Support nc 27

Signed-off-by: greta <[email protected]>

appinfo/info.xml

@@ -33,7 +33,7 @@ This product includes GeoLite2 data created by MaxMind, available from [maxmind.
 	<screenshot>https://github.com/nextcloud/terms_of_service/raw/master/docs/notification-and-settings.png</screenshot>
 
 	<dependencies>
-		<nextcloud min-version="28" max-version="31" />
+		<nextcloud min-version="27" max-version="31" />
 	</dependencies>
 
 	<repair-steps>

lib/Filesystem/StorageWrapper.php

@@ -24,47 +24,47 @@ public function __construct($parameters) {
 		$this->helper = new Helper($parameters['checker'], $this->mountPoint);
 	}
 
-	public function isCreatable(string $path): bool {
+	public function isCreatable($path): bool {
 		if(!$this->helper->verifyAccess($path)) {
 			return false;
 		}
 
 		return $this->storage->isCreatable($path);
 	}
 
-	public function isUpdatable(string $path): bool {
+	public function isUpdatable($path): bool {
 		if(!$this->helper->verifyAccess($path)) {
 			return false;
 		}
 
 		return $this->storage->isUpdatable($path);
 	}
 
-	public function isDeletable(string $path): bool {
+	public function isDeletable($path): bool {
 		if(!$this->helper->verifyAccess($path)) {
 			return false;
 		}
 
 		return $this->storage->isDeletable($path);
 	}
 
-	public function isReadable(string $path): bool {
+	public function isReadable($path): bool {
 		if(!$this->helper->verifyAccess($path)) {
 			return false;
 		}
 
 		return $this->storage->isReadable($path);
 	}
 
-	public function isSharable(string $path): bool {
+	public function isSharable($path): bool {
 		if(!$this->helper->verifyAccess($path)) {
 			return false;
 		}
 
 		return $this->storage->isReadable($path);
 	}
 
-	public function fopen(string $path, string $mode) {
+	public function fopen($path, $mode) {
 		if ($this->helper->verifyAccess($path)) {
 			return $this->storage->fopen($path, $mode);
 		}
@@ -79,7 +79,7 @@ public function fopen(string $path, string $mode) {
 	 * @param \OC\Files\Storage\Storage (optional) the storage to pass to the cache
 	 * @return \OC\Files\Cache\Cache
 	 */
-	public function getCache(string $path = '', ?IStorage $storage = null): ICache {
+	public function getCache($path = '', $storage = null): ICache {
 		if (!$storage) {
 			$storage = $this;
 		}