update to re-worked iso manager

MediaBrowser.Common.Implementations/IO/IsoManager.cs

@@ -0,0 +1,75 @@
+using MediaBrowser.Model.IO;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Common.Implementations.IO
+{
+    /// <summary>
+    /// Class IsoManager
+    /// </summary>
+    public class IsoManager : IIsoManager
+    {
+        /// <summary>
+        /// The _mounters
+        /// </summary>
+        private readonly List<IIsoMounter> _mounters = new List<IIsoMounter>();
+
+        /// <summary>
+        /// Mounts the specified iso path.
+        /// </summary>
+        /// <param name="isoPath">The iso path.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>IsoMount.</returns>
+        /// <exception cref="System.ArgumentNullException">isoPath</exception>
+        /// <exception cref="System.ArgumentException"></exception>
+        public Task<IIsoMount> Mount(string isoPath, CancellationToken cancellationToken)
+        {
+            if (string.IsNullOrEmpty(isoPath))
+            {
+                throw new ArgumentNullException("isoPath");
+            }
+
+            var mounter = _mounters.FirstOrDefault(i => i.CanMount(isoPath));
+
+            if (mounter == null)
+            {
+                throw new ArgumentException(string.Format("No mounters are able to mount {0}", isoPath));
+            }
+
+            return mounter.Mount(isoPath, cancellationToken);
+        }
+
+        /// <summary>
+        /// Determines whether this instance can mount the specified path.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns><c>true</c> if this instance can mount the specified path; otherwise, <c>false</c>.</returns>
+        public bool CanMount(string path)
+        {
+            return _mounters.Any(i => i.CanMount(path));
+        }
+
+        /// <summary>
+        /// Adds the parts.
+        /// </summary>
+        /// <param name="mounters">The mounters.</param>
+        public void AddParts(IEnumerable<IIsoMounter> mounters)
+        {
+            _mounters.AddRange(mounters);
+        }
+
+        /// <summary>
+        /// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
+        /// </summary>
+        public void Dispose()
+        {
+            foreach (var mounter in _mounters)
+            {
+                mounter.Dispose();
+            }
+        }
+    }
+}