[DatFile] Enable blank folders in archives (not quickscan)

SabreTools.Helper/Dats/Partials/DatFile.DFD.cs

@@ -272,6 +272,63 @@ namespace SabreTools.Helper.Dats
 								addDate,
 								headerToCheckAgainst);
 						});
+
+					// Now find all folders that are empty, if we are supposed to
+					if (addBlanks)
+					{
+						// Get the list of empty directories
+						List<string> empties = Directory
+							.EnumerateDirectories(tempSubDir, "*", SearchOption.AllDirectories)
+							.Where(dir => Directory.EnumerateFiles(dir, "*", SearchOption.TopDirectoryOnly).Count() == 0)
+							.ToList();
+
+						Parallel.ForEach(empties,
+							new ParallelOptions { MaxDegreeOfParallelism = Globals.MaxDegreeOfParallelism },
+							dir =>
+						{
+							// Get the full path for the directory
+							string fulldir = Path.GetFullPath(dir);
+
+							// Set the temporary variables
+							string gamename = "";
+							string romname = "";
+
+							// If we have a SuperDAT, we want anything that's not the base path as the game, and the file as the rom
+							if (Type == "SuperDAT")
+							{
+								gamename = Path.Combine(Path.GetDirectoryName(Path.GetFullPath(item)).Remove(0, basePath.Length), Path.GetFileNameWithoutExtension(item));
+								romname = Path.Combine(fulldir.Remove(0, tempSubDir.Length), "-");
+							}
+
+							// Otherwise, we want just the item as the game, and the file as everything else
+							else
+							{
+								gamename = Path.GetFileNameWithoutExtension(item);
+								romname = Path.Combine(fulldir.Remove(0, tempSubDir.Length), "-");
+							}
+
+							// Sanitize the names
+							if (gamename.StartsWith(Path.DirectorySeparatorChar.ToString()))
+							{
+								gamename = gamename.Substring(1);
+							}
+							if (gamename.EndsWith(Path.DirectorySeparatorChar.ToString()))
+							{
+								gamename = gamename.Substring(0, gamename.Length - 1);
+							}
+							if (romname.StartsWith(Path.DirectorySeparatorChar.ToString()))
+							{
+								romname = romname.Substring(1);
+							}
+							if (romname.EndsWith(Path.DirectorySeparatorChar.ToString()))
+							{
+								romname = romname.Substring(0, romname.Length - 1);
+							}
+
+							Globals.Logger.Verbose("Adding blank empty folder: " + gamename);
+							this["null"].Add(new Rom(romname, gamename, omitFromScan));
+						});
+					}
 				}
 				// Otherwise, just get the info on the file itself
 				else if (File.Exists(newItem))

SabreTools.Helper/Dats/Partials/DatFile.Writers.cs

@@ -190,11 +190,7 @@ namespace SabreTools.Helper.Dats
 							if (rom.Type == ItemType.Rom
 								&& ((Rom)rom).Size == -1
 								&& ((Rom)rom).CRC == "null"
-								&& ((Rom)rom).MD5 == "null"
+								&& ((Rom)rom).MD5 == "null")
-								&& ((Rom)rom).SHA1 == "null"
-								&& ((Rom)rom).SHA256 == "null"
-								&& ((Rom)rom).SHA384 == "null"
-								&& ((Rom)rom).SHA512 == "null")
 							{
 								Globals.Logger.Verbose("Empty folder found: " + rom.Machine.Name);
 
@@ -206,12 +202,12 @@ namespace SabreTools.Helper.Dats
 								{
 									rom.Name = (rom.Name == "null" ? "-" : rom.Name);
 									((Rom)rom).Size = Constants.SizeZero;
-									((Rom)rom).CRC = Constants.CRCZero;
+									((Rom)rom).CRC = ((Rom)rom).CRC == "null" ? Constants.CRCZero : null;
-									((Rom)rom).MD5 = Constants.MD5Zero;
+									((Rom)rom).MD5 = ((Rom)rom).MD5 == "null" ? Constants.MD5Zero : null;
-									((Rom)rom).SHA1 = Constants.SHA1Zero;
+									((Rom)rom).SHA1 = ((Rom)rom).SHA1 == "null" ? Constants.SHA1Zero : null;
-									((Rom)rom).SHA256 = Constants.SHA256Zero;
+									((Rom)rom).SHA256 = ((Rom)rom).SHA256 == "null" ? Constants.SHA256Zero : null;
-									((Rom)rom).SHA384 = Constants.SHA384Zero;
+									((Rom)rom).SHA384 = ((Rom)rom).SHA384 == "null" ? Constants.SHA384Zero : null;
-									((Rom)rom).SHA512 = Constants.SHA512Zero;
+									((Rom)rom).SHA512 = ((Rom)rom).SHA512 == "null" ? Constants.SHA512Zero : null;
 								}
 
 								// Otherwise, set the new path and such, write out, and continue

SabreTools.Helper/Dats/Rom.cs

@@ -55,17 +55,37 @@ namespace SabreTools.Helper.Dats
 		/// </summary>
 		/// <param name="name"></param>
 		/// <param name="machineName"></param>
-		public Rom(string name, string machineName)
+		/// <param name="omitFromScan"></param>
+		/// <remarks>TODO: All instances of Hash.DeepHashes should be made into 0x0 eventually</remarks>
+		public Rom(string name, string machineName, Hash omitFromScan = Hash.DeepHashes)
 		{
 			_name = name;
 			_itemType = ItemType.Rom;
 			_size = -1;
+			if ((omitFromScan & Hash.CRC) == 0)
+			{
 				_crc = "null";
+			}
+			if ((omitFromScan & Hash.MD5) == 0)
+			{
 				_md5 = "null";
+			}
+			if ((omitFromScan & Hash.SHA1) == 0)
+			{
 				_sha1 = "null";
+			}
+			if ((omitFromScan & Hash.SHA256) == 0)
+			{
 				_sha256 = "null";
+			}
+			if ((omitFromScan & Hash.SHA384) == 0)
+			{
 				_sha384 = "null";
+			}
+			if ((omitFromScan & Hash.SHA512) == 0)
+			{
 				_sha512 = "null";
+			}
 			_itemStatus = ItemStatus.None;
 
 			_machine = new Machine

SabreTools.Helper/Tools/ArchiveTools.cs

@@ -38,7 +38,7 @@ namespace SabreTools.Helper.Tools
 	 * TODO: Full archive support for: RAR, LRZip, ZPAQ?, Zstd?, LZ4?
 	 * Torrent 7-zip: https://sourceforge.net/p/t7z/code/HEAD/tree/
 	 * LRZIP: https://github.com/ckolivas/lrzip
-	 * ZPAQ: https://github.com/zpaq/zpaq
+	 * ZPAQ: https://github.com/zpaq/zpaq - In progress as external DLL
 	 * Zstd: https://github.com/skbkontur/ZstdNet
 	 * LZ4: https://github.com/lz4/lz4
 	 */