Added mimetype detector

* Copied unit tests from old functions

2 files changed, 87 insertions, 0 deletions

diff --git a/lib/public/files/imimetypedetector.php b/lib/public/files/imimetypedetector.php
new file mode 100644
index 00000000000..79ed8a4fac9
--- /dev/null
+++ b/lib/public/files/imimetypedetector.php
@@ -0,0 +1,78 @@
+<?php
+/**
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @copyright Copyright (c) 2015, ownCloud, Inc.
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+// use OCP namespace for all classes that are considered public.
+// This means that they should be used by apps instead of the internal ownCloud classes
+namespace OCP\Files;
+
+
+/**
+ * Interface IMimeTypeDetector
+ * @package OCP\Files
+ * @since 8.2.0
+ *
+ * Interface to handle mimetypes (detection and icon retrieval)
+ **/
+interface IMimeTypeDetector {
+
+	/**
+	 * detect mimetype only based on filename, content of file is not used
+	 * @param string $path
+	 * @return string
+	 * @since 8.2.0
+	 **/
+	public function detectPath($path);
+
+	/**
+	 * detect mimetype based on both filename and content
+	 *
+	 * @param string $path
+	 * @return string
+	 * @since 8.2.0
+	 */
+	public function detect($path);
+
+	/**
+	 * Get a secure mimetype that won't expose potential XSS.
+	 *
+	 * @param string $mimeType
+	 * @return string
+	 * @since 8.2.0
+	 */
+	public function getSecureMimeType($mimeType);
+
+	/**
+	 * detect mimetype based on the content of a string
+	 *
+	 * @param string $data
+	 * @return string
+	 * @since 8.2.0
+	 */
+	public function detectString($data);
+
+	/**
+	 * Get path to the icon of a file type
+	 * @param string $mimeType the MIME type
+	 * @return string the url
+	 * @since 8.2.0
+	 */
+	public function mimeTypeIcon($mimeType);
+}
diff --git a/lib/public/iservercontainer.php b/lib/public/iservercontainer.php
index 95ee853d84c..f3165db33da 100644
--- a/lib/public/iservercontainer.php
+++ b/lib/public/iservercontainer.php
@@ -9,6 +9,7 @@
  * @author Lukas Reschke <lukas@owncloud.com>
  * @author Morris Jobke <hey@morrisjobke.de>
  * @author Robin Appelman <icewind@owncloud.com>
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
  * @author Thomas Müller <thomas.mueller@tmit.eu>
  * @author Thomas Tanghus <thomas@tanghus.net>
  *
@@ -429,4 +430,12 @@ interface IServerContainer {
 	 * @since 8.2.0
 	 */
 	public function getMountManager();
+
+	/**
+	 * Get the MimeTypeDetector
+	 *
+	 * @return \OCP\Files\IMimeTypeDetector
+	 * @since 8.2.0
+	 */
+	public function getMimeTypeDetector();
 }