/** GET /account -> get the current user. */
 @RequestMapping(
     value = "/account",
     method = RequestMethod.GET,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<UserDTO> getAccount() {
   User user = userService.getUserWithAuthorities();
   if (user == null) {
     return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
   }
   List<String> roles = new ArrayList<>();
   for (Authority authority : user.getAuthorities()) {
     roles.add(authority.getName());
   }
   return new ResponseEntity<>(
       new UserDTO(
           user.getLogin(),
           null,
           user.getFirstName(),
           user.getLastName(),
           user.getEmail(),
           user.getLangKey(),
           roles),
       HttpStatus.OK);
 }
 /** GET /activate -> activate the registered user. */
 @RequestMapping(
     value = "/activate",
     method = RequestMethod.GET,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<String> activateAccount(@RequestParam(value = "key") String key) {
   User user = userService.activateRegistration(key);
   if (user == null) {
     return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
   }
   return new ResponseEntity<String>(HttpStatus.OK);
 }
 /** POST /change_password -> changes the current user's password */
 @RequestMapping(
     value = "/account/change_password",
     method = RequestMethod.POST,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<?> changePassword(@RequestBody String password) {
   if (!checkPasswordLength(password)) {
     return new ResponseEntity<>("Incorrect password", HttpStatus.BAD_REQUEST);
   }
   userService.changePassword(password);
   return new ResponseEntity<>(HttpStatus.OK);
 }
 /** POST /account -> update the current user information. */
 @RequestMapping(
     value = "/account",
     method = RequestMethod.POST,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<String> saveAccount(@RequestBody UserDTO userDTO) {
   User userHavingThisLogin = userRepository.findOneByLogin(userDTO.getLogin());
   if (userHavingThisLogin != null
       && !userHavingThisLogin.getLogin().equals(SecurityUtils.getCurrentLogin())) {
     return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
   }
   userService.updateUserInformation(
       userDTO.getFirstName(), userDTO.getLastName(), userDTO.getEmail(), userDTO.getLangKey());
   return new ResponseEntity<>(HttpStatus.OK);
 }
 @RequestMapping(
     value = "/account/reset_password/finish",
     method = RequestMethod.POST,
     produces = MediaType.APPLICATION_JSON_VALUE)
 @Timed
 public ResponseEntity<String> finishPasswordReset(
     @RequestParam(value = "key") String key,
     @RequestParam(value = "newPassword") String newPassword) {
   if (!checkPasswordLength(newPassword)) {
     return new ResponseEntity<>("Incorrect password", HttpStatus.BAD_REQUEST);
   }
   User user = userService.completePasswordReset(newPassword, key);
   if (user != null) {
     return new ResponseEntity<String>(HttpStatus.OK);
   } else {
     return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
   }
 }
  @RequestMapping(
      value = "/account/reset_password/init",
      method = RequestMethod.POST,
      produces = MediaType.TEXT_PLAIN_VALUE)
  @Timed
  public ResponseEntity<?> requestPasswordReset(
      @RequestBody String mail, HttpServletRequest request) {

    User user = userService.requestPasswordReset(mail);

    if (user != null) {
      String baseUrl =
          request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort();
      mailService.sendPasswordResetMail(user, baseUrl);
      return new ResponseEntity<>("e-mail was sent", HttpStatus.OK);
    } else {
      return new ResponseEntity<>("e-mail address not registered", HttpStatus.BAD_REQUEST);
    }
  }
  /** POST /register -> register the user. */
  @RequestMapping(
      value = "/register",
      method = RequestMethod.POST,
      produces = MediaType.TEXT_PLAIN_VALUE)
  @Timed
  public ResponseEntity<?> registerAccount(
      @Valid @RequestBody UserDTO userDTO, HttpServletRequest request) {
    User user = userRepository.findOneByLogin(userDTO.getLogin());
    if (user != null) {
      return ResponseEntity.badRequest()
          .contentType(MediaType.TEXT_PLAIN)
          .body("login already in use");
    } else {
      if (userRepository.findOneByEmail(userDTO.getEmail()) != null) {
        return ResponseEntity.badRequest()
            .contentType(MediaType.TEXT_PLAIN)
            .body("e-mail address already in use");
      }
      user =
          userService.createUserInformation(
              userDTO.getLogin(),
              userDTO.getPassword(),
              userDTO.getFirstName(),
              userDTO.getLastName(),
              userDTO.getEmail().toLowerCase(),
              userDTO.getLangKey());
      String baseUrl =
          request.getScheme()
              + // "http"
              "://"
              + // "://"
              request.getServerName()
              + // "myhost"
              ":"
              + // ":"
              request.getServerPort(); // "80"

      mailService.sendActivationEmail(user, baseUrl);
      return new ResponseEntity<>(HttpStatus.CREATED);
    }
  }