fix invalid filename chars

slsk-batchdl/Download.cs

@@ -28,6 +28,8 @@ static class Download
         string origPath = filePath;
         filePath += ".incomplete";
 
+        Printing.WriteLine($"Downloading: {track} to '{filePath}'", debugOnly: true);
+
         var transferOptions = new TransferOptions(
             stateChanged: (state) =>
             {

slsk-batchdl/FileManager.cs

@@ -33,7 +33,7 @@ public class FileManager
 
         if (tle.defaultFolderName != null)
         {
-            parent = Path.Join(parent, tle.defaultFolderName.ReplaceInvalidChars(Config.I.invalidReplaceStr, removeSlash: false));
+            parent = Path.Join(parent, tle.defaultFolderName);
         } 
 
         if (tle.source.Type == TrackType.Album && !string.IsNullOrEmpty(remoteCommonDir))
@@ -44,7 +44,7 @@ public class FileManager
             parent = Path.Join(parent, dirname, Path.GetDirectoryName(relpath) ?? "");
         }
 
-        return Path.Join(parent, name);
+        return Path.Join(parent, name).CleanPath(Config.I.invalidReplaceStr);
     }
 
     public void SetRemoteCommonDir(string? remoteCommonDir)

slsk-batchdl/Program.cs

@@ -493,7 +493,7 @@ static partial class Program
                 PrintAlbum(tracks);
             }
 
-            var semaphore = new SemaphoreSlim(999); // Needs to be uncapped due to a bug that causes album downloads to fail after some time
+            var semaphore = new SemaphoreSlim(Config.I.concurrentProcesses == -2 ? 1 : 999); // Needs to be uncapped due to a bug that causes album downloads to fail after some time
             using var cts = new CancellationTokenSource();
 
             try

slsk-batchdl/Utils.cs

@@ -272,6 +272,34 @@ public static class Utils
         return str;
     }
 
+    public static string CleanPath(this string fullPath, string replaceWith)
+    {
+        fullPath = Utils.NormalizedPath(fullPath);
+
+        string[] pathParts = fullPath.Split('/');
+
+        foreach (char badChar in Path.GetInvalidPathChars())
+        {
+            if (badChar != ':')
+            {
+                pathParts[0] = pathParts[0].Replace(badChar.ToString(), replaceWith);
+            }
+        }
+
+        var chars = Path.GetInvalidFileNameChars();
+
+        for (int i = 1; i < pathParts.Length; i++)
+        {
+            foreach (char badChar in chars)
+            {
+                pathParts[i] = pathParts[i].Replace(badChar.ToString(), replaceWith);
+            }
+        }
+
+        return string.Join('/', pathParts);
+    }
+
+
     public static string ReplaceSpecialChars(this string str, string replaceStr)
     {
         if (str.Length == 0)

slsk-batchdl/slsk-batchdl.csproj

@@ -27,7 +27,7 @@
     <PackageReference Include="SpotifyAPI.Web" Version="7.1.1" />
     <PackageReference Include="SpotifyAPI.Web.Auth" Version="7.1.1" />
     <PackageReference Include="TagLibSharp" Version="2.3.0" />
-    <PackageReference Include="YoutubeExplode" Version="6.4.2" />
+    <PackageReference Include="YoutubeExplode" Version="6.4.3" />
   </ItemGroup>
   
   <ItemGroup>