From 554d1b2ca8868e7aeb1fa9acac75cb8ce423796a Mon Sep 17 00:00:00 2001
From: Stanislav Ionascu <stanislav.ionascu@gmail.com>
Date: Tue, 4 Jan 2022 21:52:52 +0000
Subject: Fix #7100 by catching the exception on opening invalid UDF images

When an invalid UDF image is opened by the UdfReader, it may throw
and exception. This change is to catch and log the exception.
---
 .../Library/Resolvers/BaseVideoResolver.cs         | 31 +++++++++++++++-------
 .../Library/Resolvers/ExtraResolver.cs             |  8 +++---
 .../Library/Resolvers/GenericVideoResolver.cs      |  8 +++---
 .../Library/Resolvers/Movies/MovieResolver.cs      |  6 +++--
 .../Library/Resolvers/TV/EpisodeResolver.cs        |  6 +++--
 5 files changed, 39 insertions(+), 20 deletions(-)

(limited to 'Emby.Server.Implementations/Library/Resolvers')

diff --git a/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs b/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
index 9222a9479..3d6b9f3b6 100644
--- a/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/BaseVideoResolver.cs
@@ -12,6 +12,7 @@ using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
+using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Library.Resolvers
 {
@@ -22,8 +23,11 @@ namespace Emby.Server.Implementations.Library.Resolvers
     public abstract class BaseVideoResolver<T> : MediaBrowser.Controller.Resolvers.ItemResolver<T>
         where T : Video, new()
     {
-        protected BaseVideoResolver(NamingOptions namingOptions)
+        private readonly ILogger _logger;
+
+        protected BaseVideoResolver(ILogger logger, NamingOptions namingOptions)
         {
+            _logger = logger;
             NamingOptions = namingOptions;
         }
 
@@ -156,19 +160,26 @@ namespace Emby.Server.Implementations.Library.Resolvers
                 }
                 else
                 {
-                    // use disc-utils, both DVDs and BDs use UDF filesystem
-                    using (var videoFileStream = File.Open(video.Path, FileMode.Open, FileAccess.Read))
-                    using (UdfReader udfReader = new UdfReader(videoFileStream))
+                    try
                     {
-                        if (udfReader.DirectoryExists("VIDEO_TS"))
-                        {
-                            video.IsoType = IsoType.Dvd;
-                        }
-                        else if (udfReader.DirectoryExists("BDMV"))
+                        // use disc-utils, both DVDs and BDs use UDF filesystem
+                        using (var videoFileStream = File.Open(video.Path, FileMode.Open, FileAccess.Read))
+                        using (UdfReader udfReader = new UdfReader(videoFileStream))
                         {
-                            video.IsoType = IsoType.BluRay;
+                            if (udfReader.DirectoryExists("VIDEO_TS"))
+                            {
+                                video.IsoType = IsoType.Dvd;
+                            }
+                            else if (udfReader.DirectoryExists("BDMV"))
+                            {
+                                video.IsoType = IsoType.BluRay;
+                            }
                         }
                     }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Error opening UDF/ISO image: {Value}", video.Path ?? video.Name);
+                    }
                 }
             }
         }
diff --git a/Emby.Server.Implementations/Library/Resolvers/ExtraResolver.cs b/Emby.Server.Implementations/Library/Resolvers/ExtraResolver.cs
index 807913b5d..408e640f9 100644
--- a/Emby.Server.Implementations/Library/Resolvers/ExtraResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/ExtraResolver.cs
@@ -6,6 +6,7 @@ using Emby.Naming.Video;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Resolvers;
 using MediaBrowser.Model.Entities;
+using Microsoft.Extensions.Logging;
 using static Emby.Naming.Video.ExtraRuleResolver;
 
 namespace Emby.Server.Implementations.Library.Resolvers
@@ -22,12 +23,13 @@ namespace Emby.Server.Implementations.Library.Resolvers
         /// <summary>
         /// Initializes a new instance of the <see cref="ExtraResolver"/> class.
         /// </summary>
+        /// <param name="logger">The logger.</param>
         /// <param name="namingOptions">An instance of <see cref="NamingOptions"/>.</param>
-        public ExtraResolver(NamingOptions namingOptions)
+        public ExtraResolver(ILogger<ExtraResolver> logger, NamingOptions namingOptions)
         {
             _namingOptions = namingOptions;
-            _trailerResolvers = new IItemResolver[] { new GenericVideoResolver<Trailer>(namingOptions) };
-            _videoResolvers = new IItemResolver[] { new GenericVideoResolver<Video>(namingOptions) };
+            _trailerResolvers = new IItemResolver[] { new GenericVideoResolver<Trailer>(logger, namingOptions) };
+            _videoResolvers = new IItemResolver[] { new GenericVideoResolver<Video>(logger, namingOptions) };
         }
 
         /// <summary>
diff --git a/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs b/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs
index b8554bd51..5e33b402d 100644
--- a/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/GenericVideoResolver.cs
@@ -1,7 +1,8 @@
-#nullable disable
+#nullable disable
 
 using Emby.Naming.Common;
 using MediaBrowser.Controller.Entities;
+using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Library.Resolvers
 {
@@ -15,9 +16,10 @@ namespace Emby.Server.Implementations.Library.Resolvers
         /// <summary>
         /// Initializes a new instance of the <see cref="GenericVideoResolver{T}"/> class.
         /// </summary>
+        /// <param name="logger">The logger.</param>
         /// <param name="namingOptions">The naming options.</param>
-        public GenericVideoResolver(NamingOptions namingOptions)
-            : base(namingOptions)
+        public GenericVideoResolver(ILogger logger, NamingOptions namingOptions)
+            : base(logger, namingOptions)
         {
         }
     }
diff --git a/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs b/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
index be1460928..140c4272e 100644
--- a/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/Movies/MovieResolver.cs
@@ -17,6 +17,7 @@ using MediaBrowser.Controller.Providers;
 using MediaBrowser.Controller.Resolvers;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
+using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Library.Resolvers.Movies
 {
@@ -40,9 +41,10 @@ namespace Emby.Server.Implementations.Library.Resolvers.Movies
         /// Initializes a new instance of the <see cref="MovieResolver"/> class.
         /// </summary>
         /// <param name="imageProcessor">The image processor.</param>
+        /// <param name="logger">The logger.</param>
         /// <param name="namingOptions">The naming options.</param>
-        public MovieResolver(IImageProcessor imageProcessor, NamingOptions namingOptions)
-            : base(namingOptions)
+        public MovieResolver(IImageProcessor imageProcessor, ILogger<MovieResolver> logger, NamingOptions namingOptions)
+            : base(logger, namingOptions)
         {
             _imageProcessor = imageProcessor;
         }
diff --git a/Emby.Server.Implementations/Library/Resolvers/TV/EpisodeResolver.cs b/Emby.Server.Implementations/Library/Resolvers/TV/EpisodeResolver.cs
index be9905647..bfa73af2f 100644
--- a/Emby.Server.Implementations/Library/Resolvers/TV/EpisodeResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/TV/EpisodeResolver.cs
@@ -6,6 +6,7 @@ using Emby.Naming.Common;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Model.Entities;
+using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Library.Resolvers.TV
 {
@@ -17,9 +18,10 @@ namespace Emby.Server.Implementations.Library.Resolvers.TV
         /// <summary>
         /// Initializes a new instance of the <see cref="EpisodeResolver"/> class.
         /// </summary>
+        /// <param name="logger">The logger.</param>
         /// <param name="namingOptions">The naming options.</param>
-        public EpisodeResolver(NamingOptions namingOptions)
-            : base(namingOptions)
+        public EpisodeResolver(ILogger<EpisodeResolver> logger, NamingOptions namingOptions)
+            : base(logger, namingOptions)
         {
         }
 
-- 
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