1 files changed, 103 insertions, 0 deletions
diff --git a/MediaBrowser.Server.Implementations/ScheduledTasks/RefreshIntrosTask.cs b/MediaBrowser.Server.Implementations/ScheduledTasks/RefreshIntrosTask.cs
new file mode 100644
index 000000000..a65b46f64
--- /dev/null
+++ b/MediaBrowser.Server.Implementations/ScheduledTasks/RefreshIntrosTask.cs
@@ -0,0 +1,103 @@
+using MediaBrowser.Common.IO;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Logging;
+using System;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Server.Implementations.ScheduledTasks
+{
+    /// <summary>
+    /// Class RefreshIntrosTask
+    /// </summary>
+    public class RefreshIntrosTask : ILibraryPostScanTask
+    {
+        /// <summary>
+        /// The _library manager
+        /// </summary>
+        private readonly ILibraryManager _libraryManager;
+        /// <summary>
+        /// The _logger
+        /// </summary>
+        private readonly ILogger _logger;
+
+        private readonly IFileSystem _fileSystem;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RefreshIntrosTask" /> class.
+        /// </summary>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="logger">The logger.</param>
+        /// <param name="fileSystem">The file system.</param>
+        public RefreshIntrosTask(ILibraryManager libraryManager, ILogger logger, IFileSystem fileSystem)
+        {
+            _libraryManager = libraryManager;
+            _logger = logger;
+            _fileSystem = fileSystem;
+        }
+
+        /// <summary>
+        /// Runs the specified progress.
+        /// </summary>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        public async Task Run(IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var files = _libraryManager.GetAllIntroFiles().ToList();
+
+            var numComplete = 0;
+
+            foreach (var file in files)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                try
+                {
+                    await RefreshIntro(file, cancellationToken).ConfigureAwait(false);
+                }
+                catch (OperationCanceledException)
+                {
+                    throw;
+                }
+                catch (Exception ex)
+                {
+                    _logger.ErrorException("Error refreshing intro {0}", ex, file);
+                }
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= files.Count;
+                progress.Report(percent * 100);
+            }
+        }
+
+        /// <summary>
+        /// Refreshes the intro.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        private async Task RefreshIntro(string path, CancellationToken cancellationToken)
+        {
+            var item = _libraryManager.ResolvePath(_fileSystem.GetFileSystemInfo(path));
+
+            if (item == null)
+            {
+                _logger.Error("Intro resolver returned null for {0}", path);
+                return;
+            }
+
+            var dbItem = _libraryManager.GetItemById(item.Id);
+
+            if (dbItem != null)
+            {
+                item = dbItem;
+            }
+
+            // Force the save if it's a new item
+            await item.RefreshMetadata(cancellationToken).ConfigureAwait(false);
+        }
+    }
+}