2022-03-15 18:00:53 +00:00
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// (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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2022-02-10 16:26:09 +00:00
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namespace ASC.FederatedLogin.LoginProviders;
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[Scope]
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public class DocuSignLoginProvider : Consumer, IOAuthProvider
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2020-11-13 13:03:17 +00:00
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{
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2022-02-10 16:26:09 +00:00
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public static string DocuSignLoginProviderScopes => "signature";
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public string Scopes => DocuSignLoginProviderScopes;
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public string CodeUrl => DocuSignHost + "/oauth/auth";
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public string AccessTokenUrl => DocuSignHost + "/oauth/token";
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public string RedirectUri => this["docuSignRedirectUrl"];
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public string ClientID => this["docuSignClientId"];
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public string ClientSecret => this["docuSignClientSecret"];
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public string DocuSignHost => "https://" + this["docuSignHost"];
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public bool IsEnabled
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{
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get
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{
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return !string.IsNullOrEmpty(ClientID) &&
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!string.IsNullOrEmpty(ClientSecret) &&
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!string.IsNullOrEmpty(RedirectUri);
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2022-02-10 15:04:48 +00:00
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}
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2022-02-10 16:26:09 +00:00
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}
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private string AuthHeader
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{
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get
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{
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var codeAuth = $"{ClientID}:{ClientSecret}";
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var codeAuthBytes = Encoding.UTF8.GetBytes(codeAuth);
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var codeAuthBase64 = Convert.ToBase64String(codeAuthBytes);
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return "Basic " + codeAuthBase64;
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}
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}
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public DocuSignLoginProvider() { }
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public DocuSignLoginProvider(
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TenantManager tenantManager,
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CoreBaseSettings coreBaseSettings,
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CoreSettings coreSettings,
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IConfiguration configuration,
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ICacheNotify<ConsumerCacheItem> cache,
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ConsumerFactory consumerFactory,
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2022-03-19 19:16:03 +00:00
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RequestHelper requestHelper,
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2022-02-10 16:26:09 +00:00
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string name, int order, Dictionary<string, string> props, Dictionary<string, string> additional = null)
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: base(tenantManager, coreBaseSettings, coreSettings, configuration, cache, consumerFactory, name, order, props, additional)
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{
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2022-04-14 19:42:15 +00:00
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_requestHelper = requestHelper;
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2022-02-10 16:26:09 +00:00
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}
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2022-04-14 19:42:15 +00:00
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private readonly RequestHelper _requestHelper;
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2022-03-18 19:34:01 +00:00
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2022-02-10 16:26:09 +00:00
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public OAuth20Token GetAccessToken(string authCode)
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{
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2022-03-09 17:15:51 +00:00
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ArgumentNullOrEmptyException.ThrowIfNullOrEmpty(authCode);
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ArgumentNullOrEmptyException.ThrowIfNullOrEmpty(ClientID);
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ArgumentNullOrEmptyException.ThrowIfNullOrEmpty(ClientSecret);
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2022-02-10 16:26:09 +00:00
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var data = $"grant_type=authorization_code&code={authCode}";
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var headers = new Dictionary<string, string> { { "Authorization", AuthHeader } };
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2022-04-14 19:42:15 +00:00
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var json = _requestHelper.PerformRequest(AccessTokenUrl, "application/x-www-form-urlencoded", "POST", data, headers);
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2022-02-10 16:26:09 +00:00
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if (json == null)
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{
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throw new Exception("Can not get token");
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}
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if (!json.StartsWith('{'))
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{
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json = "{\"" + json.Replace("=", "\":\"").Replace("&", "\",\"") + "\"}";
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}
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var token = OAuth20Token.FromJson(json);
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if (token == null)
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{
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return null;
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}
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token.ClientID = ClientID;
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token.ClientSecret = ClientSecret;
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token.RedirectUri = RedirectUri;
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return token;
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}
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public OAuth20Token RefreshToken(string refreshToken)
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{
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if (string.IsNullOrEmpty(refreshToken) || string.IsNullOrEmpty(ClientID) || string.IsNullOrEmpty(ClientSecret))
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{
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throw new ArgumentException("Can not refresh given token");
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}
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var data = $"grant_type=refresh_token&refresh_token={refreshToken}";
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var headers = new Dictionary<string, string> { { "Authorization", AuthHeader } };
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2022-04-14 19:42:15 +00:00
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var json = _requestHelper.PerformRequest(AccessTokenUrl, "application/x-www-form-urlencoded", "POST", data, headers);
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2022-02-10 16:26:09 +00:00
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if (json == null)
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{
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throw new Exception("Can not get token");
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}
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var refreshed = OAuth20Token.FromJson(json);
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refreshed.ClientID = ClientID;
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refreshed.ClientSecret = ClientSecret;
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refreshed.RedirectUri = RedirectUri;
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refreshed.RefreshToken ??= refreshToken;
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return refreshed;
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}
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}
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