90 lines
3.3 KiB
C#
90 lines
3.3 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Web.Core;
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public class RecaptchaException : InvalidCredentialException
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{
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public RecaptchaException()
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{
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}
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public RecaptchaException(string message)
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: base(message)
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{
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}
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}
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[Scope]
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public class Recaptcha
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{
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private readonly SetupInfo _setupInfo;
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private readonly IHttpClientFactory _clientFactory;
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public Recaptcha(SetupInfo setupInfo, IHttpClientFactory clientFactory)
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{
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_setupInfo = setupInfo;
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_clientFactory = clientFactory;
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}
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public async Task<bool> ValidateRecaptchaAsync(string response, string ip)
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{
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try
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{
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var data = $"secret={_setupInfo.RecaptchaPrivateKey}&remoteip={ip}&response={response}";
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var request = new HttpRequestMessage
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{
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RequestUri = new Uri(_setupInfo.RecaptchaVerifyUrl),
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Method = HttpMethod.Post,
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Content = new StringContent(data, Encoding.UTF8, "application/x-www-form-urlencoded")
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};
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var httpClient = _clientFactory.CreateClient();
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using var httpClientResponse = await httpClient.SendAsync(request);
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using (var reader = new StreamReader(await httpClientResponse.Content.ReadAsStreamAsync()))
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{
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var resp = await reader.ReadToEndAsync();
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var resObj = JObject.Parse(resp);
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if (resObj["success"] != null && resObj.Value<bool>("success"))
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{
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return true;
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}
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if (resObj["error-codes"] != null && resObj["error-codes"].HasValues)
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{
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return false;
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}
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}
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}
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catch (Exception)
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{
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}
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return false;
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}
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}
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