105 lines
4.0 KiB
C#
105 lines
4.0 KiB
C#
/*
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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 JWT;
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using JWT.Algorithms;
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using JWT.Serializers;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using Formatting = Newtonsoft.Json.Formatting;
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namespace ASC.Web.Core.Files
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{
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public class JsonWebToken
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{
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public static string Encode(object payload, string key)
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{
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var (serializer, algorithm, urlEncoder) = GetSettings();
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var encoder = new JwtEncoder(algorithm, serializer, urlEncoder);
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return encoder.Encode(payload, key);
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}
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public static string Decode(string token, string key, bool verify = true, bool baseSerializer = false)
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{
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var (serializer, algorithm, urlEncoder) = GetSettings(baseSerializer);
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var provider = new UtcDateTimeProvider();
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IJwtValidator validator = new JwtValidator(serializer, provider);
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var decoder = new JwtDecoder(serializer, validator, urlEncoder, algorithm);
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return decoder.Decode(token, key, verify);
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}
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private static (IJsonSerializer, IJwtAlgorithm, IBase64UrlEncoder) GetSettings(bool baseSerializer = false)
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{
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return (baseSerializer ? (IJsonSerializer)new JsonNetSerializer() : new JwtSerializer(), new HMACSHA256Algorithm(), new JwtBase64UrlEncoder());
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}
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}
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public class JwtSerializer : IJsonSerializer
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{
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private class CamelCaseExceptDictionaryKeysResolver : CamelCasePropertyNamesContractResolver
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{
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protected override JsonDictionaryContract CreateDictionaryContract(Type objectType)
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{
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var contract = base.CreateDictionaryContract(objectType);
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contract.DictionaryKeyResolver = propertyName => propertyName;
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return contract;
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}
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}
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public string Serialize(object obj)
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{
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var settings = new JsonSerializerSettings
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{
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ContractResolver = new CamelCaseExceptDictionaryKeysResolver(),
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NullValueHandling = NullValueHandling.Ignore,
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};
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return JsonConvert.SerializeObject(obj, Formatting.Indented, settings);
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}
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public T Deserialize<T>(string json)
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{
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var settings = new JsonSerializerSettings
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{
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ContractResolver = new CamelCaseExceptDictionaryKeysResolver(),
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NullValueHandling = NullValueHandling.Ignore,
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};
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return JsonConvert.DeserializeObject<T>(json, settings);
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}
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}
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}
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