fixup! Add ability to limit sharing to owner

Author: georgehrke

apps/dav/lib/CalDAV/Publishing/PublishPlugin.php

@@ -130,15 +130,15 @@ public function propFind(PropFind $propFind, INode $node) {
 			});
 
 			$propFind->handle('{'.self::NS_CALENDARSERVER.'}allowed-sharing-modes', function () use ($node) {
+				$canShare = (!$node->isSubscription() && $node->canWrite());
+				$canPublish = (!$node->isSubscription() && $node->canWrite());
+
 				if ($this->config->getAppValue('dav', 'limitAddressBookAndCalendarSharingToOwner', 'no') === 'yes') {
-					$canShare = (!$node->isSubscription() && $node->getOwner() === $node->getPrincipalURI());
-					$canPublish = (!$node->isSubscription() && $node->getOwner() === $node->getPrincipalURI());
-				} else {
-					$canShare = (!$node->isSubscription() && $node->canWrite());
-					$canPublish = (!$node->isSubscription() && $node->canWrite());
+					$canShare &= ($node->getOwner() === $node->getPrincipalURI());
+					$canPublish &= ($node->getOwner() === $node->getPrincipalURI());
 				}
 
-				return new AllowedSharingModes($canShare, $canPublish);
+				return new AllowedSharingModes((bool)$canShare, (bool)$canPublish);
 			});
 		}
 	}