1 files changed, 139 insertions, 0 deletions
diff --git a/MediaBrowser.Common/Plugins/LocalPlugin.cs b/MediaBrowser.Common/Plugins/LocalPlugin.cs
new file mode 100644
index 000000000..4c8e2d504
--- /dev/null
+++ b/MediaBrowser.Common/Plugins/LocalPlugin.cs
@@ -0,0 +1,139 @@
+using System;
+using System.Collections.Generic;
+using MediaBrowser.Model.Plugins;
+
+namespace MediaBrowser.Common.Plugins
+{
+    /// <summary>
+    /// Local plugin class.
+    /// </summary>
+    public class LocalPlugin : IEquatable<LocalPlugin>
+    {
+        private readonly bool _supported;
+        private Version? _version;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="LocalPlugin"/> class.
+        /// </summary>
+        /// <param name="path">The plugin path.</param>
+        /// <param name="isSupported"><b>True</b> if Jellyfin supports this version of the plugin.</param>
+        /// <param name="manifest">The manifest record for this plugin, or null if one does not exist.</param>
+        public LocalPlugin(string path, bool isSupported, PluginManifest manifest)
+        {
+            Path = path;
+            DllFiles = Array.Empty<string>();
+            _supported = isSupported;
+            Manifest = manifest;
+        }
+
+        /// <summary>
+        /// Gets the plugin id.
+        /// </summary>
+        public Guid Id => Manifest.Id;
+
+        /// <summary>
+        /// Gets the plugin name.
+        /// </summary>
+        public string Name => Manifest.Name;
+
+        /// <summary>
+        /// Gets the plugin version.
+        /// </summary>
+        public Version Version
+        {
+            get
+            {
+                if (_version == null)
+                {
+                    _version = Version.Parse(Manifest.Version);
+                }
+
+                return _version;
+            }
+        }
+
+        /// <summary>
+        /// Gets the plugin path.
+        /// </summary>
+        public string Path { get; }
+
+        /// <summary>
+        /// Gets or sets the list of dll files for this plugin.
+        /// </summary>
+        public IReadOnlyList<string> DllFiles { get; set; }
+
+        /// <summary>
+        /// Gets or sets the instance of this plugin.
+        /// </summary>
+        public IPlugin? Instance { get; set; }
+
+        /// <summary>
+        /// Gets a value indicating whether Jellyfin supports this version of the plugin, and it's enabled.
+        /// </summary>
+        public bool IsEnabledAndSupported => _supported && Manifest.Status >= PluginStatus.Active;
+
+        /// <summary>
+        /// Gets a value indicating whether the plugin has a manifest.
+        /// </summary>
+        public PluginManifest Manifest { get; }
+
+        /// <summary>
+        /// Compare two <see cref="LocalPlugin"/>.
+        /// </summary>
+        /// <param name="a">The first item.</param>
+        /// <param name="b">The second item.</param>
+        /// <returns>Comparison result.</returns>
+        public static int Compare(LocalPlugin a, LocalPlugin b)
+        {
+            if (a == null || b == null)
+            {
+                throw new ArgumentNullException(a == null ? nameof(a) : nameof(b));
+            }
+
+            var compare = string.Compare(a.Name, b.Name, StringComparison.OrdinalIgnoreCase);
+
+            // Id is not equal but name is.
+            if (!a.Id.Equals(b.Id) && compare == 0)
+            {
+                compare = a.Id.CompareTo(b.Id);
+            }
+
+            return compare == 0 ? a.Version.CompareTo(b.Version) : compare;
+        }
+
+        /// <summary>
+        /// Returns the plugin information.
+        /// </summary>
+        /// <returns>A <see cref="PluginInfo"/> instance containing the information.</returns>
+        public PluginInfo GetPluginInfo()
+        {
+            var inst = Instance?.GetPluginInfo() ?? new PluginInfo(Manifest.Name, Version, Manifest.Description, Manifest.Id, true);
+            inst.Status = Manifest.Status;
+            inst.HasImage = !string.IsNullOrEmpty(Manifest.ImagePath);
+            return inst;
+        }
+
+        /// <inheritdoc />
+        public override bool Equals(object? obj)
+        {
+            return obj is LocalPlugin other && this.Equals(other);
+        }
+
+        /// <inheritdoc />
+        public override int GetHashCode()
+        {
+            return Name.GetHashCode(StringComparison.OrdinalIgnoreCase);
+        }
+
+        /// <inheritdoc />
+        public bool Equals(LocalPlugin? other)
+        {
+            if (other == null)
+            {
+                return false;
+            }
+
+            return Name.Equals(other.Name, StringComparison.OrdinalIgnoreCase) && Id.Equals(other.Id) && Version.Equals(other.Version);
+        }
+    }
+}