From b5922e467ab2570d25ccbfce0d20115fbf831be8 Mon Sep 17 00:00:00 2001
From: Joas Schilling <nickvergessen@owncloud.com>
Date: Thu, 24 Mar 2016 09:33:00 +0100
Subject: [PATCH] Allow the activity app to set the current user when sending
 emails

---
 lib/private/activitymanager.php  | 20 +++++++++++++++++++-
 lib/public/activity/imanager.php | 10 ++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/lib/private/activitymanager.php b/lib/private/activitymanager.php
index 373105291d..e522dca9e3 100644
--- a/lib/private/activitymanager.php
+++ b/lib/private/activitymanager.php
@@ -49,6 +49,9 @@ class ActivityManager implements IManager {
 	/** @var int */
 	protected $formattingObjectId;
 
+	/** @var string */
+	protected $currentUserId;
+
 	/**
 	 * constructor of the controller
 	 *
@@ -475,6 +478,19 @@ class ActivityManager implements IManager {
 		return array(' and ((' . implode(') or (', $conditions) . '))', $parameters);
 	}
 
+	/**
+	 * Set the user we need to use
+	 *
+	 * @param string|null $currentUserId
+	 * @throws \UnexpectedValueException If the user is invalid
+	 */
+	public function setCurrentUserId($currentUserId) {
+		if (!is_string($currentUserId) && $currentUserId !== null) {
+			throw new \UnexpectedValueException('The given current user is invalid');
+		}
+		$this->currentUserId = $currentUserId;
+	}
+
 	/**
 	 * Get the user we need to use
 	 *
@@ -484,7 +500,9 @@ class ActivityManager implements IManager {
 	 * @throws \UnexpectedValueException If the token is invalid, does not exist or is not unique
 	 */
 	public function getCurrentUserId() {
-		if (!$this->session->isLoggedIn()) {
+		if ($this->currentUserId !== null) {
+			return $this->currentUserId;
+		} else if (!$this->session->isLoggedIn()) {
 			return $this->getUserFromToken();
 		} else {
 			return $this->session->getUser()->getUID();
diff --git a/lib/public/activity/imanager.php b/lib/public/activity/imanager.php
index 0b97f8a07e..cbd0872241 100644
--- a/lib/public/activity/imanager.php
+++ b/lib/public/activity/imanager.php
@@ -204,6 +204,16 @@ interface IManager {
 	 */
 	public function getQueryForFilter($filter);
 
+
+	/**
+	 * Set the user we need to use
+	 *
+	 * @param string|null $currentUserId
+	 * @throws \UnexpectedValueException If the user is invalid
+	 * @since 9.0.1
+	 */
+	public function setCurrentUserId($currentUserId);
+
 	/**
 	 * Get the user we need to use
 	 *