src/ZKEACMS.Distribution/Service/DistributionPersistKeysRepository.cs

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/* http://www.zkea.net/ 
 * Copyright (c) ZKEASOFT. All rights reserved. 
 * http://www.zkea.net/licenses */

using Microsoft.AspNetCore.DataProtection.Repositories;
using Microsoft.Extensions.DependencyInjection;
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Xml;
using System.Xml.Linq;
using System.Xml.Serialization;
using ZKEACMS.Distribution.Models;

namespace ZKEACMS.Distribution.Service
{
    public class DistributionPersistKeysRepository : IXmlRepository
    {
        private readonly IServiceProvider _serviceProvider;
        public DistributionPersistKeysRepository(IServiceProvider serviceProvider)
        {
            _serviceProvider = serviceProvider;
        }

        public virtual IReadOnlyCollection<XElement> GetAllElements()
        {
            List<PersistKey> persistKeys = GetPersistKeys();
            List<XElement> elements = new List<XElement>();
            foreach (var key in persistKeys)
            {
                using (TextReader reader = new StringReader(key.XML))
                {
                    elements.Add(XElement.Load(reader));
                }
            }
            return elements.AsReadOnly();
        }

        private List<PersistKey> GetPersistKeys()
        {
            List<PersistKey> persistKeys;
            using (IServiceScope scope = _serviceProvider.CreateScope())
            {
                var persistKeyService = scope.ServiceProvider.GetService<IPersistKeyService>();
                persistKeys = persistKeyService.GetPersistKeys();

            }

            return persistKeys;
        }

        public virtual void StoreElement(XElement element, string friendlyName)
        {
            if (element == null)
            {
                throw new ArgumentNullException(nameof(element));
            }

            PersistKey persistKey = DeserializePersistKey(element);