DocSpace-buildtools/common/ASC.Common/Utils/JsonWebToken.cs

109 lines
4.3 KiB
C#

// (c) Copyright Ascensio System SIA 2010-2022
//
// This program is a free software product.
// You can redistribute it and/or modify it under the terms
// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
// any third-party rights.
//
// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
//
// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
//
// The interactive user interfaces in modified source and object code versions of the Program must
// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
//
// Pursuant to Section 7(b) of the License you must retain the original Product logo when
// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
// trademark law for use of our trademarks.
//
// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
using Formatting = Newtonsoft.Json.Formatting;
using IJsonSerializer = JWT.IJsonSerializer;
namespace ASC.Web.Core.Files;
public static class JsonWebToken
{
public static string Encode(object payload, string key)
{
var (serializer, algorithm, urlEncoder) = GetSettings();
var encoder = new JwtEncoder(algorithm, serializer, urlEncoder);
return encoder.Encode(payload, key);
}
public static string Decode(string token, string key, bool verify = true, bool baseSerializer = false)
{
var (serializer, algorithm, urlEncoder) = GetSettings(baseSerializer);
var provider = new UtcDateTimeProvider();
IJwtValidator validator = new JwtValidator(serializer, provider);
var decoder = new JwtDecoder(serializer, validator, urlEncoder, algorithm);
return decoder.Decode(token, key, verify);
}
private static (IJsonSerializer, IJwtAlgorithm, IBase64UrlEncoder) GetSettings(bool baseSerializer = false)
{
#pragma warning disable CS0618 // Type or member is obsolete
return (baseSerializer ? (IJsonSerializer)new JsonNetSerializer() : new JwtSerializer(), new HMACSHA256Algorithm(), new JwtBase64UrlEncoder());
#pragma warning restore CS0618 // Type or member is obsolete
}
}
public class JwtSerializer : IJsonSerializer
{
private class CamelCaseExceptDictionaryKeysResolver : CamelCasePropertyNamesContractResolver
{
protected override JsonDictionaryContract CreateDictionaryContract(Type objectType)
{
var contract = base.CreateDictionaryContract(objectType);
contract.DictionaryKeyResolver = propertyName => propertyName;
return contract;
}
}
public string Serialize(object obj)
{
var settings = new JsonSerializerSettings
{
ContractResolver = new CamelCaseExceptDictionaryKeysResolver(),
NullValueHandling = NullValueHandling.Ignore,
};
return JsonConvert.SerializeObject(obj, Formatting.Indented, settings);
}
public T Deserialize<T>(string json)
{
var settings = new JsonSerializerSettings
{
ContractResolver = new CamelCaseExceptDictionaryKeysResolver(),
NullValueHandling = NullValueHandling.Ignore,
};
return JsonConvert.DeserializeObject<T>(json, settings);
}
public object Deserialize(Type type, string json)
{
var settings = new JsonSerializerSettings
{
ContractResolver = new CamelCaseExceptDictionaryKeysResolver(),
NullValueHandling = NullValueHandling.Ignore,
};
return JsonConvert.DeserializeObject(json, type, settings);
}
}