From d2bcb57a542b4119f47a687e2fbb6ee9f2525ddc Mon Sep 17 00:00:00 2001
From: Robin Appelman <robin@icewind.nl>
Date: Mon, 8 Mar 2021 18:49:08 +0100
Subject: add ICopyFromCache trait to expose existing implementation

Signed-off-by: Robin Appelman <robin@icewind.nl>
---
 lib/private/Files/Cache/Cache.php              | 42 +++++++++++++++++++++++++-
 lib/private/Files/Cache/MoveFromCacheTrait.php | 36 ++--------------------
 2 files changed, 43 insertions(+), 35 deletions(-)

(limited to 'lib/private/Files/Cache')

diff --git a/lib/private/Files/Cache/Cache.php b/lib/private/Files/Cache/Cache.php
index 2513abd525f..e2301c3c7ac 100644
--- a/lib/private/Files/Cache/Cache.php
+++ b/lib/private/Files/Cache/Cache.php
@@ -629,7 +629,7 @@ class Cache implements ICache {
 	/**
 	 * Move a file or folder in the cache
 	 *
-	 * @param \OCP\Files\Cache\ICache $sourceCache
+	 * @param ICache $sourceCache
 	 * @param string $sourcePath
 	 * @param string $targetPath
 	 * @throws \OC\DatabaseException
@@ -1076,4 +1076,44 @@ class Cache implements ICache {
 	public function normalize($path) {
 		return trim(\OC_Util::normalizeUnicode($path), '/');
 	}
+
+	/**
+	 * Copy a file or folder in the cache
+	 *
+	 * @param ICache $sourceCache
+	 * @param ICacheEntry $sourceEntry
+	 * @param string $targetPath
+	 * @return int fileid of copied entry
+	 */
+	public function copyFromCache(ICache $sourceCache, ICacheEntry $sourceEntry, string $targetPath): int {
+		$data = $this->cacheEntryToArray($sourceEntry);
+		$fileId = $this->put($targetPath, $data);
+		if ($fileId <= 0) {
+			throw new \RuntimeException("Failed to copy to " . $targetPath . " from cache with source data " . json_encode($data) . " ");
+		}
+		if ($sourceEntry->getMimeType() === ICacheEntry::DIRECTORY_MIMETYPE) {
+			$folderContent = $sourceCache->getFolderContentsById($sourceEntry->getId());
+			foreach ($folderContent as $subEntry) {
+				$subTargetPath = $targetPath . '/' . $subEntry->getName();
+				$this->copyFromCache($sourceCache, $subEntry, $subTargetPath);
+			}
+		}
+		return $fileId;
+	}
+
+	private function cacheEntryToArray(ICacheEntry $entry): array {
+		return [
+			'size' => $entry->getSize(),
+			'mtime' => $entry->getMTime(),
+			'storage_mtime' => $entry->getStorageMTime(),
+			'mimetype' => $entry->getMimeType(),
+			'mimepart' => $entry->getMimePart(),
+			'etag' => $entry->getEtag(),
+			'permissions' => $entry->getPermissions(),
+			'encrypted' => $entry->isEncrypted(),
+			'creation_time' => $entry->getCreationTime(),
+			'upload_time' => $entry->getUploadTime(),
+			'metadata_etag' => $entry->getMetadataEtag(),
+		];
+	}
 }
diff --git a/lib/private/Files/Cache/MoveFromCacheTrait.php b/lib/private/Files/Cache/MoveFromCacheTrait.php
index 0f42b00df1c..2f5bbfb7eea 100644
--- a/lib/private/Files/Cache/MoveFromCacheTrait.php
+++ b/lib/private/Files/Cache/MoveFromCacheTrait.php
@@ -41,6 +41,8 @@ trait MoveFromCacheTrait {
 	 */
 	abstract public function put($file, array $data);
 
+	abstract public function copyFromCache(ICache $sourceCache, ICacheEntry $sourceEntry, string $targetPath): int;
+
 	/**
 	 * Move a file or folder in the cache
 	 *
@@ -55,38 +57,4 @@ trait MoveFromCacheTrait {
 
 		$sourceCache->remove($sourcePath);
 	}
-
-	/**
-	 * Copy a file or folder in the cache
-	 *
-	 * @param \OCP\Files\Cache\ICache $sourceCache
-	 * @param ICacheEntry $sourceEntry
-	 * @param string $targetPath
-	 */
-	public function copyFromCache(ICache $sourceCache, ICacheEntry $sourceEntry, $targetPath) {
-		$this->put($targetPath, $this->cacheEntryToArray($sourceEntry));
-		if ($sourceEntry->getMimeType() === ICacheEntry::DIRECTORY_MIMETYPE) {
-			$folderContent = $sourceCache->getFolderContentsById($sourceEntry->getId());
-			foreach ($folderContent as $subEntry) {
-				$subTargetPath = $targetPath . '/' . $subEntry->getName();
-				$this->copyFromCache($sourceCache, $subEntry, $subTargetPath);
-			}
-		}
-	}
-
-	private function cacheEntryToArray(ICacheEntry $entry) {
-		return [
-			'size' => $entry->getSize(),
-			'mtime' => $entry->getMTime(),
-			'storage_mtime' => $entry->getStorageMTime(),
-			'mimetype' => $entry->getMimeType(),
-			'mimepart' => $entry->getMimePart(),
-			'etag' => $entry->getEtag(),
-			'permissions' => $entry->getPermissions(),
-			'encrypted' => $entry->isEncrypted(),
-			'creation_time' => $entry->getCreationTime(),
-			'upload_time' => $entry->getUploadTime(),
-			'metadata_etag' => $entry->getMetadataEtag(),
-		];
-	}
 }
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