fix password change when files_encryption app is disabled

settings/ajax/changepassword.php

@@ -7,38 +7,44 @@ OC_JSON::checkLoggedIn();
 // Manually load apps to ensure hooks work correctly (workaround for issue 1503)
 OC_APP::loadApps();
 
-$username = isset($_POST["username"]) ? $_POST["username"] : OC_User::getUser();
-$password = isset($_POST["password"]) ? $_POST["password"] : null;
-$oldPassword=isset($_POST["oldpassword"])?$_POST["oldpassword"]:'';
-$recoveryPassword=isset($_POST["recoveryPassword"])?$_POST["recoveryPassword"]:null;
+$username = isset($_POST['username']) ? $_POST['username'] : OC_User::getUser();
+$password = isset($_POST['password']) ? $_POST['password'] : null;
+$oldPassword = isset($_POST['oldpassword']) ? $_POST['oldpassword'] : '';
+$recoveryPassword = isset($_POST['recoveryPassword']) ? $_POST['recoveryPassword'] : null;
 
 $userstatus = null;
-if(OC_User::isAdminUser(OC_User::getUser())) {
+if (OC_User::isAdminUser(OC_User::getUser())) {
 	$userstatus = 'admin';
 }
-if(OC_SubAdmin::isUserAccessible(OC_User::getUser(), $username)) {
+if (OC_SubAdmin::isUserAccessible(OC_User::getUser(), $username)) {
 	$userstatus = 'subadmin';
 }
-if(OC_User::getUser() === $username && OC_User::checkPassword($username, $oldPassword)) {
+if (OC_User::getUser() === $username && OC_User::checkPassword($username, $oldPassword)) {
 	$userstatus = 'user';
 }
 
-if(is_null($userstatus)) {
-	OC_JSON::error( array( "data" => array( "message" => "Authentication error" )));
+if (is_null($userstatus)) {
+	OC_JSON::error(array('data' => array('message' => 'Authentication error')));
 	exit();
 }
+if (\OCP\App::isEnabled('files_encryption')) {
+	$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), $username);
+	$recoveryAdminEnabled = OC_Appconfig::getValue('files_encryption', 'recoveryAdminEnabled');
+	$recoveryEnabledForUser = $util->recoveryEnabledForUser();
 
-$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), $username);
-$recoveryAdminEnabled = OC_Appconfig::getValue( 'files_encryption', 'recoveryAdminEnabled' );
-$recoveryEnabledForUser = $util->recoveryEnabledForUser();
-
-if ($recoveryAdminEnabled && $recoveryEnabledForUser && $recoveryPassword == '') {
-	OC_JSON::error(array("data" => array( "message" => "Please provide a admin recovery password, otherwise all user data will be lost" )));
-}elseif ( $recoveryPassword && ! $util->checkRecoveryPassword($recoveryPassword) ) {
-	OC_JSON::error(array("data" => array( "message" => "Wrong admin recovery password. Please check the password and try again." )));
-}elseif(!is_null($password) && OC_User::setPassword( $username, $password, $recoveryPassword )) {
-	OC_JSON::success(array("data" => array( "username" => $username )));
-}
-else{
-	OC_JSON::error(array("data" => array( "message" => "Unable to change password" )));
-}
+	if ($recoveryAdminEnabled && $recoveryEnabledForUser && $recoveryPassword === '') {
+		OC_JSON::error(array('data' => array('message' => 'Please provide a admin recovery password, otherwise all user data will be lost')));
+	} elseif ($recoveryPassword && !$util->checkRecoveryPassword($recoveryPassword)) {
+		OC_JSON::error(array('data' => array('message' => 'Wrong admin recovery password. Please check the password and try again.')));
+	} elseif (!is_null($password) && OC_User::setPassword($username, $password, $recoveryPassword)) {
+		OC_JSON::success(array('data' => array('username' => $username)));
+	} else {
+		OC_JSON::error(array('data' => array('message' => 'Unable to change password')));
+	}
+} else {
+	if (!is_null($password) && OC_User::setPassword($username, $password)) {
+		OC_JSON::success(array('data' => array('username' => $username)));
+	} else {
+		OC_JSON::error(array('data' => array('message' => 'Unable to change password')));
+	}
+}