Use filtered list for ext storage list mounts API

Now the external storage correctly returns the mount points visible only
for the current user by using the method getAbsoluteMountPoints() which
is already filtered.

Since that call was missing the backend name which is important for the
UI, this one was added as well.

apps/files_external/lib/api.php

@@ -27,27 +27,32 @@ class Api {
 	/**
 	 * Formats the given mount config to a mount entry.
 	 * 
-	 * @param bool $isSystemMount true for system mount, false
-	 * for personal mount
+	 * @param string $mountPoint mount point name, relative to the data dir
+	 * @param array $mountConfig mount config to format
 	 *
 	 * @return array entry
 	 */
-	private static function formatMount($mountConfig, $isSystemMount = false) {
-		// split user name from mount point
-		$path = dirname($mountConfig['mountpoint']);
+	private static function formatMount($mountPoint, $mountConfig) {
+		// strip "/$user/files" from mount point
+		$mountPoint = explode('/', trim($mountPoint, '/'), 3);
+		$mountPoint = $mountPoint[2];
+
+		// split path from mount point
+		$path = dirname($mountPoint);
 		if ($path === '.') {
 			$path = '';
 		}
 
+		$isSystemMount = !$mountConfig['personal'];
+
 		$permissions = \OCP\PERMISSION_READ;
 		// personal mounts can be deleted
 		if (!$isSystemMount) {
 			$permissions |= \OCP\PERMISSION_DELETE;
 		}
 
-		// TODO: add storageType, might need to use another OC_Mount_Config method
 		$entry = array(
-			'name' => basename($mountConfig['mountpoint']),
+			'name' => basename($mountPoint),
 			'path' => $path,
 			'type' => 'dir',
 			'backend' => $mountConfig['backend'],
@@ -67,15 +72,9 @@ class Api {
 		$entries = array();
 		$user = \OC_User::getUser();
 
-		$personalMounts = \OC_Mount_Config::getPersonalMountPoints();
-		$systemMounts = \OC_Mount_Config::getSystemMountPoints();
-
-		foreach ($systemMounts as $mountConfig) {
-			$entries[] = self::formatMount($mountConfig, true);
-		}
-
-		foreach ($personalMounts as $mountConfig) {
-			$entries[] = self::formatMount($mountConfig, false);
+		$mounts = \OC_Mount_Config::getAbsoluteMountPoints($user);
+		foreach($mounts as $mountPoint => $mount) {
+			$entries[] = self::formatMount($mountPoint, $mount);
 		}
 
 		return new \OC_OCS_Result($entries);

apps/files_external/lib/config.php

@@ -156,6 +156,7 @@ class OC_Mount_Config {
 				if ( (!isset($mountPoints[$mountPoint]))
 					|| ($options['priority'] >= $mountPoints[$mountPoint]['priority']) ) {
 					$options['priority_type'] = self::MOUNT_TYPE_GLOBAL;
+					$options['backend'] = $backends[$options['class']]['backend'];
 					$mountPoints[$mountPoint] = $options;
 				}
 			}
@@ -177,6 +178,7 @@ class OC_Mount_Config {
 				if ( (!isset($mountPoints[$mountPoint]))
 					|| ($options['priority'] >= $mountPoints[$mountPoint]['priority']) ) {
 					$options['priority_type'] = self::MOUNT_TYPE_GLOBAL;
+					$options['backend'] = $backends[$options['class']]['backend'];
 					$mountPoints[$mountPoint] = $options;
 				}
 			}
@@ -201,6 +203,7 @@ class OC_Mount_Config {
 							|| ($options['priority'] >= $mountPoints[$mountPoint]['priority'])
 							|| ($mountPoints[$mountPoint]['priority_type'] !== self::MOUNT_TYPE_GROUP) ) {
 							$options['priority_type'] = self::MOUNT_TYPE_GROUP;
+							$options['backend'] = $backends[$options['class']]['backend'];
 							$mountPoints[$mountPoint] = $options;
 						}
 					}
@@ -227,6 +230,7 @@ class OC_Mount_Config {
 							|| ($options['priority'] >= $mountPoints[$mountPoint]['priority'])
 							|| ($mountPoints[$mountPoint]['priority_type'] !== self::MOUNT_TYPE_USER) ) {
 							$options['priority_type'] = self::MOUNT_TYPE_USER;
+							$options['backend'] = $backends[$options['class']]['backend'];
 							$mountPoints[$mountPoint] = $options;
 						}
 					}
@@ -243,6 +247,7 @@ class OC_Mount_Config {
 
 				// Always override previous config
 				$options['priority_type'] = self::MOUNT_TYPE_PERSONAL;
+				$options['backend'] = $backends[$options['class']]['backend'];
 				$mountPoints[$mountPoint] = $options;
 			}
 		}