Fix loading and activity warning

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Activity/DeckProvider.php

@@ -142,7 +142,11 @@ class DeckProvider implements IProvider {
 		$placeholders = $replacements = [];
 		foreach ($parameters as $placeholder => $parameter) {
 			$placeholders[] = '{' . $placeholder . '}';
+			if (array_key_exists('name', $parameter)) {
 				$replacements[] = $parameter['name'];
+			} else {
+				$replacements[] = '';
+			}
 		}
 
 		$event->setParsedSubject(str_replace($placeholders, $replacements, $subject))

lib/Service/BoardService.php

@@ -88,7 +88,7 @@ class BoardService {
 	/**
 	 * @return array
 	 */
-	public function findAll($since = 0) {
+	public function findAll($since = -1) {
 		$userInfo = $this->getBoardPrerequisites();
 		$userBoards = $this->boardMapper->findAllByUser($userInfo['user'], null, null, $since);
 		$groupBoards = $this->boardMapper->findAllByGroups($userInfo['user'], $userInfo['groups'],null, null,  $since);

lib/Service/StackService.php

@@ -127,7 +127,7 @@ class StackService {
 	 * @throws \OCA\Deck\NoPermissionException
 	 * @throws BadRequestException
 	 */
-	public function findAll($boardId, $since = 0) {
+	public function findAll($boardId, $since = -1) {
 		if (is_numeric($boardId) === false) {
 			throw new BadRequestException('boardId must be a number');
 		}