public async Task ValidateAsync(CookieValidatePrincipalContext context)
{
var currentUtc = DateTimeOffset.UtcNow;
if (context.Options != null && _clock != null)
{
currentUtc = _clock.UtcNow;
}
var issuedUtc = context.Properties.IssuedUtc;
var validate = (issuedUtc == null);
if (issuedUtc != null)
{
var timeElapsed = currentUtc.Subtract(issuedUtc.Value);
validate = timeElapsed > _options.SecurityStampValidationInterval;
}
if (validate)
{
var signIn = await FindSignInWithValidSecurityStampAsync(context.Principal);
if (signIn != null)
{
var newPrincipal = await _claimsPrincipalFactory.CreateAsync(signIn);
if (_options.OnSecurityStampRefreshingPrincipal != null)
{
var replaceContext = new SecurityStampPrincipalContext
{
CurrentPrincipal = context.Principal,
NewPrincipal = newPrincipal
};
await _options.OnSecurityStampRefreshingPrincipal(replaceContext);
newPrincipal = replaceContext.NewPrincipal;
}
}
else
{
context.RejectPrincipal();
await _signInManager.SignOutAsync();
}
}
}
