ow

CloudBuilder/CloudBuilder.Core/DatabaseAccessor/ApplicationService.cs

@@ -15,6 +15,15 @@ namespace CloudBuilder.Core.DatabaseAccessor
 {
     public class ApplicationService : IApplicationService
     {
+        /// <summary>
+        /// 显式赋值的登录Id(登录流程/桌面端会主动赋值)，为空时按当前请求的令牌解析
+        /// </summary>
+        private string? userId;
+
+        /// <summary>
+        /// 显式赋值的语言，为空时按当前请求的报文头解析
+        /// </summary>
+        private string? locale;
 
         public ApplicationService(
                 CloudBuilderBuilder cloudBuilder,
@@ -29,23 +38,47 @@ namespace CloudBuilder.Core.DatabaseAccessor
             this.ServiceProvider = serviceProvider;
             this.UnitOfWork = unitOfWork;
             this.HttpContext = httpContext;
-            if (httpContext.HttpContext != null)
-            {
-                UserId = ClaimPolicy.GetClaimValue(HttpContext, ClaimPolicy.CLAINM_USERID);
-                string key = ClaimPolicy.GetHeaderKeyValue(HttpContext, ClaimPolicy.HEADER_LOCALE);
-                if (!string.IsNullOrEmpty(key))
-                {
-                    Locale = key;
-                }
-            }
         }
 
         public IServiceProvider ServiceProvider { get; private set; }
 
         public IHttpContextAccessor HttpContext { get; private set; }
 
-        public string UserId { get;  set; }
-        public string Locale { get; set; } = ClaimPolicy.CLAINM_LOCALE;
+        /// <summary>
+        /// 当前登录Id：取自当前请求的令牌，每次访问都重新解析
+        /// (不能在构造函数中缓存，否则实例被长生命周期对象持有时会一直返回上一个登录用户)
+        /// </summary>
+        public string UserId
+        {
+            get
+            {
+                if (!string.IsNullOrEmpty(userId)) return userId!;
+                if (HttpContext?.HttpContext == null) return string.Empty;
+                return ClaimPolicy.GetClaimValue(HttpContext, ClaimPolicy.CLAINM_USERID);
+            }
+            set
+            {
+                userId = value;
+            }
+        }
+
+        /// <summary>
+        /// 当前语言：取自当前请求的报文头，每次访问都重新解析
+        /// </summary>
+        public string Locale
+        {
+            get
+            {
+                if (!string.IsNullOrEmpty(locale)) return locale!;
+                if (HttpContext?.HttpContext == null) return ClaimPolicy.CLAINM_LOCALE;
+                string key = ClaimPolicy.GetHeaderKeyValue(HttpContext, ClaimPolicy.HEADER_LOCALE);
+                return string.IsNullOrEmpty(key) ? ClaimPolicy.CLAINM_LOCALE : key;
+            }
+            set
+            {
+                locale = value;
+            }
+        }
         public IUnitOfWork UnitOfWork { get; set; }
         public CloudBuilderBuilder CloudBuilder { get; set; }
         public IConfiguration Configuration { get; private set; }