Properly expose read only public shares as read only

3 files changed, 87 insertions, 0 deletions

diff --git a/apps/files_sharing/lib/external/scanner.php b/apps/files_sharing/lib/external/scanner.php
index 1f32d79b149..8fb8683ed92 100644
--- a/apps/files_sharing/lib/external/scanner.php
+++ b/apps/files_sharing/lib/external/scanner.php
@@ -14,6 +14,10 @@ class Scanner extends \OC\Files\Cache\Scanner {
 	 */
 	protected $storage;
 
+	public function scan($path, $recursive = self::SCAN_RECURSIVE, $reuse = -1) {
+		$this->scanAll();
+	}
+
 	public function scanAll() {
 		$remote = $this->storage->getRemote();
 		$token = $this->storage->getToken();
diff --git a/apps/files_sharing/lib/readonlycache.php b/apps/files_sharing/lib/readonlycache.php
new file mode 100644
index 00000000000..f129ca49433
--- /dev/null
+++ b/apps/files_sharing/lib/readonlycache.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OCA\Files_Sharing;
+
+use OC\Files\Cache\Cache;
+
+class ReadOnlyCache extends Cache {
+	public function get($path) {
+		$data = parent::get($path);
+		$data['permissions'] &= (\OCP\PERMISSION_READ | \OCP\PERMISSION_SHARE);
+		return $data;
+	}
+
+	public function getFolderContents($path) {
+		$content = parent::getFolderContents($path);
+		foreach ($content as &$data) {
+			$data['permissions'] &= (\OCP\PERMISSION_READ | \OCP\PERMISSION_SHARE);
+		}
+		return $content;
+	}
+}
diff --git a/apps/files_sharing/lib/readonlywrapper.php b/apps/files_sharing/lib/readonlywrapper.php
new file mode 100644
index 00000000000..45ed3fd68bb
--- /dev/null
+++ b/apps/files_sharing/lib/readonlywrapper.php
@@ -0,0 +1,56 @@
+<?php
+/**
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OCA\Files_Sharing;
+
+use OC\Files\Storage\Wrapper\Wrapper;
+
+class ReadOnlyWrapper extends Wrapper {
+	public function isUpdatable($path) {
+		return false;
+	}
+
+	public function isCreatable($path) {
+		return false;
+	}
+
+	public function isDeletable($path) {
+		return false;
+	}
+
+	public function getPermissions($path) {
+		return $this->storage->getPermissions($path) & (\OCP\PERMISSION_READ | \OCP\PERMISSION_SHARE);
+	}
+
+	public function rename($path1, $path2) {
+		return false;
+	}
+
+	public function touch($path, $mtime = null) {
+		return false;
+	}
+
+	public function mkdir($path) {
+		return false;
+	}
+
+	public function rmdir($path) {
+		return false;
+	}
+
+	public function unlink($path) {
+		return false;
+	}
+
+	public function getCache($path = '', $storage = null) {
+		if (!$storage) {
+			$storage = $this;
+		}
+		return new ReadOnlyCache($storage);
+	}
+}