From 54a36322bb19ceaeb9f4ae3a01fa54998d243ec8 Mon Sep 17 00:00:00 2001
From: LukePulverenti <luke.pulverenti@gmail.com>
Date: Sun, 3 Mar 2013 11:53:58 -0500
Subject: made base video resolver available for re-use

---
 .../Resolvers/BaseItemResolver.cs                  | 61 ++++++++++++++
 .../Resolvers/BaseVideoResolver.cs                 | 56 +++++++++++++
 .../Resolvers/EntityResolutionHelper.cs            | 98 ++++++++++++++++++++++
 MediaBrowser.Controller/Resolvers/IItemResolver.cs | 23 +++++
 .../Resolvers/IResolverIgnoreRule.cs               | 12 +++
 .../Resolvers/ResolverPriority.cs                  | 26 ++++++
 6 files changed, 276 insertions(+)
 create mode 100644 MediaBrowser.Controller/Resolvers/BaseItemResolver.cs
 create mode 100644 MediaBrowser.Controller/Resolvers/BaseVideoResolver.cs
 create mode 100644 MediaBrowser.Controller/Resolvers/EntityResolutionHelper.cs
 create mode 100644 MediaBrowser.Controller/Resolvers/IItemResolver.cs
 create mode 100644 MediaBrowser.Controller/Resolvers/IResolverIgnoreRule.cs
 create mode 100644 MediaBrowser.Controller/Resolvers/ResolverPriority.cs

(limited to 'MediaBrowser.Controller/Resolvers')

diff --git a/MediaBrowser.Controller/Resolvers/BaseItemResolver.cs b/MediaBrowser.Controller/Resolvers/BaseItemResolver.cs
new file mode 100644
index 000000000..fc5157d5f
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/BaseItemResolver.cs
@@ -0,0 +1,61 @@
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Class ItemResolver
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    public abstract class ItemResolver<T> : IItemResolver
+        where T : BaseItem, new()
+    {
+        /// <summary>
+        /// Resolves the specified args.
+        /// </summary>
+        /// <param name="args">The args.</param>
+        /// <returns>`0.</returns>
+        protected virtual T Resolve(ItemResolveArgs args)
+        {
+            return null;
+        }
+
+        /// <summary>
+        /// Gets the priority.
+        /// </summary>
+        /// <value>The priority.</value>
+        public virtual ResolverPriority Priority
+        {
+            get
+            {
+                return ResolverPriority.First;
+            }
+        }
+
+        /// <summary>
+        /// Sets initial values on the newly resolved item
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="args">The args.</param>
+        protected virtual void SetInitialItemValues(T item, ItemResolveArgs args)
+        {
+        }
+
+        /// <summary>
+        /// Resolves the path.
+        /// </summary>
+        /// <param name="args">The args.</param>
+        /// <returns>BaseItem.</returns>
+        BaseItem IItemResolver.ResolvePath(ItemResolveArgs args)
+        {
+            var item = Resolve(args);
+
+            if (item != null)
+            {
+                SetInitialItemValues(item, args);
+            }
+
+            return item;
+        }
+    }
+}
diff --git a/MediaBrowser.Controller/Resolvers/BaseVideoResolver.cs b/MediaBrowser.Controller/Resolvers/BaseVideoResolver.cs
new file mode 100644
index 000000000..c2536cd60
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/BaseVideoResolver.cs
@@ -0,0 +1,56 @@
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Entities;
+using System;
+using System.IO;
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Resolves a Path into a Video or Video subclass
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    public abstract class BaseVideoResolver<T> : ItemResolver<T>
+        where T : Video, new()
+    {
+        /// <summary>
+        /// Resolves the specified args.
+        /// </summary>
+        /// <param name="args">The args.</param>
+        /// <returns>`0.</returns>
+        protected override T Resolve(ItemResolveArgs args)
+        {
+            // If the path is a file check for a matching extensions
+            if (!args.IsDirectory)
+            {
+                if (EntityResolutionHelper.IsVideoFile(args.Path))
+                {
+                    var extension = Path.GetExtension(args.Path);
+
+                    var type = string.Equals(extension, ".iso", StringComparison.OrdinalIgnoreCase) || string.Equals(extension, ".img", StringComparison.OrdinalIgnoreCase) ?
+                        VideoType.Iso : VideoType.VideoFile;
+
+                    return new T
+                    {
+                        VideoType = type,
+                        Path = args.Path
+                    };
+                }
+            }
+
+            return null;
+        }
+
+        /// <summary>
+        /// Sets the initial item values.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="args">The args.</param>
+        protected override void SetInitialItemValues(T item, ItemResolveArgs args)
+        {
+            base.SetInitialItemValues(item, args);
+
+            item.VideoFormat = item.Path.IndexOf("[3d]", StringComparison.OrdinalIgnoreCase) != -1 ? VideoFormat.Digital3D : item.Path.IndexOf("[sbs3d]", StringComparison.OrdinalIgnoreCase) != -1 ? VideoFormat.Sbs3D : VideoFormat.Standard;
+        }
+    }
+}
diff --git a/MediaBrowser.Controller/Resolvers/EntityResolutionHelper.cs b/MediaBrowser.Controller/Resolvers/EntityResolutionHelper.cs
new file mode 100644
index 000000000..dda2af0cf
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/EntityResolutionHelper.cs
@@ -0,0 +1,98 @@
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.IO;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using MediaBrowser.Controller.Library;
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Class EntityResolutionHelper
+    /// </summary>
+    public static class EntityResolutionHelper
+    {
+        /// <summary>
+        /// Any extension in this list is considered a video file - can be added to at runtime for extensibility
+        /// </summary>
+        public static List<string> VideoFileExtensions = new List<string>
+        {
+                ".mkv",
+                ".m2t",
+                ".m2ts",
+                ".img",
+                ".iso",
+                ".ts",
+                ".rmvb",
+                ".mov",
+                ".avi",
+                ".mpg",
+                ".mpeg",
+                ".wmv",
+                ".mp4",
+                ".divx",
+                ".dvr-ms",
+                ".wtv",
+                ".ogm",
+                ".ogv",
+                ".asf",
+                ".m4v",
+                ".flv",
+                ".f4v",
+                ".3gp",
+                ".webm"
+        };
+
+        /// <summary>
+        /// Determines whether [is video file] [the specified path].
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns><c>true</c> if [is video file] [the specified path]; otherwise, <c>false</c>.</returns>
+        public static bool IsVideoFile(string path)
+        {
+            var extension = Path.GetExtension(path) ?? string.Empty;
+            return VideoFileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase);
+        }
+
+        /// <summary>
+        /// Ensures DateCreated and DateModified have values
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="args">The args.</param>
+        public static void EnsureDates(BaseItem item, ItemResolveArgs args)
+        {
+            if (!Path.IsPathRooted(item.Path))
+            {
+                return;
+            }
+
+            // See if a different path came out of the resolver than what went in
+            if (!args.Path.Equals(item.Path, StringComparison.OrdinalIgnoreCase))
+            {
+                var childData = args.IsDirectory ? args.GetFileSystemEntryByPath(item.Path) : null;
+
+                if (childData.HasValue)
+                {
+                    item.DateCreated = childData.Value.CreationTimeUtc;
+                    item.DateModified = childData.Value.LastWriteTimeUtc;
+                }
+                else
+                {
+                    var fileData = FileSystem.GetFileData(item.Path);
+
+                    if (fileData.HasValue)
+                    {
+                        item.DateCreated = fileData.Value.CreationTimeUtc;
+                        item.DateModified = fileData.Value.LastWriteTimeUtc;
+                    }
+                }
+            }
+            else
+            {
+                item.DateCreated = args.FileInfo.CreationTimeUtc;
+                item.DateModified = args.FileInfo.LastWriteTimeUtc;
+            }
+        }
+    }
+}
diff --git a/MediaBrowser.Controller/Resolvers/IItemResolver.cs b/MediaBrowser.Controller/Resolvers/IItemResolver.cs
new file mode 100644
index 000000000..780d5d013
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/IItemResolver.cs
@@ -0,0 +1,23 @@
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Interface IItemResolver
+    /// </summary>
+    public interface IItemResolver
+    {
+        /// <summary>
+        /// Resolves the path.
+        /// </summary>
+        /// <param name="args">The args.</param>
+        /// <returns>BaseItem.</returns>
+        BaseItem ResolvePath(ItemResolveArgs args);
+        /// <summary>
+        /// Gets the priority.
+        /// </summary>
+        /// <value>The priority.</value>
+        ResolverPriority Priority { get; }
+    }
+}
diff --git a/MediaBrowser.Controller/Resolvers/IResolverIgnoreRule.cs b/MediaBrowser.Controller/Resolvers/IResolverIgnoreRule.cs
new file mode 100644
index 000000000..e85535548
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/IResolverIgnoreRule.cs
@@ -0,0 +1,12 @@
+using MediaBrowser.Controller.Library;
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Provides a base "rule" that anyone can use to have paths ignored by the resolver
+    /// </summary>
+    public interface IResolverIgnoreRule
+    {
+        bool ShouldIgnore(ItemResolveArgs args);
+    }
+}
diff --git a/MediaBrowser.Controller/Resolvers/ResolverPriority.cs b/MediaBrowser.Controller/Resolvers/ResolverPriority.cs
new file mode 100644
index 000000000..63a107fda
--- /dev/null
+++ b/MediaBrowser.Controller/Resolvers/ResolverPriority.cs
@@ -0,0 +1,26 @@
+
+namespace MediaBrowser.Controller.Resolvers
+{
+    /// <summary>
+    /// Enum ResolverPriority
+    /// </summary>
+    public enum ResolverPriority
+    {
+        /// <summary>
+        /// The first
+        /// </summary>
+        First = 1,
+        /// <summary>
+        /// The second
+        /// </summary>
+        Second = 2,
+        /// <summary>
+        /// The third
+        /// </summary>
+        Third = 3,
+        /// <summary>
+        /// The last
+        /// </summary>
+        Last = 4
+    }
+}
-- 
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