增加DistributedCache，实现IDistributedCache，实现验证码分布式缓存

Admin.NET/Admin.NET.Core/Cache/DistributedCache.cs

@@ -0,0 +1,77 @@
+// Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
+//
+// 本项目主要遵循 MIT 许可证和 Apache 许可证（版本 2.0）进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
+//
+// 不得利用本项目从事危害国家安全、扰乱社会秩序、侵犯他人合法权益等法律法规禁止的活动！任何基于本项目二次开发而产生的一切法律纠纷和责任，我们不承担任何责任！
+
+using Lazy.Captcha.Core;
+using Microsoft.Extensions.Caching.Distributed;
+using Microsoft.Identity.Client;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Admin.NET.Core;
+
+public class DistributedCache : IDistributedCache
+{
+    private static ICacheProvider _cacheProvider;
+    public DistributedCache(ICacheProvider cacheProvider)
+    {
+        _cacheProvider = cacheProvider;
+    }   
+
+    public string GetKey(string key)
+    {
+        return "Captcha:" + key; 
+    }
+
+    public byte[] Get(string key)
+    {
+        return _cacheProvider.Cache.Get<byte[]>(GetKey(key));
+    }
+
+    public Task<byte[]> GetAsync(string key, CancellationToken token = default)
+    {
+        return Task.FromResult<byte[]>(_cacheProvider.Cache.Get<byte[]>(GetKey(key)));
+    }
+
+    public void Refresh(string key)
+    {
+        //_cacheProvider.Cache.Re<byte[]>(key);
+    }
+
+    public Task RefreshAsync(string key, CancellationToken token = default)
+    {
+        //throw new NotImplementedException();
+        return Task.CompletedTask;
+    }
+
+    public void Remove(string key)
+    {
+        _cacheProvider.Cache.Remove(GetKey(key));
+    }
+
+    public Task RemoveAsync(string key, CancellationToken token = default)
+    {
+        return Task.FromResult(_cacheProvider.Cache.Remove(GetKey(key)));
+    }
+
+    public void Set(string key, byte[] value, DistributedCacheEntryOptions options)
+    {
+        if(options.AbsoluteExpirationRelativeToNow != null)
+            _cacheProvider.Cache.Set(GetKey(key), value, options.AbsoluteExpirationRelativeToNow.Value);
+        else
+            _cacheProvider.Cache.Set(GetKey(key), value, TimeSpan.FromMinutes(1));
+    }
+
+    public Task SetAsync(string key, byte[] value, DistributedCacheEntryOptions options, CancellationToken token = default)
+    {
+        if (options.AbsoluteExpirationRelativeToNow != null)
+            return Task.FromResult(_cacheProvider.Cache.Set(GetKey(key), value, options.AbsoluteExpirationRelativeToNow.Value));
+        else
+            return Task.FromResult(_cacheProvider.Cache.Set(GetKey(key), value, TimeSpan.FromMinutes(1)));
+    }
+}

Admin.NET/Admin.NET.Web.Core/Startup.cs

@@ -19,7 +19,9 @@ using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.AspNetCore.ResponseCompression;
+using Microsoft.Extensions.Caching.Distributed;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.FileProviders;
 using Microsoft.Extensions.Hosting;
 using Newtonsoft.Json;
@@ -208,8 +210,11 @@ public class Startup : AppStartup
         // 系统日志
         services.AddLoggingSetup();
 
+        services.AddSingleton<IDistributedCache, DistributedCache>();
         // 验证码
         services.AddCaptcha();
+        
+
 
         // 控制台logo
         services.AddConsoleLogo();