added network access service

Areas/MMS/Models/NetworkAccessService.cs

@@ -0,0 +1,80 @@
+using System.Runtime.InteropServices;
+using System.Security;
+
+public class NetworkAccessService
+{
+    private readonly IConfiguration _config;
+
+    public NetworkAccessService(IConfiguration config)
+    {
+        _config = config;
+    }
+
+    public void ConnectToNetworkShare(string networkPath)
+    {
+        var username = _config["NetworkCredentials:ImageServer:Username"];
+        var password = _config["NetworkCredentials:ImageServer:Password"];
+        var domain = _config["NetworkCredentials:ImageServer:Domain"] ?? ".";
+
+        var netResource = new NetResource
+        {
+            Scope = ResourceScope.GlobalNetwork,
+            ResourceType = ResourceType.Disk,
+            RemoteName = networkPath
+        };
+
+        var result = WNetAddConnection2(netResource, password, username, 0);
+        if (result != 0)
+        {
+            throw new Exception($"Failed to connect to {networkPath}. Error code: {result}");
+        }
+    }
+
+    public void DisconnectFromNetworkShare(string networkPath)
+    {
+        WNetCancelConnection2(networkPath, 0, true);
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    private class NetResource
+    {
+        public ResourceScope Scope;
+        public ResourceType ResourceType;
+        public ResourceDisplayType DisplayType;
+        public int Usage;
+        public string LocalName;
+        public string RemoteName;
+        public string Comment;
+        public string Provider;
+    }
+
+    private enum ResourceScope : int
+    {
+        Connected = 1,
+        GlobalNetwork = 2,
+        Remembered = 3,
+    }
+
+    private enum ResourceType : int
+    {
+        Any = 0,
+        Disk = 1,
+        Print = 2,
+    }
+
+    private enum ResourceDisplayType : int
+    {
+        Generic = 0x0,
+        Domain = 0x01,
+        Server = 0x02,
+        Share = 0x03,
+        File = 0x04,
+        Group = 0x05,
+    }
+
+    [DllImport("mpr.dll")]
+    private static extern int WNetAddConnection2(NetResource netResource, string password, string username, int flags);
+
+    [DllImport("mpr.dll")]
+    private static extern int WNetCancelConnection2(string name, int flags, bool force);
+}

Program.cs

@@ -7,6 +7,7 @@ using PSTW_CentralSystem.Models;
 using Serilog;
 using QuestPDF;
 using QuestPDF.Infrastructure;
+using System.Net;
 
 internal class Program
 {
@@ -21,6 +22,7 @@ internal class Program
         // Add services to the container.
         builder.Services.AddControllersWithViews();
         builder.Services.AddRazorPages();
+        builder.Services.AddScoped<NetworkAccessService>();
 
         Log.Logger = new LoggerConfiguration()
                     .ReadFrom.Configuration(builder.Configuration)

appsettings.json

@@ -8,6 +8,14 @@
     //"DefaultConnection": "Server=219.92.7.60;Port=3307;uid=intern;password='intern_mysql_acct';database=web_interface;"//DB_dev connection
     "MMSDatabase": "Server=192.168.12.42;Port=3306;Uid=mmsuser;password=mms@pstw_mysql_root;database=db_mms;ConvertZeroDateTime=True;"
   },
+  "NetworkCredentials": {
+    "ImageServer": {
+      "Username": "installer",
+      "Password": "mms@pstw",
+      "Domain": "."
+    }
+  },
+  "PhotoBasePath": "\\192.168.12.42\\mms\\marine\\manual_tarball",
   "Logging": {
     "LogLevel": {
       "Default": "Information",