fix: have visibility checks already in SQL instead of later filtering

Signed-off-by: Arthur Schiwon <[email protected]>
nextcloud · Aug 6, 2024 · ac42f69 · ac42f69
1 parent 8669101
commit ac42f69
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Showing 2 changed files with 17 additions and 31 deletions.
diff --git a/lib/Db/ContextMapper.php b/lib/Db/ContextMapper.php
@@ -165,17 +165,27 @@ public function findAll(?string $userId = null): array {
 
 		return $resultEntities;
 	}
-
 	public function findForNavBar(string $userId): array {
 		$qb = $this->getFindContextBaseQuery($userId);
-		$qb->andWhere($qb->expr()->andX(
+		$qb->andWhere($qb->expr()->orX(
 			// default
-			$qb->expr()->gt('n.display_mode', $qb->createNamedParameter(Application::NAV_ENTRY_MODE_HIDDEN, IQueryBuilder::PARAM_INT)),
-			// user override
-			$qb->expr()->orX(
-				$qb->expr()->gt('n2.display_mode', $qb->createNamedParameter(Application::NAV_ENTRY_MODE_HIDDEN, IQueryBuilder::PARAM_INT)),
+			$qb->expr()->andX(
+				// requires lack of user overwrite, indicated by n2.display_mode
 				$qb->expr()->isNull('n2.display_mode'),
-			)
+				// requires a display mode also depending on the role…
+				$qb->expr()->orX(
+					// not an owner: requires RECIPIENT or ALL
+					$qb->expr()->andX(
+						// groups are not considered, yet
+						$qb->expr()->neq('c.owner_id', $qb->createNamedParameter($userId)),
+						$qb->expr()->gt('n.display_mode', $qb->createNamedParameter(Application::NAV_ENTRY_MODE_HIDDEN, IQueryBuilder::PARAM_INT)),
+					),
+					// an owner (no explicit check necessary): requires ALL
+					$qb->expr()->eq('n.display_mode', $qb->createNamedParameter(Application::NAV_ENTRY_MODE_ALL, IQueryBuilder::PARAM_INT)),
+				),
+			),
+			// user override
+			$qb->expr()->gt('n2.display_mode', $qb->createNamedParameter(Application::NAV_ENTRY_MODE_HIDDEN, IQueryBuilder::PARAM_INT)),
 		));
 
 		$result = $qb->executeQuery();

diff --git a/lib/Listener/BeforeTemplateRenderedListener.php b/lib/Listener/BeforeTemplateRenderedListener.php
@@ -38,30 +38,6 @@ public function handle(Event $event): void {
 
 		$contexts = $this->contextService->findForNavigation($user->getUID());
 		foreach ($contexts as $context) {
-			if ($context->getOwnerType() === Application::OWNER_TYPE_USER
-				&& $context->getOwnerId() === $user->getUID()) {
-
-				// filter out entries for owners unless it is set to be visible
-				$skipEntry = true;
-				foreach ($context->getSharing() as $shareInfo) {
-					// TODO: integrate into DB query in Mapper
-					if (isset($shareInfo['display_mode']) && $shareInfo['display_mode'] === Application::NAV_ENTRY_MODE_ALL) {
-						// a custom override makes it visible
-						$skipEntry = false;
-						break;
-					}
-
-					if (!isset($shareInfo['display_mode']) && $shareInfo['display_mode_default'] === Application::NAV_ENTRY_MODE_ALL) {
-						// no custom override, and visible also for owner by default
-						$skipEntry = false;
-						break;
-					}
-				}
-				if ($skipEntry) {
-					continue;
-				}
-			}
-
 			$this->navigationManager->add(function () use ($context) {
 				$iconRelPath = 'material/' . $context->getIcon() . '.svg';
 				if (file_exists(__DIR__ . '/../../img/' . $iconRelPath)) {