45 lines
2.0 KiB
C#
45 lines
2.0 KiB
C#
using adminSystem.UI.Data;
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using Microsoft.AspNetCore.Components.Authorization;
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using Microsoft.AspNetCore.Components.Server;
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using Microsoft.AspNetCore.Identity;
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using Microsoft.Extensions.Options;
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using System.Security.Claims;
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namespace adminSystem.UI.Components.Account {
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// This is a server-side AuthenticationStateProvider that revalidates the security stamp for the connected user
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// every 30 minutes an interactive circuit is connected.
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internal sealed class IdentityRevalidatingAuthenticationStateProvider(
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ILoggerFactory loggerFactory,
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IServiceScopeFactory scopeFactory,
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IOptions<IdentityOptions> options)
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: RevalidatingServerAuthenticationStateProvider(loggerFactory) {
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protected override TimeSpan RevalidationInterval => TimeSpan.FromMinutes(30);
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protected override async Task<bool> ValidateAuthenticationStateAsync(
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AuthenticationState authenticationState, CancellationToken cancellationToken) {
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// Get the user manager from a new scope to ensure it fetches fresh data
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await using var scope = scopeFactory.CreateAsyncScope();
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var userManager = scope.ServiceProvider.GetRequiredService<UserManager<ApplicationUser>>();
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return await ValidateSecurityStampAsync(userManager, authenticationState.User);
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}
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private async Task<bool> ValidateSecurityStampAsync(UserManager<ApplicationUser> userManager, ClaimsPrincipal principal) {
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var user = await userManager.GetUserAsync(principal);
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if (user is null)
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{
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return false;
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}
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else if (!userManager.SupportsUserSecurityStamp)
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{
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return true;
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}
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else
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{
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var principalStamp = principal.FindFirstValue(options.Value.ClaimsIdentity.SecurityStampClaimType);
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var userStamp = await userManager.GetSecurityStampAsync(user);
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return principalStamp == userStamp;
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}
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}
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}
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}
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