From 092f78d7a414011c64066707ef4798927e25814c Mon Sep 17 00:00:00 2001
From: Robin Appelman <robin@icewind.nl>
Date: Mon, 18 Feb 2019 15:47:54 +0100
Subject: add event for cache update

Signed-off-by: Robin Appelman <robin@icewind.nl>
---
 lib/private/Files/Cache/AbstractCacheEvent.php | 68 ++++++++++++++++++++++++++
 lib/private/Files/Cache/Cache.php              |  8 ++-
 2 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 lib/private/Files/Cache/AbstractCacheEvent.php

(limited to 'lib/private')

diff --git a/lib/private/Files/Cache/AbstractCacheEvent.php b/lib/private/Files/Cache/AbstractCacheEvent.php
new file mode 100644
index 00000000000..c8a41ce54d8
--- /dev/null
+++ b/lib/private/Files/Cache/AbstractCacheEvent.php
@@ -0,0 +1,68 @@
+<?php declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2019 Robin Appelman <robin@icewind.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Files\Cache;
+
+use OCP\Files\Cache\ICacheEvent;
+use OCP\Files\Storage\IStorage;
+use Symfony\Component\EventDispatcher\Event;
+
+class AbstractCacheEvent extends Event implements ICacheEvent {
+	protected $storage;
+	protected $path;
+	protected $fileId;
+
+	/**
+	 * @param IStorage $storage
+	 * @param string $path
+	 * @param int $fileId
+	 * @since 16.0.0
+	 */
+	public function __construct(IStorage $storage, string $path, int $fileId) {
+		$this->storage = $storage;
+		$this->path = $path;
+		$this->fileId = $fileId;
+	}
+
+	/**
+	 * @return IStorage
+	 * @since 16.0.0
+	 */
+	public function getStorage(): IStorage {
+		return $this->storage;
+	}
+
+	/**
+	 * @return string
+	 * @since 16.0.0
+	 */
+	public function getPath(): string {
+		return $this->path;
+	}
+
+	/**
+	 * @return int
+	 * @since 16.0.0
+	 */
+	public function getFileId(): int {
+		return $this->fileId;
+	}
+}
diff --git a/lib/private/Files/Cache/Cache.php b/lib/private/Files/Cache/Cache.php
index 17e870bcbb4..7b42cc2aa57 100644
--- a/lib/private/Files/Cache/Cache.php
+++ b/lib/private/Files/Cache/Cache.php
@@ -41,6 +41,7 @@ use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
 use OCP\DB\QueryBuilder\IQueryBuilder;
 use Doctrine\DBAL\Driver\Statement;
 use OCP\Files\Cache\CacheInsertEvent;
+use OCP\Files\Cache\CacheUpdateEvent;
 use OCP\Files\Cache\ICache;
 use OCP\Files\Cache\ICacheEntry;
 use \OCP\Files\IMimeTypeLoader;
@@ -230,7 +231,7 @@ class Cache implements ICache {
 	 */
 	public function put($file, array $data) {
 		if (($id = $this->getId($file)) > -1) {
-			$this->update($id, $data);
+			$this->update($id, $data, $file);
 			return $id;
 		} else {
 			return $this->insert($file, $data);
@@ -337,6 +338,11 @@ class Cache implements ICache {
 			') AND `fileid` = ? ';
 		$this->connection->executeQuery($sql, $params);
 
+		$path = $this->getPathById($id);
+		// path can still be null if the file doesn't exist
+		if ($path !== null) {
+			$this->eventDispatcher->dispatch(CacheUpdateEvent::class, new CacheUpdateEvent($this->storage, $path, $id));
+		}
 	}
 
 	/**
-- 
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