1 files changed, 130 insertions, 0 deletions
diff --git a/win/CS/HandBrake.ApplicationServices/Utilities/PlistHelper.cs b/win/CS/HandBrake.ApplicationServices/Utilities/PlistHelper.cs
new file mode 100644
index 000000000..f5e810771
--- /dev/null
+++ b/win/CS/HandBrake.ApplicationServices/Utilities/PlistHelper.cs
@@ -0,0 +1,130 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="PlistHelper.cs" company="HandBrake Project (http://handbrake.fr)">
+//   This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
+// </copyright>
+// <summary>
+//   A Plist Helper
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace HandBrake.ApplicationServices.Utilities
+{
+    using System;
+    using System.Collections.Generic;
+    using System.IO;
+    using System.Xml;
+
+    /// <summary>
+    /// A Plist Helper
+    /// </summary>
+    public class PlistHelper
+    {
+        /// <summary>
+        /// Get the Audio Track XML Nodes from a plist preset file
+        /// </summary>
+        /// <param name="filename">
+        /// A Plist preset file
+        /// </param>
+        /// <returns>
+        /// A List of XmlNodes which contain audio tracks
+        /// </returns>
+        public static List<XmlNode> GetAudioTracks(string filename)
+        {
+            // Data Store
+            List<XmlNode> audioTracks = new List<XmlNode>();
+
+            // Load the file and get the Root note, or return if none found
+            XmlNode root = LoadFile(filename);
+            if (root == null)
+            {
+                return null;
+            }
+
+            // Get the Audio Tracks
+            XmlNode audioListDict = root.ChildNodes[2].ChildNodes[0].FirstChild.ChildNodes[1];
+            for (int i = 0; i < audioListDict.ChildNodes.Count; i++)
+            {
+                XmlNode audioChannel = audioListDict.ChildNodes[i]; // <dict>
+                audioTracks.Add(audioChannel);
+            }
+
+            return audioTracks;
+        }
+
+        /// <summary>
+        /// Get the settings portion of a presets file
+        /// </summary>
+        /// <param name="filename">
+        /// A Plist preset file
+        /// </param>
+        /// <returns>
+        /// A Dictionary of plist key against an XML node containing the setting.
+        /// </returns>
+        public static Dictionary<string, XmlNode> GetPresetSettings(string filename)
+        {
+            // Data Store
+            Dictionary<string, XmlNode> settings = new Dictionary<string, XmlNode>();
+
+            // Load the file and get the Root note, or return if none found
+            XmlNode root = LoadFile(filename);
+            if (root == null)
+            {
+                return null;
+            }
+
+            // Get the Preset Settings, starting from the 3rd node (skipping the audio notes we've just prcessed)
+            XmlNode presetSettings = root.ChildNodes[2].ChildNodes[0].FirstChild;
+            for (int i = 2; i < presetSettings.ChildNodes.Count; i += 2)
+            {
+                string key = presetSettings.ChildNodes[i].InnerText;
+                XmlNode node = presetSettings.ChildNodes[i + 1];
+                settings.Add(key, node);
+            }
+
+            return settings;
+        }
+
+        /// <summary>
+        /// Load a Plist Preset file and return it as an XML document
+        /// </summary>
+        /// <param name="filename">
+        /// A Plist preset file
+        /// </param>
+        /// <returns>
+        /// An XML document
+        /// </returns>
+        private static XmlNode LoadFile(string filename)
+        {
+            try
+            {
+                if (!File.Exists(filename))
+                {
+                    return null;
+                }
+
+                StreamReader sr = File.OpenText(filename);
+                string fromfile = string.Empty;
+                int fileChar;
+                while ((fileChar = sr.Read()) != -1)
+                {
+                    fromfile += Convert.ToChar(fileChar);
+                }
+
+                XmlDocument doc = new XmlDocument();
+                doc.LoadXml(fromfile);
+
+                XmlNode root = doc;
+                if (!root.HasChildNodes)
+                {
+                    return null;
+                }
+
+                return root;
+            }
+            catch (Exception)
+            {
+                return null;
+            }
+        }
+    }
+}