<?php
  /**
   * Copyright (c) 2013, Sam Tuke <samtuke@owncloud.com>
   * This file is licensed under the Affero General Public License version 3 or later.
   * See the COPYING-README file.
   *
   * @brief Script to handle admin settings for encrypted key recovery
   */
  
  use OCA\Encryption;
  
  \OCP\JSON::checkLoggedIn();
  \OCP\JSON::checkAppEnabled('files_encryption');
  \OCP\JSON::callCheck();
  
  if (
  	isset($_POST['userEnableRecovery'])
  	&& (0 == $_POST['userEnableRecovery'] || '1' === $_POST['userEnableRecovery'])
  ) {
  
  	$userId = \OCP\USER::getUser();
  	$view = new \OC_FilesystemView('/');
  	$util = new \OCA\Encryption\Util($view, $userId);
  
  	// Save recovery preference to DB
  	$return = $util->setRecoveryForUser($_POST['userEnableRecovery']);
  
  	if ($_POST['userEnableRecovery'] === '1') {
  		$util->addRecoveryKeys();
  	} else {
  		$util->removeRecoveryKeys();
  	}
  
  } else {
  
  	$return = false;
  
  }
  
  // Return success or failure

  ($return) ? \OCP\JSON::success() : \OCP\JSON::error();