/// <summary>
/// Gets a ClientTimings object from a <see cref="ResultRequest"/>.
/// </summary>
/// <param name="request">The request to convert.</param>
/// <returns>A <see cref="ClientTimings"/> object.</returns>
public static ClientTimings FromRequest(ResultRequest request)
{
var result = new ClientTimings()
{
RedirectCount = request.RedirectCount ?? 0,
Timings = new List <ClientTiming>(request.Performance?.Count + request.Probes?.Count ?? 0)
};
if (request.Performance?.Count > 0)
{
foreach (var t in request.Performance)
{
if (t.Name?.EndsWith("End") == true)
{
continue;
}
result.Timings.Add(t);
}
}
if (request.Probes?.Count > 0)
{
result.Timings.AddRange(request.Probes);
}
// Noise
result.Timings.RemoveAll(t => t.Start < 0 || t.Duration < 0);
// Sort for storage later
result.Timings.Sort((a, b) => a.Start.CompareTo(b.Start));
// TODO: Collapse client start/end timings? Probably...
return(result);
}
/// <summary>
/// Returns either JSON or full page HTML of a previous <c>MiniProfiler</c> session,
/// identified by its <c>"?id=GUID"</c> on the query.
/// </summary>
/// <param name="context">The context to get a profiler response for.</param>
private async Task <string> GetSingleProfilerResultAsync(HttpContext context)
{
Guid id;
ResultRequest clientRequest = null;
// When we're rendering as a button/popup in the corner, it's an AJAX/JSON request.
// If that's absent, we're rendering results as a full page for sharing.
bool jsonRequest = context.Request.Headers["Accept"].FirstOrDefault()?.Contains("application/json") == true;
// Try to parse from the JSON payload first
if (jsonRequest &&
context.Request.ContentLength > 0 &&
ResultRequest.TryParse(context.Request.Body, out clientRequest) &&
clientRequest.Id.HasValue)
{
id = clientRequest.Id.Value;
}
else if (Guid.TryParse(context.Request.Query["id"], out id))
{
// We got the guid from the querystring
}
else if (Options.StopwatchProvider != null)
{
// Fall back to the last result
id = (await Options.Storage.ListAsync(1).ConfigureAwait(false)).FirstOrDefault();
}
if (id == default(Guid))
{
return(NotFound(context, jsonRequest ? null : "No GUID id specified on the query string"));
}
var profiler = await Options.Storage.LoadAsync(id).ConfigureAwait(false);
string user = Options.UserIdProvider?.Invoke(context.Request);
await Options.Storage.SetViewedAsync(user, id).ConfigureAwait(false);
if (profiler == null)
{
return(NotFound(context, jsonRequest ? null : "No MiniProfiler results found with Id=" + id.ToString()));
}
bool needsSave = false;
if (profiler.ClientTimings == null && clientRequest?.TimingCount > 0)
{
profiler.ClientTimings = ClientTimings.FromRequest(clientRequest);
needsSave = true;
}
if (!profiler.HasUserViewed)
{
profiler.HasUserViewed = true;
needsSave = true;
}
if (needsSave)
{
await Options.Storage.SaveAsync(profiler).ConfigureAwait(false);
}
if (!AuthorizeRequest(context, isList: false, message: out string authorizeMessage))
{
context.Response.ContentType = "application/json";
return(@"""hidden"""); // JSON
}
if (jsonRequest)
{
context.Response.ContentType = "application/json";
return(profiler.ToJson());
}
else
{
context.Response.ContentType = "text/html; charset=utf-8";
return(Render.SingleResultHtml(profiler, context.Request.PathBase + Options.RouteBasePath.Value.EnsureTrailingSlash()));
}
}