public void ShouldRewriteTest(AppSettings appSettings, string requestUrl, bool expectedShould, string expectedUrl)
{
bool should = _helper.ShouldRewrite(appSettings, requestUrl, out string url);
Assert.Equal(expectedShould, should);
Assert.Equal(expectedUrl, url);
}
public Task Invoke(HttpContext context, IHttpWwwRewriter helper)
{
// has to locate service instead of inject in for appsettings update to be picked up in middleware automatically
var settings = context.RequestServices.GetService <IOptionsSnapshot <AppSettings> >().Value;
_logger.LogDebug("PreferredDomain {@PreferredDomain}", settings.PreferredDomain);
_logger.LogDebug("UseHttps {@UseHttps}", settings.UseHttps);
if (helper.ShouldRewrite(settings, context.Request.GetDisplayUrl(), out string url))
{
_logger.LogInformation("RewriteUrl: {@RewriteUrl}", url);
context.Response.Headers[HeaderNames.Location] = url;
context.Response.StatusCode = 301;
context.Response.Redirect(url, permanent: true);
return(Task.CompletedTask);
}
return(_next(context));
}