Add hearing impaired subtitle stream indicator (#7379)

Co-authored-by: Claus Vium <cvium@users.noreply.github.com>

3 files changed, 33 insertions, 1 deletions

diff --git a/Emby.Naming/Common/NamingOptions.cs b/Emby.Naming/Common/NamingOptions.cs
index e016d7e51..29cc6558c 100644
--- a/Emby.Naming/Common/NamingOptions.cs
+++ b/Emby.Naming/Common/NamingOptions.cs
@@ -280,6 +280,13 @@ namespace Emby.Naming.Common
                 "default"
             };
 
+            MediaHearingImpairedFlags = new[]
+            {
+                "cc",
+                "hi",
+                "sdh"
+            };
+
             EpisodeExpressions = new[]
             {
                 // *** Begin Kodi Standard Naming
@@ -728,6 +735,11 @@ namespace Emby.Naming.Common
         public string[] MediaDefaultFlags { get; set; }
 
         /// <summary>
+        /// Gets or sets list of external media hearing impaired flags.
+        /// </summary>
+        public string[] MediaHearingImpairedFlags { get; set; }
+
+        /// <summary>
         /// Gets or sets list of album stacking prefixes.
         /// </summary>
         public string[] AlbumStackingPrefixes { get; set; }
diff --git a/Emby.Naming/ExternalFiles/ExternalPathParser.cs b/Emby.Naming/ExternalFiles/ExternalPathParser.cs
index 3bde3a1cf..1fa4fa537 100644
--- a/Emby.Naming/ExternalFiles/ExternalPathParser.cs
+++ b/Emby.Naming/ExternalFiles/ExternalPathParser.cs
@@ -99,6 +99,18 @@ namespace Emby.Naming.ExternalFiles
                         pathInfo.Language = culture.ThreeLetterISOLanguageName;
                         extraString = extraString.Replace(currentSlice, string.Empty, StringComparison.OrdinalIgnoreCase);
                     }
+                    else if (culture != null && pathInfo.Language == "hin")
+                    {
+                        // Hindi language code "hi" collides with a hearing impaired flag - use as Hindi only if no other language is set
+                        pathInfo.IsHearingImpaired = true;
+                        pathInfo.Language = culture.ThreeLetterISOLanguageName;
+                        extraString = extraString.Replace(currentSlice, string.Empty, StringComparison.OrdinalIgnoreCase);
+                    }
+                    else if (_namingOptions.MediaHearingImpairedFlags.Any(s => currentSliceWithoutSeparator.Contains(s, StringComparison.OrdinalIgnoreCase)))
+                    {
+                        pathInfo.IsHearingImpaired = true;
+                        extraString = extraString.Replace(currentSlice, string.Empty, StringComparison.OrdinalIgnoreCase);
+                    }
                     else
                     {
                         titleString = currentSlice + titleString;
diff --git a/Emby.Naming/ExternalFiles/ExternalPathParserResult.cs b/Emby.Naming/ExternalFiles/ExternalPathParserResult.cs
index 1cc773a2e..b0d9e7a9f 100644
--- a/Emby.Naming/ExternalFiles/ExternalPathParserResult.cs
+++ b/Emby.Naming/ExternalFiles/ExternalPathParserResult.cs
@@ -11,11 +11,13 @@ namespace Emby.Naming.ExternalFiles
         /// <param name="path">Path to file.</param>
         /// <param name="isDefault">Is default.</param>
         /// <param name="isForced">Is forced.</param>
-        public ExternalPathParserResult(string path, bool isDefault = false, bool isForced = false)
+        /// <param name="isHearingImpaired">For the hearing impaired.</param>
+        public ExternalPathParserResult(string path, bool isDefault = false, bool isForced = false, bool isHearingImpaired = false)
         {
             Path = path;
             IsDefault = isDefault;
             IsForced = isForced;
+            IsHearingImpaired = isHearingImpaired;
         }
 
         /// <summary>
@@ -47,5 +49,11 @@ namespace Emby.Naming.ExternalFiles
         /// </summary>
         /// <value><c>true</c> if this instance is forced; otherwise, <c>false</c>.</value>
         public bool IsForced { get; set; }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether this instance is for the hearing impaired.
+        /// </summary>
+        /// <value><c>true</c> if this instance is for the hearing impaired; otherwise, <c>false</c>.</value>
+        public bool IsHearingImpaired { get; set; }
     }
 }