2019-06-06 13:34:46 +00:00
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/*
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*
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* (c) Copyright Ascensio System Limited 2010-2018
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*
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* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
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* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
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*
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* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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*
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* You can contact Ascensio System SIA by email at sales@onlyoffice.com
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*
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* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
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* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
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*
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* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
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* relevant author attributions when distributing the software. If the display of the logo in its graphic
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* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
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* in every copy of the program you distribute.
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* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
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*
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*/
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using System;
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using System.Collections.Generic;
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2019-08-15 12:04:42 +00:00
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using System.Text;
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2019-09-27 11:51:09 +00:00
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using ASC.Core;
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2019-06-06 13:34:46 +00:00
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using ASC.Core.Common.Configuration;
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2019-09-27 11:51:09 +00:00
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using ASC.FederatedLogin.Helpers;
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using Microsoft.Extensions.Configuration;
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2019-06-06 13:34:46 +00:00
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namespace ASC.FederatedLogin.LoginProviders
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{
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public class DocuSignLoginProvider : Consumer, IOAuthProvider
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{
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public static DocuSignLoginProvider Instance
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{
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get { return ConsumerFactory.Get<DocuSignLoginProvider>(); }
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}
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public string Scopes { get { return "signature"; } }
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public string CodeUrl { get { return DocuSignHost + "/oauth/auth"; } }
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public string AccessTokenUrl { get { return DocuSignHost + "/oauth/token"; } }
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public string RedirectUri { get { return this["docuSignRedirectUrl"]; } }
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public string ClientID { get { return this["docuSignClientId"]; } }
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public string ClientSecret { get { return this["docuSignClientSecret"]; } }
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public string DocuSignHost { get { return "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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}
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}
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public DocuSignLoginProvider() { }
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2019-09-27 11:51:09 +00:00
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public DocuSignLoginProvider(TenantManager tenantManager, CoreBaseSettings coreBaseSettings, CoreSettings coreSettings, IConfiguration configuration,
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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, name, order, props, additional)
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2019-06-06 13:34:46 +00:00
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{
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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 = string.Format("{0}:{1}", 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 OAuth20Token GetAccessToken(string authCode)
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{
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if (string.IsNullOrEmpty(authCode)) throw new ArgumentNullException("authCode");
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if (string.IsNullOrEmpty(ClientID)) throw new ArgumentException("clientID");
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if (string.IsNullOrEmpty(ClientSecret)) throw new ArgumentException("clientSecret");
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var data = string.Format("grant_type=authorization_code&code={0}", authCode);
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2019-08-15 12:04:42 +00:00
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var headers = new Dictionary<string, string> { { "Authorization", AuthHeader } };
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2019-06-06 13:34:46 +00:00
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var json = RequestHelper.PerformRequest(AccessTokenUrl, "application/x-www-form-urlencoded", "POST", data, headers);
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if (json == null) throw new Exception("Can not get token");
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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) return null;
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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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throw new ArgumentException("Can not refresh given token");
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var data = string.Format("grant_type=refresh_token&refresh_token={0}", refreshToken);
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2019-08-15 12:04:42 +00:00
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var headers = new Dictionary<string, string> { { "Authorization", AuthHeader } };
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2019-06-06 13:34:46 +00:00
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var json = RequestHelper.PerformRequest(AccessTokenUrl, "application/x-www-form-urlencoded", "POST", data, headers);
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if (json == null) throw new Exception("Can not get token");
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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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2019-08-15 14:48:55 +00:00
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refreshed.RefreshToken ??= refreshToken;
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2019-06-06 13:34:46 +00:00
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return refreshed;
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}
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}
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}
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