owncloud / core

		$recipientList = [];

		if ($shareType === \OCP\Share::SHARE_TYPE_USER) {

			$recipientList[] = $this->userManager->get($recipient);

		} elseif ($shareType === \OCP\Share::SHARE_TYPE_GROUP) {

			$group = \OC::$server->getGroupManager()->get($recipient);

			$recipientList = $group->searchUsers('');

		}

		// don't send a mail to the user who shared the file

		$recipientList = \array_filter($recipientList, function ($user) {

			/** @var IUser $user */

				$listOfUnsharedItems = \array_merge($listOfUnsharedItems, $deletedShares, [$shareTmp]);

				$itemUnshared = true;

				break;

			} elseif ((int)$share['share_type'] === \OCP\Share::SHARE_TYPE_GROUP) {

				if (\OC::$server->getGroupManager()->inGroup($uid, $share['share_with'])) {

					$groupShare = $share;

				}

			} elseif ((int)$share['share_type'] === self::$shareTypeGroupUserUnique &&

				$share['share_with'] === $uid) {

				$uniqueGroupShare = $share;

			}