId($actor->getId());
+			if ($current->getCreation() < $activity->getOriginCreationTime()) {
+				$this->cacheActorsRequest->update($actor);
+			}
+		} catch (CacheActorDoesNotExistException $e) {
+			$this->cacheActorsRequest->save($actor);
+		}
+	}
+
 }