SMB Server application: Added SettingsHelper class to handle settings logic

SMBServer/SettingsHelper.cs

@@ -0,0 +1,88 @@
+/* Copyright (C) 2014-2018 Tal Aloni <tal.aloni.il@gmail.com>. All rights reserved.
+ * 
+ * You can redistribute this program and/or modify it under the terms of
+ * the GNU Lesser Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ */
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Windows.Forms;
+using System.Xml;
+
+namespace SMBServer
+{
+    public class SettingsHelper
+    {
+        public const string SettingsFileName = "Settings.xml";
+
+        public static XmlDocument ReadXmlDocument(string path)
+        {
+            XmlDocument doc = new XmlDocument();
+            doc.Load(path);
+            return doc;
+        }
+
+        public static XmlDocument ReadSettingsXML()
+        {
+            string executableDirectory = Path.GetDirectoryName(Application.ExecutablePath) + "\\";
+            XmlDocument document = ReadXmlDocument(executableDirectory + SettingsFileName);
+            return document;
+        }
+
+        public static UserCollection ReadUserSettings()
+        {
+            UserCollection users = new UserCollection();
+            XmlDocument document = ReadSettingsXML();
+            XmlNode usersNode = document.SelectSingleNode("Settings/Users");
+
+            foreach (XmlNode userNode in usersNode.ChildNodes)
+            {
+                string accountName = userNode.Attributes["AccountName"].Value;
+                string password = userNode.Attributes["Password"].Value;
+                users.Add(accountName, password);
+            }
+            return users;
+        }
+
+        public static List<ShareSettings> ReadSharesSettings()
+        {
+            List<ShareSettings> shares = new List<ShareSettings>();
+            XmlDocument document = ReadSettingsXML();
+            XmlNode sharesNode = document.SelectSingleNode("Settings/Shares");
+
+            foreach (XmlNode shareNode in sharesNode.ChildNodes)
+            {
+                string shareName = shareNode.Attributes["Name"].Value;
+                string sharePath = shareNode.Attributes["Path"].Value;
+
+                XmlNode readAccessNode = shareNode.SelectSingleNode("ReadAccess");
+                List<string> readAccess = ReadAccessList(readAccessNode);
+                XmlNode writeAccessNode = shareNode.SelectSingleNode("WriteAccess");
+                List<string> writeAccess = ReadAccessList(writeAccessNode);
+                ShareSettings share = new ShareSettings(shareName, sharePath, readAccess, writeAccess);
+                shares.Add(share);
+            }
+            return shares;
+        }
+
+        private static List<string> ReadAccessList(XmlNode node)
+        {
+            List<string> result = new List<string>();
+            if (node != null)
+            {
+                string accounts = node.Attributes["Accounts"].Value;
+                if (accounts == "*")
+                {
+                    result.Add("Users");
+                }
+                else
+                {
+                    string[] splitted = accounts.Split(',');
+                    result.AddRange(splitted);
+                }
+            }
+            return result;
+        }
+    }
+}