|
public FindFirst ( Predicate |
||
| match | Predicate |
The function that performs the matching logic. |
| return | ||
public virtual Claim FindFirst(Predicate<Claim> match)
{
if (match == null)
{
throw new ArgumentNullException(nameof(match));
}
Contract.EndContractBlock();
foreach (Claim claim in Claims)
{
if (match(claim))
{
return claim;
}
}
return null;
}
public static ExternalLoginData FromIdentity(ClaimsIdentity identity)
{
if (identity == null)
{
return null;
}
var providerKeyClaim = identity.FindFirst(ClaimTypes.NameIdentifier);
if (providerKeyClaim == null || string.IsNullOrWhiteSpace(providerKeyClaim.Issuer) || string.IsNullOrWhiteSpace(providerKeyClaim.Value))
{
return null;
}
if (providerKeyClaim.Issuer == ClaimsIdentity.DefaultIssuer)
{
return null;
}
return new ExternalLoginData
{
LoginProvider = providerKeyClaim.Issuer,
ProviderKey = providerKeyClaim.Value,
Username = identity.FindFirst(ClaimTypes.Name).Value,
ExternalAccessToken = identity.FindFirst("ExternalAccessToken").Value
};
}
