/core/discourse

DiscourseController.cs

// Redirected from Discourse
[Route("core/discourse")]
[HttpGet]
public async Task<ActionResult> Index(string sso, string sig)
{
    if (!IsValid(sso, sig))
    {
        throw new SecurityException("sso sig not valid");
    }

    var idsrvClaimsIdentity = await Request.GetOwinContext().Environment.GetIdentityServerFullLoginAsync();

    var isAuthenticated = idsrvClaimsIdentity != null;
    if (isAuthenticated)
    {
        // User authenticated, getting user, generating sso and redirecting back to Discourse
        var user = Users.GetUserBySub(idsrvClaimsIdentity.FindFirst(c => c.Type == "sub").Value);
        var redirectUrl = CreateDiscourseRedirectUrl(user, sso);
        return new RedirectResult(redirectUrl);
    }

    // Not authenticated, returning login page
    TempData["sso"] = sso;
    return View();
}