Extended file manager to support the new interfaces for downloading via url. Improved the handling of compressing and decompressing. Seperated file manager controllers. Updated mooncore versions

Moonlight.ApiServer/Http/Controllers/Admin/Sys/Files/CombineController.cs

@@ -0,0 +1,81 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using MoonCore.Helpers;
+using Moonlight.ApiServer.Configuration;
+using Moonlight.ApiServer.Helpers;
+using Moonlight.Shared.Http.Requests.Admin.Sys.Files;
+
+namespace Moonlight.ApiServer.Http.Controllers.Admin.Sys.Files;
+
+[ApiController]
+[Route("api/admin/system/files")]
+[Authorize(Policy = "permissions:admin.system.files")]
+public class CombineController : Controller
+{
+    private readonly AppConfiguration Configuration;
+
+    private const string BaseDirectory = "storage";
+
+    public CombineController(AppConfiguration configuration)
+    {
+        Configuration = configuration;
+    }
+
+    [HttpPost("combine")]
+    public async Task<IResult> Combine([FromBody] CombineRequest request)
+    {
+        // Validate file lenght
+        if (request.Files.Length < 2)
+            return Results.Problem("At least two files are required", statusCode: 400);
+
+        // Resolve the physical paths
+        var destination = Path.Combine(BaseDirectory, FilePathHelper.SanitizePath(request.Destination));
+
+        var files = request.Files
+            .Select(path => Path.Combine(BaseDirectory, FilePathHelper.SanitizePath(path)))
+            .ToArray();
+
+        // Validate max file size
+        long combinedSize = 0;
+
+        foreach (var file in files)
+        {
+            var fi = new FileInfo(file);
+            combinedSize += fi.Length;
+        }
+
+        if (ByteConverter.FromBytes(combinedSize).MegaBytes > Configuration.Files.CombineLimit)
+        {
+            return Results.Problem("The combine operation exceeds the maximum file size", statusCode: 400);
+        }
+
+        // Combine files
+
+        await using var destinationFs = System.IO.File.Open(
+            destination,
+            FileMode.Create,
+            FileAccess.ReadWrite,
+            FileShare.Read
+        );
+
+        foreach (var file in files)
+        {
+            await using var fs = System.IO.File.Open(
+                file,
+                FileMode.Open,
+                FileAccess.ReadWrite
+            );
+
+            await fs.CopyToAsync(destinationFs);
+            await destinationFs.FlushAsync();
+
+            fs.Close();
+        }
+
+        await destinationFs.FlushAsync();
+        destinationFs.Close();
+
+        return Results.Ok();
+    }
+}