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Null-safety for new StreamUtils; improve efficiency for nginx-rtmp stats

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This commit is contained in:
Laura Hausmann 2021-01-25 21:51:02 +01:00
parent a5418a6641
commit 4c6782854c
Signed by: zotan
GPG key ID: 5EC1D38FFC321311
2 changed files with 8 additions and 10 deletions
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8
Pages/profile.cshtml
View file

@ -12,7 +12,7 @@
var live = StreamUtils.IsLive(user.Username);
Stream stream = null;
if (live) {
stream = StreamUtils.GetStatsObject().Server.Applications.First(p => p.Name == "ingress").MethodLive.Streams.First(p => p.Name == user.Username);
stream = StreamUtils.GetStatsObject().Server.Applications.First(p => p.Name == "ingress").MethodLive.Streams.FirstOrDefault(p => p.Name == user.Username);
}
var pronounAdditional = user.PronounSubject == "they" ? "are" : "is"; // TODO make this configurable too
}
@ -20,7 +20,7 @@
<div class="text-center">
<h3 class="display">Welcome to @Model.User's page!</h3>
@if (live) {
var videoInfo = $"{stream.Meta.Video.Height}p{Math.Round(double.Parse(stream.Meta.Video.FrameRate))} @ {Math.Round(double.Parse(stream.BwIn) / 1000000, 2)} Mbps";
var videoInfo = $"{stream?.Meta.Video.Height ?? "?"}p{Math.Round(double.Parse(stream?.Meta.Video.FrameRate ?? "0"))} @ {Math.Round(double.Parse(stream?.BwIn ?? "0") / 1000000, 2)} Mbps";
@if (!string.IsNullOrWhiteSpace(user.ChatUrl)) {
<p>@user.PronounSubject.FirstCharToUpper() @pronounAdditional currently live! @user.PronounPossessive.FirstCharToUpper() stream chat is located <a href="@user.ChatUrl" target="_blank">here</a>.</p>
}
@ -28,10 +28,10 @@
<p>@user.PronounSubject.FirstCharToUpper() @pronounAdditional currently live! @user.PronounSubject.FirstCharToUpper() have not specified a stream chat URL, so enjoy @user.PronounPossessive content!</p>
}
<div class="btn-group btn-group-lg" role="group">
<a href="@Program.PlayerDomain/@user.Username" target="_blank" role="button" class="btn btn-success" data-toggle="tooltip" data-placement="bottom" title="@videoInfo">Source - @(stream.Meta.Video.Height)p</a>
<a href="@Program.PlayerDomain/@user.Username" target="_blank" role="button" class="btn btn-success" data-toggle="tooltip" data-placement="bottom" title="@videoInfo">Source - @(stream?.Meta.Video.Height ?? "?")p</a>
@if (user.AllowRestream) {
if ((user.RestreamUrls ?? "").Contains(",")) {
<a href="@user.RestreamUrls!.Split(",")[0]" target="_blank" role="button" class="btn btn-secondary" data-toggle="tooltip" data-placement="bottom" title="@videoInfo">Source - @(stream.Meta.Video.Height)p">Twitch Restream</a>
<a href="@user.RestreamUrls!.Split(",")[0]" target="_blank" role="button" class="btn btn-secondary" data-toggle="tooltip" data-placement="bottom" title="@videoInfo">Source - @(stream?.Meta.Video.Height ?? "?")p">Twitch Restream</a>
<a href="@user.RestreamUrls!.Split(",")[1]" target="_blank" role="button" class="btn btn-secondary" data-toggle="tooltip" data-placement="bottom" title="Source @@ 10Mbit VBR">YouTube Restream</a>
}
else if (!string.IsNullOrWhiteSpace(user.RestreamUrls)) {

10
StreamUtils.cs
View file

@ -1,11 +1,12 @@
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Xml.Serialization;
namespace RTMPDash {
public class StreamUtils {
public static class StreamUtils {
private static readonly XmlSerializer Serializer = new(typeof(StatsObject));
public static bool IsLive(string user) => GetStatsObject()
.Server.Applications.First(p => p.Name == "ingress")
.MethodLive.Streams.Any(p => p.Name == user);
@ -16,10 +17,7 @@ namespace RTMPDash {
.ToList();
public static StatsObject GetStatsObject() {
var serializer = new XmlSerializer(typeof(StatsObject));
var xml = new WebClient().DownloadString("http://localhost:8080");
using var reader = new StringReader(xml);
var obj = (StatsObject) serializer.Deserialize(reader);
var obj = (StatsObject) Serializer.Deserialize(new WebClient().OpenRead("http://127.0.0.1:8080")!);
return obj;
}
}