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Diffstat (limited to 'Emby.Dlna/PlayTo/Device.cs')
-rw-r--r--Emby.Dlna/PlayTo/Device.cs43
1 files changed, 35 insertions, 8 deletions
diff --git a/Emby.Dlna/PlayTo/Device.cs b/Emby.Dlna/PlayTo/Device.cs
index 5c8400334..6c580d15b 100644
--- a/Emby.Dlna/PlayTo/Device.cs
+++ b/Emby.Dlna/PlayTo/Device.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
#pragma warning disable CS1591
using System;
@@ -219,7 +221,7 @@ namespace Emby.Dlna.PlayTo
{
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetMute");
+ var command = rendererCommands?.ServiceActions.FirstOrDefault(c => c.Name == "SetMute");
if (command == null)
{
return false;
@@ -259,7 +261,7 @@ namespace Emby.Dlna.PlayTo
{
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetVolume");
+ var command = rendererCommands?.ServiceActions.FirstOrDefault(c => c.Name == "SetVolume");
if (command == null)
{
return;
@@ -290,7 +292,7 @@ namespace Emby.Dlna.PlayTo
{
var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Seek");
+ var command = avCommands?.ServiceActions.FirstOrDefault(c => c.Name == "Seek");
if (command == null)
{
return;
@@ -323,7 +325,7 @@ namespace Emby.Dlna.PlayTo
_logger.LogDebug("{0} - SetAvTransport Uri: {1} DlnaHeaders: {2}", Properties.Name, url, header);
- var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetAVTransportURI");
+ var command = avCommands?.ServiceActions.FirstOrDefault(c => c.Name == "SetAVTransportURI");
if (command == null)
{
return;
@@ -439,6 +441,10 @@ namespace Emby.Dlna.PlayTo
public async Task SetPlay(CancellationToken cancellationToken)
{
var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
+ if (avCommands == null)
+ {
+ return;
+ }
await SetPlay(avCommands, cancellationToken).ConfigureAwait(false);
@@ -449,7 +455,7 @@ namespace Emby.Dlna.PlayTo
{
var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Stop");
+ var command = avCommands?.ServiceActions.FirstOrDefault(c => c.Name == "Stop");
if (command == null)
{
return;
@@ -473,7 +479,7 @@ namespace Emby.Dlna.PlayTo
{
var avCommands = await GetAVProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = avCommands.ServiceActions.FirstOrDefault(c => c.Name == "Pause");
+ var command = avCommands?.ServiceActions.FirstOrDefault(c => c.Name == "Pause");
if (command == null)
{
return;
@@ -601,7 +607,7 @@ namespace Emby.Dlna.PlayTo
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetVolume");
+ var command = rendererCommands?.ServiceActions.FirstOrDefault(c => c.Name == "GetVolume");
if (command == null)
{
return;
@@ -651,7 +657,7 @@ namespace Emby.Dlna.PlayTo
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
- var command = rendererCommands.ServiceActions.FirstOrDefault(c => c.Name == "GetMute");
+ var command = rendererCommands?.ServiceActions.FirstOrDefault(c => c.Name == "GetMute");
if (command == null)
{
return;
@@ -738,6 +744,10 @@ namespace Emby.Dlna.PlayTo
}
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
+ if (rendererCommands == null)
+ {
+ return null;
+ }
var result = await new SsdpHttpClient(_httpClientFactory).SendCommandAsync(
Properties.BaseUrl,
@@ -806,6 +816,11 @@ namespace Emby.Dlna.PlayTo
var rendererCommands = await GetRenderingProtocolAsync(cancellationToken).ConfigureAwait(false);
+ if (rendererCommands == null)
+ {
+ return (false, null);
+ }
+
var result = await new SsdpHttpClient(_httpClientFactory).SendCommandAsync(
Properties.BaseUrl,
service,
@@ -987,6 +1002,10 @@ namespace Emby.Dlna.PlayTo
var httpClient = new SsdpHttpClient(_httpClientFactory);
var document = await httpClient.GetDataAsync(url, cancellationToken).ConfigureAwait(false);
+ if (document == null)
+ {
+ return null;
+ }
AvCommands = TransportCommands.Create(document);
return AvCommands;
@@ -1015,6 +1034,10 @@ namespace Emby.Dlna.PlayTo
var httpClient = new SsdpHttpClient(_httpClientFactory);
_logger.LogDebug("Dlna Device.GetRenderingProtocolAsync");
var document = await httpClient.GetDataAsync(url, cancellationToken).ConfigureAwait(false);
+ if (document == null)
+ {
+ return null;
+ }
RendererCommands = TransportCommands.Create(document);
return RendererCommands;
@@ -1046,6 +1069,10 @@ namespace Emby.Dlna.PlayTo
var ssdpHttpClient = new SsdpHttpClient(httpClientFactory);
var document = await ssdpHttpClient.GetDataAsync(url.ToString(), cancellationToken).ConfigureAwait(false);
+ if (document == null)
+ {
+ return null;
+ }
var friendlyNames = new List<string>();