Initial

LightlessSyncServer/LightlessSyncShared/RequirementHandlers/ValidTokenHubRequirementHandler.cs

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+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.SignalR;
+using LightlessSyncShared.Utils;
+using System.Globalization;
+
+namespace LightlessSyncShared.RequirementHandlers;
+
+public class ValidTokenRequirementHandler : AuthorizationHandler<ValidTokenRequirement>
+{
+    protected override Task HandleRequirementAsync(AuthorizationHandlerContext context, ValidTokenRequirement requirement)
+    {
+        var expirationClaimValue = context.User.Claims.SingleOrDefault(r => string.Equals(r.Type, LightlessClaimTypes.Expires, StringComparison.Ordinal));
+        if (expirationClaimValue == null)
+        {
+            context.Fail();
+            return Task.CompletedTask;
+        }
+
+        DateTime expirationDate = new(long.Parse(expirationClaimValue.Value, CultureInfo.InvariantCulture), DateTimeKind.Utc);
+        if (expirationDate < DateTime.UtcNow)
+        {
+            context.Fail();
+            return Task.CompletedTask;
+        }
+
+        context.Succeed(requirement);
+
+        return Task.CompletedTask;
+    }
+}
+
+public class ValidTokenHubRequirementHandler : AuthorizationHandler<ValidTokenRequirement, HubInvocationContext>
+{
+    protected override Task HandleRequirementAsync(AuthorizationHandlerContext context, ValidTokenRequirement requirement, HubInvocationContext resource)
+    {
+        var expirationClaimValue = context.User.Claims.SingleOrDefault(r => string.Equals(r.Type, LightlessClaimTypes.Expires, StringComparison.Ordinal));
+        if (expirationClaimValue == null)
+        {
+            context.Fail();
+            return Task.CompletedTask;
+        }
+
+        DateTime expirationDate = new(long.Parse(expirationClaimValue.Value, CultureInfo.InvariantCulture), DateTimeKind.Utc);
+        if (expirationDate < DateTime.UtcNow)
+        {
+            context.Fail();
+            return Task.CompletedTask;
+        }
+
+        context.Succeed(requirement);
+
+        return Task.CompletedTask;
+    }
+}