❔ JWT Authentication: Name goes to claims not identity.Name
Following Patrick God tutorial for JWT Authentication and Authorization here:
Here's the class in question with dummy token:
Here's the razor HTML from the shared image:
Here's the class in question with dummy token:
public class CustomAuthStateProvider : AuthenticationStateProvider
{
public override async Task<AuthenticationState> GetAuthenticationStateAsync()
{
string token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJTdWIiOiIxMjM0NTY3ODkwIiwiTmFtZSI6IkpvaG4gRG9lIiwiSWF0IjoxNTE2MjM5MDIyfQ.uzQBTdl2-2Ox4am86ZeHGBejT3bRe1A3B_VkY1HBVt4";
var identity = new ClaimsIdentity(ParseClaimsFromJwt(token), "jwt");
var user = new ClaimsPrincipal(identity);
var state = new AuthenticationState(user);
NotifyAuthenticationStateChanged(Task.FromResult(state));
return state;
}
public static IEnumerable<Claim> ParseClaimsFromJwt(string jwt)
{
var payload = jwt.Split('.')[1];
var jsonBytes = ParseBase64WithoutPadding(payload);
var keyValuePairs = JsonSerializer.Deserialize<Dictionary<string, object>>(jsonBytes);
return keyValuePairs.Select(kvp => new Claim(kvp.Key, kvp.Value.ToString()));
}
private static byte[] ParseBase64WithoutPadding(string base64)
{
switch (base64.Length % 4)
{
case 2: base64 += "=="; break;
case 3: base64 += "="; break;
}
return Convert.FromBase64String(base64);
}
}public class CustomAuthStateProvider : AuthenticationStateProvider
{
public override async Task<AuthenticationState> GetAuthenticationStateAsync()
{
string token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJTdWIiOiIxMjM0NTY3ODkwIiwiTmFtZSI6IkpvaG4gRG9lIiwiSWF0IjoxNTE2MjM5MDIyfQ.uzQBTdl2-2Ox4am86ZeHGBejT3bRe1A3B_VkY1HBVt4";
var identity = new ClaimsIdentity(ParseClaimsFromJwt(token), "jwt");
var user = new ClaimsPrincipal(identity);
var state = new AuthenticationState(user);
NotifyAuthenticationStateChanged(Task.FromResult(state));
return state;
}
public static IEnumerable<Claim> ParseClaimsFromJwt(string jwt)
{
var payload = jwt.Split('.')[1];
var jsonBytes = ParseBase64WithoutPadding(payload);
var keyValuePairs = JsonSerializer.Deserialize<Dictionary<string, object>>(jsonBytes);
return keyValuePairs.Select(kvp => new Claim(kvp.Key, kvp.Value.ToString()));
}
private static byte[] ParseBase64WithoutPadding(string base64)
{
switch (base64.Length % 4)
{
case 2: base64 += "=="; break;
case 3: base64 += "="; break;
}
return Convert.FromBase64String(base64);
}
}Here's the razor HTML from the shared image:
<Authorized>
<span>You're Authorized as @context.User.Identity.Name</span>
<br/>
<span>Claims associated with the user:</span>
<ul>
@foreach (var claim in context.User.Claims)
{
<li>@claim.Type: @claim.Value</li>
}
</ul>
</Authorized><Authorized>
<span>You're Authorized as @context.User.Identity.Name</span>
<br/>
<span>Claims associated with the user:</span>
<ul>
@foreach (var claim in context.User.Claims)
{
<li>@claim.Type: @claim.Value</li>
}
</ul>
</Authorized>
