From 74b0139dffca433aac2a3c19bcead22e3f379431 Mon Sep 17 00:00:00 2001
From: Jonas <jonas@freesources.org>
Date: Mon, 25 Sep 2023 18:25:53 +0200
Subject: [PATCH] WIP: enh(IMountManager): Add method to get MountPoint from
 CachedMountInfo

Signed-off-by: Jonas <jonas@freesources.org>
---
 apps/workflowengine/lib/Entity/File.php  | 17 ++++++++++++++---
 lib/private/Files/Mount/Manager.php      | 18 ++++++++++++++++++
 lib/public/Files/Mount/IMountManager.php | 12 ++++++++++++
 3 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/apps/workflowengine/lib/Entity/File.php b/apps/workflowengine/lib/Entity/File.php
index 0f47928eb222a..215e6f349e264 100644
--- a/apps/workflowengine/lib/Entity/File.php
+++ b/apps/workflowengine/lib/Entity/File.php
@@ -31,6 +31,7 @@
 use OCP\EventDispatcher\GenericEvent;
 use OCP\Files\InvalidPathException;
 use OCP\Files\IRootFolder;
+use OCP\Files\Mount\IMountManager;
 use OCP\Files\Node;
 use OCP\Files\NotFoundException;
 use OCP\IL10N;
@@ -74,6 +75,8 @@ class File implements IEntity, IDisplayText, IUrl, IIcon, IContextPortation {
 	private $userManager;
 	/** @var UserMountCache */
 	private $userMountCache;
+	/** @var IMountManager */
+	private $mountManager;
 
 	public function __construct(
 		IL10N $l10n,
@@ -82,7 +85,8 @@ public function __construct(
 		IUserSession $userSession,
 		ISystemTagManager $tagManager,
 		IUserManager $userManager,
-		UserMountCache $userMountCache
+		UserMountCache $userMountCache,
+		IMountManager $mountManager
 	) {
 		$this->l10n = $l10n;
 		$this->urlGenerator = $urlGenerator;
@@ -91,6 +95,7 @@ public function __construct(
 		$this->tagManager = $tagManager;
 		$this->userManager = $userManager;
 		$this->userMountCache = $userMountCache;
+		$this->mountManager = $mountManager;
 	}
 
 	public function getName(): string {
@@ -143,12 +148,18 @@ public function isLegitimatedForUserId(string $uid): bool {
 				$fileId = $node->getId();
 			}
 
-			$mounts = $this->userMountCache->getMountsForFileId($fileId, $uid);
-			foreach ($mounts as $mount) {
+			$mountInfos = $this->userMountCache->getMountsForFileId($fileId, $uid);
+			foreach ($mountInfos as $mountInfo) {
+				$mount = $this->mountManager->getMountFromMountInfo($mountInfo);
+				if (!empty($mount->getStorage()->getCache()->get($fileId))) {
+					return true;
+				}
+				/*
 				$userFolder = $this->root->getUserFolder($uid);
 				if (!empty($userFolder->getById($fileId))) {
 					return true;
 				}
+				*/
 			}
 			return false;
 		} catch (NotFoundException $e) {
diff --git a/lib/private/Files/Mount/Manager.php b/lib/private/Files/Mount/Manager.php
index 805cce658a678..6fafd47723fed 100644
--- a/lib/private/Files/Mount/Manager.php
+++ b/lib/private/Files/Mount/Manager.php
@@ -33,6 +33,7 @@
 use OC\Files\Filesystem;
 use OC\Files\SetupManager;
 use OC\Files\SetupManagerFactory;
+use OCP\Files\Config\ICachedMountInfo;
 use OCP\Files\Mount\IMountManager;
 use OCP\Files\Mount\IMountPoint;
 use OCP\Files\NotFoundException;
@@ -226,4 +227,21 @@ public function getMountsByMountProvider(string $path, array $mountProviders) {
 			});
 		}
 	}
+
+	/**
+	 * Return the mount matching a cached mount info (or mount file info)
+	 *
+	 * @param ICachedMountInfo $info
+	 *
+	 * @return IMountPoint
+	 * @throws NotFoundException
+	 */
+	public function getMountFromMountInfo(ICachedMountInfo $info): IMountPoint {
+		foreach ($this->mounts as $mount) {
+			if ($mount->getStorageRootId() === $info->getRootId()) {
+				return $mount;
+			}
+		}
+		throw new NotFoundException("No mount for mount info with rootId " . (string)$info->getRootId());
+	}
 }
diff --git a/lib/public/Files/Mount/IMountManager.php b/lib/public/Files/Mount/IMountManager.php
index a55e5758199d0..21e5327ce7425 100644
--- a/lib/public/Files/Mount/IMountManager.php
+++ b/lib/public/Files/Mount/IMountManager.php
@@ -26,6 +26,8 @@
  */
 namespace OCP\Files\Mount;
 
+use OCP\Files\Config\ICachedMountInfo;
+
 /**
  * Interface IMountManager
  *
@@ -106,4 +108,14 @@ public function getAll(): array;
 	 * @since 8.2.0
 	 */
 	public function findByNumericId(int $id): array;
+
+	/**
+	 * Return the mount matching a cached mount info (or mount file info)
+	 *
+	 * @param ICachedMountInfo $info
+	 *
+	 * @return IMountPoint
+	 * @since 28.0.0
+	 */
+	public function getMountFromMountInfo(ICachedMountInfo $info): IMountPoint;
 }