leap.web.Request java code examples

@Override
public boolean isProxyRequest(Request request) {
  return request.getHeader(X_FORWARDED_HOST)!=null||
      request.getHeader(X_FORWARDED_FOR)!=null||
      request.getHeader(X_FORWARDED_SERVER)!=null||
      request.getHeader(X_FORWARDED_PROTOCOL)!=null;
}

public RequestOAuth2Params(Request request) {
  this.request   = request;
  this.grantType = request.getParameter(GRANT_TYPE);
}

@Override
public AuthzSSOSession getSSOSession(Request request, Response response,
                   AuthzAuthentication authc) throws Throwable {
  return (AuthzSSOSession)request.getAttribute(SSO_SESSION_ATTR_NAME);
}

  protected final String getCacheKey(Request request){
    return request.getMethod() + "$" + request.getPath();
  }
}

protected void exposeViewData(Request request, OAuth2Params params, AuthzClient client) {
  request.setAttribute(CLIENT_ATTRIBUTE, client);
  request.setAttribute(PARAMS_ATTRIBUTE, params);
  request.setAttribute(STATE_ATTRIBUTE,  Urls.encode(request.getQueryString()));
}

@Override
public Token extractTokenFromRequest(Request request) {
  String v = extractToken(request.getServletRequest());
  return extractTokenFromString(v,request.getParameters());
}

@Override
public Token extractTokenFromRequest(Request request) {
  String v = request.getParameter(OAuth2Constants.ACCESS_TOKEN);
  if (Strings.isEmpty(v)) {
    v = request.getHeader(Headers.AUTHORIZATION);
    if (Strings.startsWithIgnoreCase(v, OAuth2Constants.BEARER_TYPE)) {
      v = v.substring(OAuth2Constants.BEARER_TYPE.length()).trim();
    } else {
      v = null;
    }
  }
  if (Strings.isEmpty(v)) {
    return null;
  }
  return new SimpleToken(v);
}

@Override
public State preLogout(Request request, Response response, LogoutContext context) throws Throwable {
  if(config.isEnabled() && config.isOAuth2LogoutEnabled()) {
    Boolean reqeustedLogout = (Boolean)request.getAttribute("oauth2_logout");
    if(null != reqeustedLogout) {
      return State.CONTINUE;
    }
    String remoteLogoutParam = request.getParameter("remote_logout");
    if("0".equals(remoteLogoutParam)) {
      return State.CONTINUE;
    }else{
      response.sendRedirect(buildRemoteLogoutUrl(request));
      return State.INTERCEPTED;
    }
  }
  return State.CONTINUE;
}

protected String getReturnUrl(LoginContext context, Request request, String loginUrl){
  String returnUrl = context.getReturnUrl() ;
  
  if(null == returnUrl){
    returnUrl = request.getParameter(config.getReturnUrlParameterName());
  }
  
  if(Strings.isEmpty(returnUrl)){
    if(null != loginUrl) {
      String loginPath = Urls.removeQueryString(urlHandler.removePrefix(loginUrl));
      if(!request.getPath().equals(loginPath)) {
        return request.getUriWithQueryString();
      }
    }
    if(config.isLoginRedirectRoot()) {
      return "/";
    }else {
      return request.getUri();
    }
  }
  
  return returnUrl;
}

protected ResponseTypeHandler getResponseTypeHandler(Request request, Response response, OAuth2Params params) throws Throwable {
  //String redirectUri  = params.getRedirectUri();
  String responseType = params.getResponseType();
  if(Strings.isEmpty(responseType)) {
    //if(Strings.isEmpty(redirectUri)) {
    log.debug("error : response_type required");
    request.getValidation().addError(OAuth2Errors.ERROR_INVALID_REQUEST, "response_type required");
    request.forwardToView(config.getErrorView());
    //}else{
    //    OAuth2Errors.redirectInvalidRequest(response, redirectUri, "response_type required");
    //}
    return null;
  }
  ResponseTypeHandler handler = factory.tryGetBean(ResponseTypeHandler.class, responseType);
  if(null == handler) {
    log.info("error : invalid response type {}", responseType);
    //if(Strings.isEmpty(redirectUri)) {
      request.getValidation().addError(OAuth2Errors.ERROR_INVALID_REQUEST, "unsupported or invalid response type");
      request.forwardToView(config.getErrorView());
    //}else{
    //    OAuth2Errors.redirectUnsupportedResponseType(response, redirectUri, "unsupported or invalid response type");
    //}
    return null;
  }
  return handler;
}

/**
 * Ignores the csrf checking in the http request.
 */
public static void ignore(Request request) {
  request.setAttribute(CSRF_IGNORED_KEY, Boolean.TRUE);
}

@Override
public String resolveUserAgentForwarded(Request request) {
  if(isProxyRequest(request)){
    String host = request.getHeader(X_FORWARDED_HOST);
    if(Strings.isNotEmpty(host)){
      String protocol = resolveProtocol(request);
      if(Strings.isEmpty(protocol)){
        protocol = "http";
      }
      protocol += "://";
      return protocol + host + request.getContextPath();
    }else{
      return host + request.getContextPath();
    }
  }else{
    throw new IllegalStateException("this request is not a proxied request");
  }
}

private boolean checkProfile(MApiOperation o) {
  if(null == o.getRoute()) {
    return false;
  }
  String[] profiles = tryGetProfiles(o);
  if(null != profiles) {
    Request request = Request.tryGetCurrent();
    if (null != request) {
      String requestProfile = request.getParameter("profile");
      if (Strings.isNotBlank(requestProfile)) {
        if(!Arrays2.containsAny(profiles, requestProfile)) {
          return true;
        }
      }
    }
  }
  return false;
}

  protected boolean isLogoutRequest(Request request, Response response, LogoutContext context) throws Throwable {
    return request.getPath().equals(config.getLogoutAction());
  }    
}

  protected String getReturnUrl(LogoutContext context, Request request){
    String returnUrl = context.getReturnUrl() ;
    
    if(null == returnUrl){
      returnUrl = request.getParameter(context.getSecurityConfig().getReturnUrlParameterName());
    }
    
    if(Strings.isEmpty(returnUrl)){
      returnUrl = context.getSecurityConfig().getLogoutSuccessUrl();
    }
    
    if(Strings.isEmpty(returnUrl)){
      returnUrl = Strings.isEmpty(request.getContextPath()) ? "/" : request.getContextPath();
    }
    
    return returnUrl;
  }
}

protected void handleAuthzServerLoginResponse(Request request, Response response) throws Throwable {
  String logoutParam = request.getParameter("oauth2_logout");
  if(!Strings.isEmpty(logoutParam)) {
    request.setAttribute("oauth2_logout", Boolean.TRUE);
    lom.logout(request, response);
  }else{
    OAuth2Params params = new RequestOAuth2Params(request);
    if(params.isError()) {
      handleOAuth2ServerError(request, response, params);
    }else{
      handleOAuth2ServerSuccess(request, response, params);
    }
  }
}

@Override
public State prePromoteLogin(Request request, Response response, LoginContext context) throws Throwable {
  if(config.isOAuth2LoginEnabled()) {
    //Check cyclic redirect.
    if(!Strings.isEmpty(request.getParameter("oauth2_redirect"))) {
      throw new IllegalStateException("Cannot promote login for oauth2 redirect request : " + request.getUri());
    }else{
      context.setLoginUrl(buildRemoteLoginUrl(request));
    }
  }
  return State.CONTINUE;
}

protected String buildClientRedirectUri(Request request) {
  String uri;
  //todo: reverse proxy
  String redirectUri = config.getRedirectUri();
  if (Strings.isEmpty(redirectUri)) {
    uri = request.getServletRequest().getRequestURL().toString();
  }else{
    if(Strings.startsWithIgnoreCase(redirectUri,"http")) {
      uri = redirectUri;
    }else{
      uri = request.getContextUrl() + redirectUri;
    }
    String returnUrl = sc.getReturnUrlParameterName() + "=" + Urls.encode(request.getUri());
    uri = Urls.appendQueryString(uri, returnUrl);
  }
  String redirectBack = REDIRECT_BACK_PARAM + "=1";
  return Urls.appendQueryString(uri, redirectBack);
}

protected String getToken(Request request) {
  String token = request.getHeader(securityConfig.getAuthenticationTokenHeaderName());
  if(Strings.isEmpty(token)) {
    Cookie cookie = request.getCookie(getCookieName(request));
    if(null != cookie) {
      token = cookie.getValue();
    }
  }
  
  return token;
}

public static String formatApiEndPoint(String apiEndPoint) {
  if (apiEndPoint.contains("{context}")) {
    String contextPath = Request.tryGetCurrent().getServletRequest().getContextPath();
    apiEndPoint = apiEndPoint.replace("{context}", Strings.trimStart(contextPath, '/'));
    //apiEndPoint=apiEndPoint.replace("//", "/");
  }
  if (apiEndPoint.contains("~")) {
    HttpServletRequest request = Request.tryGetCurrent().getServletRequest();
    apiEndPoint = apiEndPoint.replace("~", Strings.format("{0}://{1}:{2}", request.getScheme(), curServerLocalIp(), request.getLocalPort()));
  }
  if (apiEndPoint.startsWith("/")) {
    HttpServletRequest request = Request.tryGetCurrent().getServletRequest();
    apiEndPoint = Strings.format("{0}://{1}:{2}", request.getScheme(), "127.0.0.1", request.getLocalPort()) + apiEndPoint;
  }
  if (Strings.endsWith(apiEndPoint, "/")) {
    apiEndPoint = Strings.trimEnd(apiEndPoint, '/');
  }
  return apiEndPoint;
}

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